Cheap flights from St. Louis (STL) to the United Kingdom from $222

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 9/7. 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.
STL — LHR
May 13 — May 201

How far in advance should I book a flight from St. Louis to United Kingdom?

To save on the cost of your flight from St. Louis to United Kingdom, book at least 10 days before your planned departure. Booking around this time can save you about 13% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $586 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $938.

What is the cheapest month to fly from St. Louis to United Kingdom?

February is one of the best times of the year to fly to United Kingdom from St. Louis. Prices for February average $934 per person but you can even find prices for as low as $621. The most expensive prices can be found in the month of June. Opting for a February flight can save you 61% on your journey compared to booking in June

When is the cheapest time to fly from St. Louis to United Kingdom (STL - GB)?

When flying from St. Louis to United Kingdom, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Lufthansa flights from St. Louis to United Kingdom

Explore cheap flight options specifically provided by Lufthansa for the route between St. Louis and United Kingdom. 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 2,752,338 searches. Data last updated May 8, 2024.
Take a peek at the cheapest Lufthansa flights we've detected traveling from St. Louis to United Kingdom. Make sure to double check the flight details before booking.
Wed 9/48:25 amSTL - LHR
2 stops25h 20mLufthansa
Fri 9/137:25 amLHR - STL
2 stops21h 42mLufthansa
Deal found 5/7$779
Sun 8/115:30 pmSTL - LHR
2 stops18h 10mLufthansa
Fri 8/236:30 amLHR - STL
2 stops18h 59mLufthansa
Deal found 5/7$871
Tue 9/108:25 amSTL - LCY
2 stops16h 50mLufthansa
Tue 9/177:50 amLCY - STL
2 stops21h 06mLufthansa
Deal found 5/8$874
Sun 5/1911:00 amSTL - LHR
1 stop12h 55mLufthansa
Sat 5/255:30 pmLHR - STL
1 stop26h 00mLufthansa
Deal found 5/6$935
Tue 5/1411:10 amSTL - LGW
2 stops23h 50mLufthansa
Thu 5/305:45 pmLGW - STL
1 stop25h 45mLufthansa
Deal found 5/7$1,000
Tue 5/1411:10 amSTL - LGW
2 stops23h 50mLufthansa
Thu 5/305:45 pmLGW - STL
1 stop25h 45mLufthansa
Deal found 5/8$1,003
Sun 5/195:35 pmSTL - LHR
2 stops17h 05mLufthansa
Sat 5/258:25 pmLHR - STL
2 stops23h 05mLufthansa
Deal found 5/6$1,087
Fri 5/173:25 pmSTL - LHR
1 stop13h 15mLufthansa
Fri 5/246:30 amLHR - STL
1 stop13h 00mLufthansa
Deal found 5/7$6,364

Cheap Finnair flights from St. Louis to United Kingdom

Explore cheap flight options specifically provided by Finnair for the route between St. Louis and United Kingdom. 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 2,752,338 searches. Data last updated May 8, 2024.
To aid your search, here are some of the cheapest Finnair flights we've found from St. Louis to United Kingdom. Deals are refreshing constantly so come back soon for more options.
Sun 7/76:09 pmSTL - LHR
1 stop22h 01mFinnair
Fri 7/2610:05 amLHR - STL
1 stop17h 49mFinnair
Deal found 5/7$905
Sun 7/76:09 pmSTL - LHR
1 stop22h 01mFinnair
Sun 7/218:10 amLHR - STL
1 stop19h 44mFinnair
Deal found 5/7$955

Cheap St. Louis to United Kingdom flights in May & June 2024

Find cheap flight options from St. Louis to United Kingdom specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Prices were last updated on May 8, 2024.
These are some of the most attractive deals on flights from St. Louis to United Kingdom in 2024. For more flight deals, be sure to check back very soon.
Thu 6/138:12 pmSTL - LGW
1 stop31h 48mMultiple Airlines
Mon 7/152:00 pmLGW - STL
1 stop26h 11mMultiple Airlines
Deal found 5/7$738
Tue 5/1411:00 amSTL - LHR
1 stop13h 30mAir Canada
Thu 5/302:05 pmLHR - STL
1 stop13h 00mAir Canada
Deal found 5/7$741
Sun 5/129:50 amSTL - LHR
2 stops14h 40mAir Canada
Fri 5/319:30 amLHR - STL
1 stop17h 35mAir Canada
Deal found 5/7$746
Tue 5/219:50 amSTL - LHR
2 stops14h 40mAir Canada
Tue 5/289:30 amLHR - STL
2 stops16h 31mAir Canada
Deal found 5/8$752
Sun 5/125:55 amSTL - LHR
1 stop10h 15mAmerican Airlines
Fri 5/319:15 amLHR - STL
1 stop16h 15mAmerican Airlines
Deal found 5/7$754
Tue 5/214:05 pmSTL - LHR
2 stops14h 55mMultiple Airlines
Thu 5/309:30 amLHR - STL
2 stops16h 31mMultiple Airlines
Deal found 5/7$770
Sun 5/122:18 pmSTL - LHR
2 stops15h 57mDelta
Fri 5/3111:30 amLHR - STL
2 stops16h 22mDelta
Deal found 5/7$773
Sun 6/27:30 pmSTL - LGW
2 stops28h 50mMultiple Airlines
Fri 6/71:05 pmLGW - STL
2 stops34h 23mMultiple Airlines
Deal found 5/7$777
Sun 6/27:30 pmSTL - LGW
1 stop32h 30mMultiple Airlines
Fri 6/71:05 pmLGW - STL
2 stops34h 23mMultiple Airlines
Deal found 5/7$784

St. Louis to United Kingdom 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and United Kingdom in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
These are some of the most attractive deals on flights from St. Louis to United Kingdom in 2024. For more flight deals, be sure to check back very soon.
Tue 10/12:35 pmSTL - LGW
1 stop13h 25mMultiple Airlines
Tue 10/812:00 pmLGW - STL
1 stop28h 46mMultiple Airlines
Deal found 5/8$497
Sat 9/216:21 pmSTL - INV
2 stops38h 29mBritish Airways
Fri 9/277:05 amINV - STL
2 stops16h 09mBritish Airways
Deal found 5/8$574
Wed 9/114:31 pmSTL - LGW
1 stop35h 29mMultiple Airlines
Wed 9/182:00 pmLGW - STL
1 stop14h 14mMultiple Airlines
Deal found 5/8$589
Sat 9/2111:08 amSTL - INV
3 stops17h 17mAmerican Airlines
Fri 9/277:05 amINV - STL
3 stops20h 02mAmerican Airlines
Deal found 5/8$592
Sat 9/217:56 pmSTL - INV
2 stops42h 59mBritish Airways
Fri 9/277:05 amINV - STL
2 stops17h 16mBritish Airways
Deal found 5/7$623
Sat 9/2111:08 amSTL - INV
3 stops17h 17mAmerican Airlines
Fri 9/277:05 amINV - STL
3 stops20h 02mAmerican Airlines
Deal found 5/7$632
Wed 9/2510:00 amSTL - LHR
2 stops25h 40mMultiple Airlines
Tue 10/86:40 amLHR - STL
2 stops22h 55mMultiple Airlines
Deal found 5/8$642
Wed 9/1810:10 amSTL - LHR
2 stops27h 20mMultiple Airlines
Tue 9/246:40 amLHR - STL
2 stops22h 55mMultiple Airlines
Deal found 5/7$655
Sun 9/87:56 pmSTL - INV
2 stops18h 59mAmerican Airlines
Sun 9/226:55 amINV - STL
2 stops22h 25mAmerican Airlines
Deal found 5/7$660

St. Louis to United Kingdom flights leaving soon

Find last-minute flight options from St. Louis to United Kingdom 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 2,752,338 searches. Data last updated May 8, 2024.
Have a look at some of the last-minute flights available departing from St. Louis to United Kingdom. Users should be sure to double check the price, date, and time of their last-minute flight.
Tue 5/1411:00 amSTL - LHR
1 stop13h 30mAir Canada
Thu 5/302:05 pmLHR - STL
1 stop13h 00mAir Canada
Deal found 5/7$741
Sun 5/129:50 amSTL - LHR
2 stops14h 40mAir Canada
Fri 5/319:30 amLHR - STL
1 stop17h 35mAir Canada
Deal found 5/7$746
Tue 5/219:50 amSTL - LHR
2 stops14h 40mAir Canada
Tue 5/289:30 amLHR - STL
2 stops16h 31mAir Canada
Deal found 5/8$752
Sun 5/125:55 amSTL - LHR
1 stop10h 15mAmerican Airlines
Fri 5/319:15 amLHR - STL
1 stop16h 15mAmerican Airlines
Deal found 5/7$754
Tue 5/214:05 pmSTL - LHR
2 stops14h 55mMultiple Airlines
Thu 5/309:30 amLHR - STL
2 stops16h 31mMultiple Airlines
Deal found 5/7$770
Sun 5/122:18 pmSTL - LHR
2 stops15h 57mDelta
Fri 5/3111:30 amLHR - STL
2 stops16h 22mDelta
Deal found 5/7$773
Tue 5/2111:00 amSTL - LHR
1 stop13h 30mUnited Airlines
Sun 6/26:50 amLHR - STL
2 stops20h 54mUnited Airlines
Deal found 5/7$792
Tue 5/2111:00 amSTL - LHR
1 stop13h 30mAir Canada
Sun 6/28:30 amLHR - STL
1 stop17h 31mAir Canada
Deal found 5/7$796
Tue 5/216:11 amSTL - LHR
1 stop19h 04mDelta
Mon 5/2711:30 amLHR - STL
2 stops16h 22mDelta
Deal found 5/7$798

One-way flights to United Kingdom from St. Louis

Search for one-way flight options from St. Louis to United Kingdom. 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 2,752,338 searches. Data last updated May 8, 2024.
Users traveling one-way from St. Louis to United Kingdom can select one of these great deals. Users in need of a round-trip flight from St. Louis to United Kingdom instead should update the search form at the top of page.
Sat 9/711:39 amSTL - LGW
1 stop16h 21mMultiple Airlines
Deal found 5/7$222
Wed 9/114:31 pmSTL - LGW
1 stop35h 29mMultiple Airlines
Deal found 5/7$256
Wed 10/24:31 pmSTL - EDI
2 stops42h 39mMultiple Airlines
Deal found 5/6$289
Tue 8/202:35 pmSTL - LGW
1 stop13h 25mMultiple Airlines
Deal found 5/7$304
Wed 7/109:20 pmSTL - LGW
1 stop30h 40mMultiple Airlines
Deal found 5/7$308
Wed 9/118:00 pmSTL - LGW
2 stops32h 00mMultiple Airlines
Deal found 5/7$317
Tue 8/1311:11 amSTL - LGW
1 stop16h 49mMultiple Airlines
Deal found 5/7$325
Wed 8/79:20 pmSTL - LGW
1 stop30h 40mMultiple Airlines
Deal found 5/8$341
Sun 9/16:42 pmSTL - LGW
1 stop33h 18mMultiple Airlines
Deal found 5/7$359

Find flights from St. Louis to United Kingdom within your budget

Customize your flight search to find flights from St. Louis to United Kingdom 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 2,752,338 searches. Data last updated May 8, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$574 - $779

Route

Depart

Return

Price

Lambert-St LouisInverness

STL - INV

STLINV

Lambert-St Louis

Sat 9/21

2 stops38h 29m

Inverness

Fri 9/27

2 stops16h 09m

$574

Lambert-St LouisInverness

STL - INV

STLINV

Lambert-St Louis

Sat 9/21

3 stops17h 17m

Inverness

Fri 9/27

3 stops20h 02m

$592

Lambert-St LouisLondon Heathrow

STL - LHR

STLLHR

Lambert-St Louis

Sun 9/15

2 stops29h 40m

London Heathrow

Thu 9/26

2 stops22h 55m

$642

Lambert-St LouisEdinburgh Turnhouse

STL - EDI

STLEDI

Lambert-St Louis

Tue 8/20

1 stop13h 50m

Edinburgh Turnhouse

Thu 9/5

1 stop14h 17m

$698

Lambert-St LouisEdinburgh Turnhouse

STL - EDI

STLEDI

Lambert-St Louis

Tue 8/20

2 stops36h 50m

Edinburgh Turnhouse

Wed 9/4

1 stop12h 20m

$722

Lambert-St LouisLondon Heathrow

STL - LHR

STLLHR

Lambert-St Louis

Wed 9/11

1 stop14h 25m

London Heathrow

Wed 9/18

2 stops16h 59m

$735

Lambert-St LouisLondon Gatwick

STL - LGW

STLLGW

Lambert-St Louis

Wed 9/4

2 stops16h 09m

London Gatwick

Wed 9/18

2 stops14h 31m

$741

Lambert-St LouisLondon Gatwick

STL - LGW

STLLGW

Lambert-St Louis

Tue 9/3

2 stops13h 55m

London Gatwick

Tue 9/10

2 stops14h 31m

$761

Lambert-St LouisLondon Heathrow

STL - LHR

STLLHR

Lambert-St Louis

Wed 9/4

2 stops25h 20m

London Heathrow

Fri 9/13

2 stops21h 42m

$779

Flights are sorted by cheapest first

Deals found on 5/8

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated May 8, 2024.
See what other customers who have flown with Lufthansa, Finnair and Air Canada from St. Louis to United Kingdom have to say. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
10,789 reviews

Boarding

8.2

Crew

8.6

Food

7.4

Entertainment

8.0

Comfort

7.9

Overall

8.1

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
10,789 reviews
8.1
Very good
10,789 reviews

Boarding

8.2

Crew

8.6

Food

7.4

Entertainment

8.0

Comfort

7.9

Overall

8.1

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
1,592 reviews
8.1
Very good
10,789 reviews

Boarding

8.2

Crew

8.6

Food

7.4

Entertainment

8.0

Comfort

7.9

Overall

8.1

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
10,789 reviews

Boarding

8.2

Crew

8.6

Food

7.4

Entertainment

8.0

Comfort

7.9

Overall

8.1

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.

7.7
Good
739 reviews
8.1
Very good
10,789 reviews

Boarding

8.2

Crew

8.6

Food

7.4

Entertainment

8.0

Comfort

7.9

Overall

8.1

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.

7.5
Good
1,777 reviews
8.1
Very good
10,789 reviews

Boarding

8.2

Crew

8.6

Food

7.4

Entertainment

8.0

Comfort

7.9

Overall

8.1

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 St. Louis to United Kingdom. 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 St. Louis to United Kingdom?

    Lambert-St Louis (STL) is the airport you will fly out of if you book a flight from St. Louis to United Kingdom. It is only a 12.7 mi journey to Lambert-St Louis (STL) from St. Louis’s city center.

  • Can I find flights from St. Louis to United Kingdom for under $600 on Cheapflights?

    Yes, there are multiple flights from St. Louis to United Kingdom for under $600. The cheapest flight booked recently is on British Airways for just $574, but on average you can expect to pay $671.

  • Are there last-minute flights available from St. Louis to United Kingdom for under $800?

    There are currently 20+ open flights from St. Louis to United Kingdom within the next 7 days for less than $800.

  • What are the most popular routes from St. Louis to United Kingdom?

  • What are the most popular airlines that fly from St. Louis to United Kingdom?

  • What does STL to LHR mean?

    Lambert-St Louis Airport is STL and London Heathrow Airport is LHR. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Ready for more IATA code knowledge? These are related airports for your current travel destination: Manchester Airport (MAN), Edinburgh Turnhouse Airport (EDI), London Gatwick Airport (LGW), Birmingham Airport (BHX), Glasgow Intl Airport (GLA).

  • Can I find deals for flights from St. Louis to United Kingdom that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to United Kingdom 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 St. Louis to United Kingdom with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to United Kingdom 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 St. Louis to United Kingdom that include hotel bookings?

    Yes. In addition to deals on St. Louis to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to United Kingdom?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to United Kingdom.

  • Can I find deals for business class flights from St. Louis to United Kingdom?

    Yes. Cheapflights offers flight deals from St. Louis to United Kingdom 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 St. Louis to United Kingdom that allow pets onboard?

    Many airlines flying from St. Louis to United Kingdom 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 St. Louis to United Kingdom?

    Yes, you can often find last-minute deals on St. Louis to United Kingdom 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 St. Louis to United Kingdom flight deals updated?

    The St. Louis to United Kingdom flight deals you see on this page were last updated on 5/8.

See more FAQs

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Alternative routes for St. Louis to United Kingdom
See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from St. Louis to United Kingdom

Discover the top 10 airlines that operate flights from St. Louis to United Kingdom. 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 2,752,338 searches. Data last updated May 8, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$585Average$898FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$587Average$961FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$611Average$949FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
IberiaCheapest$619Average$786FlexibilityNo cancel feeOn-time77%
Search Iberia flights
FinnairCheapest$643Average$840FlexibilityNo cancel feeOn-time76%
Search Finnair flights
British AirwaysCheapest$652Average$909FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest$654Average$914FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest$656Average$1,288FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
KLMCheapest$688Average$882FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapest$688Average$1,105FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Search flights from St. Louis to United Kingdom by cabin class

Find flights from St. Louis to United Kingdom, based on your preferred cabin class, be it economy, premium economy, business, or first class.

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 St. Louis to United Kingdom?

Cheapflights helps you search for flights from St. Louis to United Kingdom via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to United Kingdom?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to United Kingdom from St. Louis.

Can Cheapflights find flights from St. Louis to United Kingdom with no change fees?

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

Can Cheapflights notify me if prices for flights from St. Louis to United Kingdom become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to United Kingdom from St. Louis today and book when prices fit your budget.

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