How long does it take to fly to London?

If you’re flying from a popular airport in Missouri, such as St. Louis or Springfield, and flying into London, then you can expect flight times to average 8h 05m and 10h 40m, respectively.

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 10 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, Delta, 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 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 10 as of December 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.

$223 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 round-trip flights

Enter your travel dates to find the best prices.

5:04 pm - 10:00 am

MCI

LGW

34h 56m1 stop

2:00 pm - 3:29 pm

LGW

MCI

31h 29m1 stop

$582Multiple Airlines

Sun, Feb 8 - Mon, Feb 23

6:00 am - 10:00 am

MCI

LGW

22h 00m1 stop

2:00 pm - 11:59 pm

LGW

MCI

15h 59m1 stop

$583Multiple Airlines

Wed, Apr 1 - Wed, Apr 15

5:04 pm - 10:00 am

MCI

LGW

34h 56m1 stop

2:00 pm - 3:29 pm

LGW

MCI

31h 29m1 stop

$584Multiple Airlines

Wed, Feb 11 - Mon, Feb 23

12:37 pm - 6:40 am

MCI

LHR

12h 03m1 stop

6:35 am - 9:59 pm

LHR

MCI

21h 24m2 stops

$598Lufthansa

Thu, Feb 19 - Wed, Feb 25

3:14 pm - 7:55 am

SGF

LHR

10h 41m1 stop

6:35 am - 9:58 pm

LHR

SGF

21h 23m2 stops

$598Lufthansa

Sat, Jan 24 - Sat, Jan 31

1:22 pm - 6:25 am

MCI

LHR

11h 03m1 stop

3:50 pm - 11:51 pm

LHR

MCI

14h 01m1 stop

$620Virgin Atlantic

Fri, Jan 23 - Tue, Feb 3

6:45 am - 9:00 am

MCI

LGW

20h 15m2 stops

11:20 am - 11:59 pm

LGW

MCI

18h 39m2 stops

$622American Airlines

Mon, Feb 16 - Mon, Feb 23

6:15 am - 7:30 am

SGF

LHR

20h 15m1 stop

6:35 am - 9:59 pm

LHR

SGF

20h 24m2 stops

$630United Airlines

Thu, Mar 19 - Thu, Mar 26

7:45 am - 6:30 am

SGF

LHR

17h 45m2 stops

6:35 am - 9:59 pm

LHR

SGF

20h 24m2 stops

$637United Airlines

Thu, Mar 19 - Thu, Mar 26

8:13 am - 9:00 am

STL

LGW

18h 47m2 stops

11:20 am - 9:43 am

LGW

STL

28h 23m2 stops

$681American Airlines

Thu, Feb 5 - Tue, Feb 24

Delta flights from Missouri to London

Our best Delta deals on Missouri to London flight tickets

Delta

Feb 16

MCI10:43 amKansas City

18h 57m

1 stop

LHR11:40 amLondon Heathrow

Feb 23

LHR6:30 amLondon Heathrow

16h 36m

2 stops

MCI5:06 pmKansas City

$631

Find similar

Delta

Feb 16

MCI1:23 pmKansas City

13h 22m

2 stops

LHR8:45 amLondon Heathrow

Feb 23

LHR11:45 amLondon Heathrow

17h 55m

2 stops

MCI11:40 pmKansas City

$636

Find similar

Delta

Feb 10

MCI1:22 pmKansas City

11h 03m

1 stop

LHR6:25 amLondon Heathrow

Feb 24

LHR3:50 pmLondon Heathrow

13h 50m

1 stop

MCI11:40 pmKansas City

$650

Find similar

British Airways flights from Missouri to London

Our best British Airways deals on Missouri to London flight tickets

British Airways

Feb 16

MCI12:16 pmKansas City

13h 04m

1 stop

LHR7:20 amLondon Heathrow

Feb 23

LHR10:35 amLondon Heathrow

14h 12m

1 stop

MCI6:47 pmKansas City

$644

Find similar

British Airways

Feb 9

MCI10:58 amKansas City

15h 52m

2 stops

LCY8:50 amLondon City

Feb 20

LCY7:50 amLondon City

22h 09m

2 stops

MCI11:59 pmKansas City

$650

Find similar

British Airways

Feb 5

MCI5:21 pmKansas City

11h 04m

1 stop

LHR10:25 amLondon Heathrow

Feb 10

LHR11:00 amLondon Heathrow

13h 03m

1 stop

MCI6:03 pmKansas City

$656

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Kansas CityLondon

MCI - LGW

MCILGW

Kansas City

Sun 2/8

5:04 pm-10:00 am

1 stop34h 56m

London Gatwick

Mon 2/23

2:00 pm-3:29 pm

1 stop31h 29m

$582

Kansas CityLondon

MCI - LGW

MCILGW

Kansas City

Wed 4/1

6:00 am-10:00 am

1 stop22h 00m

London Gatwick

Wed 4/15

2:00 pm-11:59 pm

1 stop15h 59m

$583

Kansas CityLondon

MCI - LGW

MCILGW

Kansas City

Wed 2/11

5:04 pm-10:00 am

1 stop34h 56m

London Gatwick

Mon 2/23

2:00 pm-3:29 pm

1 stop31h 29m

$584

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Thu 2/19

12:37 pm-6:40 am

1 stop12h 03m

London Heathrow

Wed 2/25

6:35 am-9:59 pm

2 stops21h 24m

$598

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Sat 1/24

3:14 pm-7:55 am

1 stop10h 41m

London Heathrow

Sat 1/31

6:35 am-9:58 pm

2 stops21h 23m

$598

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Fri 1/23

1:22 pm-6:25 am

1 stop11h 03m

London Heathrow

Tue 2/3

3:50 pm-11:51 pm

1 stop14h 01m

$620

Kansas CityLondon

MCI - LGW

MCILGW

Kansas City

Mon 2/16

6:45 am-9:00 am

2 stops20h 15m

London Gatwick

Mon 2/23

11:20 am-11:59 pm

2 stops18h 39m

$622

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Thu 3/19

6:15 am-7:30 am

1 stop20h 15m

London Heathrow

Thu 3/26

6:35 am-9:59 pm

2 stops20h 24m

$630

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Thu 3/19

7:45 am-6:30 am

2 stops17h 45m

London Heathrow

Thu 3/26

6:35 am-9:59 pm

2 stops20h 24m

$637

St. LouisLondon

STL - LGW

STLLGW

Lambert-St Louis

Thu 2/5

8:13 am-9:00 am

2 stops18h 47m

London Gatwick

Tue 2/24

11:20 am-9:43 am

2 stops28h 23m

$681

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 $721.

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

The cheapest day to depart from Missouri to London is on a Sunday. Travelers who choose to depart for London on a Sunday will often find tickets for as low as $658. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,101. 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 $770 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 $882 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 $769 on momondo.

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

There are 3 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	$413
Fastest flight time	8h 05m
Direct flights	Mon, Wed, Thu and Sat
Airports in London	6 airports

The best one-way flight to London from Missouri in the past 72 hours is $413. The best round-trip flight deal from Missouri to London found on momondo in the last 72 hours is $662.

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 are 6 airports in London. From Missouri there are direct flights to 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 10 as of December 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 1,435 reviews	Search KLM flights
Air Canada	PriceFrom $573	Free Cancellation	Rating 7.1 10,562 reviews	Search Air Canada flights
Delta	PriceFrom $577	Free Cancellation	Rating 7.9 8,022 reviews	Search Delta flights
United Airlines	PriceFrom $580	Free Cancellation	Rating 7.4 9,116 reviews	Search United Airlines flights
British Airways	PriceFrom $580	Free Cancellation	Rating 6.7 7,617 reviews	Search British Airways flights
Iberia	PriceFrom $597	Free Cancellation	Rating 7.0 3,059 reviews	Search Iberia flights
Scandinavian Airlines	PriceFrom $602	Free Cancellation	Rating 7.4 1,630 reviews	Search Scandinavian Airlines flights
American Airlines	PriceFrom $613	Free Cancellation	Rating 7.2 11,073 reviews	Search American Airlines flights
Virgin Atlantic	PriceFrom $615	Free Cancellation	Rating 7.5 677 reviews	Search Virgin Atlantic flights
Lufthansa	PriceFrom $670	Free Cancellation	Rating 6.8 7,657 reviews	Search Lufthansa flights

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Watford

Wembley

Cobham

Folkestone

Romford

Richmond

Uxbridge

Chelmsford

Stansted

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.