Distance From Roche Harbor Airport to Chiang Mai International Airport, RCE - CNX Distance

The distance from Roche Harbor Airport (RCE) to Chiang Mai International Airport (CNX) is 7109 miles or 11441 kilometers or 6174 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 Roche Harbor ( United States ) to Chiang Mai ( Thailand )?

A one-way nonstop (direct) flight between Roche Harbor and Chiang Mai takes around 16 hours 20 minutes.

Estimated flight time from Roche Harbor Airport, Roche Harbor, United States to Chiang Mai International Airport, Chiang Mai, Thailand is 16 hours 20 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 • RCE - CNX

Kilometers		11441 km
Statute Miles		7109 miles
Nautical Miles		6174 nm
Avg. Time of Flight		16 hours 20 minutes

Roche Harbor Airport to Chiang Mai International Airport Flight Route Map - RCE to CNX Flight Path

Location of Roche Harbor Airport & Chiang Mai International Airport is given below.
Click the map to view Roche Harbor to Chiang Mai nonstop flight path and travel direction.

Click to see flight route on Google Map between Roche Harbor, United States and Chiang Mai, Thailand. .

Nonstop flight route between Roche Harbor, United States and Chiang Mai, Thailand.

Time Difference Between the Airports • RCE - CNX

Time difference between Roche Harbor (United States) and Chiang Mai (Thailand) is 13 Hours.
Chiang Mai time is 13 Hours ahead of Roche Harbor.

Location	Local Time
Roche Harbor (United States)	2026-09-16, 23:35:31 MDT
Chiang Mai (Thailand)	2026-09-17, 12:35:31 +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

Roche Harbor Airport (RCE / WA09) Roche Harbor, United States

Destination

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