Cheap flights from Salt Lake City to Seattle (SLC - SEA)

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The best prices from Salt Lake City to Seattle/Tacoma Intl are usually found in January or February, booked 34 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

How to find the cheapest flight from
Salt Lake City (SLC) to Seattle (SEA)

All the information you need to plan the best SLC to SEA flight in 2021: compare Salt Lake City to Seattle flight prices with the expected peak season, weather and rainfall in Seattle.
SLC - SEA
Price
$147 - $270
SEA
Temperature
41 - 66.2 °F
SEA
Precipitation
0.7 - 6.6 inches

Popular in

November

High demand for flights, 20% potential price rise

Cheapest in

January

Best time to find cheap flights, 32% potential price drop

Round-trip from

$147

From Salt Lake City to Seattle/Tacoma Intl

One-way from

$93

One-way flight from Salt Lake City to Seattle/Tacoma Intl

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from Salt Lake City to Seattle (SLC - SEA)?

A simple way to save on the total cost of your ticket is to fly from Salt Lake City to Seattle at noon. If you’re flexible enough to do this you can expect to save up to 4% on your trip compared to booking a flight in the evening.

How far in advance should I book a flight from Salt Lake City to Seattle?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 33 days in advance, which can save you up to 67% on flights from Salt Lake City to Seattle compared to booking the week you need them. Waiting 33 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $267. For sooner than that we have options available in the next 3 days from $344.

What is the cheapest day to fly round-trip from Salt Lake City to Seattle?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

Cheap flights from Salt Lake City to Seattle in October, November 2021

The best prices found for SLC to SEA flights for October, November
20 Nov - 3 Dec
$91pp
SLC
Salt Lake City
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
SLC
Salt Lake City
6 Nov - 8 Nov
$107pp
SLC
Salt Lake City
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
SLC
Salt Lake City
20 Nov - 3 Dec
$108pp
SLC
Salt Lake City
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
SLC
Salt Lake City

Salt Lake City to Seattle 2021 flight deals

Cheap flights to Seattle from Salt Lake City found for this year
20 Nov - 3 Dec
$91pp
SLC
Salt Lake City
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
SLC
Salt Lake City
6 Nov - 8 Nov
$107pp
SLC
Salt Lake City
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
SLC
Salt Lake City
20 Nov - 3 Dec
$108pp
SLC
Salt Lake City
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
SLC
Salt Lake City

Non-stop flights to Seattle from Salt Lake City

Save time with Salt Lake City to Seattle direct flight deals
1 Feb - 5 Feb
$130pp
SLC
Salt Lake City
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Delta
Non-Stop
SLC
Salt Lake City
13 Nov - 13 Nov
$132pp
SLC
Salt Lake City
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
SLC
Salt Lake City
7 Dec - 11 Dec
$137pp
SLC
Salt Lake City
Alaska Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
SLC
Salt Lake City

Last minute flights from Salt Lake City to Seattle

Late deals on round-trip flights to Seattle from Salt Lake City, departing today and this week
30 Oct - 2 Nov
$128pp
SLC
Salt Lake City
Frontier
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
SLC
Salt Lake City
30 Oct - 1 Nov
$142pp
SLC
Salt Lake City
Multiple Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Alaska Airlines
Non-Stop
SLC
Salt Lake City
31 Oct - 2 Nov
$144pp
SLC
Salt Lake City
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
SEA
Seattle/Tacoma Intl
Frontier
 
1 STOP
SLC
Salt Lake City

One-way flights to Seattle/Tacoma Intl from Salt Lake City

The cheapest one-way flights from Salt Lake City to Seattle
3:45 am - 5:07 am
Alaska Airlines
Nonstop
2h 22m
SLC - SEA
Alaska Airlines
$93
Gotogate
3:40 am - 5:15 am
Delta
Nonstop
2h 35m
SLC - SEA
Delta
$109
Delta
12:04 pm - 4:48 am
Multiple Airlines
2 Stops
17h 44m
SLC - SEA
Multiple Airlines
$116
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Salt Lake City</span> to <span class="emphasized">Seattle</span> flights.

Flight FAQs

From Salt Lake City to Seattle

What airports do I use to fly from Salt Lake City to Seattle?

If you book a flight from Salt Lake City to Seattle, you will be flying from Salt Lake City to Seattle/Tacoma Intl. Flights to Seattle/Tacoma Intl (SEA) from Salt Lake City (SLC) take 2h 08m for a nonstop flight. There are 21 flights from Salt Lake City to Seattle per day from 7 airlines.

Which airlines flying from Salt Lake City to Seattle/Tacoma Intl have flexible cancellations due to COVID-19?

Some of our airline partners flying from Salt Lake City to Seattle/Tacoma Intl have new flexible policies in place due to COVID-19. Delta, Alaska Airlines, and Frontier are some of the carriers where you may find flexible cancellation policies. You can use our site to filter for airlines like Delta with this kind of flexibility.

Can I find flights from Salt Lake City to Seattle for under $100 on Cheapflights?

Yes, there are multiple flights from Salt Lake City to Seattle for under $100. The cheapest flight booked recently is on Frontier for just $88, but on average you can expect to pay $120.

Are there nonstop flights from Salt Lake City to Seattle for under $200 on Cheapflights?

Cheapflights has at least 20 direct flights from Salt Lake City to Seattle under $200. A good price for a nonstop flight from Salt Lake City to Seattle is less than $172.

Are there last-minute flights available from Salt Lake City to Seattle for under $200?

There are currently 20+ open flights from Salt Lake City to Seattle within the next 7 days for less than $200.

What days are nonstop flights available from Salt Lake City to Seattle?

You can find nonstop flights on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.

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

Within the past month, 179 users have taken a look at flights from Salt Lake City to Seattle/Tacoma Intl.

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

On average, you can expect to see 15 flights from Salt Lake City to Seattle a day.
Early Morning (Midnight to 6am) - 20% of flight departures
Morning (6am - Noon) - 40% of flight departures
Afternoon (Noon - 6pm) - 33% of flight departures
Evening (6pm - Midnight) - 7% of flight departures

How long is the flight from Salt Lake City to Seattle?

A quick flight from Salt Lake City to Seattle can take about 2h 25m. Frontier provides one of the quickest options available for as low as $88. The distance from Salt Lake City to Seattle is about 691 mi. This flight may include one or multiple stops.

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

Currently priced at $88, Frontier will fly you from Salt Lake City to Seattle and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Alaska Airlines - these airlines can fly you to your destination from $137 and $147, respectively. You may be able to fly from Salt Lake City to Seattle for 59% less than the average price by searching for these airlines.

What are the cheapest airlines to fly from Salt Lake City to Seattle one-way?

$45 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Alaska Airlines and American Airlines, with prices starting from $54 and $78, respectively.

What are the cheapest flights from Salt Lake City to Seattle?

On average you can expect to pay $344 for a flight from Salt Lake City to Seattle. The cheapest flight overall is $93 while the most popular route, (Salt Lake City - Seattle/Tacoma Intl) is currently priced at $118.

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

The top 3 most reliable airlines when flying from Salt Lake City to Seattle are Aeromexico (95%), KLM (94%) and Delta (93%).

What are the most popular airlines that fly from Salt Lake City to Seattle?

Before booking your flight from Salt Lake City to Seattle check out the most popular airlines for this route: Major Airline, Endeavor Airlines or American Airlines.

COVID Restrictions

View COVID Travel Restrictions for Seattle, WA

Do I need a COVID test to fly to Seattle from Salt Lake City?

Information is based on travel restrictions for travel to Seattle/Tacoma Intl within the United States

Most visitors from Salt Lake City need to provide a negative COVID-19 test result and/or quarantine to enter Seattle/Tacoma Intl.

COVID-19 testing requirements
Visitors from Salt Lake City must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Seattle/Tacoma Intl.

Quarantine requirements
Visitors from Salt Lake City are not required to quarantine after entering Seattle/Tacoma Intl.

Do I need a test to fly back to Salt Lake City from Seattle?

Returning to Salt Lake City from Seattle/Tacoma Intl

COVID-19 testing requirements
Visitors from Seattle/Tacoma Intl must present a negative RT-PCR (NAAT) or Antigen (quick-test) test taken 72 hours before departing to Salt Lake City.

Quarantine requirements
Visitors from Seattle/Tacoma Intl are not required to quarantine after entering Salt Lake City.

Hide COVID Travel Restrictions for Seattle, WA

Alternative routes for Salt Lake City to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Seattle

Things to know before you go - useful duration and weather info for your trip from Salt Lake City to Seattle.
Flight duration from SLC to SEA
2h 11m
Average temperature for October in Seattle
60.8 °F
Avg rainfall for October in Seattle
3.5 ″

Airports servicing Salt Lake City

Airports servicing Seattle

Top 6 airlines flying from Salt Lake City to Seattle/Tacoma Intl

The chart below displays the airlines Cheapflights users traveling from Salt Lake City to Seattle choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$57 $203 No cancel fee 69%
American Airlines
$65 $332 No cancel fee 71%
Alaska Airlines
$97 $230 No cancel fee 75%
Delta
$101 $266 No cancel fee N/A
Frontier
$102 $231 No cancel fee 62%
JetBlue
$125 $227 No cancel fee 62%

Hourly flight availability from Salt Lake City to Seattle

See what time of day planes typically take off from Salt Lake City towards Seattle.
Afternoon Noon to 6 PM 55% of SLC to SEA departures
Morning 6 AM to noon 31% of SLC to SEA departures
Evening 6 PM to midnight 10% of SLC to SEA departures
Early morning Midnight to 6 AM 4% of SLC to SEA departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from Salt Lake City to Seattle
See how many times per day planes take to the skies headed from Salt Lake City to Seattle.
Sunday
21 daily flights
Monday
23 daily flights
Tuesday
24 daily flights
Wednesday
25 daily flights
Thursday
16 daily flights
Friday
23 daily flights
Saturday
16 daily flights
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