Distance From Chiang Mai International Airport to Phnom Penh International Airport, CNX - PNH Distance

The distance from Chiang Mai International Airport (CNX) to Phnom Penh International Airport (PNH) is 635 miles or 1021 kilometers or 551 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Chiang Mai ( Thailand ) to Phnom Penh (Pou Senchey) ( Cambodia )?

A one-way nonstop (direct) flight between Chiang Mai and Phnom Penh (Pou Senchey) takes around 1 hours 27 minutes.

Estimated flight time from Chiang Mai International Airport, Chiang Mai, Thailand to Phnom Penh International Airport, Phnom Penh (Pou Senchey), Cambodia is 1 hours 27 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • CNX - PNH

Kilometers		1021 km
Statute Miles		635 miles
Nautical Miles		551 nm
Avg. Time of Flight		1 hours 27 minutes

Chiang Mai International Airport to Phnom Penh International Airport Flight Route Map - CNX to PNH Flight Path

Location of Chiang Mai International Airport & Phnom Penh International Airport is given below.
Click the map to view Chiang Mai to Phnom Penh (Pou Senchey) nonstop flight path and travel direction.

Click to see flight route on Google Map between Chiang Mai, Thailand and Phnom Penh (Pou Senchey), Cambodia. .

Nonstop flight route between Chiang Mai, Thailand and Phnom Penh (Pou Senchey), Cambodia.

Time Difference Between the Airports • CNX - PNH

Time difference between Chiang Mai (Thailand) and Phnom Penh (Pou Senchey) (Cambodia) is 0 Hours.

Location	Local Time
Chiang Mai (Thailand)	2026-05-06, 12:33:57 +07
Phnom Penh (Pou Senchey) (Cambodia)	2026-05-06, 12:33:57 +07

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Chiang Mai International Airport (CNX / VTCC) Chiang Mai, Thailand

Destination

Phnom Penh International Airport (PNH / VDPP) Phnom Penh (Pou Senchey), Cambodia