$100 Cheap Flights from Seattle (SEA) to Gulfport (GPT)

View $100 flight on Fri, Jul 4, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from Seattle to Gulfport (SEA-GPT)

Prices were available within the past 7 days and start at $100 for one-way flights and $213 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, May 30 - Sat, Jun 7
SEA
Seattle
GPT
Gulfport
$213 Roundtrip, found 6 hours ago
$213
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Fri, May 30 from Seattle to Gulfport, returning Sat, Jun 7, priced at $213 found 6 hours ago
United
Wed, Oct 15 - Wed, Oct 22
SEA
Seattle
GPT
Gulfport
$227 Roundtrip, found 1 hour ago
$227
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Oct 15 from Seattle to Gulfport, returning Wed, Oct 22, priced at $227 found 1 hour ago
United
Mon, Jul 14 - Tue, Jul 22
SEA
Seattle
GPT
Gulfport
$228 Roundtrip, found 4 days ago
$228
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jul 14 from Seattle to Gulfport, returning Tue, Jul 22, priced at $228 found 4 days ago
United
Wed, Oct 15 - Wed, Oct 22
SEA
Seattle
GPT
Gulfport
$230 Roundtrip, found 1 hour ago
$230
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Oct 15 from Seattle to Gulfport, returning Wed, Oct 22, priced at $230 found 1 hour ago
United
Wed, Aug 6 - Wed, Aug 13
SEA
Seattle
GPT
Gulfport
$232 Roundtrip, just found
$232
Roundtrip
just found
Select United flight, departing Wed, Aug 6 from Seattle to Gulfport, returning Wed, Aug 13, priced at $232 just found
United
Wed, Aug 6 - Wed, Aug 13
SEA
Seattle
GPT
Gulfport
$235 Roundtrip, just found
$235
Roundtrip
just found
Select United flight, departing Wed, Aug 6 from Seattle to Gulfport, returning Wed, Aug 13, priced at $235 just found
United
Wed, Aug 20 - Wed, Aug 27
SEA
Seattle
GPT
Gulfport
$237 Roundtrip, found 8 hours ago
$237
Roundtrip
found 8 hours ago
Select United flight, departing Wed, Aug 20 from Seattle to Gulfport, returning Wed, Aug 27, priced at $237 found 8 hours ago
Delta
Thu, May 29 - Wed, Jun 11
SEA
Seattle
GPT
Gulfport
$239 Roundtrip, found 4 days ago
$239
Roundtrip
found 4 days ago
Select Delta flight, departing Thu, May 29 from Seattle to Gulfport, returning Wed, Jun 11, priced at $239 found 4 days ago
Delta
Thu, May 29 - Wed, Jun 4
SEA
Seattle
GPT
Gulfport
$250 Roundtrip, found 3 days ago
$250
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, May 29 from Seattle to Gulfport, returning Wed, Jun 4, priced at $250 found 3 days ago
Alaska Airlines
Wed, Oct 1 - Tue, Oct 14
SEA
Seattle
GPT
Gulfport
$327 Roundtrip, found 2 days ago
$327
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Oct 1 from Seattle to Gulfport, returning Tue, Oct 14, priced at $327 found 2 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
Roundtrip price
$212
Distance
2113 mi

Seattle to Gulfport Flights

The cheapest times to fly from Seattle to Gulfport

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Gulfport are during the month of May. You can find some of the cheapest flights from Seattle to Gulfport with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Seattle to Gulfport

Sunday is one of the best days to book for cheap flights from Seattle to Gulfport: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Seattle to Gulfport

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Gulfport in 2025. You can also book with separate airlines for your outbound and return journeys, from $100 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Gulfport flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Gulfport airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Gulfport - Biloxi Intl. Airport (GPT) cost?
Discover the latest flight deals from SEA to GPT by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from SEA to GPT?
The cheapest flights from SEA to GPT are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from SEA to GPT?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SEA to GPT. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Gulfport - Biloxi Intl. Airport (GPT)?
You’ll have to take a flight with a layover when traveling from Seattle - Tacoma Intl. Airport (SEA) to Gulfport - Biloxi Intl. Airport (GPT). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from SEA to GPT?
You’ll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Gulfport - Biloxi Intl. Airport (GPT)?
To touch down at Gulfport - Biloxi Intl. Airport (GPT) without delays, book a flight that takes off from Seattle - Tacoma Intl. Airport (SEA) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Gulfport - Biloxi Intl. Airport (GPT) last-minute?
Booking your ticket from SEA to GPT just before your trip is generally more expensive. However, if there’s some wiggle room with your departure times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a SEA to GPT flight and hotel package?
You’ll typically save money by securing a SEA to GPT flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s easy to manage it all in one convenient place. Once you’ve chosen your ideal accommodations and flights, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Gulfport - Biloxi Intl. Airport (GPT)?
It’s generally possible to reschedule or cancel your SEA to GPT flight. However, for bookings made more than 24 hours ago, additional charges may apply. Check your airline’s policies in your itinerary to see what changes are possible and whether any costs are involved. You’ll also find further details on our Customer Service portal.

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*Available to One Key members.