London to Bangkok
Distance9,578 km5,951 miles · 5,172 nautical miles
- Flight time
- about 12 h 30 min direct, estimated
- Heading
- east 73° at departure
- From
- London Heathrow Airport United Kingdom
- To
- Suvarnabhumi Airport Thailand
- Type
- International · long-haul

Questions
How far is London from Bangkok by plane?
The great-circle distance between London Heathrow Airport and Suvarnabhumi Airport is 9,578 km (5,951 miles). Real flight paths are usually a little longer because of airways, weather and air traffic control.
How long is the flight from London to Bangkok?
About 12 h 30 min for a direct flight, estimated at 800 km/h plus 30 minutes for take-off and landing. Scheduled times vary with the airline, the aircraft and the winds, and the return can differ by an hour or more on long flights.
Which direction do you fly?
Planes leave London heading east (73°) on the shortest path.
Routes from London
- London to Paris348 km
- London to Amsterdam370 km
- London to Frankfurt654 km
- London to Zurich788 km
- London to Munich941 km
- London to Copenhagen979 km
Routes to Bangkok
- Singapore to Bangkok1,417 km
- Hong Kong to Bangkok1,690 km
- Delhi to Bangkok2,949 km
- Beijing to Bangkok3,317 km
- Seoul to Bangkok3,669 km
- Tokyo to Bangkok4,590 km
Every flight you’ve taken, on one map.
Log flights by number, boarding pass or import. Each trip gets its own page, a route map and a short video to share.
Create my free map