Distance From Mercedita Airport to Chiang Mai International Airport, PSE - CNX Distance

The distance from Mercedita Airport (PSE) to Chiang Mai International Airport (CNX) is 9713 miles or 15631 kilometers or 8434 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 Ponce ( Puerto Rico ) to Chiang Mai ( Thailand )?

A one-way nonstop (direct) flight between Ponce and Chiang Mai takes around 22 hours 19 minutes.

Estimated flight time from Mercedita Airport, Ponce, Puerto Rico to Chiang Mai International Airport, Chiang Mai, Thailand is 22 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 • PSE - CNX

Kilometers		15631 km
Statute Miles		9713 miles
Nautical Miles		8434 nm
Avg. Time of Flight		22 hours 19 minutes

Mercedita Airport to Chiang Mai International Airport Flight Route Map - PSE to CNX Flight Path

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

Click to see flight route on Google Map between Ponce, Puerto Rico and Chiang Mai, Thailand. .

Nonstop flight route between Ponce, Puerto Rico and Chiang Mai, Thailand.

Time Difference Between the Airports • PSE - CNX

Time difference between Ponce (Puerto Rico) and Chiang Mai (Thailand) is 11 Hours.
Chiang Mai time is 11 Hours ahead of Ponce.

Location	Local Time
Ponce (Puerto Rico)	2026-03-18, 18:52:15 AST
Chiang Mai (Thailand)	2026-03-19, 05:52:15 +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

Mercedita Airport (PSE / TJPS) Ponce, Puerto Rico

Destination

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