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Cheap flights from St. Louis (STL) to the United Kingdom from $218

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 7/10. 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
Jun 11 — Jun 181
From?
To?
Tue 6/11
Tue 6/18
1 adult, Economy
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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 50% 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 $928 per person but you can even find prices for as low as $628. The most expensive prices can be found in the month of June. Opting for a February flight can save you 57% on your journey compared to booking in June

What is the cheapest time of day to fly from STL to 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 St. Louis to United Kingdom flights in June & July 2024

Find cheap flight options from St. Louis to United Kingdom specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 6, 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.
Mon 7/17:29 pmSTL - LGW
1 stop32h 31mMultiple Airlines
Thu 8/292:00 pmLGW - STL
1 stop23h 02mMultiple Airlines
Deal found 6/5$672
Sun 6/307:44 pmSTL - LGW
1 stop32h 16mMultiple Airlines
Wed 7/32:00 pmLGW - STL
1 stop24h 37mMultiple Airlines
Deal found 6/5$717
Thu 7/181:10 pmSTL - LHR
1 stop13h 20mUnited Airlines
Fri 9/64:00 pmLHR - STL
2 stops26h 43mUnited Airlines
Deal found 6/6$727
Thu 7/185:30 pmSTL - LHR
1 stop30h 25mMultiple Airlines
Fri 9/66:00 pmLHR - STL
1 stop27h 20mMultiple Airlines
Deal found 6/6$728
Thu 7/187:15 amSTL - LHR
2 stops17h 30mDelta
Fri 9/69:55 amLHR - STL
2 stops16h 41mDelta
Deal found 6/6$743
Tue 6/1110:50 amSTL - LHR
1 stop13h 30mLufthansa
Tue 6/181:00 pmLHR - STL
1 stop14h 44mLufthansa
Deal found 6/5$761
Tue 6/1111:15 amSTL - LHR
1 stop14h 25mUnited Airlines
Tue 6/186:50 amLHR - STL
2 stops20h 54mUnited Airlines
Deal found 6/5$772
Mon 6/108:25 amSTL - LHR
1 stop16h 20mMultiple Airlines
Thu 6/209:30 amLHR - STL
1 stop17h 35mMultiple Airlines
Deal found 6/5$778
Tue 7/98:25 amSTL - LHR
1 stop16h 20mUnited Airlines
Thu 7/188:30 amLHR - STL
1 stop12h 51mUnited Airlines
Deal found 6/5$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 3,050,429 searches. Data last updated June 6, 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.
Wed 10/167:56 pmSTL - INV
2 stops18h 59mBritish Airways
Mon 10/213:40 pmINV - STL
2 stops32h 41mBritish Airways
Deal found 6/5$502
Wed 10/167:56 pmSTL - INV
2 stops18h 59mBritish Airways
Mon 10/213:40 pmINV - STL
2 stops32h 41mBritish Airways
Deal found 6/5$530
Wed 10/1611:08 amSTL - INV
3 stops16h 22mAmerican Airlines
Mon 10/217:00 amINV - STL
2 stops20h 35mAmerican Airlines
Deal found 6/5$557
Sat 9/216:14 pmSTL - INV
2 stops38h 36mBritish Airways
Fri 9/277:05 amINV - STL
2 stops21h 04mBritish Airways
Deal found 6/6$575
Tue 9/242:17 pmSTL - MAN
2 stops15h 33mVirgin Atlantic
Thu 9/2611:40 amMAN - STL
1 stop17h 59mVirgin Atlantic
Deal found 6/6$584
Sat 9/2111:35 amSTL - INV
3 stops16h 50mAmerican Airlines
Fri 9/277:05 amINV - STL
3 stops18h 27mAmerican Airlines
Deal found 6/6$597
Tue 9/242:17 pmSTL - MAN
2 stops15h 33mVirgin Atlantic
Thu 9/2611:10 amMAN - STL
2 stops18h 29mVirgin Atlantic
Deal found 6/6$614
Wed 9/2512:49 pmSTL - LGW
2 stops15h 11mDelta
Tue 10/112:00 pmLGW - STL
2 stops14h 37mDelta
Deal found 6/5$616
Tue 9/241:31 pmSTL - LHR
1 stop15h 44mAmerican Airlines
Wed 10/28:50 amLHR - STL
2 stops14h 33mAmerican Airlines
Deal found 6/5$617

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 3,050,429 searches. Data last updated June 6, 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 6/1110:50 amSTL - LHR
1 stop13h 30mLufthansa
Tue 6/181:00 pmLHR - STL
1 stop14h 44mLufthansa
Deal found 6/5$761
Tue 6/1111:38 amSTL - LHR
2 stops13h 37mUnited Airlines
Tue 6/186:50 amLHR - STL
2 stops20h 54mUnited Airlines
Deal found 6/5$772
Tue 6/116:00 amSTL - MAN
2 stops18h 55mDelta
Wed 6/1911:40 amMAN - STL
1 stop18h 03mDelta
Deal found 6/6$877
Thu 6/1312:56 pmSTL - LHR
1 stop12h 49mIberia
Thu 6/2010:05 amLHR - STL
1 stop13h 13mIberia
Deal found 6/6$932
Tue 6/111:06 pmSTL - MAN
1 stop12h 09mDelta
Wed 6/1911:40 amMAN - STL
1 stop13h 39mDelta
Deal found 6/6$933
Thu 6/131:10 pmSTL - LHR
1 stop10h 45mUnited Airlines
Thu 6/206:50 amLHR - STL
2 stops20h 54mUnited Airlines
Deal found 6/6$943
Fri 6/145:15 amSTL - LGW
2 stops19h 20mAmerican Airlines
Mon 6/1710:40 amLGW - STL
2 stops27h 53mAmerican Airlines
Deal found 6/5$961
Thu 6/136:00 amSTL - MAN
2 stops19h 45mBritish Airways
Thu 6/207:00 amMAN - STL
2 stops21h 57mBritish Airways
Deal found 6/6$964
Thu 6/136:30 amSTL - MAN
2 stops19h 50mDelta
Thu 6/2011:40 amMAN - STL
1 stop15h 33mDelta
Deal found 6/6$972

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 3,050,429 searches. Data last updated June 6, 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.
Wed 7/107:33 pmSTL - LGW
1 stop32h 27mMultiple Airlines
Deal found 6/5$218
Tue 7/97:33 pmSTL - LGW
1 stop32h 27mMultiple Airlines
Deal found 6/5$240
Mon 7/157:33 pmSTL - LGW
1 stop32h 27mMultiple Airlines
Deal found 6/6$274
Wed 7/108:02 pmSTL - LGW
2 stops31h 58mMultiple Airlines
Deal found 6/5$330
Mon 7/157:51 pmSTL - LGW
3 stops53h 59mMultiple Airlines
Deal found 6/6$334
Mon 7/157:51 pmSTL - LTN
3 stops45h 14mMultiple Airlines
Deal found 6/6$345
Mon 7/157:51 pmSTL - LGW
2 stops32h 09mMultiple Airlines
Deal found 6/6$352
Mon 8/197:29 pmSTL - EDI
2 stops32h 31mMultiple Airlines
Deal found 6/5$367
Mon 7/2212:15 pmSTL - LHR
3 stops17h 40mMultiple Airlines
Deal found 6/6$393

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 3,050,429 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$502 - $699

Route

Depart

Return

Price

Lambert-St LouisInverness

STL - INV

STLINV

Lambert-St Louis

Wed 10/16

2 stops18h 59m

Inverness

Mon 10/21

2 stops32h 41m

$502

Lambert-St LouisInverness

STL - INV

STLINV

Lambert-St Louis

Wed 10/16

3 stops16h 22m

Inverness

Mon 10/21

2 stops20h 35m

$557

Lambert-St LouisManchester

STL - MAN

STLMAN

Lambert-St Louis

Tue 9/24

2 stops15h 33m

Manchester

Thu 9/26

1 stop17h 59m

$584

Lambert-St LouisLondon Gatwick

STL - LGW

STLLGW

Lambert-St Louis

Wed 9/25

2 stops15h 11m

London Gatwick

Tue 10/1

2 stops14h 37m

$616

Lambert-St LouisLondon Heathrow

STL - LHR

STLLHR

Lambert-St Louis

Wed 10/9

1 stop20h 45m

London Heathrow

Wed 10/23

2 stops26h 02m

$626

Lambert-St LouisLondon Heathrow

STL - LHR

STLLHR

Lambert-St Louis

Tue 9/24

1 stop23h 20m

London Heathrow

Wed 10/2

1 stop29h 30m

$632

Lambert-St LouisLondon Heathrow

STL - LHR

STLLHR

Lambert-St Louis

Wed 9/25

2 stops14h 20m

London Heathrow

Tue 10/8

1 stop13h 00m

$639

Lambert-St LouisManchester

STL - MAN

STLMAN

Lambert-St Louis

Tue 9/24

2 stops15h 05m

Manchester

Thu 9/26

2 stops16h 50m

$649

Lambert-St LouisLondon Heathrow

STL - LHR

STLLHR

Lambert-St Louis

Wed 9/25

2 stops14h 50m

London Heathrow

Tue 10/1

2 stops15h 01m

$699

Flights are sorted by cheapest first

Deals found on 6/5

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

Best time to book a flight from St. Louis to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from St. Louis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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 June 6, 2024.
See what other customers who have flown with Air Canada, United Airlines and Delta 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.
Delta
8.0
Very good
10,368 reviews

Food

7.4

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

8.0

Overall

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.

Delta
8.0
Very good
10,368 reviews
Delta
8.0
Very good
10,368 reviews

Food

7.4

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

8.0

Overall

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.

KLM
7.9
Good
1,489 reviews
Delta
8.0
Very good
10,368 reviews

Food

7.4

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

8.0

Overall

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.

Finnair
7.8
Good
1,363 reviews
Delta
8.0
Very good
10,368 reviews

Food

7.4

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

8.0

Overall

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.

Austrian Airlines
7.7
Good
1,010 reviews
Delta
8.0
Very good
10,368 reviews

Food

7.4

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

8.0

Overall

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.

Virgin Atlantic
7.6
Good
718 reviews
Delta
8.0
Very good
10,368 reviews

Food

7.4

Comfort

7.9

Boarding

8.2

Crew

8.6

Entertainment

8.0

Overall

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 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 $502, but on average you can expect to pay $607.

  • 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?

    The most popular flight routes from St. Louis to United Kingdom are Lambert-St Louis - London Heathrow, Lambert-St Louis - London Gatwick and Lambert-St Louis - London City.

  • 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 6/6.

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

    Before booking your flight from St. Louis to United Kingdom check out the most popular airlines for this route: American Airlines, Air Canada or Air France.

  • What is the cheapest month to book a flight from St. Louis to United Kingdom?

    Currently, November is the cheapest month in which you can book a flight from St. Louis to United Kingdom (average of $653). Flying from St. Louis to United Kingdom in June is currently the most expensive (average of $1,102). 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.

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.

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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 3,050,429 searches. Data last updated June 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$585Average$928FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$587Average$919FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$611Average$941FlexibilityNo cancel feeOn-time71%
IberiaCheapest$621Average$791FlexibilityNo cancel feeOn-time77%
FinnairCheapest$643Average$840FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$653Average$918FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$654Average$927FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$678Average$1,059FlexibilityNo cancel feeOn-time67%
LufthansaCheapest$685Average$1,289FlexibilityNo cancel feeOn-time76%
KLMCheapest$688Average$861FlexibilityNo cancel feeOn-time75%
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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.
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