When is the Honolulu 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.

HNL to GMP Turbulence Forecast

Q: Is the Honolulu to Seoul flight turbulent?

The HNL–GMP route typically experiences light turbulence.

Q: Which seat is smoothest on HNL to GMP?

Wing seats are smoothest. On a Boeing 757 · Airbus A330, that's rows 14–24. Avoid the rear of the aircraft.

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

The HNL to GMP flight takes approximately 9h 15m, covering 4,550 miles at 37,000 feet.

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

Live forecast

HNL

→

GMP

Honolulu · Seoul · 9h 15m

29.5

Turb Score

9h 15m

Duration

3,954 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 HNL–GMP

0h1h2h3h4h5h6h9h 15m

Smooth

Light

Moderate

Heavy

About the HNL–GMP route

The Honolulu to Seoul route spans the Pacific Ocean — one of the longest commercial flight paths in the world at 4,550 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 757 · Airbus A330 aircraft, with flights typically cruising at 37,000 feet over a distance of 4,550 miles (3,954 nautical miles).

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

Honolulu to Seoul Flight Time

How long is the flight from HNL to GMP?

9h 15m

Flight Time

4,550 mi

Distance

37,000 ft

Cruising Altitude

Boeing 757

Aircraft

The Honolulu (HNL) to Seoul (GMP) flight takes approximately 9h 15m, covering 4,550 miles (3,954 nautical miles) at 37,000 feet. The route is operated by United, American Airlines, Delta. Return flights (GMP to HNL) take a similar time, though westbound transatlantic and transpacific routes are typically 30–60 minutes longer due to headwinds.

Turbulence levels on HNL–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

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Best time to fly HNL–GMP

Turbulence by month

Smooth

Light

Moderate

Rough

Best seat on HNL–GMP

Boeing 757

Front

Rows 1–13

Light

✓ Wing

Rows 14–24

Smoothest

Rear

Rows 25+

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

HNL → LAX

Honolulu → Los Angeles

Light

HNL → SFO

Honolulu → San Francisco

See all transpacific flights →

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Passenger Reports

Flew Honolulu–Seoul in April, had some light turbulence in the middle portion of the flight. Brief and nothing concerning. This route is usually fine.

Business traveler · April

The 9h 15m flight had some light shaking around the halfway point. Nothing spilled, nobody panicked. Just normal flying.

Leisure traveler · September

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 January.

Regular traveler · January

All HNL routes→ All GMP routes→

Frequently asked questions

Is the Honolulu to Seoul flight turbulent?

The HNL–GMP route typically experiences light turbulence. The turbulence score for this route is 29.5/100.

When is turbulence worst on HNL 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 HNL to GMP?

Wing seats are always the smoothest. On a Boeing 757 (the most common aircraft on this route), that's rows 14–24. Avoid the very rear of the aircraft — it amplifies turbulence motion.

How long is the flight from HNL to GMP?

The HNL to GMP flight takes approximately 9h 15m, covering 4,550 miles (3,954 nautical miles).

Which airlines fly HNL to GMP?

The main airlines operating this route are United, American Airlines, Delta, flying Boeing 757 · 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