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Cheap flights from Seattle to Salt Lake City from C$ 123

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SLC
4 May — 11 May1
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 Thursday and return on a Wednesday

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 29 April 2025.

Round-trip from

C$ 238

One-way from

C$ 123

Popular in

July

Cheapest in

March

Average price

C$ 370

Good round-trip deal

C$ 575 or less

Good one-way deal

C$ 178 or less
Alaska Airlines
  • Alaska Airlines
  • 28/5-28/5
  • Nonstop
  • 4h 20m total
  • Seattle to Salt Lake City
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Delta
  • Delta
  • 27/5
  • Nonstop
  • 2h 04m total
  • Seattle to Salt Lake City
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Highest demand for flights based on searches. 10% potential increase in price (C$ 54 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease (C$ 7 potential savings vs. average RT price).
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Average for round-trip flights in April 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 29 April 2025.

Wed 28/53:35 p.m.SEA - SLC
Nonstop2h 04mAlaska Airlines
Wed 28/58:33 p.m.SLC - SEA
Nonstop2h 16mAlaska Airlines
Deal found 28/4C$ 238
Wed 21/57:10 a.m.SEA - SLC
Nonstop2h 05mDelta
Tue 27/510:45 p.m.SLC - SEA
Nonstop2h 14mDelta
Deal found 29/4C$ 245
Sat 17/56:00 a.m.SEA - SLC
1 stop12h 19mSpirit Airlines
Tue 20/58:14 p.m.SLC - SEA
1 stop4h 56mSpirit Airlines
Deal found 28/4C$ 248
Tue 10/66:35 a.m.SEA - SLC
1 stop8h 40mSouthwest
Wed 11/68:00 p.m.SLC - SEA
1 stop5h 30mSouthwest
Deal found 28/4C$ 280
Wed 21/57:17 p.m.SEA - SLC
Nonstop2h 02mHawaiian Airlines
Sat 24/53:37 p.m.SLC - SEA
Nonstop2h 12mHawaiian Airlines
Deal found 28/4C$ 287
Thu 29/512:35 p.m.SEA - SLC
2 stops9h 10mUnited Airlines
Sat 31/512:15 p.m.SLC - SEA
2 stops9h 56mUnited Airlines
Deal found 28/4C$ 425

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 29 April 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 28/5

3:35 p.m.-6:39 p.m.

Nonstop2h 04m

Salt Lake City

Wed 28/5

8:33 p.m.-9:49 p.m.

Nonstop2h 16m

C$ 238

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Wed 21/5

7:10 a.m.-10:15 a.m.

Nonstop2h 05m

Salt Lake City

Tue 27/5

10:45 p.m.-11:59 p.m.

Nonstop2h 14m

C$ 245

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Sat 17/5

6:00 a.m.-7:19 p.m.

1 stop12h 19m

Salt Lake City

Tue 20/5

8:14 p.m.-12:10 a.m.

1 stop4h 56m

C$ 248

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Tue 10/6

6:35 a.m.-4:15 p.m.

1 stop8h 40m

Salt Lake City

Wed 11/6

8:00 p.m.-12:30 a.m.

1 stop5h 30m

C$ 280

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Wed 21/5

7:17 p.m.-10:19 p.m.

Nonstop2h 02m

Salt Lake City

Sat 24/5

3:37 p.m.-4:49 p.m.

Nonstop2h 12m

C$ 287

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Thu 29/5

12:35 p.m.-10:45 p.m.

2 stops9h 10m

Salt Lake City

Sat 31/5

12:15 p.m.-9:11 p.m.

2 stops9h 56m

C$ 425

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Tue 27/5

5:30 a.m.-8:34 a.m.

Nonstop2h 04m

C$ 123

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Thu 22/5

7:17 p.m.-10:19 p.m.

Nonstop2h 02m

C$ 151

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Thu 29/5

6:00 a.m.-3:09 p.m.

1 stop8h 09m

C$ 164

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Mon 26/5

9:45 a.m.-5:48 p.m.

1 stop7h 03m

C$ 165

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/4

Showing 1-10 of 11 results
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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 25 April 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 29 April 2025.

It’s typically best to fly out from Seattle to Salt Lake City in the afternoon. Doing so could potentially save you 73% 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 29 April 2025.

The most flights from SEA to SLC are scheduled on a Thursday (49 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (37 on average).

Rainfall in Salt Lake City by month

Plan your trip to Salt Lake City by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Salt Lake City ranges from 15.0 - 51.0 mm per month. April is typically the wettest month, when rainfall can reach 51.0 mm. July is typically the driest time to visit Salt Lake City when rainfall is around 15.0 mm.

Temperature in Salt Lake City by month

Plan your trip to Salt Lake City by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Salt Lake City, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 26.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

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 29 April 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta 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
9,949 reviews
Check prices

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

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
9,949 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

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
4,292 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

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
7,929 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,402 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,949 reviews
Check prices

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Overall

8.0

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 07m for a nonstop flight. You can also purchase a plane ticket from 3 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 114 times in the past calendar month.

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

    Flying on Alaska Airlines is currently your cheapest option to Salt Lake City, with prices starting at C$ 238. Additional round-trip tickets that might be worth considering are offered by Delta and Spirit Airlines, with the lowest prices starting at C$ 245 and C$ 248, respectively. Alaska Airlines is currently priced 28% 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 Delta. According to our data, you can fly for as low as C$ 123. Users have also found prices from C$ 151 and C$ 164 on Hawaiian Airlines and Alaska Airlines, respectively.

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

    Consider Frontier (100%), LATAM Airlines (100%) or Air France (96%) 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$ 178. On average you can expect to pay C$ 774. The most popular route, (Seattle/Tacoma Intl - Salt Lake City), can usually be booked for C$ 442.

  • 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 3 airlines flying from Seattle to Salt Lake City

Discover the top 3 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 29 April 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 94AverageC$ 166FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapestC$ 122AverageC$ 272FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 135AverageC$ 355FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

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Can Cheapflights find flights from Seattle to Salt Lake City with no change fees?

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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Of course! You can now track prices for flights from Seattle to Salt Lake City and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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