United Kingdom

$228+ Cheap flights from Missouri to the United Kingdom

STL — LHR
Oct 12 — Oct 191
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Cheap flight deals from Missouri to United Kingdom

Cheapest flights from Missouri to United Kingdom

Wed 12/26:05 pm -
1 stop30h 45m
Tue 12/89:35 am -
1 stop21h 06m
Deal found 9/7$547
Fri 12/410:07 am -
1 stop17h 53m
Tue 12/89:35 am -
1 stop29h 37m
Deal found 9/7$625
Wed 12/910:07 am -
1 stop14h 48m
Thu 12/1011:00 am -
1 stop28h 12m
Deal found 9/7$639
Wed 12/210:07 am -
1 stop14h 48m
Sun 12/612:35 pm -
1 stop26h 37m
Deal found 9/7$654
Wed 12/210:07 am -
1 stop14h 48m
Tue 12/89:35 am -
1 stop29h 37m
Deal found 9/9$656
Mon 11/166:44 pm -
2 stops30h 06m
Tue 12/89:35 am -
1 stop21h 06m
Deal found 9/7$662
Wed 12/210:07 am -
1 stop14h 48m
Thu 12/1011:00 am -
1 stop28h 12m
Deal found 9/7$665
Wed 12/910:07 am -
1 stop14h 48m
Fri 12/1112:35 pm -
1 stop26h 37m
Deal found 9/7$669
Wed 11/116:44 pm -
2 stops30h 06m
Thu 11/1911:00 am -
1 stop18h 16m
Deal found 9/7$670
Thu 10/224:30 pm -
1 stop35h 30m
Thu 10/2911:00 am -
1 stop17h 16m
Deal found 9/7$683
Mon 11/96:44 pm -
2 stops30h 06m
Thu 11/1911:00 am -
1 stop18h 16m
Deal found 9/7$685
Sat 11/74:26 pm -
1 stop33h 49m
Thu 11/1911:00 am -
1 stop18h 16m
Deal found 9/7$694

Find flight deals from Missouri to United Kingdom

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$547
(Kiwi.com)

One-way from

$228
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$967

Good round-trip deal

$1,121 or less

Good one-way deal

$573 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. 24% potential increase in price ($300 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
Average for round-trip flights in September 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

 
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

St. LouisLondon

STL Lambert-St Louis - LGW London Gatwick

STLLGW

Lambert-St Louis

Tue 10/6

12:17 pm-10:00 am

2 stops39h 43m

London Gatwick

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$290

Kansas CityLondon

MCI Kansas City - LGW London Gatwick

MCILGW

Kansas City

Mon 12/7

3:58 pm-3:45 pm

2 stops17h 47m

London Gatwick

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$339

Kansas CityLondon

MCI Kansas City - LGW London Gatwick

MCILGW

Kansas City

Sun 3/7

12:16 pm-9:00 am

2 stops14h 44m

London Gatwick

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$339

Kansas CityLondon

MCI Kansas City - LGW London Gatwick

MCILGW

Kansas City

Wed 12/9

11:40 am-3:45 pm

2 stops22h 05m

London Gatwick

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$339

Kansas CityLondon

MCI Kansas City - LCY London City

MCILCY

Kansas City

Sun 3/7

12:00 pm-8:10 am

2 stops14h 10m

London City

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$351

St. LouisLondon

STL Lambert-St Louis - LHR London Heathrow

STLLHR

Lambert-St Louis

Mon 3/1

6:30 am-7:10 am

2 stops18h 40m

London Heathrow

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$353

St. LouisLondon

STL Lambert-St Louis - LHR London Heathrow

STLLHR

Lambert-St Louis

Mon 3/8

10:45 am-7:45 am

1 stop15h 00m

London Heathrow

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$354

St. LouisLondon

STL Lambert-St Louis - LHR London Heathrow

STLLHR

Lambert-St Louis

Tue 3/9

11:45 am-10:25 am

1 stop16h 40m

London Heathrow

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$354

St. LouisLondon

STL Lambert-St Louis - LHR London Heathrow

STLLHR

Lambert-St Louis

Wed 12/9

10:04 am-9:00 am

1 stop16h 56m

London Heathrow

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$354

St. LouisLondon

STL Lambert-St Louis - LHR London Heathrow

STLLHR

Lambert-St Louis

Sun 3/7

6:45 am-6:20 am

2 stops17h 35m

London Heathrow

Wed 12/31

12:00 am-5:00 pm

Nonstop0h 00m

$354

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

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

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, February is the cheapest month in which you can book a flight from Missouri to United Kingdom (average of $709). Flying from Missouri to United Kingdom in June is currently the most expensive (average of $1,417). 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?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to United Kingdom as you normally would.

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

The best time to book flights from Missouri to United Kingdom is 84 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.

Related info for your journey

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

    Departing from Missouri to United Kingdom will take you 10h 54m. The distance from Missouri to United Kingdom 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 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, February is the cheapest month in which you can book a flight from Missouri to United Kingdom (average of $709). Flying from Missouri to United Kingdom in June is currently the most expensive (average of $1,417). 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

Alternative routes for Missouri to United Kingdom

Top 10 airlines flying from Missouri to United Kingdom

AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest$324Average$1,050FlexibilityNo cancel feeOn-time72%
KLMCheapest$479Average$836FlexibilityNo cancel feeOn-time75%
DeltaCheapest$483Average$1,052FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$550Average$1,018FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$572Average$1,002FlexibilityNo cancel feeOn-time67%
IberiaCheapest$580Average$1,009FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$580Average$1,072FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$581Average$902FlexibilityNo cancel feeOn-time70%
Scandinavian AirlinesCheapest$602Average$1,041FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$619Average$1,188FlexibilityNo cancel feeOn-time76%

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