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$61+ 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 4/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SLC
Mar 26 — Apr 21
Wed 3/26
Wed 4/2
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Salt Lake City are usually found in November or October, booked 10 days in advance, depart on a Thursday or Friday 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 March 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$121
(Mytrip)

One-way from

$61
(Mytrip)

Popular in

June

Cheapest in

November

Average price

$217

Good round-trip deal

$186 or less

Good one-way deal

$109 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Salt Lake City flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Salt Lake City flights.
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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. 9% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 21, 2025.

This Mytrip deal was found by Cheapflights users on 3/20. 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.
Thu 5/18:56 pmSEA - SLC
1 stop15h 33mSpirit Airlines
Mon 5/52:36 pmSLC - SEA
1 stop21h 59mSpirit Airlines
Deal found 3/20$121
This Frontier deal was found by Cheapflights users on 3/20. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/74:31 pmSEA - SLC
Nonstop2h 05mFrontier
Sat 6/142:13 pmSLC - SEA
Nonstop2h 18mFrontier
Deal found 3/20$138
This CheapOair deal was found by Cheapflights users on 3/20. 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.
Sat 5/244:29 pmSEA - SLC
Nonstop2h 07mMultiple Airlines
Sat 5/318:14 pmSLC - SEA
1 stop4h 56mMultiple Airlines
Deal found 3/20$148
This Delta deal was found by Cheapflights users on 3/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/199:45 pmSEA - SLC
Nonstop2h 06mDelta
Tue 4/2210:45 pmSLC - SEA
Nonstop2h 17mDelta
Deal found 3/20$177
This Alaska Airlines deal was found by Cheapflights users on 3/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/194:59 pmSEA - SLC
Nonstop2h 03mAlaska Airlines
Wed 4/231:55 pmSLC - SEA
1 stop6h 04mAlaska Airlines
Deal found 3/20$187
This Hawaiian Airlines deal was found by Cheapflights users on 3/21. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/151:55 pmSEA - SLC
Nonstop1h 59mHawaiian Airlines
Fri 4/188:20 amSLC - SEA
1 stop5h 28mHawaiian Airlines
Deal found 3/21$207
This Southwest deal was found by Cheapflights users on 3/21. 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 4/3011:30 amSEA - SLC
1 stop6h 35mSouthwest
Fri 5/24:50 pmSLC - SEA
2 stops7h 35mSouthwest
Deal found 3/21$222
This United Airlines deal was found by Cheapflights users on 3/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/113:35 pmSEA - SLC
1 stop5h 40mUnited Airlines
Mon 4/142:35 pmSLC - SEA
1 stop7h 27mUnited Airlines
Deal found 3/20$237

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 March 21, 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

Thu 5/1

8:56 pm-1:29 pm

1 stop15h 33m

Salt Lake City

Mon 5/5

2:36 pm-11:35 am

1 stop21h 59m

$121

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Sat 6/7

4:31 pm-7:36 pm

Nonstop2h 05m

Salt Lake City

Sat 6/14

2:13 pm-3:31 pm

Nonstop2h 18m

$138

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Sat 5/24

4:29 pm-7:36 pm

Nonstop2h 07m

Salt Lake City

Sat 5/31

8:14 pm-12:10 am

1 stop4h 56m

$148

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Sat 4/19

9:45 pm-12:51 am

Nonstop2h 06m

Salt Lake City

Tue 4/22

10:45 pm-12:02 am

Nonstop2h 17m

$177

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Sat 4/19

4:59 pm-8:02 pm

Nonstop2h 03m

Salt Lake City

Wed 4/23

1:55 pm-6:59 pm

1 stop6h 04m

$187

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Tue 4/15

1:55 pm-4:54 pm

Nonstop1h 59m

Salt Lake City

Fri 4/18

8:20 am-12:48 pm

1 stop5h 28m

$207

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Wed 4/30

11:30 am-7:05 pm

1 stop6h 35m

Salt Lake City

Fri 5/2

4:50 pm-11:25 pm

2 stops7h 35m

$222

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Fri 4/11

3:35 pm-10:15 pm

1 stop5h 40m

Salt Lake City

Mon 4/14

2:35 pm-9:02 pm

1 stop7h 27m

$237

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Wed 4/16

12:30 pm-1:29 pm

1 stop23h 59m

$61

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

Sun 4/20

10:25 am-1:30 pm

Nonstop2h 05m

$79

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 17 results
1
2

Compare providers for flights from Seattle to Salt Lake City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Salt Lake City in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*2 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapOairPrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Salt Lake City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Salt Lake City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Salt Lake City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Salt Lake City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Salt Lake City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

Use SEA Spot Saver for free security appointments. Book online early to reduce wait times and ensure a smooth departure.

Read more about SEAby Brandon Schultz
SLC

Take the TRAX light rail from SLC for a quick, convenient ride downtown. The shuttle bus connects the terminal to the station.

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 March 14, 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 10 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 March 21, 2025.

It’s optimal to fly from Seattle to Salt Lake City in the afternoon. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight in the morning.

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 March 16, 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. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 March 21, 2025.

The most flights from SEA to SLC are scheduled on a Thursday (37 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (28 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 0.6 - 2.0 inches per month. April is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Salt Lake City when rainfall is around 0.6 in.

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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 March 21, 2025.
Get a feel of what it's like to fly with Southwest, Alaska Airlines and Delta from Seattle to Salt Lake City by reading reviews from past customers. 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.
Southwest
8.1
Very good
4,278 reviews

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,278 reviews
Southwest
8.1
Very good
4,278 reviews

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,759 reviews
Southwest
8.1
Very good
4,278 reviews

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,895 reviews
Southwest
8.1
Very good
4,278 reviews

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Hawaiian Airlines
7.9
Good
2,325 reviews
Southwest
8.1
Very good
4,278 reviews

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,605 reviews
Southwest
8.1
Very good
4,278 reviews

Entertainment

7.6

Crew

8.7

Food

7.1

Comfort

8.1

Boarding

8.2

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 33 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 59 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    Flying on Spirit Airlines is currently your cheapest option to Salt Lake City, with prices starting at $121. Additional round-trip tickets that might be worth considering are offered by Frontier and Delta, with the lowest prices starting at $138 and $177, respectively. Spirit Airlines is currently priced 49% 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?

    $61 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and Hawaiian Airlines, with prices starting from $79 and $89, respectively.

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

    Consider Frontier (100%), LATAM Airlines (100%) or Aeromexico (95%) 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 $49. On average you can expect to pay $858. The most popular route, (Seattle/Tacoma Intl - Salt Lake City), can usually be booked for $121.

  • 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 Seattle?

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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 March 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$38Average$146FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$97Average$188FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$98Average$257FlexibilityNo cancel feeOn-time85%
DeltaCheapest$134Average$268FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$154Average$279FlexibilityNo cancel feeOn-time75%
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