C$ 209 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 8:28 am
• Latest: departs at 10:45 pm and lands at 1:08 am.

The flight takes about 2h 23m.

Only Economy Class is available on flights from Salt Lake City to Seattle.

A direct flight from Salt Lake City to Seattle takes 2h 23m, covering 1,780 km.

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 C$ 251 to C$ 490, with an average of C$ 369 over the past 12 months. Anything below C$ 251 counts as a good deal.

Last-minute fares on this route – booked within 2 weeks of departure – run 61% above the route average of C$ 369. Book 4 weeks before departure for the lowest fares.

On this route, layover flights are cheaper than direct options on average. Layover fares average C$ 219 round-trip via Portland (PDX), compared to C$ 376 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge C$ 49–C$ 140 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% leaving in that window. Afternoon departures account for 30%, Evening flights for 20%, and Night flights for 10%.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about C$ 268 to C$ 1,130. That means the highest observed fare was about 4x higher than the lowest one.

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 C$ 234, which is 11% below the typical average for this route.

Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around C$ 5 for economy cars. Top options include:
• Fox
• Europcar
• Thrifty
• Budget
• Dollar

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) – 82% of one-stop connections
• Las Vegas Harry Reid Intl (LAS) – 10% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) – 4% of one-stop connections
• Portland (PDX) – 2% of one-stop connections

Denver Intl (DEN) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 28% on the Salt Lake City to Seattle route. Friday is the cheapest departure day at C$ 314 round-trip on average, while Sunday is the most expensive at C$ 430, a difference of C$ 116. 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 direct 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 20m 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 Lumen Field, T-Mobile Park, and Seattle Waterfront. 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 carry-on bag and a checked bag in Economy Class
• Delta: a carry-on 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 travellers should check the fare details before booking.