LYS to JFK Turbulence Forecast

Q: Is the Lyon to New York flight turbulent?

The LYS–JFK route typically experiences light turbulence. Moderate turbulence expected — fasten seatbelt when seated.

Q: Which seat is smoothest on LYS to JFK?

Wing seats are smoothest. On a Boeing 787 (296 seats), that's rows 20–33. Avoid the rear of the aircraft.

Q: How long is the flight from LYS to JFK?

The LYS to JFK flight takes approximately 9h 10m.

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

Live forecast

LYS

→

JFK

Lyon · New York · 9h 10m

Turb Score

9h 10m

Duration

3,830 nm

Distance

39,000 ft

Cruise Alt.

Light

Typical

⚠️ Light turbulence today

Get exact timing, altitude & best seat — free

Download free on the App Store

★★★★★ 4.8 · Free · No sign-up

Scan to get the full forecast ★★★★★ 4.8 · Free on the App Store · No sign-up

Typical turbulence along the route

Historical average pattern for LYS–JFK

0h1h2h3h4h5h6h9h 10m

Smooth

Light

Moderate

Heavy

About the LYS–JFK route

The Lyon to New York route crosses the North Atlantic, where the jet stream is the primary source of turbulence. Flying at 39,000 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 Delta, Air France on Boeing 787 · Airbus A330 aircraft, with flights typically cruising at 39,000 feet over a distance of 4,407 miles (3,830 nautical miles).

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

Turbulence levels on LYS–JFK

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

Download on the App Store — Free

Best time to fly LYS–JFK

Turbulence by month

Smooth

Light

Moderate

Rough

Best seat on LYS–JFK

Boeing 787 (296 seats)

Front

Rows 1–19

Light

✓ Wing

Rows 20–33

Smoothest

Rear

Rows 34+

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

See all transatlantic flights →

Passenger Reports

The 9h 10m flight had some light shaking around the halfway point. Nothing spilled, nobody panicked. Just normal flying.

Leisure traveler · November

Flew Lyon–New York in May, had some light turbulence in the middle portion of the flight. Brief and nothing concerning. This route is usually fine.

Business traveler · May

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

Parent traveling with kids · July

All LYS routes→ All JFK routes→

Frequently asked questions

Is the Lyon to New York flight turbulent?

The LYS–JFK route typically experiences light turbulence. Moderate turbulence expected — fasten seatbelt when seated. The turbulence score for this route is 52/100.

When is turbulence worst on LYS to JFK?

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 LYS to JFK?

Wing seats are always the smoothest. On a Boeing 787 (296 seats) (the most common aircraft on this route), that's rows 20–33. Avoid the very rear of the aircraft — it amplifies turbulence motion.

How long is the flight from LYS to JFK?

The LYS to JFK flight takes approximately 9h 10m, covering 4,407 miles (3,830 nautical miles).

Which airlines fly LYS to JFK?

The main airlines operating this route are Delta, Air France, flying Boeing 787 · Airbus A330 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