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Cheap flights from London Heathrow Airport to Missouri from £344

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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — STL
22 Aug — 29 Aug1
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 23 July 2026.

Tue 22/907:45
LHR
-
STL
1 stop14h 26m
United Airlines
Fri 2/1012:20
STL
-
LHR
1 stop12h 55m
United Airlines
Deal found 20/7£508
Wed 7/1018:40
LHR
-
MCI
2 stops33h 46m
Scandinavian Airlines
Tue 20/1013:13
MCI
-
LHR
2 stops22h 27m
Scandinavian Airlines
Deal found 19/7£558
Thu 3/906:40
LHR
-
MCI
2 stops20h 07m
Scandinavian Airlines
Thu 10/914:26
MCI
-
LHR
2 stops22h 04m
Scandinavian Airlines
Deal found 20/7£568
Fri 4/906:40
LHR
-
MCI
2 stops20h 07m
Scandinavian Airlines
Fri 11/914:26
MCI
-
LHR
2 stops17h 09m
Scandinavian Airlines
Deal found 21/7£569
Fri 30/1006:40
LHR
-
STL
2 stops22h 08m
Scandinavian Airlines
Sun 8/1112:00
STL
-
LHR
2 stops24h 30m
Scandinavian Airlines
Deal found 20/7£571
Thu 10/906:40
LHR
-
STL
2 stops23h 02m
Scandinavian Airlines
Thu 1/1014:30
STL
-
LHR
2 stops21h 10m
Scandinavian Airlines
Deal found 19/7£577
Fri 2/1018:40
LHR
-
MCI
2 stops34h 36m
Scandinavian Airlines
Fri 16/1015:36
MCI
-
LHR
2 stops15h 59m
Scandinavian Airlines
Deal found 19/7£577
Mon 7/906:40
LHR
-
MCI
2 stops20h 07m
Scandinavian Airlines
Mon 21/914:26
MCI
-
LHR
2 stops21h 14m
Scandinavian Airlines
Deal found 21/7£591
Wed 9/919:30
LHR
-
STL
2 stops34h 12m
Scandinavian Airlines
Mon 14/914:30
STL
-
LHR
2 stops19h 30m
Scandinavian Airlines
Deal found 20/7£592
Thu 10/906:40
LHR
-
STL
2 stops23h 02m
Scandinavian Airlines
Mon 14/914:30
STL
-
LHR
2 stops19h 30m
Scandinavian Airlines
Deal found 19/7£594
Wed 7/1017:00
LHR
-
SGF
2 stops35h 19m
Scandinavian Airlines
Wed 28/1015:22
SGF
-
LHR
2 stops19h 38m
Scandinavian Airlines
Deal found 19/7£594
Fri 9/1006:40
LHR
-
STL
3 stops20h 36m
Scandinavian Airlines
Tue 13/1014:25
STL
-
LHR
2 stops22h 05m
Scandinavian Airlines
Deal found 19/7£597

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 23 July 2026.

Round-trip from

£508

One-way from

£344

Popular in

August

Cheapest in

February

Average price

£857

Good round-trip deal

£671 or less
United Airlines
  • United Airlines
  • 23/9-2/10
  • 2 total stops
  • 31h 36m total
  • London to Missouri
Search Deals
21/10
  • 21/10
  • 3 total stops
  • 39h 44m total
  • London to Missouri
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£43 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip 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 23 July 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

LondonSpringfield

LHR - SGF

LHRSGF

London Heathrow

Wed 7/10

17:00-22:19

2 stops35h 19m

Springfield-Branson

Wed 28/10

15:22-16:00

2 stops19h 38m

£594

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 16/9

06:30-13:25

1 stop12h 55m

Lambert-St Louis

Wed 23/9

12:28-10:25

1 stop15h 57m

£606

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 2/9

08:40-19:16

2 stops16h 36m

Lambert-St Louis

Wed 23/9

10:53-07:15

2 stops14h 22m

£625

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Tue 15/9

08:45-20:20

2 stops17h 35m

Lambert-St Louis

Tue 29/9

12:10-06:30

1 stop12h 20m

£629

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Mon 7/9

06:50-14:57

2 stops14h 07m

Lambert-St Louis

Wed 7/10

15:11-10:40

2 stops13h 29m

£629

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Sun 1/11

09:30-19:15

2 stops39h 45m

Lambert-St Louis

Mon 9/11

14:00-09:10

1 stop13h 10m

£641

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 18/11

13:35-21:13

1 stop13h 38m

Lambert-St Louis

Thu 3/12

15:15-07:55

1 stop10h 40m

£653

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Thu 8/10

06:50-15:43

2 stops14h 53m

Lambert-St Louis

Mon 19/10

10:27-06:55

2 stops14h 28m

£658
Fastest return journey

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Wed 2/9

16:25-19:30

Nonstop9h 05m

Lambert-St Louis

Wed 23/9

21:35-11:35

Nonstop8h 00m

£674

LondonSt. Louis

LHR - STL

LHRSTL

London Heathrow

Sat 31/10

10:25-18:06

1 stop12h 41m

Lambert-St Louis

Mon 9/11

13:08-07:55

1 stop12h 47m

£680

Flights are sorted by cheapest return flights first.

Deals found on 18/7

Showing 1-10 of 48 resultsSorted by cheapest first
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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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Missouri (average of £658). Flying from London Heathrow Airport to Missouri in July is currently the most expensive (average of £1,080). 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.

What is the cheapest time of day to fly from LHR to MO?

Find hourly flight availability from Heathrow to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 23 July 2026.

When flying from London Heathrow Airport to Missouri, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.
London Heathrow Airport to Missouri flights typically cost between £711 and £1,098 in September.
The cheapest return price found within the last 5 days was £508 on United Airlines (23 Sept–2 Oct).

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

The price you pay for your flight from London Heathrow Airport to Missouri may vary depending on when you book. For the best chance of a lower fare, look to book 24 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 23 July 2026.
See what other customers who have flown with Virgin Atlantic,United Airlines, andAmerican 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.
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Entertainment

7.5

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.5

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Virgin Atlantic
7.5
Good
693 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Entertainment

7.5

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.5

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
United Airlines
7.4
Good
10,024 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Entertainment

7.5

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.5

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
American Airlines
7.1
Good
11,834 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Entertainment

7.5

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.5

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
Lufthansa
6.8
Okay
8,159 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Entertainment

7.5

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.5

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.
British Airways
6.7
Okay
8,127 reviews
Virgin Atlantic
7.5
Good
693 reviews
Check prices

Entertainment

7.5

Comfort

7.3

Boarding

7.7

Crew

8.1

Overall

7.5

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

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 55m. Fly via Scandinavian Airlines, Lufthansa, or United Airlines 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 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 most reliable airlines from London Heathrow Airport to Missouri?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to Missouri on time: American Airlines (82%), Aer Lingus (82%), Finnair (82%).

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

    Looking at all options, your cheapest flight can be booked for £609. While the most popular route (London Heathrow - Lambert-St Louis) can be booked for £567 on average, our data indicates £862 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Missouri (average of £658). Flying from London Heathrow Airport to Missouri in July is currently the most expensive (average of £1,080). 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

Browse thousands of different options on Cheapflights for your next trip

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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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Heathrow to Newark flights
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Stansted to Boston flights
Gatwick to O'Hare Intl flights
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Gatwick to San Francisco flights
Gatwick to Dallas/Fort Worth 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 23 July 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest£222Average£900FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Aer LingusCheapest£369Average£729FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
LufthansaCheapest£425Average£773FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
United AirlinesCheapest£474Average£785FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£479Average£806FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£505Average£811FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£556Average£875FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£562Average£709FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air CanadaCheapest£574Average£706FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air FranceCheapest£845Average£1,148FlexibilityNo cancel feeOn-time77%
Search Air France 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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