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 | $631 | The best flight deal from London Heathrow Airport to St. Louis found on momondo in the last 72 hours is $631 |
| Fastest flight time | 13h 50m | The fastest flight from London Heathrow Airport to St. Louis takes 13h 50m |
| Direct flights | None | There 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. Louis | 1 airport | There 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. Most expensive is August
What is the cheapest airline that flies to St. Louis from London Heathrow Airport?
American Airlines
American Airlines and British Airways 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 round-trip flights from London Heathrow Airport to St. Louis
Below you can see the best fares for your round-trip 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![Multiple Airlines]()
Nov 11![Multiple Airlines]()
Nov 17
LHR3:50 amLondon Heathrow
33h 42m
3 stops
STL1:32 pmLambert-St Louis
STL1:30 amLambert-St Louis
28h 35m
3 stops
LHR6:05 amLondon Heathrow
Finnair![Finnair]()
Nov 24![Finnair]()
Dec 12
LHR5:15 amLondon Heathrow
18h 31m
1 stop
STL11:46 pmLambert-St Louis
STL11:43 amLambert-St Louis
32h 27m
1 stop
LHR8:10 pmLondon Heathrow
Virgin Atlantic![Virgin Atlantic]()
Jan 15![Virgin Atlantic]()
Jan 26
LHR3:40 amLondon Heathrow
18h 44m
2 stops
STL10:24 pmLambert-St Louis
STL9:20 amLambert-St Louis
12h 40m
1 stop
LHR10:00 pmLondon Heathrow
American Airlines![American Airlines]()
Nov 9![American Airlines]()
Nov 16
LHR6:05 amLondon Heathrow
17h 26m
1 stop
STL11:31 pmLambert-St Louis
STL1:00 amLambert-St Louis
18h 40m
1 stop
LHR7:40 pmLondon Heathrow
Multiple Airlines![Multiple Airlines]()
Nov 9![Multiple Airlines]()
Nov 16
LHR11:00 amLondon Heathrow
26h 32m
2 stops
STL1:32 pmLambert-St Louis
STL2:00 amLambert-St Louis
18h 25m
2 stops
LHR8:25 pmLondon 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
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![Finnair]()
Oct 25![Finnair]()
Oct 31
LHR8:20 amLondon Heathrow
37h 22m
2 stops
STL9:42 pmLambert-St Louis
STL12:37 pmLambert-St Louis
33h 33m
1 stop
LHR10:10 pmLondon Heathrow
Virgin Atlantic![Virgin Atlantic]()
Oct 24![Virgin Atlantic]()
Oct 29
LHR7:00 amLondon Heathrow
16h 24m
2 stops
STL11:24 pmLambert-St Louis
STL10:10 amLambert-St Louis
10h 30m
1 stop
LHR8:40 pmLondon Heathrow
Multiple Airlines![Multiple Airlines]()
Oct 26![Multiple Airlines]()
Oct 30
LHR7:20 amLondon Heathrow
31h 12m
3 stops
STL2:32 pmLambert-St Louis
STL3:00 amLambert-St Louis
27h 30m
3 stops
LHR6:30 amLondon Heathrow
American Airlines![American Airlines]()
Oct 26![American Airlines]()
Oct 31
LHR8:20 amLondon Heathrow
32h 03m
1 stop
STL4:23 pmLambert-St Louis
STL3:10 amLambert-St Louis
23h 05m
2 stops
LHR2:15 amLondon Heathrow
United Airlines![United Airlines]()
Oct 26![United Airlines]()
Oct 31
LHR8:15 amLondon Heathrow
12h 45m
1 stop
STL9:00 pmLambert-St Louis
STL1:40 pmLambert-St Louis
31h 40m
1 stop
LHR9:20 pmLondon 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
AirlineFree CancellationPrice
PriceFrom $889
Free Cancellation
Reviews
Flight attendant for first class is definitely not a morning person. Oh and the WiFi DID NOT WORK!
1 / 10
PriceFrom $967
Free Cancellation
Reviews
awful from a to z
1 / 10
Are airlines flying from London Heathrow to Lambert-St Louis offering flexible cancellation due to COVID-19?
Some of our partner airlines flying from London Heathrow to Lambert-St Louis are adopting new policies due to the global impact of COVID-19. Some of the airlines that may be waiving their cancellation fees are American Airlines, British Airways, and Air Canada. You can search for the full list of airlines like American Airlines that are offering this flexibility.
How far is London Heathrow to Lambert-St Louis by plane?
The straight-line distance from London Heathrow to Lambert-St Louis is 4185.8 mi. By plane, this route typically takes 13h 50m.
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 need to provide a negative COVID-19 test result and/or quarantine 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.
Most visitors from London Heathrow need to provide a negative COVID-19 test result and/or quarantine 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.
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.