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$88+ Cheap flights from Seattle to Salt Lake City (SEA - SLC)

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SLC
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Salt Lake City are usually found in March or November, booked 24 days in advance, depart on a Thursday or Friday and return on a Friday

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 September 11, 2025.

Round-trip from

$108
(Priceline)

One-way from

$88
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$217

Good round-trip deal

$170 or less

Good one-way deal

$135 or less
From Seattle/Tacoma Intl to Salt Lake City
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One-way flight from Seattle/Tacoma Intl to Salt Lake City
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Highest demand for flights based on searches. 16% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 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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Price to beat on a one-way 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 September 11, 2025.

This Priceline deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/174:11 pmSEA - SLC
Nonstop2h 07mFrontier
Mon 10/204:27 pmSLC - SEA
Nonstop2h 17mFrontier
Deal found 9/11$108
This Cheapflightsfares deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/54:36 pmSEA - SLC
Nonstop2h 09mFrontier
Sun 10/125:26 pmSLC - SEA
Nonstop2h 17mFrontier
Deal found 9/11$112
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/34:40 pmSEA - SLC
Nonstop2h 09mFrontier
Mon 10/69:45 pmSLC - SEA
1 stop15h 22mFrontier
Deal found 9/11$113
This Mytrip deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/36:12 amSEA - SLC
1 stop17h 02mFrontier
Sun 10/511:12 amSLC - SEA
Nonstop2h 13mFrontier
Deal found 9/10$116
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1112:58 pmSEA - SLC
1 stop8h 21mFrontier
Mon 11/1712:20 pmSLC - SEA
Nonstop2h 17mFrontier
Deal found 9/9$118
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/54:36 pmSEA - SLC
Nonstop2h 09mFrontier
Thu 10/96:30 amSLC - SEA
1 stop26h 03mFrontier
Deal found 9/11$121
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/295:00 pmSEA - SLC
1 stop4h 55mSouthwest
Wed 11/55:25 pmSLC - SEA
1 stop5h 25mSouthwest
Deal found 9/10$124
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/104:11 pmSEA - SLC
Nonstop2h 07mFrontier
Fri 10/1710:05 pmSLC - SEA
1 stop15h 02mFrontier
Deal found 9/11$128
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:17 pmSEA - SLC
2 stops17h 02mFrontier
Sun 11/212:20 pmSLC - SEA
Nonstop2h 17mFrontier
Deal found 9/9$129
This Kiwi.com deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1412:58 pmSEA - SLC
Nonstop2h 07mMultiple Airlines
Tue 11/1810:39 amSLC - SEA
1 stop7h 26mMultiple Airlines
Deal found 9/9$131
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/68:31 pmSEA - SLC
1 stop12h 57mFrontier
Mon 10/134:27 pmSLC - SEA
Nonstop2h 17mFrontier
Deal found 9/11$133
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/91:02 pmSEA - SLC
1 stop17h 30mFrontier
Mon 10/134:27 pmSLC - SEA
Nonstop2h 17mFrontier
Deal found 9/10$134

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 2,558,603 searches. Data last updated September 11, 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 10/29

5:00 pm-10:55 pm

1 stop4h 55m

Salt Lake City

Wed 11/5

5:45 am-11:55 am

2 stops7h 10m

$129

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Tue 10/21

6:15 am-12:15 pm

1 stop5h 00m

Salt Lake City

Sat 10/25

6:15 am-11:10 am

1 stop5h 55m

$173

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Wed 10/29

11:15 am-2:17 pm

Nonstop2h 02m

Salt Lake City

Wed 11/5

5:10 pm-6:24 pm

Nonstop2h 14m

$177

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Tue 11/11

11:22 am-2:29 pm

Nonstop2h 07m

Salt Lake City

Sat 11/15

2:01 pm-3:21 pm

Nonstop2h 20m

$177

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Sat 11/15

11:15 am-2:21 pm

Nonstop2h 06m

Salt Lake City

Tue 11/18

1:32 pm-2:54 pm

Nonstop2h 22m

$177

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Sat 11/15

11:15 am-2:21 pm

Nonstop2h 06m

Salt Lake City

Wed 11/19

1:32 pm-2:54 pm

Nonstop2h 22m

$177

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Tue 10/21

5:25 am-8:24 am

Nonstop1h 59m

Salt Lake City

Sat 10/25

11:30 am-12:47 pm

Nonstop2h 17m

$177

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Tue 10/21

6:15 am-12:15 pm

1 stop5h 00m

Salt Lake City

Fri 10/24

7:15 pm-10:45 pm

1 stop4h 30m

$178

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Thu 10/9

5:25 am-8:24 am

Nonstop1h 59m

Salt Lake City

Tue 10/14

9:05 pm-10:22 pm

Nonstop2h 17m

$197

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Wed 11/12

1:30 pm-4:38 pm

Nonstop2h 08m

Salt Lake City

Thu 11/20

7:45 am-9:19 am

Nonstop2h 34m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 20 results
1
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The best insider tips for Seattle to Salt Lake City flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Salt Lake City trip
Airports
SEA

Plan to arrive at SEA two hours before your flight. Use SEA Spot Saver for security appointments to reduce wait times.

Read more about SEAby Brandon Schultz
SLC

Use the TRAX light rail for a quick trip downtown from SLC. It's convenient and connects directly from the airport.

Read more about SLCby Ramsey Qubein
Our travel experts
Ramsey Qubein

Ramsey Qubein

Expert on SLC

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

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 August 29, 2025.

To ensure you get the cheapest price possible for a flight from Seattle to Salt Lake City, you should look to book at least 24 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, October is the cheapest month in which you can book a flight from Seattle to Salt Lake City (average of $277). Flying from Seattle to Salt Lake City in March is currently the most expensive (average of $417). 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 September 11, 2025.

It’s optimal to fly from Seattle to Salt Lake City in the afternoon. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Seattle to Salt Lake City?

Use this chart to determine the cheapest time to fly round-trip from Seattle to Salt Lake City. Price data was last updated on September 7, 2025.

Travelers seeking maximum savings on their Seattle to Salt Lake City flight should consider departing on Friday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 September 11, 2025.
See what other customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Seattle to Salt Lake City have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,960 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,723 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Spirit Airlines
6.3
Okay
8,023 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Frontier
5.8
Fair
3,177 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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?

    You will need to book a flight from Seattle/Tacoma Intl to Salt Lake City if you want to fly from Seattle to Salt Lake City. At least 5 different airlines have flights from Seattle/Tacoma Intl (SEA) to Salt Lake City (SLC) on a regular basis. There are 37 flights to Salt Lake City from the Seattle airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SEA to SLC to be around 1h 57m.

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

    The Seattle/Tacoma Intl to Salt Lake City flight path was viewed by 56 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 Seattle to Salt Lake City?

    For as low as $177, Southwest can have you in Salt Lake City from Seattle in 2h 02m. The distance between Seattle and Salt Lake City is about 687 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Flying on Frontier is currently your cheapest option to Salt Lake City, with prices starting at $41. Additional round-trip tickets that might be worth considering are offered by Spirit Airlines and Hawaiian Airlines, with the lowest prices starting at $51 and $98, respectively. Frontier is currently priced 83% below the average price you’ll pay for this route.

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

    Consider Aeromexico (91%), SkyWest Airlines (86%) or Virgin Atlantic (85%) 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 $88. On average you can expect to pay $558. The most popular route, (Seattle/Tacoma Intl - Salt Lake City), can usually be booked for $100.

  • 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, October is the cheapest month in which you can book a flight from Seattle to Salt Lake City (average of $277). Flying from Seattle to Salt Lake City in March is currently the most expensive (average of $417). 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

Traveling to a place near Salt Lake City?

Book flights to Salt Lake City if you plan to visit one of these locations
Bountiful
Midvale
Lehi
Farmington
Layton
Logan
West Valley City
Evanston
West Jordan
South Jordan
Draper
Sandy

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Top 5 airlines flying from Seattle to Salt Lake City

Discover the top 5 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 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$41Average$150FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$51Average$199FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$98Average$288FlexibilityNo cancel feeOn-time85%
DeltaCheapest$117Average$264FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$153Average$293FlexibilityNo cancel feeOn-time75%

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