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Cheap flights from Missouri to London Heathrow Airport from £163

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
STL — LHR
11 Mar — 18 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Missouri to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Missouri to Heathrow
Explore the most affordable flight options available from Missouri to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 9 February 2026.

Sat 22/808:00
MCI
-
LHR
2 stops40h 30m
Multiple Airlines
Mon 24/820:05
LHR
-
MCI
2 stops31h 24m
Multiple Airlines
Deal found 7/2£387
Wed 13/509:00
SGF
-
LHR
1 stop20h 35m
United Airlines
Fri 15/506:50
LHR
-
SGF
2 stops17h 09m
United Airlines
Deal found 9/2£387
Tue 12/511:18
SGF
-
LHR
2 stops13h 37m
United Airlines
Thu 14/506:50
LHR
-
SGF
2 stops17h 09m
United Airlines
Deal found 9/2£390
Mon 11/516:50
SGF
-
LHR
1 stop12h 45m
United Airlines
Wed 13/506:55
LHR
-
SGF
2 stops17h 04m
United Airlines
Deal found 9/2£450
Tue 14/417:45
MCI
-
LHR
2 stops17h 20m
Lufthansa
Thu 23/409:00
LHR
-
MCI
2 stops18h 59m
Lufthansa
Deal found 9/2£458
Tue 10/317:42
MCI
-
LHR
1 stop10h 03m
Scandinavian Airlines
Tue 17/306:30
LHR
-
MCI
2 stops15h 25m
Scandinavian Airlines
Deal found 9/2£463
Fri 6/306:00
MCI
-
LHR
1 stop21h 40m
United Airlines
Fri 13/306:50
LHR
-
MCI
2 stops15h 32m
United Airlines
Deal found 6/2£464
Thu 5/309:59
MCI
-
LHR
1 stop14h 56m
Delta
Thu 12/306:30
LHR
-
MCI
2 stops17h 49m
Delta
Deal found 6/2£465
Tue 21/411:30
MCI
-
LHR
2 stops19h 10m
Lufthansa
Thu 30/409:00
LHR
-
MCI
2 stops20h 01m
Lufthansa
Deal found 9/2£466
Tue 10/314:15
MCI
-
LHR
2 stops15h 00m
Delta
Tue 17/306:30
LHR
-
MCI
2 stops17h 49m
Delta
Deal found 9/2£467
Mon 9/315:56
SGF
-
LHR
1 stop12h 04m
Delta
Tue 24/311:45
LHR
-
SGF
2 stops28h 23m
Delta
Deal found 9/2£468
Wed 25/306:25
STL
-
LHR
2 stops19h 45m
Multiple Airlines
Wed 1/406:30
LHR
-
STL
1 stop12h 55m
Multiple Airlines
Deal found 8/2£468

Find flight deals from Missouri to Heathrow

Keep the following information in mind while searching for Missouri to Heathrow flight deals. Data was last updated 9 February 2026.

Round-trip from

£458

One-way from

£163

Popular in

June

Cheapest in

January

Average price

£587

Good round-trip deal

£574 or less
Lufthansa
  • Lufthansa
  • 14/4-23/4
  • 4 total stops
  • 37h 54m total
  • Missouri to London
Search Deals
Air Canada
  • Air Canada
  • 10/5
  • 2 total stops
  • 22h 00m total
  • Missouri to London
Search Deals
Highest demand for flights based on searches. 26% potential increase in price (£165 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Missouri to London Heathrow.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Missouri to Heathrow 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 9 February 2026.
Use the filters below to find and compare flights from Missouri to London Heathrow Airport that are best for you.

Fly from

Missouri

Fly to

Heathrow

Route

Depart

Return

Price

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Mon 11/5

16:50-11:35

1 stop12h 45m

London Heathrow

Wed 13/5

06:55-17:59

2 stops17h 04m

£450

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Sun 29/3

08:00-10:00

2 stops20h 00m

London Heathrow

Fri 17/4

06:00-15:55

2 stops15h 55m

£472

St. LouisLondon

STL - LHR

STLLHR

Lambert-St Louis

Tue 10/3

10:00-07:10

2 stops16h 10m

London Heathrow

Tue 17/3

06:50-18:00

2 stops16h 10m

£473

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 4/5

10:36-07:10

1 stop14h 34m

London Heathrow

Wed 13/5

06:30-15:18

2 stops14h 48m

£475

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 6/5

09:50-09:15

1 stop17h 25m

London Heathrow

Wed 13/5

06:30-15:18

2 stops14h 48m

£475

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Wed 6/5

11:30-10:40

2 stops17h 10m

London Heathrow

Tue 12/5

06:50-16:24

2 stops15h 34m

£475

Kansas CityLondon

MCI - LHR

MCILHR

Kansas City

Mon 30/3

09:55-06:30

2 stops14h 35m

London Heathrow

Tue 7/4

06:50-19:48

2 stops18h 58m

£475

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Wed 22/4

14:52-11:35

1 stop14h 43m

London Heathrow

Wed 13/5

06:55-00:36

2 stops23h 41m

£475

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Tue 21/4

17:07-12:20

1 stop13h 13m

London Heathrow

Wed 13/5

07:25-17:59

2 stops16h 34m

£475

SpringfieldLondon

SGF - LHR

SGFLHR

Springfield-Branson

Mon 11/5

16:50-07:40

1 stop32h 50m

London Heathrow

Tue 19/5

07:25-22:32

2 stops21h 07m

£475

Flights are sorted by cheapest return flights first.

Deals found on 8/2

Showing 1-10 of 48 results
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Best time to book a flight from Missouri to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Missouri 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 Missouri to London Heathrow Airport

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

Currently, February is the cheapest month in which you can book a flight from Missouri to London Heathrow Airport (average of £388). Flying from Missouri to London Heathrow Airport in June is currently the most expensive (average of £732). 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 Missouri to London Heathrow Airport?

Related info for your journey

Find useful and relevant information for your journey from Missouri to Heathrow. 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 Missouri to London Heathrow Airport?

    Departing from Missouri to London Heathrow Airport will take you 12h 45m. The distance from Missouri to London Heathrow Airport is about 4376 mi. This flight may include one or multiple stops.

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

    The most popular route from Missouri to London Heathrow Airport is Lambert-St Louis - London Heathrow. You may also consider Kansas City - London Heathrow or Springfield-Branson - London Heathrow.

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

    Looking for the cheapest flight from Missouri to London Heathrow Airport? While on average our users pay £577, our data indicates the cheapest price to be £432. The most popular route (Lambert-St Louis - London Heathrow), is priced around £454.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missouri to Heathrow 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 Missouri to London Heathrow Airport?

    Currently, February is the cheapest month in which you can book a flight from Missouri to London Heathrow Airport (average of £388). Flying from Missouri to London Heathrow Airport in June is currently the most expensive (average of £732). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Luton
Wembley
Northampton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Chelmsford
Eastbourne
Crawley
Kingston upon Thames
Ipswich
Swindon

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Missouri to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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Philadelphia to Heathrow flights
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Los Angeles to Gatwick flights
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O'Hare Intl to London City flights
Tampa to Heathrow flights
San Francisco to Gatwick flights
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Los Angeles to London City flights
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Seattle to Gatwick flights

Top 4 airlines flying from Missouri to Heathrow

Discover the top 4 airlines that operate flights from Missouri to Heathrow. 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 9 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£403Average£562FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£425Average£681FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest£429Average£650FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest£469Average£757FlexibilityNo cancel feeOn-time69%
Search United Airlines 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 Missouri to Heathrow?

Cheapflights helps you search for flights from Missouri to Heathrow via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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 Heathrow from Missouri.

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

Certainly. Search results for flights to Heathrow from Missouri 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 Missouri to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on Missouri to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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