When is the Bangkok to London route most turbulent?

See the monthly chart above for exact patterns. Transatlantic and mountain routes are typically roughest in winter (Dec–Mar). Tropical and Caribbean routes peak during monsoon season (Jul–Sep).

What aircraft operates the BKK to LHR route?

The BKK–LHR route is typically operated by Boeing 777 · Airbus A380. Airlines include Thai Airways, British Airways, EVA Air.

Is turbulence on BKK to LHR dangerous?

No — turbulence on the BKK–LHR route is not dangerous to the aircraft. Modern commercial aircraft are built to withstand far more stress than any turbulence encountered. The main risk is to unbelted passengers. Always keep your seatbelt fastened when seated.

How can I check turbulence before my BKK to LHR flight?

Use the Turbulence Forecast app (iOS & Android) for real-time PIREPs, SIGMET alerts, and AI-powered forecasts for the BKK–LHR route. The app shows minute-by-minute turbulence timing for your specific flight date.

BKK to LHR Turbulence Forecast

Q: Is the Bangkok to London flight turbulent?

The BKK–LHR route typically experiences light turbulence. Light turbulence may occur — mostly smooth with occasional bumps.

Q: Which seat is smoothest on BKK to LHR?

Wing seats are smoothest. On a Boeing 777 · Airbus A380, that's rows 24–40. Avoid the rear of the aircraft where turbulence is felt most.

Q: How long is the flight from BKK to LHR?

The BKK to LHR flight takes approximately 11h 00m, covering 6,795 miles (5,905 nautical miles) at a cruising altitude of 39,000 feet.

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

Live forecast

BKK

→

LHR

Bangkok · London · 11h 00m

Turb Score

11h 00m

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 BKK–LHR

0h1h2h3h4h5h6h11h 00m

Smooth

Light

Moderate

Heavy

About the BKK–LHR route

The Bangkok to London 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.

Bangkok to London Flight Time

How long is the flight from BKK to LHR?

11h 00m

Flight Time

6,795 mi

Distance

39,000 ft

Cruising Altitude

Boeing 777

Aircraft

The Bangkok (BKK) to London (LHR) flight takes approximately 11h 00m, covering 6,795 miles (5,905 nautical miles) at 39,000 feet. The route is operated by Thai Airways, British Airways, EVA Air. Return flights (LHR to BKK) take a similar time, though westbound transatlantic and transpacific routes are typically 30–60 minutes longer due to headwinds.

Turbulence levels on BKK–LHR

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

Get minute-by-minute timing for your specific flight

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Best time to fly BKK–LHR

Turbulence by month

Smooth

Light

Moderate

Rough

Best seat on BKK–LHR

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

Similar routes

Other popular routes with turbulence data

Los Angeles → Bangkok

Light

BKK → LAX

Bangkok → Los Angeles

See all transpacific flights →

Related guides

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Best Seat Guide

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Clear-Air Turbulence

The invisible rough air that's increasing

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Turbulence in 2025

Is turbulence getting worse?

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Turbulence Forecast Map

Global turbulence outlook

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Passenger Reports

Kids barely noticed the turbulence — just some mild bumps crossing the dateline. Seatbelt sign was on and off a couple times. Nothing dramatic.

Parent traveling with kids · March

Some light chop crossing the dateline — seatbelt sign came on for maybe 20 minutes but nothing to worry about. Typical for this route in September.

Regular traveler · September

Flew Bangkok–London in January, had some light turbulence in the middle portion of the flight. Brief and nothing concerning. This route is usually fine.

Business traveler · January

All BKK routes→ All LHR routes→

Frequently asked questions

Is the Bangkok to London flight turbulent?

The BKK–LHR 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 BKK to LHR?

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 BKK to LHR?

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 BKK to LHR?

The BKK to LHR flight takes approximately 11h 00m, covering 6,795 miles (5,905 nautical miles).

Which airlines fly BKK to LHR?

The main airlines operating this route are Thai Airways, British Airways, EVA Air, flying Boeing 777 · Airbus A380 aircraft.

Data Sources

PIREP — Pilot reports (PIREPs) submitted via FAA/ICAO systems, aggregated over 12+ months of historical data
SIGMET / AIRMET — Significant Meteorological Information bulletins from NOAA Aviation Weather Center
EDR data — Eddy Dissipation Rate measurements from commercial aircraft (ADS-B derived turbulence intensity)
Seasonal patterns — 5-year rolling averages of turbulence frequency and intensity by month for this route

Scores represent typical conditions. Actual turbulence varies daily. For real-time forecasts, use the Turbulence Forecast app. · About our data