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$382+ 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
LON — STL
May 23 — May 301
Sat 5/23
Sat 5/30
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 23, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Mon 6/12:00 pm
LGW
-
MCI
2 stops57h 29m
Multiple Airlines
Mon 6/810:35 am
MCI
-
LGW
1 stop17h 25m
Multiple Airlines
Deal found 4/22$811
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Tue 6/22:00 pm
LGW
-
MCI
1 stop25h 29m
Multiple Airlines
Tue 6/91:45 pm
MCI
-
LGW
2 stops39h 10m
Multiple Airlines
Deal found 4/22$827
This TravelUp deal was found by Cheapflights users on 4/19. 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.
Wed 9/212:15 pm
LHR
-
STL
1 stop12h 59m
British Airways
Wed 9/234:47 pm
STL
-
LHR
1 stop10h 38m
British Airways
Deal found 4/19$831
This Kiwi.com deal was found by Cheapflights users on 4/22. 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.
Tue 6/22:00 pm
LGW
-
MCI
2 stops33h 29m
Multiple Airlines
Mon 6/810:35 am
MCI
-
LGW
1 stop17h 25m
Multiple Airlines
Deal found 4/22$840
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 5/312:00 pm
LGW
-
MCI
2 stops33h 29m
Multiple Airlines
Mon 6/810:35 am
MCI
-
LGW
1 stop17h 25m
Multiple Airlines
Deal found 4/22$841
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 5/282:00 pm
LGW
-
STL
1 stop15h 57m
Multiple Airlines
Sat 7/44:17 pm
STL
-
LGW
1 stop35h 43m
Multiple Airlines
Deal found 4/19$843
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 6/32:00 pm
LGW
-
MCI
1 stop25h 29m
Multiple Airlines
Tue 6/91:45 pm
MCI
-
LGW
2 stops39h 10m
Multiple Airlines
Deal found 4/22$845
This TravelUp deal was found by Cheapflights users on 4/20. 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.
Wed 9/210:20 am
LHR
-
STL
2 stops19h 31m
Finnair
Wed 9/2312:43 pm
STL
-
LHR
1 stop14h 22m
Finnair
Deal found 4/20$848
This TravelUp deal was found by Cheapflights users on 4/20. 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.
Mon 9/146:10 pm
LHR
-
STL
2 stops35h 10m
Finnair
Mon 9/2112:43 pm
STL
-
LHR
1 stop18h 07m
Finnair
Deal found 4/20$850
This Kiwi.com deal was found by Cheapflights users on 4/20. 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.
Tue 6/22:00 pm
LGW
-
STL
1 stop15h 57m
Multiple Airlines
Sat 6/68:08 pm
STL
-
LGW
2 stops32h 47m
Multiple Airlines
Deal found 4/20$851
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 6/32:00 pm
LGW
-
STL
1 stop15h 57m
Multiple Airlines
Wed 6/104:17 pm
STL
-
LGW
1 stop35h 43m
Multiple Airlines
Deal found 4/19$853
This Expedia deal was found by Cheapflights users on 4/20. 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.
Tue 9/811:45 am
LHR
-
STL
2 stops17h 52m
KLM
Tue 9/2211:51 am
STL
-
LHR
1 stop12h 34m
KLM
Deal found 4/20$854

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 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$811
(Kiwi.com)

One-way from

$382
(Trip.com)

Popular in

July

Cheapest in

February

Average price

$955

Good round-trip deal

$998 or less

Good one-way deal

$679 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 ($118 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($16 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 23, 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

LondonKansas City

LGW - MCI

LGWMCI

London Gatwick

Thu 6/18

2:00 pm-8:55 am

1 stop24h 55m

Kansas City

Fri 7/17

6:19 pm-10:00 am

2 stops57h 41m

$867

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 9/23

6:30 am-4:55 pm

2 stops16h 25m

Lambert-St Louis

Wed 9/30

11:51 am-7:15 am

1 stop13h 24m

$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

5:30 pm-1:15 pm

1 stop13h 45m

$881

LondonKansas City

LGW - MCI

LGWMCI

London Gatwick

Wed 9/16

2:00 pm-9:01 am

1 stop25h 01m

Kansas City

Thu 9/17

5:40 pm-10:00 am

1 stop34h 20m

$1,026

LondonKansas City

LGW - MCI

LGWMCI

London Gatwick

Tue 5/26

2:00 pm-9:29 am

1 stop25h 29m

Kansas City

Wed 6/3

10:35 am-10:00 am

1 stop17h 25m

$1,034

LondonSt. Louis

LGW - STL

LGWSTL

London Gatwick

Wed 5/20

8:50 pm-8:09 pm

3 stops29h 19m

Lambert-St Louis

Wed 5/27

2:15 pm-4:20 pm

3 stops20h 05m

$1,035
Quickest round-trip

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Tue 5/19

4:25 pm-7:30 pm

Nonstop9h 05m

Lambert-St Louis

Thu 5/28

5:00 pm-10:30 am

1 stop11h 30m

$1,036

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Tue 5/19

6:30 am-4:10 pm

2 stops15h 40m

Lambert-St Louis

Tue 5/26

1:27 pm-10:20 am

2 stops14h 53m

$1,044

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 5/20

11:30 am-9:09 pm

2 stops15h 39m

Lambert-St Louis

Wed 5/27

10:19 am-6:45 am

2 stops14h 26m

$1,051

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Fri 7/3

6:15 am-8:29 pm

2 stops20h 14m

Lambert-St Louis

Mon 7/6

7:00 am-9:05 am

1 stop20h 05m

$1,054

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/18

Showing 1-10 of 60 resultsSorted by cheapest first
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6

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.

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 23, 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
7,906 reviews

Boarding

6.9

Comfort

6.8

Entertainment

6.4

Overall

6.7

Crew

7.7

Food

6.4

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
7,906 reviews
British Airways
6.7
Okay
7,906 reviews

Boarding

6.9

Comfort

6.8

Entertainment

6.4

Overall

6.7

Crew

7.7

Food

6.4

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 13h 54m. Fly via Delta, Scandinavian Airlines, or United Airlines to get the fastest option. The distance between London and Missouri is about 4325 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 $996 for a flight from London to Missouri. The cheapest flight overall is $549 while the most popular route, (London Heathrow - Lambert-St Louis) is currently priced at $828.

  • 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 23, 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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