How long does it take to fly to London?

Flight times from Missouri to London vary, but if you’re flying out of St. Louis and flying into London Heathrow Airport (one of the most popular routes), then the duration is 8h 05m on average. Another popular route from Missouri to London is flying from Kansas City to London Heathrow Airport, which will take roughly 10h 31m. Keep in mind that layovers or delays could extend your travel time.

Which airlines fly to London?

Virgin Atlantic, British Airways and KLM are the top three most popular airlines that fly to London from Missouri according to our data. Virgin Atlantic is the first choice among our users, with 44% of people opting to fly with this airline when travelling to London. Keep in mind that there are 5 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Missouri to London?

British Airways and Iberia are the most popular carriers operating from Missouri to London

When did momondo last update prices for flights from Missouri to London?

Prices for flights from Missouri to London were last updated today.

How many operators does momondo search for flights from Missouri to London?

As of November 2025, there are 5 operators available to choose from for flights from Missouri to London.

How old do you have to be to fly from Missouri to London?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missouri to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£134 Cheap Flights from Missouri to London in 2025/26

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Find the cheapest flights from Missouri to London

Round-trip

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

11:40 - 16:00STL-LHR

22h 20m2 stops

06:40 - 08:24LHR-STL

31h 44m2 stops

£445Scandinavian Airlines

Find Deal

Mon, 8 Dec - Mon, 15 Dec

09:54 - 10:00STL-LGW

18h 06m1 stop

14:00 - 22:33LGW-STL

14h 33m1 stop

£447Multiple Airlines

Find Deal

Mon, 8 Dec - Fri, 9 Jan

06:00 - 09:00SGF-LHR

21h 00m1 stop

06:30 - 16:19LHR-SGF

15h 49m2 stops

£454KLM

Find Deal

Sun, 18 Jan - Tue, 3 Feb

06:00 - 09:00SGF-LHR

21h 00m1 stop

12:30 - 21:46LHR-SGF

15h 16m1 stop

£459Delta

Find Deal

Sun, 18 Jan - Tue, 3 Feb

18:43 - 15:50STL-LHR

15h 07m2 stops

11:10 - 21:40LHR-STL

16h 30m2 stops

£466Lufthansa

Find Deal

Mon, 24 Nov - Wed, 3 Dec

18:43 - 15:50STL-LHR

15h 07m2 stops

11:10 - 21:40LHR-STL

16h 30m2 stops

£467Lufthansa

Find Deal

Mon, 24 Nov - Wed, 3 Dec

09:00 - 09:40SGF-LHR

18h 40m1 stop

07:40 - 21:58LHR-SGF

20h 18m2 stops

£475United Airlines

Find Deal

Fri, 16 Jan - Mon, 2 Feb

07:45 - 05:55SGF-LHR

16h 10m1 stop

06:50 - 21:58LHR-SGF

21h 08m2 stops

£476United Airlines

Find Deal

Fri, 16 Jan - Mon, 2 Feb

09:30 - 08:45STL-LHR

17h 15m2 stops

08:40 - 20:47LHR-STL

18h 07m2 stops

£480Delta

Find Deal

Wed, 10 Dec - Tue, 16 Dec

14:12 - 08:45MCI-LHR

12h 33m1 stop

12:30 - 20:02LHR-MCI

13h 32m1 stop

£497KLM

Find Deal

Sun, 22 Feb - Sun, 1 Mar

KLM flights from Missouri to London

Our best KLM deals on Missouri to London flight tickets

KLM

18 Jan

SGF06:00Springfield-Branson

21h 00m

1 stop

LHR09:00London Heathrow

3 Feb

LHR06:30London Heathrow

15h 49m

2 stops

SGF16:19Springfield-Branson

£454

Find similar

KLM

18 Jan

SGF06:00Springfield-Branson

21h 00m

1 stop

LHR09:00London Heathrow

3 Feb

LHR08:55London Heathrow

13h 24m

1 stop

SGF16:19Springfield-Branson

£459

Find similar

KLM

22 Feb

MCI14:12Kansas City

12h 33m

1 stop

LHR08:45London Heathrow

1 Mar

LHR12:30London Heathrow

13h 32m

1 stop

MCI20:02Kansas City

£497

Find similar

Lufthansa flights from Missouri to London

Our best Lufthansa deals on Missouri to London flight tickets

Lufthansa

24 Nov

STL18:43Lambert-St Louis

15h 07m

2 stops

LHR15:50London Heathrow

3 Dec

LHR11:10London Heathrow

16h 30m

2 stops

STL21:40Lambert-St Louis

£466

Find similar

Lufthansa

24 Nov

STL18:43Lambert-St Louis

15h 07m

2 stops

LHR15:50London Heathrow

3 Dec

LHR11:10London Heathrow

16h 30m

2 stops

STL21:40Lambert-St Louis

£467

Find similar

Lufthansa

24 Nov

STL18:43Lambert-St Louis

15h 07m

2 stops

LHR15:50London Heathrow

3 Dec

LHR06:30London Heathrow

13h 25m

1 stop

STL13:55Lambert-St Louis

£467

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 8/12

11:40-16:00

2 stops22h 20m

London Heathrow

Mon 15/12

06:40-08:24

2 stops31h 44m

£445

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 8/12

09:54-10:00

1 stop18h 06m

London Gatwick

Fri 9/1

14:00-22:33

1 stop14h 33m

£447

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Sun 18/1

06:00-09:00

1 stop21h 00m

London Heathrow

Tue 3/2

06:30-16:19

2 stops15h 49m

£454

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Sun 18/1

06:00-09:00

1 stop21h 00m

London Heathrow

Tue 3/2

12:30-21:46

1 stop15h 16m

£459

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 24/11

18:43-15:50

2 stops15h 07m

London Heathrow

Wed 3/12

11:10-21:40

2 stops16h 30m

£466

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 24/11

18:43-15:50

2 stops15h 07m

London Heathrow

Wed 3/12

11:10-21:40

2 stops16h 30m

£467

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Fri 16/1

09:00-09:40

1 stop18h 40m

London Heathrow

Mon 2/2

07:40-21:58

2 stops20h 18m

£475

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Fri 16/1

07:45-05:55

1 stop16h 10m

London Heathrow

Mon 2/2

06:50-21:58

2 stops21h 08m

£476

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Wed 10/12

09:30-08:45

2 stops17h 15m

London Heathrow

Tue 16/12

08:40-20:47

2 stops18h 07m

£480

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 22/2

14:12-08:45

1 stop12h 33m

London Heathrow

Sun 1/3

12:30-20:02

1 stop13h 32m

£497

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Missouri to London

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to London?

The cheapest month to fly to London from Missouri is in November. Flight prices, which tend to average around £539, are often lower during this time because this is during the off-season. The month of October is another great option to travel to London, with average flight prices from Missouri averaging around £550.

What is the cheapest day to depart on your flight to London?

Our data shows that Saturday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £643. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Missouri to London for around £963.

What is the cheapest time of day to depart on your flight to London?

The cheapest time of day to fly to London is in the evening when flights can be purchased for as low as £454. Flights at midday are often more expensive, with an average ticket price of £929.

How far in advance should I book a flight to London?

You are more likely to see cheaper flights to London from Missouri when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £685 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Missouri for as low as £556 on momondo.

Can stopping save me money on Missouri to London flights?

You could potentially save up to 33% on your flight if you consider stops on a Missouri to London flight.

Cheap Missouri to London flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to London

Best price found	£453
Fastest flight time	8h 05m
Direct flights	Mon, Wed, Thu and Sat
Airports in London	1 airport

The best flight deal from Missouri to London found on momondo in the last 72 hours is £453

The fastest flight from Missouri to London takes 8h 05m

Direct flights go from Missouri to London on Monday, Wednesday, Thursday and Saturday. There are no airlines offering direct flights..

There is 1 airport near London: London Heathrow (LHR)

Search flight deals

When did momondo last update prices for flights from Missouri to London?
Prices for flights from Missouri to London were last updated today.
How many operators does momondo search for flights from Missouri to London?
As of November 2025, there are 5 operators available to choose from for flights from Missouri to London.
How old do you have to be to fly from Missouri to London?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Missouri to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Missouri to London?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Missouri to London is Boeing 787-8 Dreamliner (100.00% of total bookings).

Best airlines flying from Missouri to London

Compare and see reviews for airlines that fly from Missouri to London with momondo

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom £440	Free Cancellation	Rating 6.7 7,513 reviews	Search British Airways flights
Virgin Atlantic	PriceFrom £442	Free Cancellation	Rating 7.5 673 reviews	Search Virgin Atlantic flights
Air Canada	PriceFrom £444	Free Cancellation	Rating 7.1 10,441 reviews	Search Air Canada flights
United Airlines	PriceFrom £486	Free Cancellation	Rating 7.4 9,013 reviews	Search United Airlines flights
KLM	PriceFrom £514	Free Cancellation	Rating 7.7 1,410 reviews	Search KLM flights

Eastbourne

Milton Keynes

Luton

Gatwick

Maidstone

Slough

Canterbury

Southend-on-Sea

Ipswich

Ilford

Guildford

Dover

Colchester

Chelmsford

Hayes

Worthing

Ramsgate

Dartford

Bedford

Winchester

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to London?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Missouri to London for you.

Can I find flights from Missouri to London with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Missouri to London flights to just show those with flexible booking policies.

How can momondo help me find flights from Missouri to London?

momondo helps you find the best flight between Missouri and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Missouri to London right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Missouri to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.