✈ LHR → BKK
LONDON → BANGKOK IN 12H 9M. CONSIDER BUSINESS CLASS. NO, REALLY.
Flight from London to Bangkok
From Heathrow (LHR), United Kingdom Europe → Suvarnabhumi (BKK), Thailand Asia
↔ Flying the other way? Bangkok → London
How long is the flight from London to Bangkok?
A nonstop flight from London (LHR) to Bangkok (BKK) takes about 12 hours 9 minutes, covering a great-circle distance of 5,951 miles (9,577 km). Actual scheduled time varies by airline, routing, and wind — expect ±15 to 30 minutes from this estimate.
Avg flight time
12h 9m
Nonstop, scheduled
Distance
5,951 mi
9,577 km · great-circle
Avg speed
788 km/h
Door-to-door including taxi
Time zones & jet lag
London timezone
UTC+1
Europe/London
Bangkok timezone
UTC+7
Asia/Bangkok
Time difference
+6h
6 hours ahead
Jet lag (rough)
~6d
Eastward — worse
CO₂ footprint per passenger
Economy class, single passenger. Source: DEFRA 2024 averages.
This flight emits roughly 3.6× the CO₂ of an equivalent train trip and 0.9× a car driven alone over the same distance.
Flights from London
Nearest destinations
- London → Manchester
- London → Paris
- London → Brussels
- London → Amsterdam
- London → Dublin
- London → Edinburgh
- London → Frankfurt
- London → Zurich
- London → Milan
- London → Munich
Long-haul from London
- London → Auckland
- London → Sydney
- London → Melbourne
- London → Bali (Denpasar)
- London → Santiago
- London → Buenos Aires
- London → Singapore
- London → Manila
- London → Kuala Lumpur
- London → Taipei
More flights to Asia
Flights to Bangkok
Nearest origins
- Kuala Lumpur → Bangkok
- Singapore → Bangkok
- Hong Kong → Bangkok
- Manila → Bangkok
- Taipei → Bangkok
- Shanghai → Bangkok
- Delhi → Bangkok
- Bali (Denpasar) → Bangkok
- Mumbai → Bangkok
- Beijing → Bangkok
Long-haul to Bangkok
- Santiago → Bangkok
- Buenos Aires → Bangkok
- São Paulo → Bangkok
- Rio de Janeiro → Bangkok
- Cancun → Bangkok
- Mexico City → Bangkok
- Miami → Bangkok
- Atlanta → Bangkok
- Dallas → Bangkok
- New York → Bangkok