When is the Newark to Siem Reap route most turbulent?

Check the monthly chart for exact patterns. Transatlantic and mountain routes are typically roughest in winter (Dec–Mar). Tropical routes peak during monsoon season.

EWR to REP Turbulence Forecast

Q: Is the Newark to Siem Reap flight turbulent?

The EWR–REP route typically experiences light turbulence.

Q: Which seat is smoothest on EWR to REP?

Wing seats are smoothest. On a Boeing 777-300ER · Boeing 787-9, that's rows 22–42. Avoid the rear of the aircraft.

Q: How long is the flight from EWR to REP?

The EWR to REP flight takes approximately 17h 00m, covering 8,696 miles at 37,000 feet.

Is the Newark to Siem Reap flight turbulent? Live forecast & historical patterns.

Live forecast

EWR

→

REP

Newark · Siem Reap · 17h 00m

36.3

Turb Score

17h 00m

Duration

7,557 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 EWR–REP

0h1h2h3h4h5h6h17h 00m

Smooth

Light

Moderate

Heavy

About the EWR–REP route

The Newark to Siem Reap route spans the Pacific Ocean — one of the longest commercial flight paths in the world at 8,696 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 777-300ER · Boeing 787-9 aircraft, with flights typically cruising at 37,000 feet over a distance of 8,696 miles (7,557 nautical miles).

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

Newark to Siem Reap Flight Time

How long is the flight from EWR to REP?

17h 00m

Flight Time

8,696 mi

Distance

37,000 ft

Cruising Altitude

Boeing 777-300ER

Aircraft

The Newark (EWR) to Siem Reap (REP) flight takes approximately 17h 00m, covering 8,696 miles (7,557 nautical miles) at 37,000 feet. The route is operated by United, American Airlines, Delta. Return flights (REP to EWR) take a similar time, though westbound transatlantic and transpacific routes are typically 30–60 minutes longer due to headwinds.

Turbulence levels on EWR–REP

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 EWR–REP

Turbulence by month

Smooth

Light

Moderate

Rough

Best seat on EWR–REP

Boeing 777-300ER

Front

Rows 1–21

Light

✓ Wing

Rows 22–42

Smoothest

Rear

Rows 43+

Rougher

Wing seats are over the center of gravity — least affected by turbulence.

What you'll see in the app

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Passenger Reports

A few bumpy patches mid-Pacific, lasted maybe half an hour total. Drink service was paused briefly. Not unusual for this time of year.

Frequent flyer · April

Some light chop somewhere over the ocean — seatbelt sign came on for maybe 20 minutes but nothing to worry about. Typical for this route in October.

Regular traveler · October

Flew Newark–Siem Reap 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 EWR routes→ All REP routes→

Frequently asked questions

Is the Newark to Siem Reap flight turbulent?

The EWR–REP route typically experiences light turbulence. The turbulence score for this route is 36.3/100.

When is turbulence worst on EWR to REP?

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 EWR to REP?

Wing seats are always the smoothest. On a Boeing 777-300ER (the most common aircraft on this route), that's rows 22–42. Avoid the very rear of the aircraft — it amplifies turbulence motion.

How long is the flight from EWR to REP?

The EWR to REP flight takes approximately 17h 00m, covering 8,696 miles (7,557 nautical miles).

Which airlines fly EWR to REP?

The main airlines operating this route are United, American Airlines, Delta, flying Boeing 777-300ER · Boeing 787-9 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