Cheap flights from Missouri to London Heathrow Airport from £198
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 22/9. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Missouri to Heathrow
Keep the following information in mind while searching for Missouri to Heathrow flight deals. Data was last updated 29 August 2025.
Round-trip from | £390 |
---|---|
One-way from | £198 |
Popular in | June |
Cheapest in | October |
Average price | £591 |
Find flight deals from Missouri to Heathrow
Cheapest flights from Missouri to HeathrowExplore 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 29 August 2025.
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 29 August 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Missouri to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
St. LouisLondon
STL - LHR
STLLHR
Lambert-St Louis
Tue 9/9
13:26-08:55
2 stops13h 29m
London Heathrow
Wed 1/10
06:15-16:48
2 stops16h 33m
St. LouisLondon
STL - LHR
STLLHR
Lambert-St Louis
Tue 14/10
10:45-08:50
2 stops16h 05m
London Heathrow
Wed 22/10
06:15-18:02
2 stops17h 47m
St. LouisLondon
STL - LHR
STLLHR
Lambert-St Louis
Tue 14/10
17:09-10:50
1 stop11h 41m
London Heathrow
Wed 5/11
12:35-20:23
1 stop13h 48m
St. LouisLondon
STL - LHR
STLLHR
Lambert-St Louis
Wed 19/11
11:42-06:50
1 stop13h 08m
London Heathrow
Fri 5/12
11:45-18:44
1 stop12h 59m
St. LouisLondon
STL - LHR
STLLHR
Lambert-St Louis
Tue 11/11
17:58-12:15
1 stop12h 17m
London Heathrow
Tue 18/11
11:45-18:25
1 stop12h 40m
St. LouisLondon
STL - LHR
STLLHR
Lambert-St Louis
Wed 19/11
14:51-07:00
1 stop10h 09m
London Heathrow
Fri 5/12
10:15-22:22
1 stop18h 07m
St. LouisLondon
STL - LHR
STLLHR
Lambert-St Louis
Wed 10/9
14:11-07:40
1 stop11h 29m
London Heathrow
Thu 2/10
09:15-15:25
1 stop12h 10m
St. LouisLondon
STL - LHR
STLLHR
Lambert-St Louis
Tue 14/10
17:09-10:50
1 stop11h 41m
London Heathrow
Wed 22/10
13:30-20:14
1 stop12h 44m
Kansas CityLondon
MCI - LHR
MCILHR
Kansas City
Sun 22/2
16:25-10:25
1 stop12h 00m
London Heathrow
Sun 1/3
14:55-22:21
1 stop13h 26m
Kansas CityLondon
MCI - LHR
MCILHR
Kansas City
Fri 7/11
16:16-09:15
1 stop10h 59m
London Heathrow
Fri 14/11
14:45-23:44
1 stop14h 59m
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.
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, January is the cheapest month in which you can book a flight from Missouri to London Heathrow Airport (average of £112). Flying from Missouri to London Heathrow Airport in August is currently the most expensive (average of £164). 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 MO to LHR?
Find hourly flight availability from Missouri to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 August 2025.
When flying from Missouri to London Heathrow Airport, 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 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.
Travelling to a place near London Heathrow Airport?
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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.
Top 6 airlines flying from Missouri to Heathrow
Discover the top 6 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 29 August 2025.
Fly with Cheapflights
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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.