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

Lufthansa, Air Canada, and United Airlines are the most popular carriers operating from London Heathrow to Missouri

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

There are 2 operators available for flights from London Heathrow Airport to Missouri as of September 2026.

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

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 London Heathrow Airport to Missouri.

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

The required travel and health documents for your Missouri trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Missouri. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$490 Cheap Flights from London Heathrow Airport to Missouri in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London Heathrow Airport to Missouri

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:30 pm - 9:46 pmLHR London Heathrow-MCI Kansas City

32h 16m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

2:39 pm - 4:00 pmMCI Kansas City-LHR London Heathrow

19h 21m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen

$794Scandinavian Airlines

Wed, Oct 7 - Tue, Oct 20

6:40 am - 10:10 pmLHR London Heathrow-MCI Kansas City

21h 30m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

3:58 pm - 4:00 pmMCI Kansas City-LHR London Heathrow

18h 02m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen

$812Scandinavian Airlines

Fri, Nov 20 - Fri, Dec 4

6:40 am - 9:17 pmLHR London Heathrow-MCI Kansas City

20h 37m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

4:23 pm - 4:00 pmMCI Kansas City-LHR London Heathrow

18h 37m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen

$813Scandinavian Airlines

Tue, Oct 20 - Wed, Oct 28

6:40 am - 10:10 pmLHR London Heathrow-MCI Kansas City

21h 30m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

3:58 pm - 4:00 pmMCI Kansas City-LHR London Heathrow

18h 02m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen

$813Scandinavian Airlines

Fri, Nov 20 - Fri, Dec 4

4:25 pm - 7:30 pmLHR London Heathrow-STL Lambert-St Louis

9h 05mnonstop

5:29 pm - 10:25 amSTL Lambert-St Louis-LHR London Heathrow

10h 56m1 stop Chicago O'Hare Intl

$872British Airways

Wed, Oct 21 - Wed, Nov 18

9:55 am - 6:43 pmLHR London Heathrow-STL Lambert-St Louis

13h 48m1 stop Charlotte Douglas

5:29 pm - 10:25 amSTL Lambert-St Louis-LHR London Heathrow

10h 56m1 stop Chicago O'Hare Intl

$876British Airways

Tue, Oct 27 - Tue, Nov 3

1:10 pm - 8:44 pmLHR London Heathrow-STL Lambert-St Louis

13h 34m1 stop Chicago O'Hare Intl

9:35 pm - 11:35 amSTL Lambert-St Louis-LHR London Heathrow

8h 00mnonstop

$877British Airways

Fri, Oct 2 - Fri, Oct 16

8:15 am - 11:04 pmLHR London Heathrow-STL Lambert-St Louis

20h 49m2 stops Dublin Charlotte Douglas

5:27 pm - 10:50 amSTL Lambert-St Louis-LHR London Heathrow

11h 23m1 stop Chicago O'Hare Intl

$888American Airlines

Tue, Oct 13 - Wed, Oct 21

8:15 am - 11:04 pmLHR London Heathrow-STL Lambert-St Louis

20h 49m2 stops Dublin Charlotte Douglas

5:50 pm - 10:20 amSTL Lambert-St Louis-LHR London Heathrow

10h 30m1 stop Philadelphia

$888American Airlines

Tue, Oct 13 - Tue, Oct 20

8:15 am - 11:04 pmLHR London Heathrow-STL Lambert-St Louis

20h 49m2 stops Dublin Charlotte Douglas

9:35 pm - 11:35 amSTL Lambert-St Louis-LHR London Heathrow

8h 00mnonstop

$888American Airlines

Tue, Oct 13 - Wed, Oct 21

Cheap last minute flights

Enter your travel dates to find the best prices.

5:40 pm - 2:00 pmLHR London Heathrow-STL Lambert-St Louis

26h 20m1 stop Toronto Pearson Intl

4:05 pm - 6:30 amSTL Lambert-St Louis-LHR London Heathrow

33h 25m1 stop Toronto Pearson Intl

$943Air Canada

Mon, Sep 21 - Sat, Oct 31

1:25 pm - 8:38 amLHR London Heathrow-MCI Kansas City

25h 13m2 stops Dublin Chicago O'Hare Intl

6:00 am - 10:20 amMCI Kansas City-LHR London Heathrow

22h 20m2 stops Philadelphia Dublin

$1,362Aer Lingus

Thu, Sep 17 - Thu, Sep 24

11:15 am - 5:40 pmLHR London Heathrow-STL Lambert-St Louis

12h 25m1 stop Atlanta Hartsfield-Jackson

12:00 pm - 6:25 amSTL Lambert-St Louis-LHR London Heathrow

12h 25m1 stop Atlanta Hartsfield-Jackson

$1,370KLM

Wed, Sep 16 - Tue, Sep 29

9:30 am - 8:20 pmLHR London Heathrow-STL Lambert-St Louis

16h 50m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

2:40 pm - 3:00 pmSTL Lambert-St Louis-LHR London Heathrow

18h 20m2 stops Toronto Pearson Intl Dublin

$1,394Multiple Airlines

Wed, Sep 16 - Tue, Sep 29

2:10 pm - 9:47 pmLHR London Heathrow-MCI Kansas City

13h 37m1 stop Chicago O'Hare Intl

11:50 am - 10:40 amMCI Kansas City-LHR London Heathrow

16h 50m1 stop Washington, D.C. Dulles Intl

$1,400Lufthansa

Thu, Sep 17 - Thu, Sep 24

9:30 am - 7:32 pmLHR London Heathrow-MCI Kansas City

16h 02m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

6:39 pm - 11:55 amMCI Kansas City-LHR London Heathrow

11h 16m1 stop Chicago O'Hare Intl

$1,407Lufthansa

Thu, Sep 17 - Thu, Sep 24

10:45 am - 5:10 pmLHR London Heathrow-STL Lambert-St Louis

12h 25m1 stop Detroit Metropolitan Wayne County

10:05 am - 6:25 amSTL Lambert-St Louis-LHR London Heathrow

14h 20m1 stop Atlanta Hartsfield-Jackson

$1,416KLM

Fri, Sep 18 - Fri, Sep 25

9:30 am - 8:20 pmLHR London Heathrow-STL Lambert-St Louis

16h 50m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

8:55 am - 6:35 amSTL Lambert-St Louis-LHR London Heathrow

15h 40m1 stop Toronto Pearson Intl

$1,421Multiple Airlines

Wed, Sep 16 - Fri, Oct 2

8:30 am - 8:20 pmLHR London Heathrow-STL Lambert-St Louis

17h 50m1 stop Toronto Pearson Intl

8:55 am - 6:35 amSTL Lambert-St Louis-LHR London Heathrow

15h 40m1 stop Toronto Pearson Intl

$1,423Multiple Airlines

Wed, Sep 16 - Fri, Oct 2

1:25 pm - 8:38 amLHR London Heathrow-MCI Kansas City

25h 13m2 stops Dublin Chicago O'Hare Intl

6:00 am - 10:20 amMCI Kansas City-LHR London Heathrow

22h 20m2 stops Philadelphia Dublin

$1,430Aer Lingus

Thu, Sep 17 - Thu, Sep 24

Cheap direct flights

Enter your travel dates to find the best prices.

4:25 pm - 7:30 pmLHR London Heathrow-STL Lambert-St Louis

9h 05mnonstop

9:35 pm - 11:35 amSTL Lambert-St Louis-LHR London Heathrow

8h 00mnonstop

$936British Airways

Wed, Oct 14 - Wed, Oct 21

4:25 pm - 7:30 pmLHR London Heathrow-STL Lambert-St Louis

9h 05mnonstop

9:35 pm - 11:35 amSTL Lambert-St Louis-LHR London Heathrow

8h 00mnonstop

$943Iberia

Wed, Oct 14 - Wed, Oct 21

4:25 pm - 7:30 pmLHR London Heathrow-STL Lambert-St Louis

9h 05mnonstop

9:35 pm - 11:35 amSTL Lambert-St Louis-LHR London Heathrow

8h 00mnonstop

$957British Airways

Wed, Oct 7 - Tue, Oct 13

4:25 pm - 7:30 pmLHR London Heathrow-STL Lambert-St Louis

9h 05mnonstop

9:35 pm - 11:35 amSTL Lambert-St Louis-LHR London Heathrow

8h 00mnonstop

$965Multiple Airlines

Wed, Oct 14 - Wed, Oct 21

4:25 pm - 7:30 pmLHR London Heathrow-STL Lambert-St Louis

9h 05mnonstop

9:35 pm - 11:35 amSTL Lambert-St Louis-LHR London Heathrow

8h 00mnonstop

$973British Airways

Wed, Oct 14 - Wed, Oct 21

4:25 pm - 7:30 pmLHR London Heathrow-STL Lambert-St Louis

9h 05mnonstop

9:35 pm - 11:35 amSTL Lambert-St Louis-LHR London Heathrow

8h 00mnonstop

$975British Airways

Wed, Oct 14 - Wed, Oct 21

4:25 pm - 7:30 pmLHR London Heathrow-STL Lambert-St Louis

9h 05mnonstop

9:35 pm - 11:35 amSTL Lambert-St Louis-LHR London Heathrow

8h 00mnonstop

$995Multiple Airlines

Fri, Oct 2 - Fri, Oct 16

4:25 pm - 7:30 pmLHR London Heathrow-STL Lambert-St Louis

9h 05mnonstop

9:35 pm - 11:35 amSTL Lambert-St Louis-LHR London Heathrow

8h 00mnonstop

$1,049American Airlines

Fri, Oct 2 - Fri, Oct 16

4:25 pm - 7:30 pmLHR London Heathrow-STL Lambert-St Louis

9h 05mnonstop

9:35 pm - 11:35 amSTL Lambert-St Louis-LHR London Heathrow

8h 00mnonstop

$1,052American Airlines

Fri, Oct 2 - Fri, Oct 16

4:25 pm - 7:30 pmLHR London Heathrow-STL Lambert-St Louis

9h 05mnonstop

9:35 pm - 11:35 amSTL Lambert-St Louis-LHR London Heathrow

8h 00mnonstop

$1,097American Airlines

Fri, Oct 2 - Fri, Oct 16

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Delta flights from London Heathrow Airport to Missouri

Our best Delta deals on London Heathrow Airport to Missouri flight tickets

Delta

Oct 7

LHR6:30 amLondon Heathrow

16h 49m

2 stops

STL5:19 pmLambert-St Louis

Oct 16

STL5:35 pmLambert-St Louis

11h 45m

1 stop

LHR11:20 amLondon Heathrow

$871

Delta

Oct 7

LHR9:55 amLondon Heathrow

17h 28m

2 stops

STL9:23 pmLambert-St Louis

Oct 16

STL3:35 pmLambert-St Louis

15h 30m

1 stop

LHR1:05 pmLondon Heathrow

$872

Delta

Oct 7

LHR9:55 amLondon Heathrow

17h 28m

2 stops

STL9:23 pmLambert-St Louis

Oct 16

STL3:35 pmLambert-St Louis

15h 30m

1 stop

LHR1:05 pmLondon Heathrow

$873

KLM flights from London Heathrow Airport to Missouri

Our best KLM deals on London Heathrow Airport to Missouri flight tickets

KLM

Sep 16

LHR11:15 amLondon Heathrow

12h 25m

1 stop

STL5:40 pmLambert-St Louis

Sep 29

STL12:00 pmLambert-St Louis

12h 25m

1 stop

LHR6:25 amLondon Heathrow

$1,370

KLM

Sep 18

LHR10:45 amLondon Heathrow

12h 25m

1 stop

STL5:10 pmLambert-St Louis

Sep 25

STL10:05 amLambert-St Louis

14h 20m

1 stop

LHR6:25 amLondon Heathrow

$1,416

KLM

Sep 16

LHR1:25 pmLondon Heathrow

12h 33m

1 stop

STL7:58 pmLambert-St Louis

Sep 23

STL10:05 amLambert-St Louis

21h 10m

1 stop

LHR1:15 pmLondon Heathrow

$1,436

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonKansas City

LHR London Heathrow - MCI Kansas City

LHRMCI

London Heathrow

Wed 10/7

7:30 pm-9:46 pm

2 stops32h 16m

Kansas City

Tue 10/20

2:39 pm-4:00 pm

2 stops19h 21m

$794

LondonKansas City

LHR London Heathrow - MCI Kansas City

LHRMCI

London Heathrow

Fri 11/20

6:40 am-10:10 pm

2 stops21h 30m

Kansas City

Fri 12/4

3:58 pm-4:00 pm

2 stops18h 02m

$812

LondonKansas City

LHR London Heathrow - MCI Kansas City

LHRMCI

London Heathrow

Tue 10/20

6:40 am-9:17 pm

2 stops20h 37m

Kansas City

Wed 10/28

4:23 pm-4:00 pm

2 stops18h 37m

$813

LondonKansas City

LHR London Heathrow - MCI Kansas City

LHRMCI

London Heathrow

Fri 11/20

6:40 am-10:10 pm

2 stops21h 30m

Kansas City

Fri 12/4

3:58 pm-4:00 pm

2 stops18h 02m

$813

Quickest round-trip

LondonSt. Louis

LHR London Heathrow - STL Lambert-St Louis

LHRSTL

London Heathrow

Wed 10/21

4:25 pm-7:30 pm

Nonstop9h 05m

Lambert-St Louis

Wed 11/18

5:29 pm-10:25 am

1 stop10h 56m

$872

LondonSt. Louis

LHR London Heathrow - STL Lambert-St Louis

LHRSTL

London Heathrow

Tue 10/27

9:55 am-6:43 pm

1 stop13h 48m

Lambert-St Louis

Tue 11/3

5:29 pm-10:25 am

1 stop10h 56m

$876

LondonSt. Louis

LHR London Heathrow - STL Lambert-St Louis

LHRSTL

London Heathrow

Fri 10/2

1:10 pm-8:44 pm

1 stop13h 34m

Lambert-St Louis

Fri 10/16

9:35 pm-11:35 am

Nonstop8h 00m

$877

LondonSt. Louis

LHR London Heathrow - STL Lambert-St Louis

LHRSTL

London Heathrow

Tue 10/13

8:15 am-11:04 pm

2 stops20h 49m

Lambert-St Louis

Wed 10/21

5:27 pm-10:50 am

1 stop11h 23m

$888

LondonSt. Louis

LHR London Heathrow - STL Lambert-St Louis

LHRSTL

London Heathrow

Tue 10/13

8:15 am-11:04 pm

2 stops20h 49m

Lambert-St Louis

Tue 10/20

5:50 pm-10:20 am

1 stop10h 30m

$888

LondonSt. Louis

LHR London Heathrow - STL Lambert-St Louis

LHRSTL

London Heathrow

Tue 10/13

8:15 am-11:04 pm

2 stops20h 49m

Lambert-St Louis

Wed 10/21

9:35 pm-11:35 am

Nonstop8h 00m

$888

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 London Heathrow Airport to Missouri

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

What is the cheapest month to fly to Missouri?

In general, February is the cheapest month to fly from London Heathrow Airport to Missouri. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $909. If you aren’t able to travel to Missouri during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $938.

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

The cheapest day to depart from London Heathrow Airport to Missouri is on a Tuesday when prices can be found for as low as $1,065. Flights from London Heathrow Airport to Missouri on a Friday will generally be more expensive and average around $1,408. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest London Heathrow to Missouri flight route?

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

How far in advance should I book a flight from London Heathrow Airport to Missouri?

You are more likely to see cheaper flights to Missouri from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Missouri for around $1,029 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Missouri from London Heathrow Airport for as low as $867 on momondo.

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

There is only 1 cabin class available to choose from on London Heathrow Airport to Missouri 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 London Heathrow Airport to Missouri flights?

You could potentially save up to 14% on your flight if you consider stops on a London Heathrow Airport to Missouri flight.

Cheap London Heathrow Airport to Missouri flight deals and tips

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

Best Price Found	$490
Fastest flight time	9h 05m
Direct flights	Mon, Wed, Thu and Sat
Airports in Missouri	55 airports

The best one-way flight to Missouri from London Heathrow Airport in the past 72 hours is $490. The best round-trip flight deal from London Heathrow Airport to Missouri found on momondo in the last 72 hours is $794.

The fastest flight from London Heathrow Airport to Missouri takes 9h 05m

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

There are 55 airports in Missouri. From London Heathrow Airport there are direct flights to Lambert-St Louis (STL).

Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Missouri

When did momondo last update prices for flights from London Heathrow Airport to Missouri?
Prices for flights from London Heathrow Airport to Missouri refresh daily.
How many operators does momondo search for flights from London Heathrow Airport to Missouri?
There are 2 operators available for flights from London Heathrow Airport to Missouri as of September 2026.
How old do you have to be to fly from London Heathrow Airport to Missouri?
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 London Heathrow Airport to Missouri.
What documentation or ID do you need to fly to Missouri?
The required travel and health documents for your Missouri trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Missouri. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from London Heathrow Airport to Missouri?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London Heathrow Airport to Missouri is Boeing 787-8 Dreamliner (97.42% of total bookings). The next most popular plane models are Embraer 175 (2.07%) and Boeing 787-9 Dreamliner (0.52%).

Best airlines flying from London Heathrow Airport to Missouri

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

Airline	Rating	Free Cancellation	Price
British Airways	PriceFrom $791	Free Cancellation	Rating 6.7 8,220 reviews		Search British Airways flights
American Airlines	PriceFrom $803	Free Cancellation	Rating 7.1 12,056 reviews		Search American Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from London to Missouri. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to Missouri from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential London to Missouri 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 London to Missouri right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Missouri flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.