Salt Lake City to Seattle flights

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Lowest observed

€70

Average observed

€141

Cheapest month

December 2026

Last checked

12 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €70

Below average

14 Dec 2026

1 stop · One way

Cheapest observed day · Last checked: 8 Oct 2026

When to fly

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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

Prices are for observed departure and return date pairs. No data does not mean no flights.

Lowest observed: €70, departing 14 Dec 2026 (Last checked: 8 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 51Check live prices for this route
Airlines seen: Delta Air Lines, Southwest Airlines, Alaska Airlines, American Airlines, Frontier Airlines, United Airlines
Reported fastest flight: 2h 15m
Non-stop: Yes

Short answer

We have seen Delta Air Lines fares from Salt Lake City to Seattle, non-stop. The lowest fare our own searches returned is €70, seen on 8 Oct 2026. The average across the fares we caught is €141. December 2026 is the cheapest month in our observations, at €70. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare.

About this route

Explore the fares we observed from Salt Lake City to Seattle. Prices move often, so pick your dates to see the latest options.

Route distance: 1,126 km
Reported fastest flight: 2h 15m
Airlines seen: Delta Air Lines, Southwest Airlines, Alaska Airlines, American Airlines, Frontier Airlines, United Airlines
Alternative airports: BFI

Route-level information; individual journeys vary.
Published schedules report non-stop service with Delta Air Lines, Southwest Airlines. Check current timetables.

A clearer picture of your fare

Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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How our prices work

Airport to city: straight-line distance

Salt Lake City International Airport (SLC) → Salt Lake City, city gazetteer reference point (40.7608, -111.8910): ≈ 8 km.
King County International Airport - Boeing Field (BFI) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 9 km.
Seattle–Tacoma International Airport (SEA) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 18 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Lowest fare by departure month

Cheapest month from Salt Lake City to Seattle: October 2026, from €89 (checked 8 Oct 2026).

Lowest fare by departure month
Month	Lowest fare	Priced days
October 2026	€89	19
November 2026	€101	30

Lowest fare by day of the week

Cheapest day of the week from Salt Lake City to Seattle: Monday, from €70 (checked 8 Oct 2026).

Lowest fare by day of the week
Day	Lowest fare	Priced days
Monday	€70	8
Tuesday	€101	7
Wednesday	€101	7
Thursday	€116	7
Friday	€89	7
Saturday	€101	7
Sunday	€126	8

One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.

Lowest fare by days before departure

Lowest fare from Salt Lake City to Seattle by days until departure (8 to 30 days): €89 (checked 8 Oct 2026).

Lowest fare by days before departure
Days before departure	Lowest fare	Priced days
0 to 7 days	€140	8
8 to 30 days	€89	23
31 to 60 days	€101	18

One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.

Fares for different departure dates, checked now; not a guide to when to book.

Frequently asked

How much is a flight from Salt Lake City to Seattle?

The lowest fare we have observed is €70, found on 8 Oct 2026. Prices move, so read it as a floor rather than a quote.

When is the cheapest month to fly from Salt Lake City to Seattle?

Cheapest month from Salt Lake City to Seattle: October 2026, from €89 (checked 8 Oct 2026).

Are there direct flights from Salt Lake City to Seattle?

Yes. We have seen non-stop flights on this route, flown by Delta Air Lines, Southwest Airlines.

Which airlines fly from Salt Lake City to Seattle?

These are the carriers we have seen on the route: Delta Air Lines, Southwest Airlines, Alaska Airlines, American Airlines, Frontier Airlines, United Airlines.

How long does the flight from Salt Lake City to Seattle take?

The average journey time across the 68 fares we observed is 9h 51m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How many of the observed Salt Lake City to Seattle fares were non-stop?

26 of the 92 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.

Which day of the week is cheapest from Salt Lake City to Seattle?

Cheapest day of the week from Salt Lake City to Seattle: Monday, from €70 (checked 8 Oct 2026).

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide