CDG to SFO Turbulence Forecast
Is the Paris to San Francisco flight turbulent? Live forecast & historical patterns.
Typical turbulence along the route
Historical average pattern for CDG–SFO
About the CDG–SFO route
The Paris to San Francisco 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 Air France, United Airlines on Airbus A380 · Boeing 777 aircraft, with flights typically cruising at 38,000 feet over a distance of 6,402 miles (5,563 nautical miles).
💡 Tip: Turbulence peaks mid-flight over the Atlantic. First and last hour are usually smooth.
Paris to San Francisco Flight Time
How long is the flight from CDG to SFO?
The Paris (CDG) to San Francisco (SFO) flight takes approximately 11h 45m, covering 6,402 miles (5,563 nautical miles) at 38,000 feet. The route is operated by Air France, United Airlines. Return flights (SFO to CDG) take a similar time, though westbound transatlantic and transpacific routes are typically 30–60 minutes longer due to headwinds.
Turbulence levels on CDG–SFO
What to expect at each phase of the flight
Get minute-by-minute timing for your specific flight
Best time to fly CDG–SFO
Turbulence by month
Best seat on CDG–SFO
Airbus A380
What you'll see in the app
Full forecast, live map & seat recommendations
Similar routes
Other popular routes with turbulence data
Related guides
Learn more about flight turbulence
Passenger Reports
Frequently asked questions
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