$239 Cheap Flights from Gulfport (GPT) to Harrisburg (MDT)

View $239 flight on Tue, Nov 4, 2025Opens in a new window

Popular airlines from Gulfport - Biloxi Intl. Airport (GPT) to Harrisburg Intl. Airport (MDT)

Cheap Flights from Gulfport to Harrisburg (GPT-MDT)

Prices were available within the past 7 days and start at $239 for one-way flights and $259 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Oct 14 - Sun, Oct 26
GPT
Gulfport
MDT
Harrisburg
$259 Roundtrip, found 1 hour ago
$259
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Oct 14 from Gulfport to Harrisburg, returning Sun, Oct 26, priced at $259 found 1 hour ago
Delta
Fri, Oct 31 - Tue, Nov 18
GPT
Gulfport
MDT
Harrisburg
$264 Roundtrip, found 1 hour ago
$264
Roundtrip
found 1 hour ago
Select Delta flight, departing Fri, Oct 31 from Gulfport to Harrisburg, returning Tue, Nov 18, priced at $264 found 1 hour ago
Delta
Wed, Oct 8 - Sun, Oct 26
GPT
Gulfport
MDT
Harrisburg
$274 Roundtrip, found 1 hour ago
$274
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Oct 8 from Gulfport to Harrisburg, returning Sun, Oct 26, priced at $274 found 1 hour ago
Delta
Tue, Oct 7 - Sat, Oct 18
GPT
Gulfport
MDT
Harrisburg
$279 Roundtrip, found 1 hour ago
$279
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Oct 7 from Gulfport to Harrisburg, returning Sat, Oct 18, priced at $279 found 1 hour ago
Delta
Wed, Oct 8 - Fri, Oct 31
GPT
Gulfport
MDT
Harrisburg
$289 Roundtrip, found 1 hour ago
$289
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Oct 8 from Gulfport to Harrisburg, returning Fri, Oct 31, priced at $289 found 1 hour ago
American Airlines
Tue, Oct 14 - Sat, Oct 18
GPT
Gulfport
MDT
Harrisburg
$301 Roundtrip, found 6 days ago
$301
Roundtrip
found 6 days ago
Select American Airlines flight, departing Tue, Oct 14 from Gulfport to Harrisburg, returning Sat, Oct 18, priced at $301 found 6 days ago
Delta
Wed, Oct 1 - Sat, Oct 18
GPT
Gulfport
MDT
Harrisburg
$306 Roundtrip, found 1 hour ago
$306
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Oct 1 from Gulfport to Harrisburg, returning Sat, Oct 18, priced at $306 found 1 hour ago
Delta
Fri, Oct 10 - Sun, Oct 26
GPT
Gulfport
MDT
Harrisburg
$314 Roundtrip, found 1 hour ago
$314
Roundtrip
found 1 hour ago
Select Delta flight, departing Fri, Oct 10 from Gulfport to Harrisburg, returning Sun, Oct 26, priced at $314 found 1 hour ago
Delta
Wed, Oct 1 - Sun, Oct 19
GPT
Gulfport
MDT
Harrisburg
$316 Roundtrip, found 1 hour ago
$316
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Oct 1 from Gulfport to Harrisburg, returning Sun, Oct 19, priced at $316 found 1 hour ago
United
Thu, Oct 2 - Sat, Oct 11
GPT
Gulfport
MDT
Harrisburg
$404 Roundtrip, found 1 hour ago
$404
Roundtrip
found 1 hour ago
Select United flight, departing Thu, Oct 2 from Gulfport to Harrisburg, returning Sat, Oct 11, priced at $404 found 1 hour ago
Flights from Gulfport (GPT) to Harrisburg (MDT)
Origin airport
Gulfport - Biloxi Intl.
Destination airport
Harrisburg Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$258
Distance
967 mi

Gulfport to Harrisburg Flights

The cheapest times to fly from Gulfport to Harrisburg

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

 

The best time to book a flight from Gulfport to Harrisburg

Sunday is one of the best days to book for cheap flights from Gulfport to Harrisburg: 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 Gulfport to Harrisburg

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 Gulfport to Harrisburg in 2025. You can also book with separate airlines for your outbound and return journeys, from $239 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 Gulfport to Harrisburg 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 Gulfport to Harrisburg 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 Gulfport - Biloxi Intl. Airport (GPT) to Harrisburg Intl. Airport (MDT) cost?
Lock in a cheap one-way flight from $239 or cheap return flight from $259 from Gulfport - Biloxi Intl. Airport (GPT) to Harrisburg Intl. Airport (MDT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Gulfport - Biloxi Intl. Airport (GPT) to Harrisburg Intl. Airport (MDT)?
October is the least expensive month to fly from GPT to MDT. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from Gulfport - Biloxi Intl. Airport (GPT) to Harrisburg Intl. Airport (MDT)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest GPT to MDT flight.
How many flights per day from Gulfport - Biloxi Intl. Airport (GPT) to Harrisburg Intl. Airport (MDT)?
Direct flights from Gulfport - Biloxi Intl. Airport (GPT) to Harrisburg Intl. Airport (MDT) 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 pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GPT to MDT?
Typically you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can vary depending on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Gulfport - Biloxi Intl. Airport (GPT) to Harrisburg Intl. Airport (MDT)?
To avoid possible delays on the Gulfport - Biloxi Intl. Airport (GPT) to Harrisburg Intl. Airport (MDT) route, aim to fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**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 Gulfport - Biloxi Intl. Airport (GPT) to Harrisburg Intl. Airport (MDT) last-minute?
Booking your plane ticket from GPT to MDT shortly before your journey is typically more expensive. However, if there's some wiggle room with your travel times and dates, you could bag a cheap last-minute fare.
Is it cheaper to book a GPT to MDT flight and hotel package?
You'll generally save money by securing a GPT to MDT 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 preferred accommodations and flights, you can add extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Gulfport - Biloxi Intl. Airport (GPT) to Harrisburg Intl. Airport (MDT)?
In most instances, you can cancel or reschedule your GPT to MDT flight. However, additional charges may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you want further details, go to our Customer Service portal.

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*Available to One Key members.