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Cheap flights from Salt Lake City to Seattle from C$ 133

SLC — SEA
24 Nov — 1 Dec1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Salt Lake City to Seattle/Tacoma Intl are usually found in February or January, booked 61 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Salt Lake City to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Salt Lake City to Seattle

Tue 1/121:20 p.m. -
Nonstop2h 23m
Sat 5/125:30 a.m. -
Nonstop2h 04m
Deal found 21/10C$ 360
Mon 9/117:06 p.m. -
1 stop16h 47m
Tue 10/112:43 p.m. -
Nonstop2h 01m
Deal found 22/10C$ 361
Thu 12/117:06 p.m. -
1 stop20h 39m
Fri 13/115:47 p.m. -
Nonstop2h 08m
Deal found 22/10C$ 371
Sat 5/129:22 p.m. -
Nonstop2h 30m
Mon 7/125:30 a.m. -
Nonstop2h 04m
Deal found 20/10C$ 374
Fri 20/1111:08 a.m. -
Nonstop2h 21m
Tue 24/117:05 a.m. -
Nonstop2h 07m
Deal found 21/10C$ 375
Thu 3/1211:05 a.m. -
1 stop5h 55m
Mon 7/122:05 p.m. -
1 stop7h 05m
Deal found 22/10C$ 378
Thu 26/1112:00 p.m. -
1 stop7h 45m
Tue 1/126:10 a.m. -
1 stop4h 50m
Deal found 20/10C$ 384
Sat 14/1111:45 a.m. -
1 stop5h 20m
Thu 19/119:25 a.m. -
1 stop8h 25m
Deal found 22/10C$ 386
Mon 23/117:45 a.m. -
Nonstop2h 22m
Fri 27/115:35 a.m. -
Nonstop2h 05m
Deal found 21/10C$ 388
Thu 17/122:20 p.m. -
1 stop6h 45m
Sun 10/15:40 a.m. -
1 stop5h 15m
Deal found 20/10C$ 398
Mon 23/115:55 p.m. -
1 stop7h 50m
Mon 30/118:40 p.m. -
1 stop11h 10m
Deal found 20/10C$ 399

Find flight deals from Salt Lake City to Seattle

Round-trip from

C$ 322

One-way from

C$ 133

Popular in

July

Cheapest in

February

Average price

C$ 431

Good one-way deal

C$ 537 or less
Alaska Airlines
  • Alaska Airlines
  • 26/1-27/1
  • 1 total stop
  • 23h 13m total
  • Salt Lake City to Seattle
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Frontier
  • Frontier
  • 7/12-31/12
  • 1 total stop
  • 5h 40m total
  • Salt Lake City to Seattle
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Highest demand for flights based on searches. 22% potential increase in price (C$ 148 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 16 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Price to beat on a one-way flight from Salt Lake City to Seattle/Tacoma Intl.
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Salt Lake City to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Thu 3/12

4:10 p.m.-8:55 p.m.

1 stop5h 45m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 189

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Fri 27/11

6:00 a.m.-12:20 p.m.

1 stop7h 20m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 209

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Sat 5/12

9:22 p.m.-10:52 p.m.

Nonstop2h 30m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 223

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Mon 7/12

7:20 p.m.-8:59 p.m.

Nonstop2h 39m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 237
Quickest round-trip

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Thu 26/11

7:45 a.m.-9:07 a.m.

Nonstop2h 22m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 237

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Mon 21/12

8:28 p.m.-10:00 p.m.

Nonstop2h 32m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 237

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Fri 27/11

9:20 p.m.-10:44 p.m.

Nonstop2h 24m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 237

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Thu 26/11

9:30 a.m.-2:39 p.m.

1 stop6h 09m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 279

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Wed 30/12

10:45 p.m.-12:15 a.m.

Nonstop2h 30m

Seattle/Tacoma Intl

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 279

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Thu 24/12

8:28 p.m.-10:00 p.m.

Nonstop2h 32m

Seattle/Tacoma Intl

Fri 1/1

6:40 p.m.-9:48 p.m.

Nonstop2h 08m

C$ 388

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/10

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight from Salt Lake City to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Salt Lake City with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Salt Lake City to Seattle

How far ahead should I book a flight from Salt Lake City to Seattle?

The price you pay for your flight from Salt Lake City to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 60 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Salt Lake City to Seattle?

Currently, February is the cheapest month in which you can book a flight from Salt Lake City to Seattle (average of C$ 244). Flying from Salt Lake City to Seattle in July is currently the most expensive (average of C$ 476). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SLC to SEA?

Unlike at noon, when flights are generally more expensive, you can save up to 22% on flights from Salt Lake City to Seattle by exploring options for tickets in the morning.

How much does it cost to fly round-trip from Salt Lake City to Seattle?

Airfare is typical for this route at the moment.

Salt Lake City to Seattle flights typically cost between C$ 288 and C$ 514 in January.
The cheapest round-trip price found within the last 5 days was C$ 322 on Alaska Airlines (26 Jan-27 Jan).

Related info for your journey

  • How popular is this Salt Lake City to Seattle flight route?

    This flight path from Salt Lake City to Seattle/Tacoma Intl was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Salt Lake City to Seattle?

    Alaska Airlines, United Airlines, and Southwest can get you from Salt Lake City to Seattle in just under 2h 32m. Your travel time can differ by up to 5h 34m. There are 1106 km between Salt Lake City and Seattle. This flight may include one or multiple stops.

  • What are the most reliable airlines from Salt Lake City to Seattle?

    Before booking your flight to Seattle from Salt Lake City, check out the most reliable airlines to get you to your destination on time: Cathay Pacific (96%), Delta (86%), Aeromexico( 85%).

  • What are the cheapest flights from Salt Lake City to Seattle?

    While on average a flight from Salt Lake City to Seattle is generally C$ 731, our data shows the cheapest flight currently is C$ 297. When looking at the most popular route, (Salt Lake City - Seattle/Tacoma Intl), you can expect to pay C$ 555 for that flight.

  • Can I find deals for flights from Salt Lake City to Seattle that include hotel bookings?

    Yes. In addition to deals on Salt Lake City to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Salt Lake City to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Salt Lake City to Seattle.

  • Can I find deals for business class flights from Salt Lake City to Seattle?

    Yes. Cheapflights offers flight deals from Salt Lake City to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Salt Lake City to Seattle?

    Currently, February is the cheapest month in which you can book a flight from Salt Lake City to Seattle (average of C$ 244). Flying from Salt Lake City to Seattle in July is currently the most expensive (average of C$ 476). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Kent
Tukwila
Mukilteo
Ellensburg
Renton
Lynnwood
Cashmere
Tacoma
Marysville
Federal Way
Kirkland
Leavenworth

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