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$274+ Cheap flights from Missouri to the United Kingdom

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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LHR
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Missouri to United Kingdom

Cheapest flights from Missouri to United Kingdom
Explore the most affordable flight options available from Missouri to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Mytrip deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/163:50 pmSTL - EDI
2 stops24h 15mMultiple Airlines
Tue 11/258:40 amEDI - STL
2 stops35h 15mMultiple Airlines
Deal found 10/28$577
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:43 pmSTL - LGW
2 stops32h 17mMultiple Airlines
Sat 1/102:00 pmLGW - STL
1 stop14h 33mMultiple Airlines
Deal found 10/27$581
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/133:30 pmSTL - LGW
1 stop12h 35mMultiple Airlines
Sat 1/102:00 pmLGW - STL
1 stop14h 33mMultiple Airlines
Deal found 10/27$582
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1112:04 pmSTL - LGW
2 stops15h 56mMultiple Airlines
Sat 1/102:00 pmLGW - STL
1 stop14h 33mMultiple Airlines
Deal found 10/27$584
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/123:30 pmSTL - LGW
1 stop12h 30mMultiple Airlines
Sat 1/102:00 pmLGW - STL
1 stop14h 33mMultiple Airlines
Deal found 10/27$586
This KLM deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/293:35 pmSGF - LHR
1 stop11h 15mMultiple Airlines
Wed 11/1211:30 amLHR - SGF
2 stops16h 43mMultiple Airlines
Deal found 10/28$591
This Scandinavian Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/303:59 pmSTL - LHR
2 stops24h 41mScandinavian Airlines
Fri 11/146:40 amLHR - STL
2 stops23h 04mScandinavian Airlines
Deal found 10/27$591
This Delta deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:00 amSGF - LHR
1 stop20h 50mDelta
Wed 11/129:00 amLHR - SGF
2 stops19h 13mDelta
Deal found 10/27$592
This Kiwi.com deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/149:54 amSTL - LGW
1 stop18h 06mMultiple Airlines
Fri 1/92:00 pmLGW - STL
1 stop14h 33mMultiple Airlines
Deal found 10/27$592
This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/116:00 amSGF - LHR
1 stop19h 50mDelta
Wed 11/266:30 amLHR - SGF
2 stops21h 43mDelta
Deal found 10/28$593
This Mytrip deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/244:05 pmSTL - LGW
3 stops25h 15mMultiple Airlines
Tue 12/21:10 pmLGW - STL
2 stops30h 45mMultiple Airlines
Deal found 10/26$593
This KLM deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/293:35 pmSGF - LHR
1 stop11h 15mKLM
Wed 11/1212:30 pmLHR - SGF
1 stop15h 43mKLM
Deal found 10/28$599

Cheap flight deals from Missouri to United Kingdom

Keep the following information in mind while searching for Missouri to United Kingdom flight deals. Data was last updated October 29, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$577
(Mytrip)

One-way from

$274
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$740

Good round-trip deal

$597 or less

Good one-way deal

$418 or less
Provider with most accurate pricing for Lambert-St Louis-London (LON) flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-London (LON) flights.
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From Missouri to United Kingdom
Search Deals
One-way flight from Missouri to United Kingdom
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($257 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Missouri to United Kingdom.
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Price to beat on a one-way flight from Missouri to United Kingdom.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri 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 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Missouri to the United Kingdom that are best for you.

Fly from

Missouri

Fly to

United Kingdom

Route

Depart

Return

Price

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Tue 11/11

6:00 am-6:25 am

1 stop18h 25m

London Heathrow

Wed 11/26

6:30 am-10:13 pm

2 stops21h 43m

$593

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Sun 1/18

6:00 am-9:00 am

1 stop21h 00m

London Heathrow

Tue 2/3

6:20 am-9:46 pm

2 stops21h 26m

$600

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 11/24

4:05 pm-11:20 pm

3 stops25h 15m

London Gatwick

Tue 12/2

1:10 pm-1:55 pm

3 stops30h 45m

$606

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Sat 12/13

3:30 pm-10:05 am

1 stop12h 35m

London Gatwick

Thu 1/8

2:00 pm-7:50 am

1 stop23h 50m

$617

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Fri 11/14

3:50 pm-6:30 pm

2 stops20h 40m

London Gatwick

Tue 11/18

7:55 pm-1:55 pm

2 stops24h 00m

$618

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Thu 12/11

12:04 pm-10:00 am

2 stops15h 56m

London Gatwick

Thu 1/8

2:00 pm-10:33 pm

1 stop14h 33m

$618

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Tue 11/11

6:15 am-10:15 am

1 stop22h 00m

London Heathrow

Wed 11/26

6:35 am-10:13 pm

2 stops21h 38m

$619

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Fri 12/12

3:30 pm-10:00 am

1 stop12h 30m

London Gatwick

Thu 1/8

2:00 pm-10:33 pm

1 stop14h 33m

$621

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 11/3

11:20 am-10:15 am

1 stop16h 55m

London Heathrow

Wed 11/19

6:30 am-1:55 pm

1 stop13h 25m

$626

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Sun 1/18

3:14 pm-3:50 pm

2 stops18h 36m

London Heathrow

Tue 2/3

11:10 am-9:58 pm

2 stops16h 48m

$628

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 60 results
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Best time to book a flight from Missouri to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Missouri 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.

Cheapflights Insights

Everything you need to know about your flight from Missouri to the United Kingdom

What is the cheapest month to book a flight from Missouri to United Kingdom?

Currently, September is the cheapest month in which you can book a flight from Missouri to United Kingdom (average of $459). Flying from Missouri to United Kingdom in June is currently the most expensive (average of $768). 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.

What is the cheapest time of day to fly from MO to GB?

Find hourly flight availability from Missouri to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

When flying from Missouri to United Kingdom, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 15% versus a flight in the morning.

What is the cheapest day to fly from Missouri to United Kingdom?

Use this chart to determine the cheapest time to fly round-trip from Missouri to United Kingdom. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Missouri to United Kingdom flight should consider departing on Saturday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

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

  • How long is the flight from Missouri to United Kingdom?

    Departing from Missouri to United Kingdom will take you 10h 32m. The distance from Missouri to United Kingdom is about 4186 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Missouri to United Kingdom one-way?

    $397 is the cheapest one-way deal found within the past few days, from Lufthansa. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $399 and $416, respectively.

  • Can I find deals for flights from Missouri to United Kingdom that include hotel bookings?

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

  • How can I find direct flights from Missouri to United Kingdom?

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

  • Can I find deals for business class flights from Missouri to United Kingdom?

    Yes. Cheapflights offers flight deals from Missouri 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.

  • What is the cheapest month to book a flight from Missouri to United Kingdom?

    Currently, September is the cheapest month in which you can book a flight from Missouri to United Kingdom (average of $459). Flying from Missouri to United Kingdom in June is currently the most expensive (average of $768). 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 Missouri 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 Missouri to United Kingdom

Discover the top 10 airlines that operate flights from Missouri 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 2,558,603 searches. Data last updated October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$525Average$925FlexibilityNo cancel feeOn-time69%
KLMCheapest$529Average$826FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$573Average$1,137FlexibilityNo cancel feeOn-time67%
DeltaCheapest$575Average$896FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$580Average$868FlexibilityNo cancel feeOn-time70%
IberiaCheapest$597Average$932FlexibilityNo cancel feeOn-time77%
FinnairCheapest$599Average$813FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$602Average$1,102FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$620Average$904FlexibilityNo cancel feeOn-time72%
American AirlinesCheapest$637Average$931FlexibilityNo cancel feeOn-time71%

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