$158 Cheap Alaska Airlines flights Seattle (SEA) to Gulfport (GPT)

View $158 flight on Wed, Oct 8, 2025Opens in a new window

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

$158 Cheap Alaska Airlines flights Seattle (SEA) to Gulfport (GPT)

Prices were available within the past 7 days and start at $158 for one-way flights and $267 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, Oct 7 - Tue, Oct 21
SEA
Seattle
GPT
Gulfport
$267 Roundtrip, found 14 hours ago
$267
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Tue, Oct 7 from Seattle to Gulfport, returning Tue, Oct 21, priced at $267 found 14 hours ago
Alaska Airlines
Sun, Aug 31 - Sat, Sep 6
SEA
Seattle
GPT
Gulfport
$291 Roundtrip, found 3 days ago
$291
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sun, Aug 31 from Seattle to Gulfport, returning Sat, Sep 6, priced at $291 found 3 days ago
Alaska Airlines
Fri, Sep 5 - Mon, Sep 8
SEA
Seattle
GPT
Gulfport
$299 Roundtrip, found 14 hours ago
$299
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Fri, Sep 5 from Seattle to Gulfport, returning Mon, Sep 8, priced at $299 found 14 hours ago
Alaska Airlines
Sun, Aug 31 - Tue, Sep 9
SEA
Seattle
GPT
Gulfport
$307 Roundtrip, found 5 days ago
$307
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Sun, Aug 31 from Seattle to Gulfport, returning Tue, Sep 9, priced at $307 found 5 days ago
Alaska Airlines
Wed, Jul 23 - Mon, Jul 28
PAE
Seattle
GPT
Gulfport
$844 Roundtrip, found 6 days ago
$844
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Jul 23 from Seattle to Gulfport, returning Mon, Jul 28, priced at $844 found 6 days ago
Alaska Airlines
Wed, Jul 23 - Mon, Jul 28
PAE
Seattle
GPT
Gulfport
$848 Roundtrip, found 6 days ago
$848
Roundtrip
found 6 days ago
Select Alaska Airlines flight, departing Wed, Jul 23 from Seattle to Gulfport, returning Mon, Jul 28, priced at $848 found 6 days ago
Flights from Seattle (SEA) to Gulfport (GPT)
Origin airport
Seattle - Tacoma Intl.
Destination airport
Gulfport - Biloxi Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Popular airline
Alaska Airlines
Distance
2113 mi

Frequently asked questions

How much is an Alaska Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Gulfport - Biloxi Intl. Airport (GPT)?
Set the "Price (lowest to highest)" filter on Expedia to look for cheap Alaska Airlines round-trip flights from $267 from SEA to GPT. Affordable one-way options from $158 are also available.**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.
What is the cheapest month to fly from SEA to GPT with Alaska Airlines?
January is one of the least expensive months to jet off to Gulfport with Alaska Airlines. You could also find great deals on return and one-way tickets in November.
What is the cheapest time to book flights from Seattle - Tacoma Intl. Airport (SEA) to Gulfport - Biloxi Intl. Airport (GPT) with Alaska Airlines?
To find cheap Alaska Airlines fares from Seattle - Tacoma Intl. Airport (SEA) to Gulfport - Biloxi Intl. Airport (GPT), 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 affect the overall price. 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.
Does Alaska Airlines fly nonstop from Seattle - Tacoma Intl. Airport (SEA) to Gulfport - Biloxi Intl. Airport (GPT)?
Use our "Nonstop" filter when searching for direct Alaska Airlines flights from SEA to GPT. It's also a good way to compare other airlines servicing the same nonstop trip.
What is the earliest Alaska Airlines flight from SEA to GPT?
Browse Alaska Airlines's earliest flights from SEA to GPT by checking the "Morning" and "Early Morning" filters. Not only will you get to where you're going 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.
What airports does Alaska Airlines fly into in Gulfport?
Hop on an Alaska Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Gulfport, and you'll likely land at Gulfport - Biloxi Intl. Airport (GPT). This is the airline's primary hub in this city.
Why fly with Alaska Airlines from SEA to GPT?
Alaska Airlines makes traveling from SEA to GPT more enjoyable with top-tier customer service and an excellent in-flight experience. You could even start earning points with Mileage Plan. Be sure to sign up to our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Alaska Airlines flight from Seattle - Tacoma Intl. Airport (SEA) to Gulfport - Biloxi Intl. Airport (GPT)?
Changes are typically free within 24 hours of making your booking, but your airline may add a charge after that time. For more details about modifying your reservation, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to change your itinerary without being charged, apply the "No cancel fee" or "Changes included" filter when organizing your next getaway.

Explore a world of travel with Expedia

*Available to One Key members.