Cheap Flights from London Heathrow Airport to St. Louis from £301

Return
1 adult
Economy
From?
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Sat 23/10
Sat 30/10

Travel Restriction Alert

The COVID-19 (coronavirus) outbreak may impact travel from London Heathrow to St. Louis.
View current United States travel restrictions

Flight information for London Heathrow Airport to St. Louis
(LHR to STL)

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to St. Louis
Best price found£334The best flight deal from London Heathrow Airport to St. Louis found on momondo in the last 72 hours is £334
Fastest flight time13h 50mThe fastest flight from London Heathrow Airport to St. Louis takes 13h 50m
Direct flightsNoneThere are no direct flights from London Heathrow Airport to St. Louis. Popular non-direct route for this connection is London Heathrow Airport - Lambert-St Louis Airport.
Airports in St. Louis1 airportThere is 1 airport near St. Louis: Lambert-St Louis (STL)

How to get the cheapest flight ticket from London Heathrow Airport to St. Louis

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

What is the cheapest month to fly from London Heathrow Airport to St. Louis?

February

The cheapest time of year to fly to St. Louis from London Heathrow Airport is February. The most expensive is August.

What is the cheapest airline that flies to St. Louis from London Heathrow Airport?

Iberia

American Airlines, British Airways, and Finnair are the most popular carriers operating from London Heathrow Airport to St. Louis

How far in advance should you book London Heathrow Airport to St. Louis flights?

60 days before

The cheapest time to buy a flight from London Heathrow Airport to St. Louis is approximately 60 days to departure


Easily compare return flights from London Heathrow Airport to St. Louis

Below you can see the best fares for your return flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from London Heathrow Airport to St. Louis by changing tabs
Multiple Airlines
11 Nov
LHR03:50London Heathrow
33h 42m
3 stops
STL13:32Lambert-St Louis
17 Nov
STL01:30Lambert-St Louis
28h 35m
3 stops
LHR06:05London Heathrow
Finnair
24 Nov
LHR05:15London Heathrow
18h 31m
1 stop
STL23:46Lambert-St Louis
12 Dec
STL11:43Lambert-St Louis
32h 27m
1 stop
LHR20:10London Heathrow
Virgin Atlantic
15 Jan
LHR03:40London Heathrow
18h 44m
2 stops
STL22:24Lambert-St Louis
26 Jan
STL09:20Lambert-St Louis
12h 40m
1 stop
LHR22:00London Heathrow
American Airlines
9 Nov
LHR06:05London Heathrow
17h 26m
1 stop
STL23:31Lambert-St Louis
16 Nov
STL01:00Lambert-St Louis
18h 40m
1 stop
LHR19:40London Heathrow
Multiple Airlines
9 Nov
LHR11:00London Heathrow
26h 32m
2 stops
STL13:32Lambert-St Louis
16 Nov
STL02:00Lambert-St Louis
18h 25m
2 stops
LHR20:25London Heathrow
Finnair
4 Jan
LHR12:05London Heathrow
27h 04m
1 stop
STL15:09Lambert-St Louis
11 Jan
STL02:31Lambert-St Louis
19h 44m
1 stop
LHR22:15London Heathrow

Find the cheapest one-way flights from London Heathrow Airport to St. Louis

If you're looking for one-way flights from London Heathrow Airport to St. Louis, view some of our deals below provided by Air Canada, Finnair and KLM
Multiple Airlines
4 Dec
LHR13:45London Heathrow
51h 17m
2 stops
STL17:02Lambert-St Louis
Air Canada
19 Nov
LHR06:10London Heathrow
17h 16m
2 stops
STL23:26Lambert-St Louis
Multiple Airlines
4 Dec
LHR13:45London Heathrow
51h 17m
2 stops
STL17:02Lambert-St Louis

Search last-minute flights to St. Louis from London Heathrow Airport

Find and compare flight prices for your last-minute flight from London Heathrow Airport to St. Louis
Finnair
25 Oct
LHR08:20London Heathrow
37h 22m
2 stops
STL21:42Lambert-St Louis
31 Oct
STL12:37Lambert-St Louis
33h 33m
1 stop
LHR22:10London Heathrow
Virgin Atlantic
24 Oct
LHR07:00London Heathrow
16h 24m
2 stops
STL23:24Lambert-St Louis
29 Oct
STL10:10Lambert-St Louis
10h 30m
1 stop
LHR20:40London Heathrow
Multiple Airlines
26 Oct
LHR07:20London Heathrow
31h 12m
3 stops
STL14:32Lambert-St Louis
30 Oct
STL03:00Lambert-St Louis
27h 30m
3 stops
LHR06:30London Heathrow
American Airlines
26 Oct
LHR08:20London Heathrow
32h 03m
1 stop
STL16:23Lambert-St Louis
31 Oct
STL03:10Lambert-St Louis
23h 05m
2 stops
LHR02:15London Heathrow
United Airlines
26 Oct
LHR08:15London Heathrow
12h 45m
1 stop
STL21:00Lambert-St Louis
31 Oct
STL13:40Lambert-St Louis
31h 40m
1 stop
LHR21:20London Heathrow
Finnair
26 Oct
LHR06:30London Heathrow
12h 57m
1 stop
STL19:27Lambert-St Louis
30 Nov
STL02:00Lambert-St Louis
23h 35m
1 stop
LHR01:35London Heathrow

Best airlines flying from London Heathrow Airport to St. Louis

Compare and see reviews for airlines that fly from London Heathrow Airport to St. Louis with momondo
AirlineRatingFree cancellationPrice
Iberia
PriceFrom £328
Free cancellation
Rating
7.0
British Airways
PriceFrom £345
Free cancellation
Rating
7.0
American Airlines
PriceFrom £358
Free cancellation
Rating
7.2
Finnair
PriceFrom £383
Free cancellation
Rating
7.7
United Airlines
PriceFrom £409
Free cancellation
Rating
6.8
Air Canada
PriceFrom £502
Free cancellation
Rating
7.5
Virgin Atlantic
PriceFrom £617
Free cancellation
Rating
9.3

  • Are airlines flying from London Heathrow to Lambert-St Louis offering flexible cancellation due to COVID-19?

    To ease the stress of booking flights, some of our airline partners flying from London Heathrow to Lambert-St Louis are responding to the global pandemic. The following airlines may have a flexible cancellation policy to help accommodate travellers: Finnair, American Airlines, and United Airlines.

  • How far is London Heathrow to Lambert-St Louis by plane?

    The distance between London Heathrow and Lambert-St Louis is about 4185.8 mi. A reasonable flight in good conditions will take 12h 57m.


Can I fly to Lambert-St Louis from London Heathrow right now?

Information is based on travel restrictions from London Heathrow to Lambert-St Louis

Most visitors from London Heathrow will not be allowed to enter Lambert-St Louis.

COVID-19 testing requirements
Visitors from London Heathrow must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Lambert-St Louis.

Quarantine requirements
Visitors from London Heathrow are not required to quarantine after entering Lambert-St Louis.

Can I fly back to London Heathrow from Lambert-St Louis?

Returning to London Heathrow from Lambert-St Louis

COVID-19 testing requirements
Visitors from Lambert-St Louis must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to London Heathrow.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering London Heathrow.

If you are planning to travel to St. Louis at this time, it is recommended that you stay up to date on current restrictions and follow proper safety measures while in public.

Alternative routes for London Heathrow Airport to St. Louis

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
London to St. Louis Flights
Fastest flight time15h 28m
Cheapest price£403
London to Kansas City Flights
Fastest flight time14h 54m
Cheapest price£430
London to Springfield Flights
Fastest flight time12h 14m
Cheapest price£503

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