Cheap flights from Portland (PDX) to London (LON) from $276

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/24. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PDX — LON
May 8 — May 151

The best prices from Portland to London are usually found in February or October, booked 21 days in advance, depart on a Wednesday or Tuesday and return on a Monday

Cheap flight deals from Portland to London

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to London (LON). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 3, 2024.

Popular in

July

Cheapest in

February

Round-trip from

$643

One-way from

$276
High demand for flights, 29% potential price rise
Best time to find cheap flights, 20% potential price drop
From Portland to London (LON)
One-way flight from Portland to London (LON)

What is the cheapest day to fly round-trip from Portland to London?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

How far in advance should I book a flight from Portland to London?

To save on the cost of your flight from Portland to London, book at least 22 days before your planned departure. Booking around this time can save you about 54% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,101 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,168.

What is the cheapest month to fly from Portland to London?

February can be a great time to fly to London from Portland with a flight ticket averaging about $985. Cheapflights users have found deals in the month of February for as cheap as $621. The most expensive prices can be found in the month of July.

When is the cheapest time to fly from Portland to London (PDX - LON)?

Unlike in the evening, when flights are generally more expensive, you can save up to 19% on flights from Portland to London by exploring options for tickets in the afternoon.

Cheap JetBlue flights from Portland to London

Explore cheap flight options specifically provided by JetBlue for the route between Portland and London. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Take a look at some of the lowest-priced JetBlue flights heading from Portland to London. Come back soon if you're not finding the exact deal you're looking for.
Tue 5/711:30 pmPDX - LHR
1 stop23h 00mJetBlue
Wed 5/158:25 amLHR - PDX
1 stop22h 10mJetBlue
Deal found 5/2$951
Mon 5/611:30 pmPDX - LHR
1 stop23h 00mJetBlue
Wed 5/158:25 amLHR - PDX
1 stop22h 10mJetBlue
Deal found 5/1$953

Cheap Air Canada flights from Portland to London

Explore cheap flight options specifically provided by Air Canada for the route between Portland and London. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Have a look at some of the cheapest available Air Canada flights departing from Portland and landing in London. Check back soon if you're not seeing flights that suit your needs.
Wed 5/156:00 amPDX - LHR
2 stops20h 00mAir Canada
Wed 6/512:05 pmLHR - PDX
1 stop18h 34mAir Canada
Deal found 5/2$1,062
Mon 5/133:25 pmPDX - LHR
1 stop13h 55mAir Canada
Wed 5/228:40 amLHR - PDX
2 stops17h 35mAir Canada
Deal found 5/2$1,075
Mon 5/133:25 pmPDX - LHR
1 stop13h 55mAir Canada
Tue 5/212:10 pmLHR - PDX
1 stop16h 00mAir Canada
Deal found 5/2$1,091
Sat 5/1110:20 amPDX - LHR
2 stops15h 40mAir Canada
Wed 5/228:40 amLHR - PDX
2 stops17h 35mAir Canada
Deal found 5/2$1,125

Cheap Portland to London flights in May & June 2024

Find cheap flight options from Portland to London specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Prices were last updated on May 3, 2024.
Check out some of the best flight deals from Portland to London in 2024. Check back in a little while for more flight options.
Sun 5/268:15 amPDX - LTN
2 stops30h 40mMultiple Airlines
Fri 5/316:05 amLTN - PDX
3 stops45h 59mMultiple Airlines
Deal found 5/2$636
Mon 5/65:40 pmPDX - LHR
1 stop13h 10mVirgin Atlantic
Fri 5/3112:45 pmLHR - PDX
1 stop14h 11mVirgin Atlantic
Deal found 5/2$670
Sun 5/265:50 pmPDX - LGW
2 stops28h 30mMultiple Airlines
Fri 5/318:00 amLGW - PDX
3 stops37h 20mMultiple Airlines
Deal found 5/2$720
Mon 6/32:35 pmPDX - LGW
1 stop31h 45mMultiple Airlines
Wed 6/196:00 amLGW - PDX
2 stops40h 39mMultiple Airlines
Deal found 5/2$726
Sun 5/268:15 amPDX - LTN
2 stops30h 40mMultiple Airlines
Fri 5/316:05 amLTN - PDX
2 stops21h 41mMultiple Airlines
Deal found 5/2$739
Sun 5/265:50 pmPDX - LGW
2 stops28h 30mMultiple Airlines
Fri 5/312:00 pmLGW - PDX
2 stops30h 15mMultiple Airlines
Deal found 5/2$764
Sun 5/265:50 pmPDX - LGW
2 stops28h 30mMultiple Airlines
Sat 6/16:35 amLGW - PDX
3 stops37h 40mMultiple Airlines
Deal found 5/2$768
Sun 5/265:50 pmPDX - LGW
2 stops28h 30mMultiple Airlines
Thu 5/3010:00 amLGW - PDX
2 stops22h 29mMultiple Airlines
Deal found 5/2$769
Fri 5/1711:40 pmPDX - LHR
2 stops25h 15mMultiple Airlines
Mon 5/206:40 amLHR - PDX
2 stops24h 28mMultiple Airlines
Deal found 5/2$779

Portland to London 2024 flight deals

Discover exclusive flight deals for travel between Portland and London in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Check out some of the best flight deals from Portland to London in 2024. Check back in a little while for more flight options.
Mon 9/166:00 amPDX - LGW
2 stops29h 25mMultiple Airlines
Tue 9/2412:00 pmLGW - PDX
1 stop16h 21mMultiple Airlines
Deal found 5/2$608
Sun 5/268:15 amPDX - LTN
2 stops30h 40mMultiple Airlines
Fri 5/316:05 amLTN - PDX
3 stops45h 59mMultiple Airlines
Deal found 5/2$636
Tue 8/2710:30 amPDX - LGW
2 stops17h 15mMultiple Airlines
Tue 9/1712:00 pmLGW - PDX
1 stop16h 21mMultiple Airlines
Deal found 5/2$654
Mon 5/65:40 pmPDX - LHR
1 stop13h 10mVirgin Atlantic
Fri 5/3112:45 pmLHR - PDX
1 stop14h 11mVirgin Atlantic
Deal found 5/2$670
Sun 5/265:50 pmPDX - LGW
2 stops28h 30mMultiple Airlines
Fri 5/318:00 amLGW - PDX
3 stops37h 20mMultiple Airlines
Deal found 5/2$720
Mon 6/32:35 pmPDX - LGW
1 stop31h 45mMultiple Airlines
Wed 6/196:00 amLGW - PDX
2 stops40h 39mMultiple Airlines
Deal found 5/2$726
Sun 5/268:15 amPDX - LTN
2 stops30h 40mMultiple Airlines
Fri 5/316:05 amLTN - PDX
2 stops21h 41mMultiple Airlines
Deal found 5/2$739
Wed 8/219:35 amPDX - LGW
1 stop17h 20mMultiple Airlines
Wed 9/1110:45 amLGW - PDX
1 stop30h 02mMultiple Airlines
Deal found 5/2$753
Mon 10/143:20 pmPDX - LHR
1 stop12h 35mIcelandair
Tue 10/229:25 pmLHR - PDX
1 stop28h 30mIcelandair
Deal found 5/2$762

Non-stop flights to London from Portland

Discover non-stop flight options from Portland to London. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
To help reduce your travel time, choose from one of these non-stop flights from Portland to London. Search for alternative flights from Portland to London by utilizing the search form above.
Tue 10/17:15 pmPDX - LHR
Nonstop9h 30mBritish Airways
Thu 10/103:30 pmLHR - PDX
Nonstop9h 55mBritish Airways
Deal found 5/2$817
Tue 9/247:15 pmPDX - LHR
Nonstop9h 30mBritish Airways
Wed 10/233:30 pmLHR - PDX
Nonstop9h 55mBritish Airways
Deal found 5/2$818
Tue 9/247:15 pmPDX - LHR
Nonstop9h 30mAmerican Airlines
Fri 10/253:30 pmLHR - PDX
Nonstop9h 55mAmerican Airlines
Deal found 5/2$824
Tue 9/247:15 pmPDX - LHR
Nonstop9h 30mBritish Airways
Fri 10/253:30 pmLHR - PDX
Nonstop9h 55mBritish Airways
Deal found 5/3$827
Sun 9/227:15 pmPDX - LHR
Nonstop9h 30mBritish Airways
Thu 10/33:30 pmLHR - PDX
Nonstop9h 55mBritish Airways
Deal found 5/2$857
Tue 5/147:15 pmPDX - LHR
Nonstop9h 30mAmerican Airlines
Wed 5/293:30 pmLHR - PDX
Nonstop9h 55mAmerican Airlines
Deal found 5/3$864
Fri 10/47:15 pmPDX - LHR
Nonstop9h 30mBritish Airways
Thu 10/103:30 pmLHR - PDX
Nonstop9h 55mBritish Airways
Deal found 5/2$866
Wed 10/97:15 pmPDX - LHR
Nonstop9h 30mIberia
Mon 10/143:30 pmLHR - PDX
Nonstop9h 55mIberia
Deal found 5/2$874
Wed 8/217:15 pmPDX - LHR
Nonstop9h 30mBritish Airways
Wed 9/113:30 pmLHR - PDX
Nonstop9h 55mBritish Airways
Deal found 5/2$877

Portland to London flights leaving soon

Find last-minute flight options from Portland to London for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Have a look at some of the last-minute flights available departing from Portland to London. Users should examine the flight details to ensure there are no surprises.
Sun 5/1211:30 pmPDX - LGW
2 stops23h 30mMultiple Airlines
Wed 5/226:00 amLGW - PDX
2 stops38h 15mMultiple Airlines
Deal found 5/2$801
Sun 5/1211:30 pmPDX - LGW
2 stops23h 30mMultiple Airlines
Sat 5/2510:00 amLGW - PDX
3 stops38h 50mMultiple Airlines
Deal found 5/2$823
Sun 5/1211:30 pmPDX - LGW
2 stops23h 30mMultiple Airlines
Fri 5/2410:00 amLGW - PDX
3 stops44h 30mMultiple Airlines
Deal found 5/2$827
Sun 5/1211:30 pmPDX - LGW
2 stops23h 30mMultiple Airlines
Sun 5/2610:45 amLGW - PDX
3 stops32h 20mMultiple Airlines
Deal found 5/2$828
Sun 5/127:00 amPDX - LHR
2 stops25h 00mMultiple Airlines
Thu 5/236:40 amLHR - PDX
2 stops24h 28mMultiple Airlines
Deal found 5/2$834
Sat 5/1112:40 amPDX - LHR
1 stop22h 35mDelta
Fri 5/316:30 amLHR - PDX
1 stop13h 25mDelta
Deal found 5/3$864
Mon 5/136:51 pmPDX - LGW
2 stops27h 29mMultiple Airlines
Thu 5/236:45 amLGW - PDX
2 stops21h 01mMultiple Airlines
Deal found 5/2$868
Sun 5/127:07 amPDX - LHR
1 stop18h 18mDelta
Fri 5/316:15 amLHR - PDX
2 stops16h 20mDelta
Deal found 5/3$872
Mon 5/137:15 pmPDX - LHR
Nonstop9h 30mAmerican Airlines
Tue 5/2812:15 pmLHR - PDX
1 stop16h 29mAmerican Airlines
Deal found 5/2$873

One-way flights to London from Portland

Search for one-way flight options from Portland to London. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
Take a look at some of the best available options we've come across on one-way flights from Portland to London. For those needing a return trip from Portland, there is a search form available above.
Mon 6/2411:53 pmPDX - LGW
2 stops23h 07mMultiple Airlines
Deal found 5/3$276
Sat 9/711:51 pmPDX - LGW
2 stops23h 09mMultiple Airlines
Deal found 5/2$332
Fri 6/2111:59 pmPDX - LGW
2 stops23h 01mMultiple Airlines
Deal found 5/3$339
Mon 8/128:15 amPDX - LGW
2 stops30h 35mMultiple Airlines
Deal found 5/1$364
Fri 5/1712:48 amPDX - LGW
2 stops25h 12mMultiple Airlines
Deal found 5/3$365
Tue 5/2811:57 amPDX - LHR
3 stops47h 53mMultiple Airlines
Deal found 5/1$367
Mon 8/122:00 pmPDX - LTN
2 stops24h 15mMultiple Airlines
Deal found 5/1$370
Sat 7/2712:15 pmPDX - LHR
2 stops36h 50mMultiple Airlines
Deal found 5/2$372
Fri 8/212:15 pmPDX - LGW
2 stops36h 40mMultiple Airlines
Deal found 5/2$372

Find flights from Portland to London within your budget

Customize your flight search to find flights from Portland to London that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$608 - $893

Route

Depart

Return

Price

PortlandLondon Gatwick

PDX - LGW

PDXLGW

Portland

Mon 9/16

2 stops29h 25m

London Gatwick

Tue 9/24

1 stop16h 21m

$608

PortlandLondon Gatwick

PDX - LGW

PDXLGW

Portland

Sun 10/6

1 stop12h 25m

London Gatwick

Thu 10/10

1 stop12h 55m

$774

PortlandLondon Gatwick

PDX - LGW

PDXLGW

Portland

Tue 10/1

1 stop19h 45m

London Gatwick

Thu 10/10

1 stop18h 44m

$803

PortlandLondon Gatwick

PDX - LGW

PDXLGW

Portland

Mon 8/26

2 stops23h 11m

London Gatwick

Tue 9/17

2 stops29h 45m

$832

PortlandLondon City

PDX - LCY

PDXLCY

Portland

Tue 10/1

2 stops22h 15m

London City

Tue 10/8

2 stops16h 52m

$863

PortlandLondon Heathrow

PDX - LHR

PDXLHR

Portland

Mon 5/20

1 stop22h 35m

London Heathrow

Wed 5/29

1 stop13h 25m

$864

PortlandLondon Heathrow

PDX - LHR

PDXLHR

Portland

Mon 5/6

1 stop14h 28m

London Heathrow

Fri 5/31

Nonstop9h 55m

$869

PortlandLondon Heathrow

PDX - LHR

PDXLHR

Portland

Sun 5/12

Nonstop9h 30m

London Heathrow

Fri 5/24

1 stop15h 42m

$874

PortlandLondon Gatwick

PDX - LGW

PDXLGW

Portland

Wed 8/7

1 stop19h 45m

London Gatwick

Sat 8/24

1 stop18h 55m

$893

Flights are sorted by cheapest first

Deals found on 5/2

When is the best time to book a flight from Portland to London?

Use this chart to determine the optimal time to book a round-trip flight from Portland to London. Price data was last updated on January 28, 2024.
The price you pay for your flight from Portland to London may vary depending on when you book. For the best chance of a lower fare, look to book 21 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

When is the cheapest time to fly from Portland to London?

Use this chart to determine the cheapest time to fly round-trip from Portland to London. Price data was last updated on April 28, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland to London flight should consider departing on Thursday at noon when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to London by month

Plan your trip from Portland to London by taking into account the cheapest months to travel. The average price of a one-way flight from Portland to London is currently $351 while a round-trip flight costs $820. Price data was last updated on April 28, 2024.

Currently, November is the cheapest month in which you can book a flight from Portland to London (average of $653). Flying from Portland to London in June is currently the most expensive (average of $1,165). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

January

$674

February

$663

March

$715

April

$692

May

$738

June

$1,165

July

$984

August

$777

September

$746

October

$711

November

$653

December

$672

Temperature and rainfall in London by month

Plan your trip to London by taking into account the average temperature and rainfall totals by month.

LON

Temperature

39.2 - 62.6 °F

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated May 3, 2024.
Read through reviews of airlines operating flights from Portland to London, such as JetBlue, Air Canada and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
10,848 reviews

Overall

8.1

Food

7.4

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

8.1
Very good
10,848 reviews
8.1
Very good
10,848 reviews

Overall

8.1

Food

7.4

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

8.1
Very good
9,128 reviews
8.1
Very good
10,848 reviews

Overall

8.1

Food

7.4

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.9
Good
1,604 reviews
8.1
Very good
10,848 reviews

Overall

8.1

Food

7.4

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.8
Good
2,025 reviews
8.1
Very good
10,848 reviews

Overall

8.1

Food

7.4

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.8
Good
1,379 reviews
8.1
Very good
10,848 reviews

Overall

8.1

Food

7.4

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from Portland to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Portland to London?

    For a flight from Portland to London, you will be flying from Portland. Portland (PDX) is just 6.0 mi from the center of the city. Portland is the only Portland airport and it handles 2 outbound flights to London per day. 15 airlines have flights to London from Portland on a regular basis.

  • Can I find flights from Portland to London for under $700 on Cheapflights?

    Yes, there are multiple flights from Portland to London for under $700. The cheapest flight booked recently is on Multiple Airlines for just $608, but on average you can expect to pay $748.

  • Are there nonstop flights from Portland to London for under $900 on Cheapflights?

    Cheapflights has at least 20 direct flights from Portland to London under $900. A good price for a nonstop flight from Portland to London is less than $887.

  • Are there last-minute flights available from Portland to London for under $900?

    There are currently 20+ open flights from Portland to London within the next 7 days for less than $900.

  • What are the cheapest airlines flying from Portland to London round-trip?

    Cheapflights users have booked flights from Portland to London round-trip from $774. Another airline that can offer you cheap pricing is Virgin Atlantic. You may be able to fly from Portland to London for 21% less than the average price by searching for these airlines.

  • What are the most popular routes from Portland to London?

  • What are the most popular airlines that fly from Portland to London?

  • What are the most reliable airlines from Portland to London?

    The top 3 most reliable airlines when flying from Portland to London are American Airlines (75%), Aer Lingus (75%) and Finnair (75%).

  • What are the cheapest flights from Portland to London?

    The cheapest flight price from Portland to London is $539. On average you can expect to pay $1,468. The most popular route, (Portland - London Heathrow), can usually be booked for $655.

  • What does PDX to LHR mean?

    PDX stands for Portland Airport, while LHR stands for London Heathrow Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Ready for more IATA code knowledge? These are related airports for your current travel destination: London Gatwick Airport (LGW), London Stansted Airport (STN), London Luton Airport (LTN), London City Airport (LCY), London Southend Airport (SEN).

  • Where are the most common layover locations when flying from Portland to London?

  • What are some popular things to do or see while on a layover in Seattle?

    Pike Place Market, Seattle Waterfront, and Space Needle are the most popular attractions in Seattle if you're in need of something to do during your layover. Travelers on a layover in Seattle can visit Pike Place Market, Seattle Waterfront, and Space Needle, by traveling 11.2 mi, 10.9 mi, and 12.0 mi, respectively after landing at Seattle/Tacoma Intl. Travelers can book a car rental at Seattle/Tacoma Intl for about $53 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Portland to London flights?

  • Can I find deals for flights from Portland to London that include extra baggage allowance?

    The amount of baggage you can bring on your Portland to London flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Portland to London with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to London flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Portland to London that include hotel bookings?

    Yes. In addition to deals on Portland to London flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to London?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to London.

  • Can I find deals for business class flights from Portland to London?

    Yes. Cheapflights offers flight deals from Portland to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Portland to London that allow pets onboard?

    Many airlines flying from Portland to London offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Portland to London?

    Yes, you can often find last-minute deals on Portland to London flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Portland to London flight deals updated?

    The Portland to London flight deals you see on this page were last updated on 5/2.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Portland to London

Discover the top 10 airlines that operate flights from Portland to London. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,864,334 searches. Data last updated May 3, 2024.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$273Average$1,303FlexibilityNo cancel feeOn-time60%
Search WestJet flights
IcelandairCheapest$568Average$887FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
KLMCheapest$581Average$908FlexibilityNo cancel feeOn-time75%
Search KLM flights
DeltaCheapest$587Average$954FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$623Average$840FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$630Average$915FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest$637Average$970FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
FinnairCheapest$639Average$1,001FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IberiaCheapest$640Average$940FlexibilityNo cancel feeOn-time77%
Search Iberia flights
Virgin AtlanticCheapest$654Average$982FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights

Search flights from Portland to London by cabin class

Find flights from Portland to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Portland to London

Find hourly flight availability from Portland to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 3, 2024.
0%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
0%of flight departuresAfternoonNoon to 6 pm
100%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
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Weekly flight availability from Portland to London

Explore weekly flight availability from Portland to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 3, 2024.
Sunday5daily flights
Monday5daily flights
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Fly with Cheapflights

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How does Cheapflights help users find flights from Portland to London?

Deals for Portland to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Portland to London?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portland to London.

Can Cheapflights find flights from Portland to London with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portland to London, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Portland to London become cheaper?

Of course! You can now track prices for flights from Portland to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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