$82 Find Cheap Flights from Salt Lake City to Seattle - Compare and Save

These are the earliest and latest flight times available from Salt Lake City to Seattle:

• Earliest: departs at 6:05 am and lands at 8:29 am
• Latest: departs at 10:45 pm and lands at 1:09 am.

The flight takes about 2h 24m.

Three cabin classes are available on flights from Salt Lake City to Seattle:

• Economy Class
• Business Class
• First Class

A nonstop flight from Salt Lake City to Seattle takes 2h 24m, covering 687 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Round-trip flights from Salt Lake City to Seattle range from $193 to $367, with an average of $286 over the past 12 months. Anything below $193 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 61% above the $286 route average. Book 5 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $156 round-trip via Portland (PDX), compared to $288 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $35–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A321neo family is used most often on this route, operated mainly by Delta. Other aircraft seen on the route include Boeing 737-900 variants.

Morning is the busiest departure period on Salt Lake City to Seattle flights, with 40% of flights leaving in that window. Afternoon departures account for 30%, evening flights for 20%, and night flights for 10%.

Two airlines offer in-flight Wi-Fi on Salt Lake City to Seattle flights:

• Alaska Airlines
• Delta

Pricing varies by airline and fare class. Some plans are included with the ticket or loyalty program; others are paid add-ons priced by flight length.

One-way fares from Salt Lake City to Seattle are currently lower than usual. Average one-way flight prices are about $96, which is 52% below the typical average for this route.

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:

• Fox
• Europcar
• Thrifty
• Budget
• Hertz

Flights from Salt Lake City to Seattle usually depart from Salt Lake City (SLC) and arrive at Seattle/Tacoma Intl (SEA).

One-stop flights from Salt Lake City to Seattle most commonly connect through:

• Denver Intl (DEN) - 77% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) - 11% of one-stop connections
• San Diego (SAN) - 6% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) - 4% of one-stop connections

Yes. Flexible dates can save you up to 19% on flights from Salt Lake City to Seattle. Friday is the cheapest departure day at $257 round-trip on average, while Sunday is the most expensive at $314, a difference of $57.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

2 airlines operate flights between Salt Lake City and Seattle. The airlines offering nonstop flights on this route include:

• Delta
• Alaska Airlines

Flying via Portland (PDX) gives the shortest average 1-stop total travel time at 3h 44m, compared with 6h 59m via San Diego (SAN) and 9h 35m via Phoenix Sky Harbor Intl (PHX).

Seattle is 1 hour behind Salt Lake City (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Seattle are Pike Place Market, Lumen Field and Space Needle. These are among the most viewed places in Seattle on KAYAK.

Among airlines operating Salt Lake City to Seattle flights:

• Alaska Airlines: offers extra legroom; offers free seat selection
• Delta: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag and a checked bag in Economy Class
• Delta: a cabin bag and a checked bag in Economy Class
• Hawaiian Airlines: a cabin bag in Economy Class class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

Upon arrival at SLC, you don't need to waste your time in long queues waiting for TSA security checks and clearance. The airport features a Biometric identity membership platform called CLEAR at Terminal 2, which allows you to authenticate your driver's license or passport digitally and confirms your identity.

SEA has an awesome kids' play area located between concourse A and B. The play area features giant toys shaped like airport mainstays, a dream for toddlers and preschoolers. The kid play area also features an adult seating area with complimentary charging ports and Wi-Fi.

The fastest way to get to downtown Seattle from SEA is by taxi. Taxis at this airport are usually stationed on the 3rd Floor of the parking garage on the north and south curb. If you're not in a rush, you can take a short walk to the light rail station. Here, you'll board one of the light rail trains that run from the station to Westlake Center in downtown Seattle every 30min.

If you need any sort of assistance at SLC, head to the baggage areas of any of the terminals. Across the baggage area you’ll go to, you’ll see an information desk managed by airport staff. Given all the staff at this airport are exceedingly friendly, you can count on them to provide you with the assistance you require.