Distance From West Ranch Airport to Chiang Mai International Airport

The distance from West Ranch Airport () to Chiang Mai International Airport (CNX) is 8844 miles or 14232 kilometers or 7680 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 Round Mountain ( United States ) to Chiang Mai ( Thailand )?

A one-way nonstop (direct) flight between Round Mountain and Chiang Mai takes around 20 hours 19 minutes.

Estimated flight time from West Ranch Airport, Round Mountain, United States to Chiang Mai International Airport, Chiang Mai, Thailand is 20 hours 19 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

Kilometers		14232 km
Statute Miles		8844 miles
Nautical Miles		7680 nm
Avg. Time of Flight		20 hours 19 minutes

West Ranch Airport to Chiang Mai International Airport Flight Route Map - to CNX Flight Path

Location of West Ranch Airport & Chiang Mai International Airport is given below.
Click the map to view Round Mountain to Chiang Mai nonstop flight path and travel direction.

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

Nonstop flight route between Round Mountain, United States and Chiang Mai, Thailand.

Time Difference Between the Airports • - CNX

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

Location	Local Time
Round Mountain (United States)	2026-03-20, 18:04:44 MDT
Chiang Mai (Thailand)	2026-03-21, 07:04:44 +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

West Ranch Airport ( / XS75) Round Mountain, United States

Destination

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