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Cheap flights from Salt Lake City to Seattle from $63

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Salt Lake City to Seattle departing on 5/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Salt Lake City to Seattle

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Salt Lake City to Seattle.
Spirit Airlines Logo
8:14 pm - 12:10 amSLC-SEA
4h 56m1 stop
Spirit Airlines Logo
6:00 am - 7:19 pmSEA-SLC
12h 19m1 stop
$125Spirit Airlines
Find Deal
Sat, May 17 - Tue, May 20
Spirit Airlines Logo
8:14 pm - 12:10 amSLC-SEA
4h 56m1 stop
Spirit Airlines Logo
6:00 am - 7:19 pmSEA-SLC
12h 19m1 stop
$126Spirit Airlines
Find Deal
Sat, May 17 - Wed, May 28
Frontier Logo
2:13 pm - 3:28 pmSLC-SEA
2h 15mnonstop
Frontier Logo
4:31 pm - 7:37 pmSEA-SLC
2h 06mnonstop
$140Frontier
Find Deal
Wed, Aug 6 - Wed, Aug 13
Frontier Logo
2:13 pm - 3:31 pmSLC-SEA
2h 18mnonstop
Frontier Logo
4:31 pm - 7:37 pmSEA-SLC
2h 06mnonstop
$148Frontier
Find Deal
Sat, Jun 7 - Wed, Aug 6
Delta Logo
10:45 pm - 12:02 amSLC-SEA
2h 17mnonstop
Delta Logo
11:15 am - 2:20 pmSEA-SLC
2h 05mnonstop
$177Delta
Find Deal
Wed, Apr 30 - Wed, May 7
Delta Logo
10:45 pm - 12:02 amSLC-SEA
2h 17mnonstop
Delta Logo
5:30 am - 8:33 amSEA-SLC
2h 03mnonstop
$197Delta
Find Deal
Wed, Apr 30 - Sun, May 4
Alaska Airlines Logo
7:45 am - 9:05 amSLC-SEA
2h 20mnonstop
Alaska Airlines Logo
2:25 pm - 9:45 pmSEA-SLC
6h 20m1 stop
$204Alaska Airlines
Find Deal
Wed, Apr 30 - Sat, May 3
Alaska Airlines Logo
1:55 pm - 8:59 pmSLC-SEA
8h 04m1 stop
Alaska Airlines Logo
11:34 am - 2:36 pmSEA-SLC
2h 02mnonstop
$207Alaska Airlines
Find Deal
Tue, Apr 29 - Tue, May 6
Hawaiian Airlines Logo
3:30 pm - 4:41 pmSLC-SEA
2h 11mnonstop
Hawaiian Airlines Logo
5:55 pm - 8:54 pmSEA-SLC
1h 59mnonstop
$241Hawaiian Airlines
Find Deal
Thu, May 8 - Thu, May 8
Hawaiian Airlines Logo
7:33 pm - 8:49 pmSLC-SEA
2h 16mnonstop
Hawaiian Airlines Logo
3:35 pm - 6:39 pmSEA-SLC
2h 04mnonstop
$247Hawaiian Airlines
Find Deal
Fri, May 23 - Sun, May 25

Frontier flights from Salt Lake City to Seattle

Our best Frontier deals on Salt Lake City to Seattle flight tickets
Frontier
Aug 6
SLC2:13 pmSalt Lake City
2h 15m
SEA3:28 pmSeattle/Tacoma Intl
Aug 13
SEA4:31 pmSeattle/Tacoma Intl
2h 06m
SLC7:37 pmSalt Lake City
Frontier
Jun 7
SLC2:13 pmSalt Lake City
2h 18m
SEA3:31 pmSeattle/Tacoma Intl
Aug 6
SEA4:31 pmSeattle/Tacoma Intl
2h 06m
SLC7:37 pmSalt Lake City
Frontier
Aug 6
SLC2:13 pmSalt Lake City
2h 15m
SEA3:28 pmSeattle/Tacoma Intl
Aug 8
SEA4:31 pmSeattle/Tacoma Intl
2h 06m
SLC7:37 pmSalt Lake City

Spirit Airlines flights from Salt Lake City to Seattle

Our best Spirit Airlines deals on Salt Lake City to Seattle flight tickets
Spirit Airlines
May 17
SLC8:14 pmSalt Lake City
4h 56m
1 stop
SEA12:10 amSeattle/Tacoma Intl
May 20
SEA6:00 amSeattle/Tacoma Intl
12h 19m
1 stop
SLC7:19 pmSalt Lake City
Spirit Airlines
May 17
SLC8:14 pmSalt Lake City
4h 56m
1 stop
SEA12:10 amSeattle/Tacoma Intl
May 28
SEA6:00 amSeattle/Tacoma Intl
12h 19m
1 stop
SLC7:19 pmSalt Lake City
Spirit Airlines
May 15
SLC8:14 pmSalt Lake City
4h 56m
1 stop
SEA12:10 amSeattle/Tacoma Intl
May 20
SEA6:00 amSeattle/Tacoma Intl
12h 19m
1 stop
SLC7:19 pmSalt Lake City

See travel insights to Seattle from

How to get the cheapest flight ticket from Salt Lake City to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

In general, March is the cheapest month to fly from Salt Lake City to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $159. If you don’t want to visit Seattle in March, then you should wait until January to fly from Salt Lake City, when ticket prices are also cheap, with an average price of $177.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Salt Lake City is on a Thursday. momondo users have found tickets for Thursday departures for as low as $509. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Salt Lake City because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $710.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Salt Lake City in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $400 when looking at flights departing in the afternoon. Flights to Seattle are more costly at noon, with an average ticket price of $1,041. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Salt Lake City to Seattle/Tacoma Intl flight route?

Fly from Salt Lake City to Seattle/Tacoma Intl for the best Salt Lake City - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Salt Lake City when booking 6 weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $232 when searching 6 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Salt Lake City for as low as $204 on momondo.

What cabin class options are available on Salt Lake City to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Salt Lake City to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Salt Lake City to Seattle flight prices changed over time?

As of April 2025, prices for Salt Lake City to Seattle flights are approximately 41% cheaper when compared to flights at the same time last year.

When to book flights from Salt Lake City to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Salt Lake City to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Salt Lake City to Seattle (SLC to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Salt Lake City to Seattle

Best Price Found

$63

Fastest flight time

2h 08m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Salt Lake City in the past 72 hours is $63. The best round-trip flight deal from Salt Lake City to Seattle found on momondo in the last 72 hours is $125.
The fastest flight from Salt Lake City to Seattle takes 2h 08m
Direct flights go from Salt Lake City to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)

  • How far is Salt Lake City to Seattle/Tacoma Intl by plane?

    Seattle/Tacoma Intl is 700.5 mi away from Salt Lake City. By plane, this route typically takes 2h 08m.

  • When did momondo last update prices for flights from Salt Lake City Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Salt Lake City Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from Salt Lake City Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Salt Lake City Airport to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Salt Lake City Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Salt Lake City to Seattle?

  • What is the most popular airline from Salt Lake City to Seattle?


Best airlines flying from Salt Lake City to Seattle

Compare and see reviews for airlines that fly from Salt Lake City to Seattle with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $38Free CancellationRating
5.9
3,278 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $84Free CancellationRating
6.3
7,902 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $108Free CancellationRating
7.9
2,360 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $121Free CancellationRating
8.0
7,901 reviews
Search Delta flights
Alaska AirlinesPriceFrom $169Free CancellationRating
8.0
9,846 reviews
Search Alaska Airlines flights
  • Delta Flights From Salt Lake City to Seattle

    Delta flies from Salt Lake City to Seattle around 38 times per week, with 7,901 momondo users rating the airline 8.0/10. The cheapest Delta deal from Salt Lake City to Seattle in the last 72 hours was $121 (round-trip), much lower than the average airfare cost of $262 for Delta flights on this route.

  • Alaska Airlines Flights From Salt Lake City to Seattle

    The best Alaska Airlines deal for Salt Lake City to Seattle flight tickets found on momondo in the last 72 hours was $169, round-trip. It should be noted that an average Alaska Airlines flight deal for this route in this time was higher, at $286 round-trip. Alaska Airlines operates 17 flights out of Salt Lake City into Seattle in an average week, so prices vary by time and availability. 9,843 Alaska Airlines reviews by users on momondo have scored the airline at 8.0/10.


Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
Ocean Shores
Olympia
Kent
Renton
Federal Way
Tukwila
Puyallup
Kirkland
Lakewood
Lynnwood
Fife
Shoreline
Marysville
Centralia
Redmond
Cle Elum
Lacey

Why use momondo?

Why should I use momondo to find a flight deal from Salt Lake City to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Salt Lake City to Seattle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Salt Lake City to Seattle with flexible booking policies on momondo?

Flights from Salt Lake City to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Salt Lake City to Seattle?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Salt Lake City.

I’m not ready to book a flight from Salt Lake City to Seattle right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Salt Lake City and alert you when they change.


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