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Cheap flights from Portland (PDX) to Phnom Penh (PNH) from $668

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 5/11. 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 — PNH
May 3 — May 101
From?
To?
Fri 5/3
Fri 5/10
1 adult, Economy
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Cheap flight deals from Portland to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Phnom Penh (PNH). 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 April 28, 2024.

Popular in

June

Cheapest in

September

Round-trip from

$1,091

One-way from

$735
High demand for flights, 22% potential price rise
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Best time to find cheap flights, 24% potential price drop
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From Portland to Phnom Penh Pochentong
Search Deals
One-way flight from Portland to Phnom Penh Pochentong
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What is the cheapest day to fly round-trip from Portland to Phnom Penh?

Travelers have found that booking a Sunday departure is the best way to save up to 24% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Portland to Phnom Penh?

September can be a great time to fly to Phnom Penh from Portland with a flight ticket averaging about $1,376. Cheapflights users have found deals in the month of September for as cheap as $1,047. The most expensive prices can be found in the month of June.

When is the cheapest time to fly from Portland to Phnom Penh (PDX - PNH)?

It’s typically best to fly out from Portland to Phnom Penh in the morning. Doing so could potentially save you 14% on the flight price compared to flying at noon, which is usually more expensive.

Cheap Cathay Pacific flights from Portland to Phnom Penh

Explore cheap flight options specifically provided by Cathay Pacific for the route between Portland and Phnom Penh. 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 2,944,896 searches. Data last updated April 28, 2024.
Take a look at some of the lowest-priced Cathay Pacific flights heading from Portland to Phnom Penh. Deals update often to give you more flight options matching your criteria
Thu 10/38:45 pmPDX - PNH
2 stops30h 25mCathay Pacific
Tue 10/1511:25 amPNH - PDX
2 stops42h 24mCathay Pacific
Deal found 4/27$1,192
Fri 10/48:25 amPDX - PNH
2 stops42h 45mCathay Pacific
Tue 10/1511:25 amPNH - PDX
2 stops42h 24mCathay Pacific
Deal found 4/27$1,207
Thu 10/38:45 pmPDX - PNH
2 stops30h 25mCathay Pacific
Sat 10/126:30 pmPNH - PDX
2 stops34h 20mCathay Pacific
Deal found 4/27$1,251

Cheap Singapore Airlines flights from Portland to Phnom Penh

Explore cheap flight options specifically provided by Singapore Airlines for the route between Portland and Phnom Penh. 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 2,944,896 searches. Data last updated April 28, 2024.
Some of the best deals we've found on Singapore Airlines flights traveling from Portland to Phnom Penh. Check back soon if you're not seeing flights that suit your needs.
Fri 10/47:10 amPDX - PNH
3 stops35h 30mSingapore Airlines
Sun 10/132:05 pmPNH - PDX
2 stops33h 45mSingapore Airlines
Deal found 4/27$1,385
Tue 7/235:00 pmPDX - PNH
2 stops58h 30mSingapore Airlines
Tue 8/209:35 amPNH - PDX
2 stops61h 02mSingapore Airlines
Deal found 4/27$1,452
Mon 7/16:00 amPDX - PNH
3 stops41h 05mSingapore Airlines
Fri 7/269:35 amPNH - PDX
2 stops44h 22mSingapore Airlines
Deal found 4/27$2,159
Thu 10/37:10 amPDX - PNH
3 stops35h 30mSingapore Airlines
Sat 10/126:25 pmPNH - PDX
2 stops31h 56mSingapore Airlines
Deal found 4/27$3,113

Cheap Portland to Phnom Penh flights in April & May 2024

Find cheap flight options from Portland to Phnom Penh specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,944,896 searches. Prices were last updated on April 28, 2024.
Check out some of the best flight deals from Portland to Phnom Penh in 2024. Check back regularly for other flight deals.
Sat 5/113:10 pmPDX - PNH
2 stops29h 05mMultiple Airlines
Sun 5/266:30 pmPNH - PDX
2 stops29h 18mMultiple Airlines
Deal found 4/28$1,076
Sat 5/113:10 pmPDX - PNH
2 stops29h 05mMultiple Airlines
Sun 5/266:30 pmPNH - PDX
2 stops27h 59mMultiple Airlines
Deal found 4/27$1,100
Thu 5/27:30 pmPDX - PNH
2 stops47h 10mMultiple Airlines
Wed 6/56:25 pmPNH - PDX
2 stops38h 16mMultiple Airlines
Deal found 4/27$1,101
Sat 5/113:10 pmPDX - PNH
2 stops29h 05mMultiple Airlines
Sun 5/266:30 pmPNH - PDX
2 stops29h 18mMultiple Airlines
Deal found 4/27$1,117
Sat 5/113:10 pmPDX - PNH
2 stops29h 05mMultiple Airlines
Sun 5/266:30 pmPNH - PDX
2 stops29h 18mMultiple Airlines
Deal found 4/27$1,119
Sat 5/113:10 pmPDX - PNH
2 stops29h 05mMultiple Airlines
Sun 5/266:30 pmPNH - PDX
2 stops29h 18mMultiple Airlines
Deal found 4/27$1,125
Thu 5/23:55 pmPDX - PNH
2 stops50h 45mMultiple Airlines
Wed 6/512:35 pmPNH - PDX
2 stops45h 35mMultiple Airlines
Deal found 4/27$1,146
Sat 5/116:55 pmPDX - PNH
2 stops25h 20mMultiple Airlines
Sun 5/266:30 pmPNH - PDX
2 stops31h 29mMultiple Airlines
Deal found 4/28$1,320
Thu 5/27:53 pmPDX - PNH
2 stops38h 06mPhilippine Airlines
Tue 6/412:50 amPNH - PDX
2 stops46h 58mPhilippine Airlines
Deal found 4/27$1,496

Portland to Phnom Penh 2024 flight deals

Discover exclusive flight deals for travel between Portland and Phnom Penh in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Check out some of the best flight deals from Portland to Phnom Penh in 2024. Check back regularly for other flight deals.
Sat 5/113:10 pmPDX - PNH
2 stops29h 05mMultiple Airlines
Sun 5/266:30 pmPNH - PDX
2 stops29h 18mMultiple Airlines
Deal found 4/28$1,076
Mon 11/41:55 pmPDX - PNH
2 stops29h 30mMultiple Airlines
Sun 11/247:05 pmPNH - PDX
2 stops29h 45mMultiple Airlines
Deal found 4/27$1,080
Mon 11/44:30 pmPDX - PNH
2 stops26h 55mCathay Pacific
Sun 11/247:05 pmPNH - PDX
2 stops36h 35mCathay Pacific
Deal found 4/27$1,092
Sat 5/113:10 pmPDX - PNH
2 stops29h 05mMultiple Airlines
Sun 5/266:30 pmPNH - PDX
2 stops27h 59mMultiple Airlines
Deal found 4/27$1,100
Thu 5/27:30 pmPDX - PNH
2 stops47h 10mMultiple Airlines
Wed 6/56:25 pmPNH - PDX
2 stops38h 16mMultiple Airlines
Deal found 4/27$1,101
Sat 5/113:10 pmPDX - PNH
2 stops29h 05mMultiple Airlines
Sun 5/266:30 pmPNH - PDX
2 stops29h 18mMultiple Airlines
Deal found 4/27$1,117
Sat 5/113:10 pmPDX - PNH
2 stops29h 05mMultiple Airlines
Sun 5/266:30 pmPNH - PDX
2 stops29h 18mMultiple Airlines
Deal found 4/27$1,119
Sat 5/113:10 pmPDX - PNH
2 stops29h 05mMultiple Airlines
Sun 5/266:30 pmPNH - PDX
2 stops29h 18mMultiple Airlines
Deal found 4/27$1,125
Fri 10/47:10 amPDX - PNH
2 stops44h 00mMultiple Airlines
Mon 11/411:45 amPNH - PDX
2 stops37h 05mMultiple Airlines
Deal found 4/27$1,132

One-way flights to Phnom Penh from Portland

Search for one-way flight options from Portland to Phnom Penh. 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 2,944,896 searches. Data last updated April 28, 2024.
Users in need of a one-way flight from Portland to Phnom Penh can choose from these deals. For those needing a return trip from Portland, there is a search form available above.
Sat 5/111:31 pmPDX - PNH
3 stops57h 14mMultiple Airlines
Deal found 4/27$668
Sat 5/111:31 pmPDX - PNH
3 stops57h 14mMultiple Airlines
Deal found 4/28$682
Sat 5/111:31 pmPDX - PNH
3 stops57h 14mMultiple Airlines
Deal found 4/27$690
Sat 5/111:31 pmPDX - PNH
3 stops57h 14mMultiple Airlines
Deal found 4/28$692
Sat 5/111:31 pmPDX - PNH
2 stops55h 44mMultiple Airlines
Deal found 4/27$733
Sat 5/114:50 pmPDX - PNH
2 stops52h 25mMultiple Airlines
Deal found 4/28$735
Sat 5/111:31 pmPDX - PNH
2 stops55h 44mMultiple Airlines
Deal found 4/28$747
Sat 5/111:31 pmPDX - PNH
2 stops55h 44mMultiple Airlines
Deal found 4/28$773
Sat 5/111:31 pmPDX - PNH
2 stops55h 44mMultiple Airlines
Deal found 4/27$787

Find flights from Portland to Phnom Penh within your budget

Customize your flight search to find flights from Portland to Phnom Penh 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 2,944,896 searches. Data last updated April 28, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,076 - $1,789

Route

Depart

Return

Price

PortlandPhnom Penh Pochentong

PDX - PNH

PDXPNH

Portland

Sat 5/11

2 stops29h 05m

Phnom Penh Pochentong

Sun 5/26

2 stops29h 18m

$1,076

PortlandPhnom Penh Pochentong

PDX - PNH

PDXPNH

Portland

Sat 5/11

2 stops29h 05m

Phnom Penh Pochentong

Sun 5/26

2 stops27h 59m

$1,100

PortlandPhnom Penh Pochentong

PDX - PNH

PDXPNH

Portland

Thu 10/3

2 stops30h 25m

Phnom Penh Pochentong

Tue 10/15

2 stops42h 24m

$1,192

PortlandPhnom Penh Pochentong

PDX - PNH

PDXPNH

Portland

Wed 9/18

2 stops22h 51m

Phnom Penh Pochentong

Sun 9/22

2 stops38h 16m

$1,223

PortlandPhnom Penh Pochentong

PDX - PNH

PDXPNH

Portland

Fri 10/4

3 stops35h 30m

Phnom Penh Pochentong

Sun 10/13

2 stops33h 45m

$1,385

PortlandPhnom Penh Pochentong

PDX - PNH

PDXPNH

Portland

Sun 10/6

3 stops36h 00m

Phnom Penh Pochentong

Sun 10/13

3 stops35h 27m

$1,614

PortlandPhnom Penh Pochentong

PDX - PNH

PDXPNH

Portland

Sat 5/11

2 stops22h 44m

Phnom Penh Pochentong

Sun 5/26

2 stops31h 01m

$1,625

PortlandPhnom Penh Pochentong

PDX - PNH

PDXPNH

Portland

Wed 5/22

2 stops48h 03m

Phnom Penh Pochentong

Thu 6/6

2 stops46h 58m

$1,702

PortlandPhnom Penh Pochentong

PDX - PNH

PDXPNH

Portland

Sun 5/19

2 stops27h 15m

Phnom Penh Pochentong

Wed 5/29

2 stops29h 52m

$1,789

Flights are sorted by cheapest first

Deals found on 4/28

When is the cheapest time to fly from Portland to Phnom Penh?

Use this chart to determine the cheapest time to fly round-trip from Portland to Phnom Penh. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Portland to Phnom Penh flight should consider departing on Monday mornings when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Phnom Penh by month

Plan your trip from Portland to Phnom Penh by taking into account the cheapest months to travel. The average price of a one-way flight from Portland to Phnom Penh is currently $723 while a round-trip flight costs $1,412. Price data was last updated on April 21, 2024.

Currently, October is the cheapest month in which you can book a flight from Portland to Phnom Penh (average of $1,091). Flying from Portland to Phnom Penh in June is currently the most expensive (average of $1,582). 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

$1,215

February

$1,152

March

$1,186

April

$1,158

May

$1,292

June

$1,582

July

$1,555

August

$1,126

September

$1,093

October

$1,091

November

$1,141

December

$1,382

Temperature and rainfall in Phnom Penh by month

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

PNH

Temperature

77 - 84.2 °F

Reviews of airlines servicing Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. 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 Phnom Penh. Reviews last updated April 28, 2024.
Read through reviews of airlines operating flights from Portland to Phnom Penh, such as Cathay Pacific, Singapore Airlines and Qatar Airways. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,188 reviews
Check prices

Entertainment

8.2

Boarding

8.6

Overall

8.5

Comfort

8.3

Crew

8.8

Food

8.2

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Korean Air
8.5
Very good
1,188 reviews
Korean Air
8.5
Very good
1,188 reviews
Check prices

Entertainment

8.2

Boarding

8.6

Overall

8.5

Comfort

8.3

Crew

8.8

Food

8.2

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Singapore Airlines
8.3
Very good
1,478 reviews
Korean Air
8.5
Very good
1,188 reviews
Check prices

Entertainment

8.2

Boarding

8.6

Overall

8.5

Comfort

8.3

Crew

8.8

Food

8.2

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Delta
8.1
Very good
10,932 reviews
Korean Air
8.5
Very good
1,188 reviews
Check prices

Entertainment

8.2

Boarding

8.6

Overall

8.5

Comfort

8.3

Crew

8.8

Food

8.2

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Cathay Pacific
7.9
Good
1,127 reviews
Korean Air
8.5
Very good
1,188 reviews
Check prices

Entertainment

8.2

Boarding

8.6

Overall

8.5

Comfort

8.3

Crew

8.8

Food

8.2

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Qatar Airways
7.7
Good
4,456 reviews
Korean Air
8.5
Very good
1,188 reviews
Check prices

Entertainment

8.2

Boarding

8.6

Overall

8.5

Comfort

8.3

Crew

8.8

Food

8.2

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Related info for your journey

Find useful and relevant information for your journey from Portland to Phnom Penh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Portland to Phnom Penh for under $1,100 on Cheapflights?

    Yes, there are multiple flights from Portland to Phnom Penh for under $1,100. The cheapest flight booked recently is on Multiple Airlines for just $1,076, but on average you can expect to pay $1,162.

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

    Currently priced at $1,192, Cathay Pacific will fly you from Portland to Phnom Penh and back. In addition to Cathay Pacific, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Delta for as low as $1,223. Cathay Pacific is 13% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Before booking your flight from Portland to Phnom Penh check out the most popular airlines for this route: EVA Air, Korean Air or Singapore Airlines.

  • What does PDX to PNH mean?

    Great question - PDX to PNH just means Portland Airport to Phnom Penh Pochentong Airport. Now you’ll know what these unique codes when you look for flights!

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

    The amount of baggage you can bring on your Portland to Phnom Penh 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 Phnom Penh with specific airlines?

    Yes, Cheapflights allows you to browse and filter Portland to Phnom Penh 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 Phnom Penh that include hotel bookings?

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

  • How can I find direct flights from Portland to Phnom Penh?

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

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

    Yes. Cheapflights offers flight deals from Portland to Phnom Penh 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 Phnom Penh that allow pets onboard?

    Many airlines flying from Portland to Phnom Penh 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 Phnom Penh?

    Yes, you can often find last-minute deals on Portland to Phnom Penh 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 Phnom Penh flight deals updated?

    The Portland to Phnom Penh flight deals you see on this page were last updated on 4/28.

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.

Complete your trip
Complete your trip to Phnom Penh by adding a car rental and/or hotel reservation to your travel itinerary.

Phnom Penh car rentals
Phnom Penh Pochentong Airport car rentals
Siem Reap car rentals

Top 3 airlines flying from Portland to Phnom Penh

Discover the top 3 airlines that operate flights from Portland to Phnom Penh. 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 2,944,896 searches. Data last updated April 28, 2024.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$991Average$1,283FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Korean AirCheapest$1,075Average$1,298FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
EVA AirCheapest$1,279Average$1,505FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
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Search flights from Portland to Phnom Penh by cabin class

Find flights from Portland to Phnom Penh, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Phnom Penh?

Cheapflights makes it easy to find Portland to Phnom Penh flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Portland to Phnom Penh for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Portland to Phnom Penh with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for Portland to Phnom Penh flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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