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GRU to LHR Turbulence Forecast

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

Live forecast
GRU
→
LHR
Sao Paulo · London · 11h 35m
50
Turb Score
11h 35m
Duration
5,737 nm
Distance
38,000 ft
Cruise Alt.
Light
Typical
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Typical turbulence along the route

Historical average pattern for GRU–LHR

Smooth Light Moderate
0h1h2h3h4h5h6h11h 35m
Smooth
Light
Moderate
Heavy

About the GRU–LHR route

The Sao Paulo to London route crosses the North Atlantic, where the jet stream is the primary source of turbulence. Flying at 38,000 feet, the aircraft encounters the strongest bumps roughly 2–5 hours into the flight. This is clear-air turbulence — no clouds, no visual warning — which makes a pre-flight forecast especially valuable.

The route is served by British Airways, LATAM Airlines on Boeing 777 · Boeing 787 aircraft, with flights typically cruising at 38,000 feet over a distance of 6,601 miles (5,737 nautical miles).

💡 Tip: Turbulence peaks mid-flight over the Atlantic. First and last hour are usually smooth.

Turbulence levels on GRU–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

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Best time to fly GRU–LHR

Turbulence by month

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

Best seat on GRU–LHR

Boeing 777

Front
Rows 1–21
Light
✓ Wing
Rows 22–38
Smoothest
Rear
Rows 39+
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

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

Similar routes

Other popular routes with turbulence data

LHR → GRU
London → Sao Paulo
Light
GRU → JFK
Sao Paulo → New York
Light
GRU → MIA
Sao Paulo → Miami
Light
EZE → LHR
Buenos Aires → London
Light
See all transatlantic flights →
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Frequently asked questions

Is the Sao Paulo to London flight turbulent?
The GRU–LHR route typically experiences light turbulence. Moderate turbulence expected — fasten seatbelt when seated. The turbulence score for this route is 50/100.
When is turbulence worst on GRU to LHR?
Turbulence peaks mid-flight over the Atlantic. First and last hour are usually smooth. Check the turbulence chart above for the typical pattern along this specific route.
Which seat is smoothest on GRU to LHR?
Wing seats are always the smoothest. On a Boeing 777 (the most common aircraft on this route), that's rows 22–38. Avoid the very rear of the aircraft — it amplifies turbulence motion.
How long is the flight from GRU to LHR?
The GRU to LHR flight takes approximately 11h 35m, covering 6,601 miles (5,737 nautical miles).
Which airlines fly GRU to LHR?
The main airlines operating this route are British Airways, LATAM Airlines, flying Boeing 777 · Boeing 787 aircraft.