$74 Cheap Frontier Airlines flights Salt Lake City (SLC) to Seattle (SEA)

Grab affordable round-trip Frontier Airlines flights from $148 from SLC to SEA by organizing your results from “Price (lowest to highest)” on Expedia. Or look for deals from $74 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Look for round-trip or one-way flights to Seattle in January or February. You could find lower fares with Frontier Airlines during these off-peak travel months.

For cheap Frontier Airlines fares from Salt Lake City Intl. Airport (SLC) to Seattle - Tacoma Intl. Airport (SEA), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect what you pay. Sunday is usually the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Hop on one of Frontier Airlines’s 2 weekly direct flights from Salt Lake City Intl. Airport (SLC) to Seattle - Tacoma Intl. Airport (SEA). To see your options, enter your destination, origin and dates and hit search. Then select the “Nonstop” and “Airline” filters.

From takeoff to arrival, a nonstop Frontier Airlines flight from Salt Lake City Intl. Airport (SLC) to Seattle - Tacoma Intl. Airport (SEA) takes approximately 2h 18m.

The first flight from SLC to SEA with Frontier Airlines departs at 10:02AM UTC-7. You’ll touch down at 11:20AM UTC-8. The last Frontier Airlines flight of the day takes off at 10:02AM UTC-7 and arrives at 11:20AM UTC-8. With approximately 20% fewer cancellations for departures before midday, jetting out early is generally the smartest choice.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Frontier Airlines flights from Salt Lake City Intl. Airport (SLC) to Seattle come in to Seattle - Tacoma Intl. Airport (SEA). This is the main gateway to this city.

A rewarding loyalty program and the opportunity to collect points through Frontier Miles are the start of the reasons to jet off from SLC to SEA with Frontier Airlines. Plus, by joining Expedia’s free One Key™ program, you can earn OneKeyCash™* on top of Frontier Airlines’s loyalty program earnings. It’s yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You’ll most likely travel on an Airbus A320neo for your Frontier Airlines flight from Salt Lake City Intl. Airport (SLC) to Seattle - Tacoma Intl. Airport (SEA). However, you may be switched to a different aircraft if operational demands require it.

In most cases, you can cancel or change your flight, although there may be additional fees if you booked over 24 hours ago. Need flexible options? Use Expedia’s “Changes included” and “No cancel fee” filters to find flights that won’t charge you extra if you have to revise your plans. To update your booking, visit “Trips,” select your flight and click on “Manage Booking” for more information.