What’s the cost of a flight from Seattle to Trondheim?

Prices vary based on date, airline, and availability. Compare several options if you're flying between Seattle and Trondheim.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Are there alternative airports near Seattle and Trondheim?

The two cities are about 7020 km apart. Looking beyond the main airport might reveal better options.

• Airports in Seattle: There are 2 airports in Seattle - Boeing Field, Lake Union.
• Airports in Trondheim: Only Trondheim - Vaernes is active at the moment.

Many smaller airports are connected by direct buses or shuttles, often at low cost. If Trondheim has more than one airport, you can pick the most convenient for your destination.

Find the best flight from Seattle to Trondheim

With Jetcost, you can filter results by flight time, airline, price range, and layovers. Choose direct or connecting flights, round-trip or one-way, and compare offers from the best airlines and travel agencies.

Other popular destinations

Searching for flights to Norway? Travelers also looked at: Aalesund, Bergen, Oslo, Tromso, Trondheim.

Use filters to exclude options that don’t match your budget or travel preferences and personalize your search for Seattle – Trondheim flights.