$180 Cheap Delta flights Seattle (SEA) to St. George (SGU)

Scoring cheap one-way Delta Air Lines flights from SEA to SGU from $180 on Expedia is easy — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly round-trip fares from $238 for your next adventure.**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.

Delta Air Lines flights to St. George are typically more affordable in the quieter months of January and December. Whether you’re after a one-way or a return ticket, you could score a better deal then.

For cheap Delta Air Lines fares from Seattle - Tacoma Intl. Airport (SEA) to St. George Airport (SGU), start searching one to three months before your planned 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 impact how much you pay. Sunday is typically the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey 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.

Click on the “Nonstop” filter when browsing for direct Delta Air Lines flights from SEA to SGU. It’s also an easy way to compare other carriers offering the same direct trip.

Browse Delta Air Lines’s earliest flights from SEA to SGU by checking the “Early Morning” and “Morning” filters. Not only will you arrive sooner, early departures also experience 20% fewer cancellations.**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.

St. George Airport (SGU) is the primary St. George hub for Delta Air Lines flights from Seattle - Tacoma Intl. Airport (SEA).

Jetting off from SEA to SGU with Delta Air Lines comes with plenty of perks, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That’s in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of ticket you purchased, a fee will generally apply if you modify or cancel your booking more than 24 hours after it’s been confirmed. To secure plane tickets with more flexibility, select our “Changes included” and “No cancel fee” boxes when searching for flights. For additional information on changing or canceling your reservation, go to “Trips,” select your flight and click on “Manage Booking.”