$210 Cheap Flights from Trenton (TTN) to Gulfport (GPT)

View $210 flight on Wed, Oct 1, 2025Opens in a new window

Popular airlines from Trenton–Mercer Airport (TTN) to Gulfport - Biloxi Intl. Airport (GPT)

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Cheap Flights from Trenton to Gulfport (TTN-GPT)

Prices were available within the past 7 days and start at $210 for one-way flights and $420 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Wed, Oct 1 - Wed, Oct 15
TTN
Trenton
GPT
Gulfport
$420 Roundtrip, found 2 days ago
$420
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Oct 1 from Trenton to Gulfport, returning Wed, Oct 15, priced at $420 found 2 days ago
American Airlines
Sat, Oct 4 - Sat, Oct 11
TTN
Trenton
GPT
Gulfport
$420 Roundtrip, found 2 days ago
$420
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Oct 4 from Trenton to Gulfport, returning Sat, Oct 11, priced at $420 found 2 days ago
American Airlines
Wed, Oct 1 - Wed, Oct 15
TTN
Trenton
GPT
Gulfport
$480 Roundtrip, found 2 days ago
$480
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Oct 1 from Trenton to Gulfport, returning Wed, Oct 15, priced at $480 found 2 days ago
American Airlines
Thu, Feb 5 - Sun, Feb 8
TTN
Trenton
GPT
Gulfport
$537 Roundtrip, found 9 hours ago
$537
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Feb 5 from Trenton to Gulfport, returning Sun, Feb 8, priced at $537 found 9 hours ago
American Airlines
Thu, Feb 5 - Sun, Feb 8
TTN
Trenton
GPT
Gulfport
$545 Roundtrip, found 9 hours ago
$545
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Feb 5 from Trenton to Gulfport, returning Sun, Feb 8, priced at $545 found 9 hours ago
American Airlines
Wed, Oct 1 - Wed, Oct 15
TTN
Trenton
GPT
Gulfport
$580 Roundtrip, found 2 days ago
$580
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Oct 1 from Trenton to Gulfport, returning Wed, Oct 15, priced at $580 found 2 days ago
American Airlines
Thu, Feb 5 - Sun, Feb 8
TTN
Trenton
GPT
Gulfport
$588 Roundtrip, found 9 hours ago
$588
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Feb 5 from Trenton to Gulfport, returning Sun, Feb 8, priced at $588 found 9 hours ago
American Airlines
Thu, Feb 5 - Sun, Feb 8
TTN
Trenton
GPT
Gulfport
$597 Roundtrip, found 9 hours ago
$597
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Feb 5 from Trenton to Gulfport, returning Sun, Feb 8, priced at $597 found 9 hours ago
American Airlines
Thu, Feb 5 - Sun, Feb 8
TTN
Trenton
GPT
Gulfport
$605 Roundtrip, found 9 hours ago
$605
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Thu, Feb 5 from Trenton to Gulfport, returning Sun, Feb 8, priced at $605 found 9 hours ago
American Airlines
Fri, Dec 26 - Sun, Dec 28
TTN
Trenton
GPT
Gulfport
$617 Roundtrip, found 5 days ago
$617
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Dec 26 from Trenton to Gulfport, returning Sun, Dec 28, priced at $617 found 5 days ago
Flights from Trenton (TTN) to Gulfport (GPT)
Origin airport
Mercer
Destination airport
Gulfport - Biloxi Intl.
Airlines serving
American Airlines
Roundtrip price
$419
Distance
1051 mi

Trenton to Gulfport Flights

The cheapest times to fly from Trenton 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 Trenton to Gulfport are during the month of October. You can find some of the cheapest flights from Trenton to Gulfport with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Trenton to Gulfport

Sunday is one of the best days to book for cheap flights from Trenton 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 Trenton 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 Trenton to Gulfport in 2025. You can also book with separate airlines for your outbound and return journeys, from $210 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 Trenton 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 Trenton 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 Mercer Airport (TTN) to Gulfport - Biloxi Intl. Airport (GPT) cost?
Discover the latest flight deals from TTN 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 TTN to GPT?
The cheapest flights from TTN 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 TTN to GPT?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from TTN to GPT. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Mercer Airport (TTN) to Gulfport - Biloxi Intl. Airport (GPT)?
Nonstop flights from Mercer Airport (TTN) to Gulfport - Biloxi Intl. Airport (GPT) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from TTN to GPT?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Mercer Airport (TTN) to Gulfport - Biloxi Intl. Airport (GPT)?
To avoid potential delays on the Mercer Airport (TTN) to Gulfport - Biloxi Intl. Airport (GPT) route, aim to fly before 3 PM. Later flights are 22% more likely to be canceled.**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 Mercer Airport (TTN) to Gulfport - Biloxi Intl. Airport (GPT) last-minute?
Last-minute bookings from TTN to GPT are typically more expensive. To lock in the best prices, start searching for flights well ahead of time. That being said, if your travel plans are flexible, you may score a cheap ticket right before you leave.
Is it cheaper to book a TTN to GPT flight and hotel package?
You'll generally save money by booking a TTN 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 everything in one place. After choosing your preferred accommodations and flights, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Mercer Airport (TTN) to Gulfport - Biloxi Intl. Airport (GPT)?
If you booked your TTN to GPT flight in the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you'd like more information.

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*Available to One Key members.