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Cheap flights from Seattle to Salt Lake City from C$ 130

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SLC
15 Jul — 22 Jul1
1 adult

Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Salt Lake City are usually found in March or November, booked 20 days in advance, depart on a Friday or Saturday and return on a Thursday

Cheap flight deals from Seattle to Salt Lake City

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Salt Lake City (SLC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 July 2025.

Round-trip from

C$ 224

One-way from

C$ 130

Popular in

July

Cheapest in

March

Average price

C$ 432

Good round-trip deal

C$ 269 or less
Southwest
  • Southwest
  • 1/10-6/10
  • 2 total stops
  • 12h 50m total
  • Seattle to Salt Lake City
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Southwest
  • Southwest
  • 8/9
  • 1 total stop
  • 4h 55m total
  • Seattle to Salt Lake City
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Highest demand for flights based on searches. 16% potential increase in price (C$ 92 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 13 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Salt Lake City.
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Find flight deals from Seattle to Salt Lake City

Cheapest flights from Seattle to Salt Lake City
Explore the most affordable flight options available from Seattle to Salt Lake City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 July 2025.

Wed 1/1012:10 p.m.SEA - SLC
1 stop7h 20mSouthwest
Mon 6/108:20 p.m.SLC - SEA
1 stop5h 30mSouthwest
Deal found 8/7C$ 224
Tue 12/88:10 p.m.SEA - SLC
Nonstop2h 08mAlaska Airlines
Tue 26/88:43 p.m.SLC - SEA
Nonstop2h 22mAlaska Airlines
Deal found 8/7C$ 242
Mon 3/113:45 p.m.SEA - SLC
Nonstop2h 07mFrontier
Wed 19/111:42 p.m.SLC - SEA
1 stop10h 20mFrontier
Deal found 8/7C$ 244
Tue 19/85:50 p.m.SEA - SLC
1 stop15h 09mDelta
Sat 23/89:03 p.m.SLC - SEA
Nonstop2h 17mDelta
Deal found 8/7C$ 264

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to Salt Lake City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 10 July 2025.
Use the filters below to find and compare flights from Seattle to Salt Lake City that are best for you.

Fly from

Seattle

Fly to

Salt Lake City

Route

Depart

Return

Price

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Wed 1/10

12:10 p.m.-8:30 p.m.

1 stop7h 20m

Salt Lake City

Mon 6/10

8:20 p.m.-12:50 a.m.

1 stop5h 30m

C$ 224

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Tue 12/8

8:10 p.m.-11:18 p.m.

Nonstop2h 08m

Salt Lake City

Tue 26/8

8:43 p.m.-10:05 p.m.

Nonstop2h 22m

C$ 242

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Mon 3/11

3:45 p.m.-6:52 p.m.

Nonstop2h 07m

Salt Lake City

Wed 19/11

1:42 p.m.-11:02 p.m.

1 stop10h 20m

C$ 244

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Tue 19/8

5:50 p.m.-9:59 a.m.

1 stop15h 09m

Salt Lake City

Sat 23/8

9:03 p.m.-10:20 p.m.

Nonstop2h 17m

C$ 264

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Mon 8/9

6:00 a.m.-11:55 a.m.

1 stop4h 55m

C$ 130

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Tue 12/8

5:30 a.m.-8:30 a.m.

Nonstop2h 00m

C$ 149

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Wed 10/9

5:20 a.m.-10:01 a.m.

1 stop3h 41m

C$ 161

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Fri 12/9

5:02 a.m.-1:15 p.m.

1 stop7h 13m

C$ 163

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Tue 26/8

12:46 a.m.-4:05 p.m.

1 stop14h 19m

C$ 290

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/7

Best time to book a flight from Seattle to Salt Lake City

Have a flexible travel schedule? Discover the best time to fly to Salt Lake City from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Salt Lake City. Price data was last updated on 27 June 2025.

The price you pay for your flight from Seattle to Salt Lake City may vary depending on when you book. For the best chance of a lower fare, look to book 20 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 Seattle to Salt Lake City?

Currently, April is the cheapest month in which you can book a flight from Seattle to Salt Lake City (average of C$ 475). Flying from Seattle to Salt Lake City in December is currently the most expensive (average of C$ 587). 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 SEA to SLC?

Find hourly flight availability from Seattle to Salt Lake City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 July 2025.

It’s typically best to fly out from Seattle to Salt Lake City in the afternoon. Doing so could potentially save you 75% on the flight price compared to flying at noon, which is usually more expensive.

Weekly flight availability from Seattle to Salt Lake City

Explore weekly flight availability from Seattle to Salt Lake City. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 10 July 2025.

The most flights from SEA to SLC are scheduled on a Thursday (55 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (30 on average).

Reviews of airlines servicing Salt Lake City

Get insights into the airlines that provide service to Salt Lake City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Salt Lake City. Reviews last updated 10 July 2025.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta from Seattle to Salt Lake City. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Southwest
8.0
Very good
4,251 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,952 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,847 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Seattle to Salt Lake City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Seattle to Salt Lake City?

    Booking a flight from Seattle/Tacoma Intl (SEA) to Salt Lake City (SLC) is your only option if you wish to fly from Seattle to Salt Lake City. On a typical day, there are 44 flights from Seattle/Tacoma Intl to Salt Lake City, all of which are around 2h 00m for a nonstop flight. You can also purchase a plane ticket from 4 airlines when you book a flight from Seattle/Tacoma Intl to Salt Lake City.

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

    Flights from Seattle/Tacoma Intl to Salt Lake City have been viewed 117 times in the past calendar month.

  • What are the cheapest airlines flying from Seattle to Salt Lake City round-trip?

    Flying on Southwest is currently your cheapest option to Salt Lake City, with prices starting at C$ 224. Additional round-trip tickets that might be worth considering are offered by Alaska Airlines and Frontier, with the lowest prices starting at C$ 242 and C$ 244, respectively. Southwest is currently priced 32% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Seattle to Salt Lake City one-way?

    For one-way options, check prices for Southwest. According to our data, you can fly for as low as C$ 130. Users have also found prices from C$ 149 and C$ 161 on Delta and Alaska Airlines, respectively.

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

    Consider Horizon Air (100%), WestJet (88%) or Virgin Atlantic (88%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Salt Lake City.

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

    The cheapest flight price from Seattle to Salt Lake City is C$ 198. On average you can expect to pay C$ 1,251. The most popular route, (Seattle/Tacoma Intl - Salt Lake City), can usually be booked for C$ 720.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Salt Lake City 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 Seattle to Salt Lake City?

    Currently, April is the cheapest month in which you can book a flight from Seattle to Salt Lake City (average of C$ 475). Flying from Seattle to Salt Lake City in December is currently the most expensive (average of C$ 587). 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

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Top 4 airlines flying from Seattle to Salt Lake City

Discover the top 4 airlines that operate flights from Seattle to Salt Lake City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 10 July 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 93AverageC$ 184FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapestC$ 120AverageC$ 265FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 133AverageC$ 282FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Hawaiian AirlinesCheapestC$ 198AverageC$ 593FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights

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Need flexible booking options for your flight to Salt Lake City from Seattle? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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