Distance From São Sebastião Hospital Helipad to Chiang Mai International Airport

The distance from São Sebastião Hospital Helipad () to Chiang Mai International Airport (CNX) is 6236 miles or 10036 kilometers or 5416 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 Santa Maria da Feira ( Portugal ) to Chiang Mai ( Thailand )?

A one-way nonstop (direct) flight between Santa Maria da Feira and Chiang Mai takes around 14 hours 20 minutes.

Estimated flight time from São Sebastião Hospital Helipad, Santa Maria da Feira, Portugal to Chiang Mai International Airport, Chiang Mai, Thailand is 14 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 • - CNX

Kilometers		10036 km
Statute Miles		6236 miles
Nautical Miles		5416 nm
Avg. Time of Flight		14 hours 20 minutes

São Sebastião Hospital Helipad to Chiang Mai International Airport Flight Route Map - to CNX Flight Path

Location of São Sebastião Hospital Helipad & Chiang Mai International Airport is given below.
Click the map to view Santa Maria da Feira to Chiang Mai nonstop flight path and travel direction.

Click to see flight route on Google Map between Santa Maria da Feira, Portugal and Chiang Mai, Thailand. .

Nonstop flight route between Santa Maria da Feira, Portugal and Chiang Mai, Thailand.

Time Difference Between the Airports • - CNX

Time difference between Santa Maria da Feira (Portugal) and Chiang Mai (Thailand) is 6 Hours.
Chiang Mai time is 6 Hours ahead of Santa Maria da Feira.

Location	Local Time
Santa Maria da Feira (Portugal)	2026-09-17, 02:35:54 WEST
Chiang Mai (Thailand)	2026-09-17, 08:35:54 +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

São Sebastião Hospital Helipad ( / LPSS) Santa Maria da Feira, Portugal

Destination

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