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JFK to LHR Turbulence Forecast

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

Live forecast
JFK
→
LHR
New York · London · 7h 30m
62
Turb Score
7h 30m
Duration
3,006 nm
Distance
37,000 ft
Cruise Alt.
Moderate
Typical
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Typical turbulence along the route

Historical average pattern for JFK–LHR

Smooth Light Moderate
0h1h2h3h4h5h6h7h 30m
Smooth
Light
Moderate
Heavy

About the JFK–LHR route

The New York to London route crosses the North Atlantic, where the jet stream is the primary source of turbulence. Flying at 37,000 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 American Airlines, British Airways, Virgin Atlantic on Boeing 777 · Boeing 787 aircraft, with flights typically cruising at 37,000 feet over a distance of 3,459 miles (3,006 nautical miles).

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

Turbulence levels on JFK–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 JFK–LHR

Turbulence by month

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

Best seat on JFK–LHR

Boeing 777

Front
Rows 1–19
Light
✓ Wing
Rows 20–38
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

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

Similar routes

Other popular routes with turbulence data

JFK → CDG
New York → Paris
Moderate
JFK → AMS
New York → Amsterdam
Moderate
EWR → LHR
Newark → London
Moderate
BOS → LHR
Boston → London
Light
ORD → LHR
Chicago → London
Moderate
LAX → LHR
Los Angeles → London
Light

Frequently asked questions

Is the New York to London flight turbulent?
The JFK–LHR route typically experiences moderate turbulence. Moderate turbulence expected — fasten seatbelt when seated. The turbulence score for this route is 62/100.
When is turbulence worst on JFK 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 JFK to LHR?
Wing seats are always the smoothest. On a Boeing 777 (the most common aircraft on this route), that's rows 20–38. Avoid the very rear of the aircraft — it amplifies turbulence motion.
How long is the flight from JFK to LHR?
The JFK to LHR flight takes approximately 7h 30m, covering 3,459 miles (3,006 nautical miles).
Which airlines fly JFK to LHR?
The main airlines operating this route are American Airlines, British Airways, Virgin Atlantic, flying Boeing 777 · Boeing 787 aircraft.