When is the Tokyo to Singapore 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 NRT to SIN route?

The NRT–SIN route is typically operated by Airbus A350 · Boeing 777. Airlines include Singapore Airlines, Japan Airlines, All Nippon Airways.

Is turbulence on NRT to SIN dangerous?

No — turbulence on the NRT–SIN 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 NRT to SIN flight?

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

NRT to SIN Turbulence Forecast

Q: Is the Tokyo to Singapore flight turbulent?

The NRT–SIN route typically experiences light turbulence. Light turbulence may occur — mostly smooth with occasional bumps.

Q: Which seat is smoothest on NRT to SIN?

Wing seats are smoothest. On a Airbus A350 · Boeing 777, that's rows 20–36. Avoid the rear of the aircraft where turbulence is felt most.

Q: How long is the flight from NRT to SIN?

The NRT to SIN flight takes approximately 6h 30m, covering 3,815 miles (3,316 nautical miles) at a cruising altitude of 38,000 feet.

Is the Tokyo to Singapore flight turbulent? Live forecast & historical patterns.

Live forecast

NRT

→

SIN

Tokyo · Singapore · 6h 30m

Turb Score

6h 30m

Duration

3,316 nm

Distance

38,000 ft

Cruise Alt.

Light

Typical

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Typical turbulence along the route

Historical average pattern for NRT–SIN

0h1h2h3h4h5h6h6h 30m

Smooth

Light

Moderate

Heavy

About the NRT–SIN route

The Tokyo to Singapore route spans the Pacific Ocean — one of the longest commercial flight paths in the world at 3,815 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 Singapore Airlines, Japan Airlines, All Nippon Airways on Airbus A350 · Boeing 777 aircraft, with flights typically cruising at 38,000 feet over a distance of 3,815 miles (3,316 nautical miles).

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

Tokyo to Singapore Flight Time

How long is the flight from NRT to SIN?

6h 30m

Flight Time

3,815 mi

Distance

38,000 ft

Cruising Altitude

Airbus A350

Aircraft

The Tokyo (NRT) to Singapore (SIN) flight takes approximately 6h 30m, covering 3,815 miles (3,316 nautical miles) at 38,000 feet. The route is operated by Singapore Airlines, Japan Airlines, All Nippon Airways. Return flights (SIN to NRT) take a similar time, though westbound transatlantic and transpacific routes are typically 30–60 minutes longer due to headwinds.

Turbulence levels on NRT–SIN

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 NRT–SIN

Turbulence by month

Smooth

Light

Moderate

Rough

Best seat on NRT–SIN

Airbus A350

Front

Rows 1–19

Light

✓ Wing

Rows 20–36

Smoothest

Rear

Rows 37+

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

San Francisco → Tokyo

Moderate

LAX → SIN

Los Angeles → Singapore

See all transpacific flights →

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Is turbulence getting worse?

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Turbulence Forecast Map

Global turbulence outlook

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Passenger Reports

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

Frequent flyer · March

Flew Tokyo–Singapore 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 6h 30m flight had some light shaking around the halfway point. Nothing spilled, nobody panicked. Just normal flying.

Leisure traveler · January

All NRT routes→ All SIN routes→

Frequently asked questions

Is the Tokyo to Singapore flight turbulent?

The NRT–SIN route typically experiences light turbulence. Light turbulence may occur — mostly smooth with occasional bumps. The turbulence score for this route is 44/100.

When is turbulence worst on NRT to SIN?

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 NRT to SIN?

Wing seats are always the smoothest. On a Airbus A350 (the most common aircraft on this route), that's rows 20–36. Avoid the very rear of the aircraft — it amplifies turbulence motion.

How long is the flight from NRT to SIN?

The NRT to SIN flight takes approximately 6h 30m, covering 3,815 miles (3,316 nautical miles).

Which airlines fly NRT to SIN?

The main airlines operating this route are Singapore Airlines, Japan Airlines, All Nippon Airways, flying Airbus A350 · Boeing 777 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