Nonstop flights from Salt Lake City to Seattle

2 airlines fly this route, with up to 12 flights a day.

SLCSalt Lake City International

687 mi · 79 flights a week

SEASeattle-Tacoma International

SLCSEA

When they leave

Salt Lake City time

7:00a10:45pFirst departure 7:00 AM, last 10:45 PM

Four in the morning, 7:00 AM to 11:45 AM, then four in the afternoon, 1:10 PM to 3:40 PM, then four in the evening, 5:31 PM to 10:45 PM.

Every flight

Earliest first

7:00 AM→8:24 AMAlaska AirlinesEmbraer 175Daily
7:45 AM→8:57 AMDelta Air LinesBoeing 737-800Daily
10:32 AM→11:47 AMAlaska AirlinesBoeing 737 MAX 8Daily
11:45 AM→12:59 PMDelta Air LinesAirbus A321neoDaily
1:10 PM→2:21 PMAlaska AirlinesBoeing 737Daily
1:32 PM→2:50 PMDelta Air LinesAirbus A321neoDaily
3:31 PM→4:47 PMAlaska AirlinesBoeing 737Daily
3:40 PM→4:54 PMDelta Air LinesBoeing 737-800Daily
5:31 PM→6:44 PMDelta Air LinesBoeing 737Daily
6:04 PM→7:25 PMAlaska AirlinesEmbraer 175Mon, Tue, Wed, Thu, Sun
8:49 PM→10:05 PMDelta Air LinesAirbus A321neoDaily
10:45 PM→11:59 PMDelta Air LinesBoeing 737Mon, Thu, Fri, Sun

Schedules last checked Oct 7, 2026. Times are local.

Flying from Salt Lake City to Seattle

Delta Air Lines flies most often, 6 to 7 times a day on the Airbus A321neo, Boeing 737 and Boeing 737-800. Alaska Airlines flies 4 to 5 times a day on the Boeing 737, Embraer 175 and Boeing 737 MAX 8.

Flights run every day of the week, from 10 on Saturdays to 12 on Mondays, Thursdays and Sundays. The first arrival in Seattle is at 8:24 AM and the last at 11:59 PM. The flight covers 687 miles.

Flying back, Seattle to Salt Lake City has 79 nonstop flights a week.

Return flights

Seattle to Salt Lake CityView

Find the cheapest day to fly from Salt Lake City to Seattle.

Schedules as of Oct 9, 2026.