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Flight distance & time
London Heathrow Airport → Lambert St Louis International Airport
LHRSTL
- Distance
- 6,741 km · 4,188 mi
- Flight time
- 09h 10m
- CO₂ per passenger
- 606 kg
This London Heathrow Airport → Lambert St Louis International Airport route is 6,741 km (4,188 mi) end to end. The estimated flight time is 09h 10m, and a passenger's share of CO₂ works out at roughly 606 kg.
See the reverse route: Lambert St Louis International Airport → London Heathrow Airport
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Your route
- FromLHRLondon Heathrow AirportLondon, England
- ToSTLLambert St Louis International AirportSt Louis, Missouri
Flight map
Track your lifetime distance flown across every trip.
Route service
Average daily flights~0.7 flights/day
Airlines on this route
British Airways
Common questions
London Heathrow Airport to Lambert St Louis International Airport FAQ
How far is London Heathrow Airport from Lambert St Louis International Airport?
London Heathrow Airport (LHR) and Lambert St Louis International Airport (STL) are 6,741 km (4,188 mi) apart, measured along the great-circle route.
How long is the flight from London Heathrow Airport to Lambert St Louis International Airport?
A direct LHR–STL flight covers the distance in about 09h 10m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from London Heathrow Airport to Lambert St Louis International Airport produce?
A passenger's share of CO₂ on the LHR–STL route is roughly 606 kg.
Which airlines fly from London Heathrow Airport to Lambert St Louis International Airport?
British Airways operate scheduled service between LHR and STL.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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