Cheap flights from Salt Lake City to Seattle from £73
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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from Salt Lake City to Seattle/Tacoma Intl are usually found in March or January, booked 40 days in advance, depart on a Wednesday or Thursday and return on a Tuesday
Cheap flight deals from Salt Lake City to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Salt Lake City (SLC) to Seattle (SEA). 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 29 August 2025.
Round-trip from | £102 |
---|---|
One-way from | £73 |
Popular in | July |
Cheapest in | March |
Average price | £204 |
Find flight deals from Salt Lake City to Seattle
Cheapest flights from Salt Lake City to SeattleExplore the most affordable flight options available from Salt Lake City to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2025.
Explore the most affordable flight options available from Salt Lake City to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 August 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Salt Lake City to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Salt Lake CitySeattle
SLC - SEA
SLCSEA
Salt Lake City
Wed 24/9
17:20-18:36
Nonstop2h 16m
Seattle/Tacoma Intl
Wed 1/10
05:30-08:36
Nonstop2h 06m
Salt Lake CitySeattle
SLC - SEA
SLCSEA
Salt Lake City
Tue 7/10
13:58-15:11
Nonstop2h 13m
Seattle/Tacoma Intl
Tue 14/10
09:55-13:07
Nonstop2h 12m
Salt Lake CitySeattle
SLC - SEA
SLCSEA
Salt Lake City
Tue 14/10
19:44-21:05
Nonstop2h 21m
Seattle/Tacoma Intl
Sat 18/10
09:50-13:02
Nonstop2h 12m
Salt Lake CitySeattle
SLC - SEA
SLCSEA
Salt Lake City
Wed 8/10
21:05-22:22
Nonstop2h 17m
Seattle/Tacoma Intl
Wed 22/10
05:25-08:24
Nonstop1h 59m
Salt Lake CitySeattle
SLC - SEA
SLCSEA
Salt Lake City
Tue 7/10
19:44-21:05
Nonstop2h 21m
Seattle/Tacoma Intl
Wed 15/10
09:55-13:07
Nonstop2h 12m
Salt Lake CitySeattle
SLC - SEA
SLCSEA
Salt Lake City
Tue 18/11
15:23-16:45
Nonstop2h 22m
Seattle/Tacoma Intl
Tue 25/11
07:09-10:18
Nonstop2h 09m
Salt Lake CitySeattle
SLC - SEA
SLCSEA
Salt Lake City
Wed 8/10
15:43-16:59
Nonstop2h 16m
Seattle/Tacoma Intl
Wed 15/10
15:43-18:49
Nonstop2h 06m
Salt Lake CitySeattle
SLC - SEA
SLCSEA
Salt Lake City
Sat 20/9
17:20-18:36
Nonstop2h 16m
Seattle/Tacoma Intl
Tue 23/9
05:30-08:36
Nonstop2h 06m
Salt Lake CitySeattle
SLC - SEA
SLCSEA
Salt Lake City
Sat 11/10
17:10-18:24
Nonstop2h 14m
Seattle/Tacoma Intl
Wed 15/10
17:00-20:00
Nonstop2h 00m
Salt Lake CitySeattle
SLC - SEA
SLCSEA
Salt Lake City
Sat 11/10
17:10-18:24
Nonstop2h 14m
Seattle/Tacoma Intl
Sat 18/10
11:15-14:17
Nonstop2h 02m
Best time to book a flight from Salt Lake City to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Salt Lake City with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Salt Lake City to Seattle
How far ahead should I book a flight from Salt Lake City to Seattle?
To ensure you get the cheapest price possible for a flight from Salt Lake City to Seattle, you should look to book at least 40 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 Salt Lake City to Seattle?
Currently, January is the cheapest month in which you can book a flight from Salt Lake City to Seattle (average of £622). Flying from Salt Lake City to Seattle in July is currently the most expensive (average of £946). 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 SLC to SEA?
Unlike in the morning, when flights are generally more expensive, you can save up to 48% on flights from Salt Lake City to Seattle by exploring options for tickets at midday.
Related info for your journey
Find useful and relevant information for your journey from Salt Lake City to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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How does Cheapflights help users find flights from Salt Lake City to Seattle?
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Why should you use Cheapflights to find cheap flight tickets from Salt Lake City to Seattle?
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Can Cheapflights find flights from Salt Lake City to Seattle with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Salt Lake City to Seattle flexibly with Cheapflights today.
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