Cheap Flights from Seattle to Trondheim
No deal from Seattle to Trondheim has cleared our price bar yet. What we have seen on the route is below.
Across 4 months of observations from Seattle to Trondheim, the lowest round-trip fare we recorded was $415, in August. The typical fare was $584. August was the cheapest month we saw and July the dearest.
The most recent price we saw on this route was $601 on Delta and KLM, seen Oct 17. It is an unverified observation and may have changed.
See every deal <a href="/from/seattle">from Seattle</a>, <a href="/to/trondheim">to Trondheim</a>, or the return direction <a href="/from/trondheim/to/seattle">Trondheim to Seattle</a>.
Latest price we saw: Seattle to Trondheim
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Seattle (SEA) to Trondheim (TRD) | $601 | 6.9¢ | Nov 16 – Nov 23 | Delta and KLM | Oct 17 | Check price |
Price history: Seattle to Trondheim
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $600 | $601 | 16 |
| Sep 2026 | $558 | $607 | 36 |
| Aug 2026 | $415 | $497 | 49 |
| Jul 2026 | $630 | $630 | 1 |
Frequently asked questions
How many flight deals from Seattle to Trondheim are on Sparkflights right now?
There are 0 verified deals from Seattle to Trondheim on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Seattle to Trondheim?
The lowest fare we've recorded from Seattle to Trondheim is $415, based on 102 price observations over 4 months.
How much does a flight from Seattle to Trondheim cost?
The typical round-trip fare we observed from Seattle to Trondheim is $584, against a recorded low of $415. These are observations, not quotes.
When is the cheapest month to fly Seattle to Trondheim?
August was the cheapest month we observed from Seattle to Trondheim and July the dearest, over 4 months of data.
What is the current price from Seattle to Trondheim?
The most recent fare our sweep saw from Seattle to Trondheim is $601, on Oct 17. It is an unverified observation rather than a verified deal, so check it before booking.