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 41% 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.

How long does it take to fly to London?

If you’re flying from a popular airport in Missouri, such as Kansas City or St. Louis, and flying into London, then you can expect flight times to average 10h 24m and 11h, 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 July 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.

$181 Cheap Flights from Missouri to London in 2025

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Find the cheapest flights from Missouri to London

Round-trip

One-way

Last minute

Cheap round-trip flights

1:30 pm - 9:35 amSTL-LHR

14h 05m1 stop

6:50 am - 3:18 pmLHR-STL

14h 28m2 stops

$476Air Canada

Find Deal

Sun, Sep 14 - Tue, Sep 30

1:30 pm - 9:35 amSTL-LHR

14h 05m1 stop

12:05 pm - 7:38 pmLHR-STL

13h 33m1 stop

$489Air Canada

Find Deal

Sun, Sep 14 - Tue, Sep 30

1:30 pm - 10:15 amSTL-LHR

14h 45m2 stops

6:50 am - 8:00 pmLHR-STL

19h 10m2 stops

$506

Find Deal

Tue, Aug 19 - Wed, Aug 27

11:20 am - 10:15 amSTL-LHR

16h 55m1 stop

1:25 pm - 2:25 pmLHR-STL

31h 00m2 stops

$507United Airlines

Find Deal

Mon, Nov 3 - Tue, Nov 11

11:39 am - 6:50 amSTL-LHR

13h 11m1 stop

3:45 pm - 9:47 pmLHR-STL

12h 02m1 stop

$508British Airways

Find Deal

Wed, Nov 19 - Fri, Dec 5

9:15 am - 6:35 amSTL-LHR

15h 20m1 stop

2:05 pm - 10:49 amLHR-STL

26h 44m2 stops

$509United Airlines

Find Deal

Tue, Oct 14 - Wed, Oct 22

5:58 pm - 12:15 pmSTL-LHR

12h 17m1 stop

10:15 am - 6:15 pmLHR-STL

14h 00m1 stop

$510British Airways

Find Deal

Wed, Nov 19 - Fri, Dec 5

9:38 am - 8:15 amSTL-LHR

16h 37m1 stop

5:25 pm - 8:55 pmLHR-STL

33h 30m2 stops

$519Iberia

Find Deal

Sun, Nov 2 - Thu, Nov 13

9:45 am - 10:50 amSTL-LGW

19h 05m2 stops

8:40 pm - 8:18 pmLGW-STL

29h 38m2 stops

$519Iberia

Find Deal

Tue, Aug 19 - Wed, Aug 27

5:15 am - 10:00 amMCI-LGW

22h 45m1 stop

2:00 pm - 11:07 pmLGW-MCI

15h 07m1 stop

$527

Find Deal

Thu, Oct 2 - Wed, Oct 8

Delta flights from Missouri to London

Our best Delta deals on Missouri to London flight tickets

Delta

Aug 24

STL9:17 amLambert-St Louis

15h 28m

1 stop

LHR6:45 amLondon Heathrow

Sep 5

LHR11:30 amLondon Heathrow

17h 53m

2 stops

STL11:23 pmLambert-St Louis

$523

Find similar

Delta

Aug 19

STL11:02 amLambert-St Louis

14h 13m

1 stop

LHR7:15 amLondon Heathrow

Aug 26

LHR11:30 amLondon Heathrow

16h 32m

2 stops

STL10:02 pmLambert-St Louis

$524

Find similar

Delta

Sep 3

STL3:36 pmLambert-St Louis

13h 49m

2 stops

LHR11:25 amLondon Heathrow

Sep 24

LHR6:15 amLondon Heathrow

16h 30m

2 stops

STL4:45 pmLambert-St Louis

$526

Find similar

British Airways flights from Missouri to London

Our best British Airways deals on Missouri to London flight tickets

British Airways

Nov 19

STL11:39 amLambert-St Louis

13h 11m

1 stop

LHR6:50 amLondon Heathrow

Dec 5

LHR3:45 pmLondon Heathrow

12h 02m

1 stop

STL9:47 pmLambert-St Louis

$508

Find similar

British Airways

Nov 19

STL5:58 pmLambert-St Louis

12h 17m

1 stop

LHR12:15 pmLondon Heathrow

Dec 5

LHR10:15 amLondon Heathrow

14h 00m

1 stop

STL6:15 pmLambert-St Louis

$510

Find similar

British Airways

Sep 9

STL3:59 pmLambert-St Louis

12h 51m

1 stop

LHR10:50 amLondon Heathrow

Sep 23

LHR9:15 amLondon Heathrow

12h 22m

1 stop

STL3:37 pmLambert-St Louis

$514

Find similar

Fly from

Fly to

Route

Depart

Return

Price

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Sun 9/14

1:30 pm-9:35 am

1 stop14h 05m

London Heathrow

Tue 9/30

6:50 am-3:18 pm

2 stops14h 28m

$476

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Sun 9/14

1:30 pm-9:35 am

1 stop14h 05m

London Heathrow

Tue 9/30

12:05 pm-7:38 pm

1 stop13h 33m

$489

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Tue 8/19

1:30 pm-10:15 am

2 stops14h 45m

London Heathrow

Wed 8/27

6:50 am-8:00 pm

2 stops19h 10m

$506

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Mon 11/3

11:20 am-10:15 am

1 stop16h 55m

London Heathrow

Tue 11/11

1:25 pm-2:25 pm

2 stops31h 00m

$507

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Wed 11/19

11:39 am-6:50 am

1 stop13h 11m

London Heathrow

Fri 12/5

3:45 pm-9:47 pm

1 stop12h 02m

$508

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Tue 10/14

9:15 am-6:35 am

1 stop15h 20m

London Heathrow

Wed 10/22

2:05 pm-10:49 am

2 stops26h 44m

$509

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Wed 11/19

5:58 pm-12:15 pm

1 stop12h 17m

London Heathrow

Fri 12/5

10:15 am-6:15 pm

1 stop14h 00m

$510

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Sun 11/2

9:38 am-8:15 am

1 stop16h 37m

London Heathrow

Thu 11/13

5:25 pm-8:55 pm

2 stops33h 30m

$519

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Tue 8/19

9:45 am-10:50 am

2 stops19h 05m

London Gatwick

Wed 8/27

8:40 pm-8:18 pm

2 stops29h 38m

$519

Kansas CityLondon

MCI - LGW

MCILGW

Kansas City

Thu 10/2

5:15 am-10:00 am

1 stop22h 45m

London Gatwick

Wed 10/8

2:00 pm-11:07 pm

1 stop15h 07m

$527

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 October. Flight prices, which tend to average around $764, are often lower during this time because this is during the off-season. The month of April is another great option to travel to London, with average flight prices from Missouri averaging around $767.

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

The cheapest day to depart from Missouri to London is on a Wednesday. Travelers who choose to depart for London on a Wednesday will often find tickets for as low as $846. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $1,006. 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 morning is the least expensive time of day to depart. momondo users have found prices as low as $915 when looking at flights departing in the morning. 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.

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 $941 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 $820 on momondo.

Can stopping save me money on Missouri to London flights?

You could potentially save up to 9% 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	$181
Fastest flight time	9h 59m
Direct flights	None
Airports in London	3 airports

The best one-way flight to London from Missouri in the past 72 hours is $181. The best round-trip flight deal from Missouri to London found on momondo in the last 72 hours is $476.

The fastest flight from Missouri to London takes 9h 59m

There are no direct flights from Missouri to London. Popular non-direct routes for this connection are Kansas City Airport - London Heathrow Airport, Kansas City Airport - London Gatwick Airport and Lambert-St Louis Airport - London Gatwick Airport.

There are 3 airports near London: London City (LCY), London Heathrow (LHR), London Gatwick (LGW)

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 July 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.

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 7.8 1,383 reviews	Search KLM flights
Finnair	PriceFrom $599	Free Cancellation	Rating 7.6 1,316 reviews	Search Finnair flights
Virgin Atlantic	PriceFrom $620	Free Cancellation	Rating 7.4 655 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $642	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
Iberia	PriceFrom $658	Free Cancellation	Rating 7.0 2,859 reviews	Search Iberia flights
United Airlines	PriceFrom $662	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
British Airways	PriceFrom $664	Free Cancellation	Rating 6.6 7,222 reviews	Search British Airways flights
Scandinavian Airlines	PriceFrom $669	Free Cancellation	Rating 7.3 1,457 reviews	Search Scandinavian Airlines flights
Air Canada	PriceFrom $678	Free Cancellation	Rating 7.1 9,851 reviews	Search Air Canada flights
American Airlines	PriceFrom $686	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Gatwick

Hounslow

Dover

Slough

Luton

Dartford

Guildford

Milton Keynes

Stansted

Hayes

Crawley

Croydon

Chelmsford

Ilford

Brentwood

Colchester

Folkestone

Watford

Canterbury

Richmond

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.

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to the United Kingdom

Cheap flights from Missouri to London from $181

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to London departing on 9/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Price Alerts

Find the cheapest flights from Missouri to London

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Delta flights from Missouri to London

Our best Delta deals on Missouri to London flight tickets

British Airways flights from Missouri to London

Our best British Airways deals on Missouri to London flight tickets

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Use the filters below to find and compare flights from Missouri to London that are best for you.

See travel insights to London from

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

What is the cheapest month to fly to London?

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

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

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

Can stopping save me money on Missouri to London flights?

You could potentially save up to 9% on your flight if you consider stops on a Missouri to London flight.

What airlines fly to London?

How long does it take to fly to London?

If you’re flying from a popular airport in Missouri, such as Kansas City or St. Louis, and flying into London, then you can expect flight times to average 10h 24m and 11h, respectively.

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

Fastest flight time

Direct flights

Airports in London

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

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

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

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

Best airlines flying from Missouri to London

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

Traveling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 35.6 mi from London