Salt Lake City International (SLC) to Seattle-Tacoma International (SEA).
| Departure | Return | Price |
|---|---|---|
| 06/02/2026 | 06/09/2026 | $190 |
| 06/02/2026 | 06/10/2026 | $190 |
| 06/09/2026 | 06/16/2026 | $190 |
| 06/09/2026 | 06/17/2026 | $190 |
| 06/10/2026 | 06/16/2026 | $190 |
| 06/10/2026 | 06/17/2026 | $190 |
| 06/16/2026 | 06/24/2026 | $190 |
| 06/17/2026 | 06/24/2026 | $190 |
| 06/23/2026 | 06/30/2026 | $190 |
| 06/24/2026 | 06/30/2026 | $190 |
Based on current fares, August is the cheapest month to fly from Salt Lake City to Seattle, with average fares around $204 round trip (as low as $190).
May tends to be more expensive, averaging $248.
See the full month-by-month and day-of-week price analysis
Best Time to Fly SLC → SEADeparture date prices (economy, round trip). Green = cheap, red = expensive.
The cheapest month to fly from Salt Lake City to Seattle is August, with average round-trip fares around $204. Fares in August start as low as $190. The most expensive month is May, averaging $248.
A nonstop flight from Salt Lake City to Seattle takes approximately 2h.
The cheapest flight from Salt Lake City to Seattle currently starts at $190 round trip in economy class.
The average round-trip flight price from Salt Lake City to Seattle is $234 in economy class.
The distance is 689 miles (1109 km). with a nonstop flight time of about 2h. The lowest fare currently available is $190 departing in June. The average round-trip fare is $234.
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