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$456+ Cheap flights from London (LON) to Missouri

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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
LON — STL
May 30 — Jun 61
Sat 5/30
Sat 6/6
1 adult, Economy
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Cheap flight deals from London to Missouri

Cheapest flights from London to Missouri
Explore the most affordable flight options available from London to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/30. 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 6/112:00 pm
LGW
-
MCI
1 stop25h 29m
Multiple Airlines
Sat 7/186:16 pm
MCI
-
LGW
2 stops33h 44m
Multiple Airlines
Deal found 4/30$824
This TravelUp deal was found by Cheapflights users on 4/27. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:10 pm
LHR
-
STL
2 stops37h 10m
Finnair
Tue 9/2212:43 pm
STL
-
LHR
1 stop14h 22m
Finnair
Deal found 4/27$851
This lol.travel deal was found by Cheapflights users on 4/26. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:45 pm
LHR
-
STL
1 stop14h 35m
Finnair
Tue 9/2212:43 pm
STL
-
LHR
1 stop18h 07m
Finnair
Deal found 4/26$856
This Expedia deal was found by Cheapflights users on 4/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/211:45 am
LHR
-
STL
2 stops17h 52m
KLM
Wed 9/237:05 pm
STL
-
LHR
1 stop12h 10m
KLM
Deal found 4/29$858
This American Airlines deal was found by Cheapflights users on 4/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1111:45 am
LHR
-
STL
1 stop13h 44m
American Airlines
Thu 11/191:52 pm
STL
-
LHR
1 stop14h 08m
American Airlines
Deal found 4/25$859
This American Airlines deal was found by Cheapflights users on 4/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:30 pm
LHR
-
STL
1 stop12h 28m
American Airlines
Thu 11/52:17 pm
STL
-
LHR
1 stop10h 38m
American Airlines
Deal found 4/27$860
This American Airlines deal was found by Cheapflights users on 4/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/21:10 pm
LHR
-
STL
1 stop13h 11m
American Airlines
Tue 12/89:30 am
STL
-
LHR
1 stop15h 20m
American Airlines
Deal found 4/27$861
This lastminute.com deal was found by Cheapflights users on 4/28. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:50 am
LHR
-
STL
2 stops17h 09m
Multiple Airlines
Wed 9/235:11 pm
STL
-
LHR
1 stop13h 39m
Multiple Airlines
Deal found 4/28$868
This British Airways deal was found by Cheapflights users on 4/26. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/84:25 pm
LHR
-
STL
Nonstop9h 05m
British Airways
Tue 9/2212:47 pm
STL
-
LHR
1 stop12h 08m
British Airways
Deal found 4/26$870
This British Airways deal was found by Cheapflights users on 4/30. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:25 pm
LHR
-
STL
Nonstop9h 05m
British Airways
Tue 10/612:52 pm
STL
-
LHR
1 stop12h 03m
British Airways
Deal found 4/30$871
This Kiwi.com deal was found by Cheapflights users on 4/28. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/102:00 pm
LGW
-
MCI
1 stop25h 29m
Multiple Airlines
Thu 7/99:50 am
MCI
-
LGW
1 stop18h 10m
Multiple Airlines
Deal found 4/28$874
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 6/122:00 pm
LGW
-
STL
1 stop16h 09m
Multiple Airlines
Sun 6/214:17 pm
STL
-
LGW
1 stop35h 43m
Multiple Airlines
Deal found 4/27$896

Find flight deals from London to Missouri

Keep the following information in mind while searching for London to Missouri flight deals. Data was last updated April 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$824
(Kiwi.com)

One-way from

$456
(Trip.com)

Popular in

July

Cheapest in

January

Average price

$955

Good round-trip deal

$998 or less

Good one-way deal

$692 or less
Provider with most accurate pricing for London (LON)-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for London (LON)-Lambert-St Louis flights.
Search Deals
From London (LON) to Missouri
Search Deals
One-way flight from London (LON) to Missouri
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($116 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from London (LON) to Missouri.
Search Deals
Price to beat on a one-way flight from London (LON) to Missouri.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Missouri 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 April 30, 2026.
Use the filters below to find and compare flights from London to Missouri that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Tue 9/22

9:55 am-8:50 pm

2 stops16h 55m

Lambert-St Louis

Tue 10/6

7:20 am-6:25 am

1 stop17h 05m

$880

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 9/2

9:55 am-8:31 pm

2 stops16h 36m

Lambert-St Louis

Wed 9/23

10:45 am-6:45 am

2 stops14h 00m

$881

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 9/16

9:55 am-8:31 pm

2 stops16h 36m

Lambert-St Louis

Wed 9/23

1:30 pm-11:20 am

1 stop15h 50m

$881

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Tue 9/8

6:30 am-4:55 pm

2 stops16h 25m

Lambert-St Louis

Tue 9/22

1:30 pm-8:50 am

2 stops13h 20m

$883

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Tue 9/22

7:55 am-9:23 pm

2 stops19h 28m

Lambert-St Louis

Tue 10/6

3:33 pm-2:25 pm

1 stop16h 52m

$898
Quickest round-trip

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 9/16

10:45 am-4:49 pm

1 stop12h 04m

Lambert-St Louis

Fri 9/25

2:18 pm-7:10 am

1 stop10h 52m

$942

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Thu 9/17

9:45 am-11:20 pm

1 stop19h 35m

Lambert-St Louis

Sun 9/20

9:40 pm-11:40 am

Nonstop8h 00m

$995

LondonSt. Louis

LTN - STL

LTNSTL

London Luton

Sun 5/10

6:05 am-8:25 pm

3 stops44h 20m

Lambert-St Louis

Sun 11/1

4:15 pm-10:10 pm

3 stops23h 55m

$1,016

LondonKansas City

LGW - MCI

LGWMCI

London Gatwick

Tue 6/16

2:00 pm-9:29 am

1 stop25h 29m

Kansas City

Mon 6/22

9:50 am-10:00 am

1 stop18h 10m

$1,021

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Sun 5/31

2:00 pm-10:29 am

1 stop26h 29m

Lambert-St Louis

Tue 9/8

3:30 pm-7:40 am

2 stops34h 10m

$1,029

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from London to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from London 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 London to Missouri

How far ahead should I book a flight from London to Missouri?

The best time to book flights from London to Missouri is 46 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from London to Missouri (average of $115). Flying from London to Missouri in September is currently the most expensive (average of $1,111). 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 LON to MO?

Find hourly flight availability from London to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2026.

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

How much does it cost to fly round-trip from London to Missouri?

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated April 30, 2026.
Peruse reviews from past customers who have flown with British Airways from London to Missouri to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,937 reviews

Boarding

6.9

Crew

7.7

Entertainment

6.4

Food

6.4

Comfort

6.8

Overall

6.7

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.
British Airways
6.7
Okay
7,937 reviews
British Airways
6.7
Okay
7,937 reviews

Boarding

6.9

Crew

7.7

Entertainment

6.4

Food

6.4

Comfort

6.8

Overall

6.7

Reviews

1 / 20
6.0
Good

Roxanne,Sep 2025

LHR - IAD

Food was mediocre. Couldn't use headphones because no information on how to use. Staff paid so much attention on a family with a baby . They got VIP treatment.

Related info for your journey

Find useful and relevant information for your journey from London to Missouri. 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 London to Missouri?

    There are many flights that can get you from London to Missouri in 16h 25m. Fly via Delta, Virgin Atlantic, or British Airways to get the fastest option. The distance between London and Missouri is about 4376 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 London to Missouri one-way?

    One-way options have recently been found by users for as low as $438 on Finnair. Other airlines that offer cheap prices include British Airways from $516 and American Airlines from $575 one-way.

  • What are the most popular routes from London to Missouri?

    Most travelers choose London Heathrow - Lambert-St Louis, London Heathrow - Kansas City or London Gatwick - Lambert-St Louis when deciding on the best route from London to Missouri.

  • What are the cheapest flights from London to Missouri?

    On average you can expect to pay $1,018 for a flight from London to Missouri. The cheapest flight overall is $651 while the most popular route, (London Heathrow - Lambert-St Louis) is currently priced at $848.

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

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

  • How can I find direct flights from London to Missouri?

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

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

    Yes. Cheapflights offers flight deals from London to Missouri 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 London to Missouri?

    Currently, August is the cheapest month in which you can book a flight from London to Missouri (average of $115). Flying from London to Missouri in September is currently the most expensive (average of $1,111). 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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Top 3 airlines flying from London to Missouri

Discover the top 3 airlines that operate flights from London to Missouri. 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 April 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$555Average$869FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$654Average$857FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$692Average$1,143FlexibilityNo cancel feeOn-time71%

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