When is the Phuket to Chiang Mai 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.

HKT to CNX Turbulence Forecast

Q: Is the Phuket to Chiang Mai flight turbulent?

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

Q: Which seat is smoothest on HKT to CNX?

Wing seats are smoothest. On a Airbus A320 · Boeing 737, that's rows 10–20. Avoid the rear of the aircraft.

Q: How long is the flight from HKT to CNX?

The HKT to CNX flight takes approximately 2h 05m, covering 738 miles at 33,000 feet.

Is the Phuket to Chiang Mai flight turbulent? Live forecast & historical patterns.

Live forecast

HKT

→

CNX

Phuket · Chiang Mai · 2h 05m

34.0

Turb Score

2h 05m

Duration

641 nm

Distance

33,000 ft

Cruise Alt.

Light

Typical

⚠️ Light turbulence today

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Typical turbulence along the route

Historical average pattern for HKT–CNX

0h1h2h3h4h5h6h2h 05m

Smooth

Light

Moderate

Heavy

About the HKT–CNX route

The Phuket to Chiang Mai route crosses the North Atlantic, where the jet stream is the primary source of turbulence. Flying at 33,000 feet, the aircraft encounters the strongest bumps roughly 2–5 hours into the flight. This is clear-air turbulence — no clouds, no visual warning — which makes a pre-flight forecast especially valuable.

The route is served by Singapore Airlines, AirAsia, Thai Airways on Airbus A320 · Boeing 737 aircraft, with flights typically cruising at 33,000 feet over a distance of 738 miles (641 nautical miles).

💡 Tip: Turbulence peaks mid-flight over the Atlantic. First and last hour are usually smooth.

Phuket to Chiang Mai Flight Time

How long is the flight from HKT to CNX?

2h 05m

Flight Time

738 mi

Distance

33,000 ft

Cruising Altitude

Airbus A320

Aircraft

The Phuket (HKT) to Chiang Mai (CNX) flight takes approximately 2h 05m, covering 738 miles (641 nautical miles) at 33,000 feet. The route is operated by Singapore Airlines, AirAsia, Thai Airways. Return flights (CNX to HKT) take a similar time, though westbound transatlantic and transpacific routes are typically 30–60 minutes longer due to headwinds.

Turbulence levels on HKT–CNX

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 HKT–CNX

Turbulence by month

Smooth

Light

Moderate

Rough

Best seat on HKT–CNX

Airbus A320

Front

Rows 1–9

Light

✓ Wing

Rows 10–20

Smoothest

Rear

Rows 21+

Rougher

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

What you'll see in the app

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Best Seat Guide

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Turbulence Forecast Map

Global turbulence outlook

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Passenger Reports

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

Regular traveler · April

Flew Phuket–Chiang Mai in October, had some light turbulence in the middle portion of the flight. Brief and nothing concerning. This route is usually fine.

Business traveler · October

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

Frequent flyer · January

All HKT routes→ All CNX routes→

Frequently asked questions

Is the Phuket to Chiang Mai flight turbulent?

The HKT–CNX route typically experiences light turbulence. Light turbulence may occur — mostly smooth with occasional bumps. The turbulence score for this route is 34.0/100.

When is turbulence worst on HKT to CNX?

Turbulence peaks mid-flight over the Atlantic. First and last hour are usually smooth. Check the turbulence chart above for the typical pattern along this specific route.

Which seat is smoothest on HKT to CNX?

Wing seats are always the smoothest. On a Airbus A320 (the most common aircraft on this route), that's rows 10–20. Avoid the very rear of the aircraft — it amplifies turbulence motion.

How long is the flight from HKT to CNX?

The HKT to CNX flight takes approximately 2h 05m, covering 738 miles (641 nautical miles).

Which airlines fly HKT to CNX?

The main airlines operating this route are Singapore Airlines, AirAsia, Thai Airways, flying Airbus A320 · Boeing 737 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