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Cheap flights from London Heathrow Airport to Missouri from £393

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — STL
1 May — 8 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Heathrow to Missouri

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Missouri
Explore the most affordable flight options available from Heathrow to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 April 2026.

Wed 29/408:55
LHR
-
STL
1 stop16h 35m
Finnair
Wed 6/512:27
STL
-
LHR
1 stop19h 58m
Finnair
Deal found 1/4£608
Wed 2/916:25
LHR
-
STL
Nonstop9h 05m
British Airways
Wed 23/916:47
STL
-
LHR
1 stop10h 38m
British Airways
Deal found 29/3£613
Wed 29/409:20
LHR
-
STL
1 stop14h 24m
Virgin Atlantic
Wed 6/517:35
STL
-
LHR
1 stop13h 30m
Virgin Atlantic
Deal found 1/4£614
Mon 21/910:05
LHR
-
STL
1 stop14h 10m
British Airways
Wed 30/921:35
STL
-
LHR
Nonstop8h 00m
British Airways
Deal found 29/3£615
Wed 2/916:25
LHR
-
STL
Nonstop9h 05m
Multiple Airlines
Wed 23/915:33
STL
-
LHR
1 stop15h 17m
Multiple Airlines
Deal found 31/3£616
Tue 1/908:55
LHR
-
STL
1 stop13h 47m
British Airways
Tue 8/913:01
STL
-
LHR
1 stop11h 54m
British Airways
Deal found 27/3£620
Tue 5/514:25
LHR
-
STL
1 stop35h 05m
Multiple Airlines
Sun 10/511:45
STL
-
LHR
1 stop25h 10m
Multiple Airlines
Deal found 1/4£625
Mon 27/411:45
LHR
-
STL
2 stops17h 51m
KLM
Mon 4/513:02
STL
-
LHR
1 stop11h 23m
KLM
Deal found 30/3£628
Wed 9/917:00
LHR
-
MCI
2 stops36h 52m
Scandinavian Airlines
Tue 29/909:59
MCI
-
LHR
2 stops29h 41m
Scandinavian Airlines
Deal found 29/3£679
Fri 30/1006:40
LHR
-
MCI
2 stops22h 18m
Scandinavian Airlines
Fri 6/1113:13
MCI
-
LHR
2 stops20h 47m
Scandinavian Airlines
Deal found 27/3£682
Fri 28/819:30
LHR
-
MCI
2 stops31h 31m
Scandinavian Airlines
Fri 4/913:13
MCI
-
LHR
2 stops38h 07m
Scandinavian Airlines
Deal found 29/3£696
Mon 1/617:00
LHR
-
MCI
2 stops36h 08m
Scandinavian Airlines
Sun 14/609:34
MCI
-
LHR
2 stops26h 06m
Scandinavian Airlines
Deal found 30/3£712

Find flight deals from Heathrow to Missouri

Keep the following information in mind while searching for Heathrow to Missouri flight deals. Data was last updated 1 April 2026.

Round-trip from

£608

One-way from

£393

Popular in

August

Cheapest in

January

Average price

£715

Good round-trip deal

£634 or less

Good one-way deal

£1,841 or less
Finnair
  • Finnair
  • 29/4-6/5
  • 2 total stops
  • 36h 33m total
  • London to Missouri
Search Deals
1/6
  • 1/6
  • 3 total stops
  • 50h 39m total
  • London to Missouri
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£49 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£9 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from London Heathrow to Missouri.
Search Deals
Price to beat on a one-way flight from London Heathrow to Missouri.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Missouri that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 1 April 2026.
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 return flight
Fastest return journey

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Tue 8/9

12:00-19:23

1 stop13h 23m

Lambert-St Louis

Wed 30/9

12:47-06:55

1 stop12h 08m

£649

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Tue 8/9

06:30-16:55

2 stops16h 25m

Lambert-St Louis

Wed 30/9

07:20-11:20

1 stop22h 00m

£650

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 2/9

09:55-20:31

2 stops16h 36m

Lambert-St Louis

Wed 23/9

13:30-10:20

2 stops14h 50m

£650

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 6/5

11:15-17:44

1 stop12h 29m

Lambert-St Louis

Sun 10/5

17:45-14:35

1 stop14h 50m

£665

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Thu 30/4

06:30-14:29

2 stops13h 59m

Lambert-St Louis

Thu 7/5

07:15-06:25

1 stop17h 10m

£680

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 2/9

09:55-20:31

2 stops16h 36m

Lambert-St Louis

Fri 18/9

14:18-07:10

1 stop10h 52m

£682

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Fri 1/5

06:30-16:42

2 stops16h 12m

Lambert-St Louis

Fri 8/5

17:36-13:05

1 stop13h 29m

£712

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Fri 18/9

06:40-23:37

3 stops22h 57m

Lambert-St Louis

Mon 5/10

15:42-18:30

2 stops20h 48m

£751

LondonSpringfield

LHR - SGF

LHRSGF

London Heathrow

Mon 14/9

13:40-14:16

1 stop30h 36m

Springfield-Branson

Wed 23/9

18:35-20:40

2 stops20h 05m

£880

LondonSpringfield

LHR - SGF

LHRSGF

London Heathrow

Mon 11/5

10:00-22:32

1 stop18h 32m

Springfield-Branson

Mon 18/5

18:22-20:40

2 stops20h 18m

£887

Flights are sorted by cheapest return flights first.

Deals found on 31/3

Showing 1-10 of 43 resultsSorted by cheapest first
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5

Best time to book a flight from Heathrow to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Missouri

What is the cheapest month to book a flight from London Heathrow Airport to Missouri?

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Missouri (average of £409). Flying from London Heathrow Airport to Missouri in December is currently the most expensive (average of £629). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from London Heathrow Airport to Missouri?

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missouri. Reviews last updated 1 April 2026.
See what other customers who have flown with Finnair,Virgin Atlantic, andUnited Airlines from London Heathrow Airport to Missouri have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Finnair
7.7
Good
1,376 reviews
Check prices

Entertainment

6.9

Crew

8.2

Boarding

7.7

Overall

7.7

Comfort

7.5

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Finnair
7.7
Good
1,376 reviews
Finnair
7.7
Good
1,376 reviews
Check prices

Entertainment

6.9

Crew

8.2

Boarding

7.7

Overall

7.7

Comfort

7.5

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Virgin Atlantic
7.5
Good
685 reviews
Finnair
7.7
Good
1,376 reviews
Check prices

Entertainment

6.9

Crew

8.2

Boarding

7.7

Overall

7.7

Comfort

7.5

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
United Airlines
7.4
Good
9,533 reviews
Finnair
7.7
Good
1,376 reviews
Check prices

Entertainment

6.9

Crew

8.2

Boarding

7.7

Overall

7.7

Comfort

7.5

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
Lufthansa
6.8
Okay
7,882 reviews
Finnair
7.7
Good
1,376 reviews
Check prices

Entertainment

6.9

Crew

8.2

Boarding

7.7

Overall

7.7

Comfort

7.5

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights
British Airways
6.7
Okay
7,842 reviews
Finnair
7.7
Good
1,376 reviews
Check prices

Entertainment

6.9

Crew

8.2

Boarding

7.7

Overall

7.7

Comfort

7.5

Food

6.7

Reviews

1 / 20
2.0
Mediocre

Vlad-Valentin,Jan 2026

LHR - YVR

baggage allowance was different between the outgoing and inbound flights

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from London Heathrow Airport to Missouri?

    There are many flights that can get you from London Heathrow Airport to Missouri in 12h 29m. Fly via British Airways, Delta, or Virgin Atlantic to get the fastest option. There are 4186 mi between London Heathrow Airport and Missouri. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from London Heathrow Airport to Missouri one-way?

    £346 is the cheapest one-way deal found within the past few days, from British Airways. You may also be able to find cheap deals on United Airlines and Finnair, with prices starting from £361 and £365, respectively.

  • What are the most popular routes from London Heathrow Airport to Missouri?

    Most travelers choose London Heathrow - Lambert-St Louis, London Heathrow - Kansas City or London Heathrow - Springfield-Branson when deciding on the best route from London Heathrow Airport to Missouri.

  • What are the cheapest flights from London Heathrow Airport to Missouri?

    Looking at all options, your cheapest flight can be booked for £542. While the most popular route (London Heathrow - Lambert-St Louis) can be booked for £615 on average, our data indicates £1,380 when flying from London Heathrow Airport to Missouri.

  • Can I find deals for flights from Heathrow to Missouri that include hotel bookings?

    Yes. In addition to deals on Heathrow to Missouri flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to Missouri?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Missouri.

  • Can I find deals for business class flights from Heathrow to Missouri?

    Yes. Cheapflights offers flight deals from Heathrow to Missouri by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from London Heathrow Airport to Missouri?

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Missouri (average of £409). Flying from London Heathrow Airport to Missouri in December is currently the most expensive (average of £629). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Heathrow to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Luton to Miami flights
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Heathrow to Santa Ana flights
Gatwick to Las Vegas flights
Heathrow to Nashville flights

Top 10 airlines flying from Heathrow to Missouri

Discover the top 10 airlines that operate flights from Heathrow to Missouri. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 1 April 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest£175Average£889FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest£477Average£787FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£483Average£801FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£524Average£843FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£560Average£888FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
DeltaCheapest£567Average£985FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
FinnairCheapest£591Average£752FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air CanadaCheapest£608Average£736FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest£640Average£783FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
IberiaCheapest£645Average£734FlexibilityNo cancel feeOn-time77%
Search Iberia flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to Missouri?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Missouri. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Missouri?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Missouri from Heathrow.

Can Cheapflights find flights from Heathrow to Missouri with no change fees?

Certainly. Search results for flights to Missouri from Heathrow shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Heathrow to Missouri become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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