When is the New York to Seoul 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.

JFK to GMP Turbulence Forecast

Q: Is the New York to Seoul flight turbulent?

The JFK–GMP route typically experiences light turbulence.

Q: Which seat is smoothest on JFK to GMP?

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

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

The JFK to GMP flight takes approximately 13h 40m, covering 6,879 miles at 37,000 feet.

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

Live forecast

JFK

→

GMP

New York · Seoul · 13h 40m

38.6

Turb Score

13h 40m

Duration

5,978 nm

Distance

37,000 ft

Cruise Alt.

Light

Typical

⚠️ Light turbulence today

Get exact timing, altitude & best seat — free

Download free on the App Store Get it on Google Play

★★★★★ 4.8 · Free · iOS & Android

Scan to get the full forecast ★★★★★ 4.8 · Free · iOS & Android · No sign-up

Typical turbulence along the route

Historical average pattern for JFK–GMP

0h1h2h3h4h5h6h13h 40m

Smooth

Light

Moderate

Heavy

About the JFK–GMP route

The New York to Seoul route spans the Pacific Ocean — one of the longest commercial flight paths in the world at 6,879 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 6,879 miles (5,978 nautical miles).

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

New York to Seoul Flight Time

How long is the flight from JFK to GMP?

13h 40m

Flight Time

6,879 mi

Distance

37,000 ft

Cruising Altitude

Boeing 777

Aircraft

The New York (JFK) to Seoul (GMP) flight takes approximately 13h 40m, covering 6,879 miles (5,978 nautical miles) at 37,000 feet. The route is operated by United, American Airlines, Delta. Return flights (GMP to JFK) take a similar time, though westbound transatlantic and transpacific routes are typically 30–60 minutes longer due to headwinds.

Turbulence levels on JFK–GMP

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 Get it on Google Play

Best time to fly JFK–GMP

Turbulence by month

Smooth

Light

Moderate

Rough

Best seat on JFK–GMP

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

See all transpacific flights →

Related guides

Learn more about flight turbulence

Turbulence Tracker

Track any flight in real time

→

Best Seat Guide

Which rows feel turbulence least

→

Clear-Air Turbulence

The invisible rough air that's increasing

→

Turbulence in 2025

Is turbulence getting worse?

→

Turbulence Forecast Map

Global turbulence outlook

→

Passenger Reports

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

Regular traveler · April

The 13h 40m flight had some light shaking around the halfway point. Nothing spilled, nobody panicked. Just normal flying.

Leisure traveler · December

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

Parent traveling with kids · January

All JFK routes→ All GMP routes→

Frequently asked questions

Is the New York to Seoul flight turbulent?

The JFK–GMP route typically experiences light turbulence. The turbulence score for this route is 38.6/100.

When is turbulence worst on JFK to GMP?

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 JFK to GMP?

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 GMP?

The JFK to GMP flight takes approximately 13h 40m, covering 6,879 miles (5,978 nautical miles).

Which airlines fly JFK to GMP?

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