Distance From Santa Maria Airport to Tribhuvan International Airport, SMA - KTM Distance

The distance from Santa Maria Airport (SMA) to Tribhuvan International Airport (KTM) is 6094 miles or 9807 kilometers or 5292 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 Vila do Porto ( Portugal ) to Kathmandu ( Nepal )?

A one-way nonstop (direct) flight between Vila do Porto and Kathmandu takes around 14 hours 0 minutes.

Estimated flight time from Santa Maria Airport, Vila do Porto, Portugal to Tribhuvan International Airport, Kathmandu, Nepal is 14 hours 0 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 • SMA - KTM

Kilometers		9807 km
Statute Miles		6094 miles
Nautical Miles		5292 nm
Avg. Time of Flight		14 hours 0 minutes

Santa Maria Airport to Tribhuvan International Airport Flight Route Map - SMA to KTM Flight Path

Location of Santa Maria Airport & Tribhuvan International Airport is given below.
Click the map to view Vila do Porto to Kathmandu nonstop flight path and travel direction.

Click to see flight route on Google Map between Vila do Porto, Portugal and Kathmandu, Nepal. .

Nonstop flight route between Vila do Porto, Portugal and Kathmandu, Nepal.

Time Difference Between the Airports • SMA - KTM

Time difference between Vila do Porto (Portugal) and Kathmandu (Nepal) is 6 Hours 45 Minutes.
Kathmandu time is 6 Hours 45 Minutes ahead of Vila do Porto.

Location	Local Time
Vila do Porto (Portugal)	2026-03-19, 07:27:44 -01
Kathmandu (Nepal)	2026-03-19, 14:12:44 +0545

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

Santa Maria Airport (SMA / LPAZ) Vila do Porto, Portugal

Destination

Tribhuvan International Airport (KTM / VNKT) Kathmandu, Nepal