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Salt Lake City

$69+ 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 1/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SLC
ene. 14 — ene. 211
mié. 1/14
mié. 1/21
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Salt Lake City are usually found in March or September, booked 43 days in advance, depart on a Friday or Thursday and return on a Friday

Cheap 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 diciembre 15, 2025.

This Frontier deal was found by Cheapflights users on 12/15. 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.
mar. 12/301:25 pmSEA - SLC
Nonstop2h 13mFrontier
lun. 1/512:32 pmSLC - SEA
Nonstop2h 22mFrontier
Deal found 12/15$164
This Frontier deal was found by Cheapflights users on 12/15. 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.
sáb. 12/272:54 pmSEA - SLC
1 stop8h 13mFrontier
lun. 1/512:32 pmSLC - SEA
Nonstop2h 22mFrontier
Deal found 12/15$180
This Frontier deal was found by Cheapflights users on 12/15. 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.
dom. 12/281:25 pmSEA - SLC
Nonstop2h 13mFrontier
lun. 1/512:32 pmSLC - SEA
Nonstop2h 22mFrontier
Deal found 12/15$188
This Expedia deal was found by Cheapflights users on 12/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/301:25 pmSEA - SLC
Nonstop2h 13mMultiple Airlines
mar. 1/65:30 amSLC - SEA
Nonstop2h 30mMultiple Airlines
Deal found 12/15$199
This Expedia deal was found by Cheapflights users on 12/13. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/301:25 pmSEA - SLC
Nonstop2h 13mMultiple Airlines
sáb. 1/105:45 pmSLC - SEA
Nonstop2h 20mMultiple Airlines
Deal found 12/13$214
This Frontier deal was found by Cheapflights users on 12/14. 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.
lun. 12/291:25 pmSEA - SLC
Nonstop2h 13mFrontier
jue. 1/89:15 amSLC - SEA
1 stop9h 22mFrontier
Deal found 12/14$216
This Kiwi.com deal was found by Cheapflights users on 12/13. 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.
mar. 12/301:25 pmSEA - SLC
Nonstop2h 13mFrontier
sáb. 1/109:32 amSLC - SEA
1 stop8h 32mFrontier
Deal found 12/13$220
This Frontier deal was found by Cheapflights users on 12/15. 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.
lun. 12/291:25 pmSEA - SLC
Nonstop2h 13mFrontier
dom. 1/412:32 pmSLC - SEA
Nonstop2h 22mFrontier
Deal found 12/15$224
This Kiwi.com deal was found by Cheapflights users on 12/14. 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.
lun. 12/291:25 pmSEA - SLC
Nonstop2h 13mMultiple Airlines
jue. 1/83:40 pmSLC - SEA
Nonstop2h 20mMultiple Airlines
Deal found 12/14$226
This Frontier deal was found by Cheapflights users on 12/15. 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.
mié. 12/311:25 pmSEA - SLC
1 stop9h 42mFrontier
lun. 1/512:32 pmSLC - SEA
Nonstop2h 22mFrontier
Deal found 12/15$230

Find 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 diciembre 15, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$97
(Super.com)

One-way from

$69
(Kiwi.com)

Popular in

July

Cheapest in

March

Average price

$232

Good round-trip deal

$182 or less

Good one-way deal

$130 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
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($46 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Salt Lake City.
Search Deals
Price to beat on a one-way flight from Seattle/Tacoma Intl to Salt Lake City.
Search Deals

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 diciembre 15, 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

vie. 3/13

2:12 pm-5:18 pm

Nonstop2h 06m

Salt Lake City

mié. 3/18

9:25 pm-10:37 pm

Nonstop2h 12m

$127

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

mié. 2/11

5:30 am-8:33 am

Nonstop2h 03m

Salt Lake City

jue. 2/19

10:45 pm-12:09 am

Nonstop2h 24m

$137

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

sáb. 2/28

5:30 am-8:33 am

Nonstop2h 03m

Salt Lake City

dom. 3/1

10:45 pm-12:09 am

Nonstop2h 24m

$137

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

vie. 3/20

5:30 am-8:32 am

Nonstop2h 02m

Salt Lake City

mar. 3/24

3:34 pm-4:47 pm

Nonstop2h 13m

$137

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

mié. 1/7

1:20 pm-9:45 pm

1 stop7h 25m

Salt Lake City

jue. 1/8

6:15 am-12:05 pm

1 stop6h 50m

$151

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

vie. 1/30

9:30 am-3:20 pm

1 stop4h 50m

Salt Lake City

lun. 2/2

6:15 am-12:05 pm

1 stop6h 50m

$151

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

dom. 2/1

5:00 am-1:35 pm

1 stop7h 35m

Salt Lake City

mar. 2/3

11:35 am-5:50 pm

1 stop7h 15m

$151

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

lun. 1/19

8:10 am-11:17 am

Nonstop2h 07m

Salt Lake City

jue. 2/5

8:20 am-2:43 pm

1 stop7h 23m

$157

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

lun. 1/5

7:10 am-10:16 am

Nonstop2h 06m

Salt Lake City

jue. 1/8

7:00 am-8:25 am

Nonstop2h 25m

$157

SeattleSalt Lake City

SEA - SLC

SEASLC

Seattle/Tacoma Intl

dom. 1/11

6:05 pm-9:10 pm

Nonstop2h 05m

Salt Lake City

lun. 1/12

5:10 pm-6:29 pm

Nonstop2h 19m

$157

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 21 results
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapTicketsDealPrice Accuracy3 starsTrust 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 CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Seattle-Salt Lake City flight deals on Cheapflights vs. CheapOair >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 CheapOair the most. CheapOair 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.

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 December 12, 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 43 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, March is the cheapest month in which you can book a flight from Seattle to Salt Lake City (average of $37). Flying from Seattle to Salt Lake City in July is currently the most expensive (average of $142). 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 diciembre 15, 2025.

It’s optimal to fly from Seattle to Salt Lake City in the afternoon. By choosing this option you can save up to 23% 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 December 13, 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. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Seattle to Salt Lake City flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
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

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 diciembre 15, 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
11,460 reviews

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Alaska Airlines
8.0
Very good
11,460 reviews
Alaska Airlines
8.0
Very good
11,460 reviews

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Delta
7.9
Good
8,010 reviews
Alaska Airlines
8.0
Very good
11,460 reviews

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Hawaiian Airlines
7.8
Good
2,819 reviews
Alaska Airlines
8.0
Very good
11,460 reviews

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.
Frontier
5.8
Fair
3,082 reviews
Alaska Airlines
8.0
Very good
11,460 reviews

Food

7.1

Comfort

7.8

Boarding

8.1

Overall

8.0

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
8.0
Excellent

Anonymous,Sep 2025

SEA - MKE

The crew were excellent, flight good, but the actual space for a person to occupy for 4 hours seems to get smaller and smaller 🤣. I am not overweight, and average height….very uncomfortable,, especially when I couldn’t recliner the seat at all, and the pocket in front doesn’t accommodate a water bottle.

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 4 different airlines have flights from Seattle/Tacoma Intl (SEA) to Salt Lake City (SLC) on a regular basis. There are 29 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 2h 01m.

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

    The Seattle/Tacoma Intl to Salt Lake City flight path was viewed by 50 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 $137, Alaska Airlines can have you in Salt Lake City from Seattle in 2h 03m. 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 $38. Additional round-trip tickets that might be worth considering are offered by Hawaiian Airlines and Delta, with the lowest prices starting at $88 and $107, respectively. Frontier is currently priced 83% 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?

    $35 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Delta, with prices starting from $50 and $78, respectively.

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

    Consider Sun Country Air (100%), Aeromexico (97%) or Delta (90%) 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 $68. On average you can expect to pay $528. The most popular route, (Seattle/Tacoma Intl - Salt Lake City), can usually be booked for $94.

  • 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, March is the cheapest month in which you can book a flight from Seattle to Salt Lake City (average of $37). Flying from Seattle to Salt Lake City in July is currently the most expensive (average of $142). 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
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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 2,558,603 searches. Data last updated diciembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$44Average$158FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$97Average$288FlexibilityNo cancel feeOn-time85%
DeltaCheapest$137Average$267FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$147Average$290FlexibilityNo cancel feeOn-time75%

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