Distance From Sourdough Airport to Tromsø Airport, Langnes

The distance from Sourdough Airport () to Tromsø Airport, Langnes (TOS) is 3995 miles or 6429 kilometers or 3469 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 Tonasket ( United States ) to Tromsø ( Norway )?

A one-way nonstop (direct) flight between Tonasket and Tromsø takes around 9 hours 11 minutes.

Estimated flight time from Sourdough Airport, Tonasket, United States to Tromsø Airport, Langnes, Tromsø, Norway is 9 hours 11 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 • - TOS

Kilometers		6429 km
Statute Miles		3995 miles
Nautical Miles		3469 nm
Avg. Time of Flight		9 hours 11 minutes

Sourdough Airport to Tromsø Airport, Langnes Flight Route Map - to TOS Flight Path

Location of Sourdough Airport & Tromsø Airport, Langnes is given below.
Click the map to view Tonasket to Tromsø nonstop flight path and travel direction.

Click to see flight route on Google Map between Tonasket, United States and Tromsø, Norway. .

Nonstop flight route between Tonasket, United States and Tromsø, Norway.

Time Difference Between the Airports • - TOS

Time difference between Tonasket (United States) and Tromsø (Norway) is 8 Hours.
Tromsø time is 8 Hours ahead of Tonasket.

Location	Local Time
Tonasket (United States)	2026-05-04, 21:15:18 MDT
Tromsø (Norway)	2026-05-05, 05:15:18 CEST

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

Sourdough Airport ( / 5WA0) Tonasket, United States

Destination

Tromsø Airport, Langnes (TOS / ENTC) Tromsø, Norway