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Cheap flights from Seattle to Salt Lake City from C$ 122

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 16/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SLC
17 Jun — 24 Jun1
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 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 12 June 2025.

Round-trip from

C$ 242

One-way from

C$ 122

Popular in

June

Cheapest in

March

Average price

C$ 435

Good round-trip deal

C$ 195 or less

Good one-way deal

C$ 196 or less
Delta
  • Delta
  • 12/8-19/8
  • Nonstop
  • 4h 16m total
  • Seattle to Salt Lake City
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Delta
  • Delta
  • 16/8
  • Nonstop
  • 2h 00m total
  • Seattle to Salt Lake City
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Highest demand for flights based on searches. 15% potential increase in price (C$ 85 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 14 potential savings vs. average RT price).
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Average for round-trip flights in June 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 12 June 2025.

Tue 12/85:30 a.m.SEA - SLC
Nonstop2h 00mDelta
Tue 19/88:59 p.m.SLC - SEA
Nonstop2h 16mDelta
Deal found 12/6C$ 242
Thu 7/85:15 a.m.SEA - SLC
1 stop8h 20mSouthwest
Mon 11/86:30 p.m.SLC - SEA
1 stop5h 35mSouthwest
Deal found 11/6C$ 276
Tue 12/89:58 a.m.SEA - SLC
1 stop8h 15mAlaska Airlines
Wed 20/87:48 p.m.SLC - SEA
1 stop3h 41mAlaska Airlines
Deal found 12/6C$ 282
Wed 24/96:40 p.m.SEA - SLC
Nonstop2h 09mHawaiian Airlines
Thu 25/98:30 a.m.SLC - SEA
1 stop6h 56mHawaiian Airlines
Deal found 11/6C$ 310
Thu 17/73:11 p.m.SEA - SLC
1 stop24h 27mFrontier
Sun 20/77:44 p.m.SLC - SEA
1 stop19h 22mFrontier
Deal found 11/6C$ 334
Sat 11/103:35 p.m.SEA - SLC
1 stop6h 03mUnited Airlines
Mon 13/104:44 p.m.SLC - SEA
1 stop7h 31mUnited Airlines
Deal found 9/6C$ 339

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 12 June 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

Tue 12/8

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

Nonstop2h 00m

Salt Lake City

Tue 19/8

8:59 p.m.-10:15 p.m.

Nonstop2h 16m

C$ 242

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Thu 7/8

5:15 a.m.-2:35 p.m.

1 stop8h 20m

Salt Lake City

Mon 11/8

6:30 p.m.-11:05 p.m.

1 stop5h 35m

C$ 276

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Tue 12/8

9:58 a.m.-7:13 p.m.

1 stop8h 15m

Salt Lake City

Sat 16/8

7:50 p.m.-10:59 p.m.

1 stop4h 09m

C$ 282

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Wed 24/9

6:40 p.m.-9:49 p.m.

Nonstop2h 09m

Salt Lake City

Thu 25/9

8:30 a.m.-2:26 p.m.

1 stop6h 56m

C$ 310

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Thu 17/7

3:11 p.m.-4:38 p.m.

1 stop24h 27m

Salt Lake City

Sun 20/7

7:44 p.m.-2:06 p.m.

1 stop19h 22m

C$ 334

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Sat 11/10

3:35 p.m.-10:38 p.m.

1 stop6h 03m

Salt Lake City

Mon 13/10

4:44 p.m.-11:15 p.m.

1 stop7h 31m

C$ 339

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Sat 16/8

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

Nonstop2h 00m

C$ 122

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Wed 13/8

9:58 a.m.-7:13 p.m.

1 stop8h 15m

C$ 134

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Wed 10/9

2:25 p.m.-11:20 p.m.

1 stop7h 55m

C$ 135

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Fri 15/8

5:10 a.m.-11:04 a.m.

1 stop4h 54m

C$ 211

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 12 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 9 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 12 June 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 12 June 2025.

The most flights from SEA to SLC are scheduled on a Wednesday (52 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (12 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 12 June 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
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

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
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

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
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

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
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

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 25 flights from Seattle/Tacoma Intl to Salt Lake City, all of which are around 2h 03m 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 113 times in the past calendar month.

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

    Flying on Delta is currently your cheapest option to Salt Lake City, with prices starting at C$ 242. Additional round-trip tickets that might be worth considering are offered by Southwest and Alaska Airlines, with the lowest prices starting at C$ 276 and C$ 282, respectively. Delta is currently priced 27% 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$ 122. Users have also found prices from C$ 134 and C$ 135 on Alaska Airlines and Southwest, respectively.

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

    Consider Horizon Air (100%), Aeromexico (94%) or Virgin Atlantic (93%) 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$ 141. On average you can expect to pay C$ 257. The most popular route, (Seattle/Tacoma Intl - Salt Lake City), can usually be booked for C$ 366.

  • 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 12 June 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapestC$ 93AverageC$ 176FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapestC$ 120AverageC$ 265FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 133AverageC$ 350FlexibilityNo cancel feeOn-time75%
Search Alaska 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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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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