How many flights depart from Salt Lake City to Seattle on average per week?

As of October 2026, there are 38 flights per week flying from Salt Lake City to Seattle. The most common day of the week flights depart is Fri, with 82% of flights taking off on this day.

How many flights depart from Salt Lake City to Seattle on average per day?

As of October 2026, 5 flights take off from Salt Lake City and land in Seattle each day. The most common flight departure time for this route is 15:00, with 43% of daily flights taking off in the afternoon.

What is the cheapest airline that flies from Salt Lake City to Seattle/Tacoma Intl?

Southwest, Delta, and Alaska Airlines are the most popular carriers operating from Salt Lake City to Seattle/Tacoma Intl

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 are refreshed on a daily basis.

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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify 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 licence, 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.

R1 483 Cheap Flights from Salt Lake City to Seattle in 2026/27

Find the cheapest flights from Salt Lake City to Seattle

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

16:10 - 20:55SLC Salt Lake City-SEA Seattle/Tacoma Intl

5h 45m1 stop San Diego

10:55 - 17:40SEA Seattle/Tacoma Intl-SLC Salt Lake City

5h 45m1 stop Denver Intl

R2 949Southwest

Wed, Dec 2 - Sat, Dec 5

6:40 - 13:00SLC Salt Lake City-SEA Seattle/Tacoma Intl

7h 20m1 stop Las Vegas Harry Reid Intl

11:35 - 21:15SEA Seattle/Tacoma Intl-SLC Salt Lake City

8h 40m2 stops Sacramento Intl Phoenix Sky Harbor Intl

R3 032Southwest

Wed, Dec 2 - Wed, Dec 9

12:10 - 18:40SLC Salt Lake City-SEA Seattle/Tacoma Intl

7h 30m2 stops Phoenix Sky Harbor Intl Sacramento Intl

11:35 - 21:15SEA Seattle/Tacoma Intl-SLC Salt Lake City

8h 40m2 stops Sacramento Intl Phoenix Sky Harbor Intl

R3 116Southwest

Wed, Dec 2 - Wed, Dec 9

11:05 - 16:00SLC Salt Lake City-SEA Seattle/Tacoma Intl

5h 55m1 stop Oakland

7:30 - 22:35SEA Seattle/Tacoma Intl-SLC Salt Lake City

14h 05m2 stops Oakland Los Angeles

R3 132Southwest

Thu, Dec 3 - Sun, Dec 6

22:35 - 0:05SLC Salt Lake City-SEA Seattle/Tacoma Intl

2h 30mdirect

5:20 - 8:22SEA Seattle/Tacoma Intl-SLC Salt Lake City

2h 02mdirect

R3 449Delta

Fri, Dec 11 - Tue, Dec 22

18:04 - 8:16SLC Salt Lake City-SEA Seattle/Tacoma Intl

15h 12m2 stops San Diego San Francisco

11:25 - 14:26SEA Seattle/Tacoma Intl-SLC Salt Lake City

2h 01mdirect

R3 516Alaska Airlines

Mon, Dec 7 - Tue, Dec 8

9:00 - 21:57SLC Salt Lake City-SEA Seattle/Tacoma Intl

13h 57m1 stop San Diego

15:24 - 18:24SEA Seattle/Tacoma Intl-SLC Salt Lake City

2h 00mdirect

R3 532Alaska Airlines

Sat, Dec 5 - Mon, Dec 7

7:00 - 8:30SLC Salt Lake City-SEA Seattle/Tacoma Intl

2h 30mdirect

11:43 - 12:00SEA Seattle/Tacoma Intl-SLC Salt Lake City

23h 17m1 stop San Diego

R3 566Alaska Airlines

Wed, Nov 18 - Wed, Nov 18

19:20 - 20:59SLC Salt Lake City-SEA Seattle/Tacoma Intl

2h 39mdirect

10:48 - 13:51SEA Seattle/Tacoma Intl-SLC Salt Lake City

2h 03mdirect

R3 616Alaska Airlines

Thu, Dec 10 - Mon, Jan 4

7:38 - 15:41SLC Salt Lake City-SEA Seattle/Tacoma Intl

9h 03m2 stops San Diego San Jose

17:47 - 20:55SEA Seattle/Tacoma Intl-SLC Salt Lake City

2h 08mdirect

R3 749Alaska Airlines

Wed, Nov 18 - Wed, Nov 18

Cheap last-minute flights

Enter your travel dates to find the best prices.

7:38 - 14:45SLC Salt Lake City-SEA Seattle/Tacoma Intl

8h 07m1 stop San Diego

17:47 - 20:55SEA Seattle/Tacoma Intl-SLC Salt Lake City

2h 08mdirect

R7 881Alaska Airlines

Mon, Nov 2 - Mon, Nov 2

19:06 - 10:53SLC Salt Lake City-SEA Seattle/Tacoma Intl

16h 47m1 stop San Diego

14:43 - 17:44SEA Seattle/Tacoma Intl-SLC Salt Lake City

2h 01mdirect

R7 981Alaska Airlines

Mon, Nov 2 - Tue, Nov 3

11:10 - 18:00SLC Salt Lake City-SEA Seattle/Tacoma Intl

7h 50m2 stops Phoenix Sky Harbor Intl Sacramento Intl

8:35 - 19:30SEA Seattle/Tacoma Intl-SLC Salt Lake City

9h 55m2 stops Oakland San Diego

R8 614Southwest

Sun, Nov 1 - Sat, Dec 5

8:20 - 14:44SLC Salt Lake City-SEA Seattle/Tacoma Intl

7h 24m2 stops Portland Medford

17:47 - 20:55SEA Seattle/Tacoma Intl-SLC Salt Lake City

2h 08mdirect

R8 881Alaska Airlines

Tue, Nov 3 - Tue, Nov 3

7:45 - 9:10SLC Salt Lake City-SEA Seattle/Tacoma Intl

2h 25mdirect

19:55 - 22:59SEA Seattle/Tacoma Intl-SLC Salt Lake City

2h 04mdirect

R9 031Delta

Tue, Nov 3 - Tue, Nov 17

7:00 - 8:30SLC Salt Lake City-SEA Seattle/Tacoma Intl

2h 30mdirect

11:43 - 18:29SEA Seattle/Tacoma Intl-SLC Salt Lake City

5h 46m1 stop San Diego

R9 214Alaska Airlines

Tue, Nov 3 - Tue, Nov 3

18:40 - 19:58SLC Salt Lake City-SEA Seattle/Tacoma Intl

2h 18mdirect

22:45 - 20:39SEA Seattle/Tacoma Intl-SLC Salt Lake City

20h 54m2 stops Eugene Portland

R9 314Alaska Airlines

Thu, Nov 5 - Thu, Nov 5

7:00 - 8:30SLC Salt Lake City-SEA Seattle/Tacoma Intl

2h 30mdirect

11:28 - 20:39SEA Seattle/Tacoma Intl-SLC Salt Lake City

8h 11m2 stops Bend/Redmond Portland

R9 547Alaska Airlines

Sun, Nov 1 - Sun, Nov 1

17:30 - 18:52SLC Salt Lake City-SEA Seattle/Tacoma Intl

2h 22mdirect

19:55 - 22:59SEA Seattle/Tacoma Intl-SLC Salt Lake City

2h 04mdirect

R9 697Delta

Sun, Nov 1 - Sun, Nov 22

17:30 - 18:52SLC Salt Lake City-SEA Seattle/Tacoma Intl

2h 22mdirect

5:35 - 8:40SEA Seattle/Tacoma Intl-SLC Salt Lake City

2h 05mdirect

R9 947Delta

Thu, Nov 5 - Tue, Nov 10

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Alaska Airlines flights from Salt Lake City to Seattle

Our best Alaska Airlines deals on Salt Lake City to Seattle flight tickets

Alaska Airlines

Dec 7

SLC18:04Salt Lake City

15h 12m

2 stops

SEA8:16Seattle/Tacoma Intl

Dec 8

SEA11:25Seattle/Tacoma Intl

2h 01m

SLC14:26Salt Lake City

R3 516

Alaska Airlines

Dec 5

SLC9:00Salt Lake City

13h 57m

1 stop

SEA21:57Seattle/Tacoma Intl

Dec 7

SEA15:24Seattle/Tacoma Intl

2h 00m

SLC18:24Salt Lake City

R3 532

Alaska Airlines

Nov 18

SLC7:00Salt Lake City

2h 30m

SEA8:30Seattle/Tacoma Intl

Nov 18

SEA11:43Seattle/Tacoma Intl

23h 17m

1 stop

SLC12:00Salt Lake City

R3 566

Southwest flights from Salt Lake City to Seattle

Our best Southwest deals on Salt Lake City to Seattle flight tickets

Southwest

Dec 2

SLC16:10Salt Lake City

5h 45m

1 stop

SEA20:55Seattle/Tacoma Intl

Dec 5

SEA10:55Seattle/Tacoma Intl

5h 45m

1 stop

SLC17:40Salt Lake City

R2 949

Southwest

Dec 2

SLC16:10Salt Lake City

5h 45m

1 stop

SEA20:55Seattle/Tacoma Intl

Dec 9

SEA11:35Seattle/Tacoma Intl

10h 00m

1 stop

SLC22:35Salt Lake City

R3 032

Southwest

Dec 2

SLC12:10Salt Lake City

7h 30m

2 stops

SEA18:40Seattle/Tacoma Intl

Dec 9

SEA11:35Seattle/Tacoma Intl

8h 40m

2 stops

SLC21:15Salt Lake City

R3 116

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Wed 2/12

16:10-20:55

1 stop5h 45m

Seattle/Tacoma Intl

Sat 5/12

10:55-17:40

1 stop5h 45m

R2 949

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Wed 2/12

6:40-13:00

1 stop7h 20m

Seattle/Tacoma Intl

Wed 9/12

11:35-21:15

2 stops8h 40m

R3 032

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Wed 2/12

12:10-18:40

2 stops7h 30m

Seattle/Tacoma Intl

Wed 9/12

11:35-21:15

2 stops8h 40m

R3 116

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Thu 3/12

11:05-16:00

1 stop5h 55m

Seattle/Tacoma Intl

Sun 6/12

7:30-22:35

2 stops14h 05m

R3 132

Fastest return journey

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Fri 11/12

22:35-0:05

Nonstop2h 30m

Seattle/Tacoma Intl

Tue 22/12

5:20-8:22

Nonstop2h 02m

R3 449

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Mon 7/12

18:04-8:16

2 stops15h 12m

Seattle/Tacoma Intl

Tue 8/12

11:25-14:26

Nonstop2h 01m

R3 516

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Sat 5/12

9:00-21:57

1 stop13h 57m

Seattle/Tacoma Intl

Mon 7/12

15:24-18:24

Nonstop2h 00m

R3 532

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Wed 18/11

7:00-8:30

Nonstop2h 30m

Seattle/Tacoma Intl

Wed 18/11

11:43-12:00

1 stop23h 17m

R3 566

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Thu 10/12

19:20-20:59

Nonstop2h 39m

Seattle/Tacoma Intl

Mon 4/1

10:48-13:51

Nonstop2h 03m

R3 616

Salt Lake CitySeattle

SLC Salt Lake City - SEA Seattle/Tacoma Intl

SLCSEA

Salt Lake City

Wed 18/11

7:38-15:41

2 stops9h 03m

Seattle/Tacoma Intl

Wed 18/11

17:47-20:55

Nonstop2h 08m

R3 749

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the typical price of a round-trip flight between Salt Lake City and Seattle?

Prices are currently typical for flights on this route.

Typical prices usually range from R2 716 to R5 932.
The lowest price recently found on this route was R2 949.

What is the cheapest month to fly to Seattle?

The cheapest month to fly to Seattle from Salt Lake City is in February. Flight prices, which tend to average around R2 899, are often lower during this time because this is during the off-season. If you aren’t able to travel to Seattle during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of R3 032.

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 from Salt Lake City to Seattle?

You are more likely to see cheaper flights to Seattle from Salt Lake City when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around R4 322 when searching weeks before you fly. 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 R3 916 on momondo.

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

There is only 1 cabin class available to choose from on Salt Lake City to Seattle 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 October 2026, prices for Salt Lake City to Seattle flights are approximately 63% more expensive 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 return 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	R1 483
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 R1 483. The best return flight deal from Salt Lake City to Seattle found on momondo in the last 72 hours is R2 949.

Direct flights go from Salt Lake City to Seattle every day.

There is 1 airport in Seattle. From Salt Lake City there are direct flights to Seattle/Tacoma Intl (SEA).

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Frequently asked questions about flying from Salt Lake City to Seattle

How far is Salt Lake City to Seattle/Tacoma Intl by plane?
The straight-line distance from Salt Lake City to Seattle/Tacoma Intl is 1127,4 km.
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 are refreshed on a daily basis.
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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify 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 licence, 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?
momondo data reveals that the most frequently booked plane model on the route from Salt Lake City to Seattle is Airbus A321neo, representing 26,95% of all bookings. The subsequent popular models are Boeing 737-900 at 25,49%, Boeing 737-800 Passenger/BBJ2 (winglets) at 20,93%, and Boeing 737-700 at 8,41%.

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Why use momondo?

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

It is quick and easy to find Salt Lake City to Seattle flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seattle that suits you.

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

All flight searches from Salt Lake City to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Salt Lake City to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Seattle from Salt Lake City are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.