When is the Philadelphia to Shanghai 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 PHL to SHA route?

The PHL–SHA route is typically operated by Boeing 777 · Airbus A350. Airlines include United, American Airlines, Delta.

Is turbulence on PHL to SHA dangerous?

No — turbulence on the PHL–SHA 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 PHL to SHA flight?

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

PHL to SHA Turbulence Forecast

Q: Is the Philadelphia to Shanghai flight turbulent?

The PHL–SHA route typically experiences light turbulence.

Q: Which seat is smoothest on PHL to SHA?

Wing seats are smoothest. On a Boeing 777 · Airbus A350, that's rows 20–38. Avoid the rear of the aircraft where turbulence is felt most.

Q: How long is the flight from PHL to SHA?

The PHL to SHA flight takes approximately 14h 40m, covering 7,412 miles (6,441 nautical miles) at a cruising altitude of 37,000 feet.

Is the Philadelphia to Shanghai flight turbulent? Live forecast & historical patterns.

Live forecast

PHL

→

SHA

Philadelphia · Shanghai · 14h 40m

37.9

Turb Score

14h 40m

Duration

6,441 nm

Distance

37,000 ft

Cruise Alt.

Light

Typical

⚠️ Light turbulence today

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Typical turbulence along the route

Historical average pattern for PHL–SHA

0h1h2h3h4h5h6h14h 40m

Smooth

Light

Moderate

Heavy

About the PHL–SHA route

The Philadelphia to Shanghai route spans the Pacific Ocean — one of the longest commercial flight paths in the world at 7,412 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 United, American Airlines, Delta on Boeing 777 · Airbus A350 aircraft, with flights typically cruising at 37,000 feet over a distance of 7,412 miles (6,441 nautical miles).

💡 Tip: Long flight — turbulence varies throughout. Wing seats significantly reduce motion.

Philadelphia to Shanghai Flight Time

How long is the flight from PHL to SHA?

14h 40m

Flight Time

7,412 mi

Distance

37,000 ft

Cruising Altitude

Boeing 777

Aircraft

The Philadelphia (PHL) to Shanghai (SHA) flight takes approximately 14h 40m, covering 7,412 miles (6,441 nautical miles) at 37,000 feet. The route is operated by United, American Airlines, Delta. Return flights (SHA to PHL) take a similar time, though westbound transatlantic and transpacific routes are typically 30–60 minutes longer due to headwinds.

Turbulence levels on PHL–SHA

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 PHL–SHA

Turbulence by month

Smooth

Light

Moderate

Rough

Best seat on PHL–SHA

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

Similar routes

Other popular routes with turbulence data

Philadelphia → Frankfurt

Moderate

PHL → LHR

Philadelphia → London

See all transpacific flights →

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Learn more about flight turbulence

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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 mid-Pacific. Seatbelt sign was on and off a couple times. Nothing dramatic.

Parent traveling with kids · April

Some light chop mid-Pacific — seatbelt sign came on for maybe 20 minutes but nothing to worry about. Typical for this route in January.

Regular traveler · January

Flew Philadelphia–Shanghai 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 PHL routes→ All SHA routes→

Frequently asked questions

Is the Philadelphia to Shanghai flight turbulent?

The PHL–SHA route typically experiences light turbulence. The turbulence score for this route is 37.9/100.

When is turbulence worst on PHL to SHA?

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 PHL to SHA?

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 PHL to SHA?

The PHL to SHA flight takes approximately 14h 40m, covering 7,412 miles (6,441 nautical miles).

Which airlines fly PHL to SHA?

The main airlines operating this route are United, American Airlines, Delta, flying Boeing 777 · Airbus A350 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