$329 Cheap flight deals from Seattle (SEA) to Trondheim (TRD)

Orbitz is the number one travel site for finding guaranteed low prices on Seattle to Trondheim flights. Not only do we have discount tickets on domestic and international tickets but our cutting-edge mobile tools keep you informed on the go.

Find Low Prices in One Place

Booking a trip from Seattle to Trondheim has never been easier. Not only will you find great deals on flights, we offer bargains on cruises, car rentals, top-notch hotels, and more. You can also research and add local activities in Trondheim to your flight or hotel reservation to keep the kids happy and active.

Flight Booking, Alerts, and More on Your Mobile Device

Use our mobile app for your iPhone, iPad, or Android phone—or our mobile website m.orbitz.com—to find bargains on flights from Seattle to Trondheim wherever you are. Book your cheap Seattle to Trondheim flights and a hotel room too—even at the last minute. Orbitz also makes your life easier with free alerts that are sent to your mobile phone or email about delays to your upcoming flights from Seattle to Trondheim.

Don’t Miss out on Miles

Accumulate frequent flyer miles or points on your Seattle to Trondheim flights. It’s as simple as entering your frequent flyer number when you’re making your flight reservation on Orbitz to rack up miles on qualified flights from Seattle to Trondheim. You can save your frequent flyer numbers in your Orbitz account to save time during your next flight booking.