What airlines fly to London?

British Airways, American Airlines and United Airlines are the top three most popular airlines that fly to London from Missouri according to our data. British Airways is the first choice among our users, with 44% of people opting to fly with this airline when traveling to London. Keep in mind that there are 11 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, Iberia, and American Airlines are the most popular carriers operating from Missouri to London

How long does it take to fly to London?

If you’re flying from a popular airport in Missouri, such as St. Louis or Kansas City, and flying into London, then you can expect flight times to average 8h 05m and 10h 22m, respectively.

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

Prices for flights from Missouri to London are updated daily.

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

The number of operators available for flights from Missouri to London is 11 as of November 2025.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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.

$176 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

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:54 am - 10:00 amSTL-LGW

18h 06m1 stop

2:00 pm - 10:33 pmLGW-STL

14h 33m1 stop

$588Multiple Airlines

Find Deal

Mon, Dec 8 - Fri, Jan 9

10:47 am - 10:00 amSTL-LGW

17h 13m2 stops

2:00 pm - 10:33 pmLGW-STL

14h 33m1 stop

$589Multiple Airlines

Find Deal

Mon, Dec 8 - Fri, Jan 9

6:00 am - 6:25 amSGF-LHR

18h 25m1 stop

6:30 am - 4:19 pmLHR-SGF

15h 49m2 stops

$597Delta

Find Deal

Sun, Jan 18 - Tue, Feb 3

6:00 am - 9:00 amSGF-LHR

21h 00m1 stop

6:30 am - 4:19 pmLHR-SGF

15h 49m2 stops

$598KLM

Find Deal

Sun, Jan 18 - Tue, Feb 3

6:00 am - 6:25 amSGF-LHR

18h 25m1 stop

8:55 am - 9:46 pmLHR-SGF

18h 51m1 stop

$603Delta

Find Deal

Sun, Jan 18 - Tue, Feb 3

6:00 am - 9:00 amSGF-LHR

21h 00m1 stop

8:55 am - 4:19 pmLHR-SGF

13h 24m1 stop

$604KLM

Find Deal

Sun, Jan 18 - Tue, Feb 3

1:57 pm - 5:40 pmSTL-LHR

21h 43m2 stops

6:40 am - 8:24 amLHR-STL

31h 44m2 stops

$604Scandinavian Airlines

Find Deal

Mon, Dec 8 - Mon, Dec 15

6:43 pm - 3:50 pmSTL-LHR

15h 07m2 stops

11:10 am - 9:40 pmLHR-STL

16h 30m2 stops

$613Lufthansa

Find Deal

Mon, Nov 24 - Wed, Dec 3

6:43 pm - 3:50 pmSTL-LHR

15h 07m2 stops

6:30 am - 1:55 pmLHR-STL

13h 25m1 stop

$615Lufthansa

Find Deal

Mon, Nov 24 - Wed, Dec 3

10:10 am - 9:20 amMCI-LHR

17h 10m2 stops

6:40 am - 11:55 pmLHR-MCI

23h 15m2 stops

$655Scandinavian Airlines

Find Deal

Tue, Apr 28 - Thu, May 7

Delta flights from Missouri to London

Our best Delta deals on Missouri to London flight tickets

Delta

Nov 11

SGF11:55 amSpringfield-Branson

17h 45m

1 stop

LHR11:40 amLondon Heathrow

Nov 26

LHR6:30 amLondon Heathrow

21h 43m

2 stops

SGF10:13 pmSpringfield-Branson

$590

Find similar

Delta

Nov 11

SGF6:00 amSpringfield-Branson

22h 15m

2 stops

LHR10:15 amLondon Heathrow

Nov 26

LHR6:30 amLondon Heathrow

17h 48m

2 stops

SGF6:18 pmSpringfield-Branson

$594

Find similar

Delta

Jan 18

SGF6:00 amSpringfield-Branson

18h 25m

1 stop

LHR6:25 amLondon Heathrow

Feb 3

LHR6:30 amLondon Heathrow

15h 49m

2 stops

SGF4:19 pmSpringfield-Branson

$597

Find similar

KLM flights from Missouri to London

Our best KLM deals on Missouri to London flight tickets

KLM

Nov 11

SGF4:02 pmSpringfield-Branson

13h 38m

1 stop

LHR11:40 amLondon Heathrow

Nov 26

LHR8:55 amLondon Heathrow

15h 23m

1 stop

SGF6:18 pmSpringfield-Branson

$596

Find similar

KLM

Jan 18

SGF6:00 amSpringfield-Branson

21h 00m

1 stop

LHR9:00 amLondon Heathrow

Feb 3

LHR6:30 amLondon Heathrow

15h 49m

2 stops

SGF4:19 pmSpringfield-Branson

$598

Find similar

KLM

Jan 18

SGF6:00 amSpringfield-Branson

21h 00m

1 stop

LHR9:00 amLondon Heathrow

Feb 3

LHR8:55 amLondon Heathrow

13h 24m

1 stop

SGF4:19 pmSpringfield-Branson

$604

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 12/8

9:54 am-10:00 am

1 stop18h 06m

London Gatwick

Fri 1/9

2:00 pm-10:33 pm

1 stop14h 33m

$588

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Mon 12/8

10:47 am-10:00 am

2 stops17h 13m

London Gatwick

Fri 1/9

2:00 pm-10:33 pm

1 stop14h 33m

$589

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Sun 1/18

6:00 am-6:25 am

1 stop18h 25m

London Heathrow

Tue 2/3

6:30 am-4:19 pm

2 stops15h 49m

$597

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Sun 1/18

6:00 am-9:00 am

1 stop21h 00m

London Heathrow

Tue 2/3

6:30 am-4:19 pm

2 stops15h 49m

$598

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Sun 1/18

6:00 am-6:25 am

1 stop18h 25m

London Heathrow

Tue 2/3

8:55 am-9:46 pm

1 stop18h 51m

$603

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Sun 1/18

6:00 am-9:00 am

1 stop21h 00m

London Heathrow

Tue 2/3

8:55 am-4:19 pm

1 stop13h 24m

$604

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 12/8

1:57 pm-5:40 pm

2 stops21h 43m

London Heathrow

Mon 12/15

6:40 am-8:24 am

2 stops31h 44m

$604

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 11/24

6:43 pm-3:50 pm

2 stops15h 07m

London Heathrow

Wed 12/3

11:10 am-9:40 pm

2 stops16h 30m

$613

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 11/24

6:43 pm-3:50 pm

2 stops15h 07m

London Heathrow

Wed 12/3

6:30 am-1:55 pm

1 stop13h 25m

$615

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Tue 4/28

10:10 am-9:20 am

2 stops17h 10m

London Heathrow

Thu 5/7

6:40 am-11:55 pm

2 stops23h 15m

$655

Flights are sorted by cheapest round-trip 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 $709, 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 $724.

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

The cheapest day to depart from Missouri to London is on a Monday. Travelers who choose to depart for London on a Monday will often find tickets for as low as $668. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $848. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

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

Flying to London from Missouri in the evening is the least expensive time of day to depart. momondo users have found prices as low as $781 when looking at flights departing in the evening. Flights to London are more costly at noon, with an average ticket price of $958. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Missouri to London flight route?

Fly from Lambert-St Louis to London Heathrow for the best Missouri - London flight prices

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 $901 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Missouri for as low as $731 on momondo.

What cabin class options are available on Missouri to London flights?

There are 2 cabin classes available to choose from on Missouri to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Missouri to London flights?

You could potentially save up to 46% 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	$418
Fastest flight time	8h 05m
Direct flights	Mon, Wed, Thu and Sat
Airports in London	1 airport

The best one-way flight to London from Missouri in the past 72 hours is $418. The best round-trip flight deal from Missouri to London found on momondo in the last 72 hours is $598.

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 are updated daily.
How many operators does momondo search for flights from Missouri to London?
The number of operators available for flights from Missouri to London is 11 as of November 2025.
How old do you have to be to fly from Missouri to London?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to 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 flights between Missouri and London, the leading plane model is Boeing 787-8 Dreamliner, making up 100.00% of the 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
KLM	PriceFrom $529	Free Cancellation	Rating 7.7 1,410 reviews	Search KLM flights
Air Canada	PriceFrom $573	Free Cancellation	Rating 7.1 10,437 reviews	Search Air Canada flights
Delta	PriceFrom $580	Free Cancellation	Rating 7.9 8,006 reviews	Search Delta flights
United Airlines	PriceFrom $580	Free Cancellation	Rating 7.4 9,012 reviews	Search United Airlines flights
British Airways	PriceFrom $581	Free Cancellation	Rating 6.7 7,510 reviews	Search British Airways flights
Iberia	PriceFrom $597	Free Cancellation	Rating 7.0 3,008 reviews	Search Iberia flights
Finnair	PriceFrom $599	Free Cancellation	Rating 7.6 1,335 reviews	Search Finnair flights
Scandinavian Airlines	PriceFrom $602	Free Cancellation	Rating 7.4 1,570 reviews	Search Scandinavian Airlines flights
Virgin Atlantic	PriceFrom $620	Free Cancellation	Rating 7.5 673 reviews	Search Virgin Atlantic flights
American Airlines	PriceFrom $636	Free Cancellation	Rating 7.2 11,045 reviews	Search American Airlines flights

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Chelmsford

Wembley

Folkestone

Romford

Ilford

Cobham

Stansted

Harrow

Watford

Why use momondo?

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

It is quick and easy to find Missouri to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits 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?

Once all potential Missouri to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to London from Missouri. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.