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LHR to BKK Turbulence Forecast

Is the London to Bangkok flight turbulent? Live forecast & historical patterns.

Live forecast
LHR
→
BKK
London · Bangkok · 11h 30m
40
Turb Score
11h 30m
Duration
5,905 nm
Distance
39,000 ft
Cruise Alt.
Light
Typical
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Typical turbulence along the route

Historical average pattern for LHR–BKK

Smooth Light Moderate
0h1h2h3h4h5h6h11h 30m
Smooth
Light
Moderate
Heavy

About the LHR–BKK route

The London to Bangkok route spans the Pacific Ocean — one of the longest commercial flight paths in the world at 6,795 miles. The Pacific jet stream creates moderate turbulence, typically around 3–7 hours into the flight. The sheer length of the route means passengers experience varying conditions: calm stretches punctuated by bumpy patches.

The route is served by Thai Airways, British Airways, EVA Air on Boeing 777 · Airbus A380 aircraft, with flights typically cruising at 39,000 feet over a distance of 6,795 miles (5,905 nautical miles).

💡 Tip: Long flight — turbulence varies throughout. Wing seats significantly reduce motion.

Turbulence levels on LHR–BKK

What to expect at each phase of the flight

SmoothDeparture & arrival — climb and descent phases are generally calm
LightMinor bumps — drink stays in your cup, walking feels slightly unsteady
ModerateNoticeable bumps — stay seated with seatbelt on, service may pause
HeavyStrong jolts — unsecured items move, crew seated. Rare but possible

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Best time to fly LHR–BKK

Turbulence by month

J
F
M
A
M
J
J
A
S
O
N
D
Smooth
Light
Moderate
Rough

Best seat on LHR–BKK

Boeing 777

Front
Rows 1–23
Light
✓ Wing
Rows 24–40
Smoothest
Rear
Rows 41+
Rougher
Wing seats are over the center of gravity — least affected by turbulence.

What you'll see in the app

Full forecast, live map & seat recommendations

LHR to BKK turbulence forecast app
Flight turbulence tracker
Real-time turbulence map

Similar routes

Other popular routes with turbulence data

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London → Singapore
Light
LHR → DXB
London → Dubai
Light
LAX → BKK
Los Angeles → Bangkok
Light
LAX → SIN
Los Angeles → Singapore
Light
LHR → DOH
London → Doha
Light
LAX → HKG
Los Angeles → Hong Kong
Moderate
See all transpacific flights →
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Frequently asked questions

Is the London to Bangkok flight turbulent?
The LHR–BKK route typically experiences light turbulence. Light turbulence may occur — mostly smooth with occasional bumps. The turbulence score for this route is 40/100.
When is turbulence worst on LHR to BKK?
Long flight — turbulence varies throughout. Wing seats significantly reduce motion. Check the turbulence chart above for the typical pattern along this specific route.
Which seat is smoothest on LHR to BKK?
Wing seats are always the smoothest. On a Boeing 777 (the most common aircraft on this route), that's rows 24–40. Avoid the very rear of the aircraft — it amplifies turbulence motion.
How long is the flight from LHR to BKK?
The LHR to BKK flight takes approximately 11h 30m, covering 6,795 miles (5,905 nautical miles).
Which airlines fly LHR to BKK?
The main airlines operating this route are Thai Airways, British Airways, EVA Air, flying Boeing 777 · Airbus A380 aircraft.