United Kingdom

$279+ 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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LHR
Apr 17 — Apr 241
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Cheap 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 March 18, 2026.

This Mytrip deal was found by Cheapflights users on 3/15. 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.
Tue 4/144:05 pm
STL
-
STN
2 stops21h 30m
Multiple Airlines
Tue 4/2110:00 pm
STN
-
STL
2 stops23h 25m
Multiple Airlines
Deal found 3/15$708
This Mytrip deal was found by Cheapflights users on 3/15. 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.
Tue 4/144:05 pm
STL
-
LGW
2 stops23h 10m
Multiple Airlines
Tue 4/218:35 pm
LGW
-
STL
2 stops24h 50m
Multiple Airlines
Deal found 3/15$714
This Gotogate deal was found by Cheapflights users on 3/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/31:00 pm
STL
-
LHR
1 stop15h 00m
Air Canada
Tue 5/126:50 am
LHR
-
STL
2 stops19h 35m
Air Canada
Deal found 3/16$720
This United Airlines deal was found by Cheapflights users on 3/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/103:16 pm
MCI
-
EDI
2 stops14h 34m
United Airlines
Wed 8/129:00 am
EDI
-
MCI
2 stops20h 57m
United Airlines
Deal found 3/15$728
This The Travel House deal was found by Cheapflights users on 3/15. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:36 pm
MCI
-
LHR
2 stops35h 44m
Scandinavian Airlines
Mon 10/57:30 pm
LHR
-
MCI
2 stops33h 30m
Scandinavian Airlines
Deal found 3/15$732
This Gotogate deal was found by Cheapflights users on 3/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/294:05 pm
STL
-
LHR
1 stop13h 45m
Air Canada
Wed 5/68:40 am
LHR
-
STL
2 stops17h 45m
Air Canada
Deal found 3/15$738
This Gotogate deal was found by Cheapflights users on 3/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/284:05 pm
STL
-
LHR
1 stop13h 45m
Air Canada
Tue 5/55:15 pm
LHR
-
STL
2 stops33h 10m
Air Canada
Deal found 3/14$739
This Cheapflightsfares deal was found by Cheapflights users on 3/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:49 pm
STL
-
LHR
2 stops17h 36m
Lufthansa
Fri 10/166:30 am
LHR
-
STL
1 stop12h 55m
Lufthansa
Deal found 3/15$740
This FlightHub deal was found by Cheapflights users on 3/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:42 pm
STL
-
LHR
2 stops18h 18m
Scandinavian Airlines
Fri 10/166:40 am
LHR
-
STL
2 stops22h 59m
Scandinavian Airlines
Deal found 3/17$742
This Gotogate deal was found by Cheapflights users on 3/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/284:05 pm
STL
-
LHR
1 stop10h 30m
Multiple Airlines
Wed 5/208:40 am
LHR
-
STL
2 stops17h 45m
Multiple Airlines
Deal found 3/14$743
This FlightHub deal was found by Cheapflights users on 3/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:42 pm
STL
-
LHR
2 stops19h 58m
Scandinavian Airlines
Sat 10/246:40 am
LHR
-
STL
2 stops22h 59m
Scandinavian Airlines
Deal found 3/15$744
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 4/194:59 pm
STL
-
LGW
1 stop35h 01m
Multiple Airlines
Wed 4/292:00 pm
LGW
-
STL
2 stops26h 26m
Multiple Airlines
Deal found 3/16$744

Find 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 March 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$708
(Mytrip)

One-way from

$279
(oojo)

Popular in

June

Cheapest in

January

Average price

$753

Good round-trip deal

$864 or less

Good one-way deal

$535 or less
Provider with most accurate pricing for Lambert-St Louis-London (LON) flight deals.
Provider most trusted by Cheapflights users for Lambert-St Louis-London (LON) flights.
From Missouri to United Kingdom
One-way flight from Missouri to United Kingdom
Highest demand for flights based on searches. 26% potential increase in price ($299 potential increase over avg. RT price).
Cheapest flight prices on average. 5% potential price decrease ($43 potential savings vs. average RT price).
Average for round-trip flights in March 2026
Price to beat on a round-trip flight from Missouri to United Kingdom.
Price to beat on a one-way flight from Missouri to United Kingdom.

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 March 18, 2026.
Use the filters below to find and compare flights from Missouri to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityEdinburgh

MCI - EDI

MCIEDI

Kansas City

Wed 8/19

7:45 am-8:25 am

1 stop18h 40m

Edinburgh Turnhouse

Tue 8/25

9:15 am-4:19 pm

2 stops37h 04m

$753

Kansas CityEdinburgh

MCI - EDI

MCIEDI

Kansas City

Mon 8/24

11:20 am-8:25 am

1 stop15h 05m

Edinburgh Turnhouse

Fri 8/28

9:00 am-3:04 pm

2 stops36h 04m

$758

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 3/30

12:04 pm-1:15 pm

1 stop19h 11m

London Heathrow

Tue 4/14

11:45 am-11:36 pm

2 stops17h 51m

$774

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 4/13

6:05 pm-9:40 am

1 stop33h 35m

London Heathrow

Tue 4/28

5:40 pm-3:25 pm

1 stop27h 45m

$788

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 3/30

6:05 pm-9:40 am

1 stop33h 35m

London Heathrow

Tue 4/14

5:40 pm-3:25 pm

1 stop27h 45m

$788

St. LouisEdinburgh

STL - EDI

STLEDI

Lambert-St Louis

Sun 8/23

8:55 am-7:20 am

1 stop16h 25m

Edinburgh Turnhouse

Thu 8/27

9:00 am-12:13 pm

2 stops33h 13m

$790

Kansas CityLondon

MCI - LCY

MCILCY

Kansas City

Mon 8/17

3:14 pm-12:35 pm

2 stops15h 21m

London City

Wed 8/26

9:15 am-9:40 pm

2 stops18h 25m

$802

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 8/19

2:18 pm-9:30 am

2 stops13h 12m

London City

Fri 8/28

10:00 am-8:50 pm

2 stops16h 50m

$807

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 4/22

1:46 pm-8:50 am

2 stops37h 04m

London City

Wed 4/29

9:20 am-11:13 pm

2 stops19h 53m

$807

St. LouisLondon

STL - LCY

STLLCY

Lambert-St Louis

Wed 4/22

1:46 pm-8:50 am

2 stops37h 04m

London City

Fri 5/1

10:00 am-11:13 pm

2 stops19h 13m

$807

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/17

Showing 1-10 of 60 resultsSorted by cheapest first
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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, January is the cheapest month in which you can book a flight from Missouri to United Kingdom (average of $423). Flying from Missouri to United Kingdom in June is currently the most expensive (average of $745). 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.

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 15h 21m. The distance from Missouri to United Kingdom is about 4342 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?

    $222 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $222 and $224, 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, January is the cheapest month in which you can book a flight from Missouri to United Kingdom (average of $423). Flying from Missouri to United Kingdom in June is currently the most expensive (average of $745). 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

Browse thousands of different options on Cheapflights for your next trip

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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.

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 March 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$288Average$871FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$479Average$794FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$525Average$921FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$533Average$913FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$538Average$821FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$563Average$957FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$572Average$987FlexibilityNo cancel feeOn-time67%
IberiaCheapest$580Average$936FlexibilityNo cancel feeOn-time77%
Virgin AtlanticCheapest$620Average$864FlexibilityNo cancel feeOn-time72%
Scandinavian AirlinesCheapest$854Average$1,248FlexibilityNo cancel feeOn-time77%

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