Back to CalculatorRoute ID: LHR-DMK
Flight Distance from London (LHR) to Bangkok (DMK)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
LHREGLL
London, United Kingdom
London Heathrow Airport
Great Circle Path
9,548 km5,933 miles • 5,156 NM
Destination Airport
VTBDDMK
Bangkok, Thailand
Don Mueang International Airport
Direct Distance
9,548 km
5,933 Statute Miles
5,156 Nautical Miles
Commercial Flight
11h 44m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
859 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
73° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
11h 44m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
10h 53m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
18h 52m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🇬🇧 United Kingdom→🇹🇭 Thailand
Allowed Stay60 days
Passport Validity Required6 months
💡 Official Note: Visa exemption for up to 60 days for tourism.
This information is provided for general guidance only and does not replace official verification with an embassy, consulate, or the IATA Travel Centre before you travel.
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Flight Path & Geodetic Arc Map
Great Circle Flight Arc Path
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Departure Airport Specs
London Heathrow Airport (LHR)
- City / Country: London, United Kingdom
- ICAO Code: EGLL
- Coordinates: 51.4707°, -0.4599°
- Timezone: Europe/London
- Elevation: 83 ft
Arrival Airport Specs
Don Mueang International Airport (DMK)
- City / Country: Bangkok, Thailand
- ICAO Code: VTBD
- Coordinates: 13.9126°, 100.6070°
- Timezone: Asia/Bangkok
- Elevation: 9 ft
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