$564 Cheap Flights from Grand Forks (GFK) to Harrisburg (MDT)

View $564 flight on Wed, Sep 10, 2025Opens in a new window

Popular airlines from Grand Forks, ND (GFK-Grand Forks Intl.) to Harrisburg Intl. Airport (MDT)

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Cheap Flights from Grand Forks to Harrisburg (GFK-MDT)

Prices were available within the past 7 days and start at $564 for one-way flights and $407 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Dec 25 - Thu, Jan 1
GFK
Grand Forks
MDT
Harrisburg
$407 Roundtrip, found 1 hour ago
$407
Roundtrip
found 1 hour ago
Select Delta flight, departing Thu, Dec 25 from Grand Forks to Harrisburg, returning Thu, Jan 1, priced at $407 found 1 hour ago
Delta
Wed, Dec 24 - Thu, Jan 1
GFK
Grand Forks
MDT
Harrisburg
$428 Roundtrip, found 1 hour ago
$428
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Dec 24 from Grand Forks to Harrisburg, returning Thu, Jan 1, priced at $428 found 1 hour ago
Delta
Thu, Dec 25 - Fri, Jan 2
GFK
Grand Forks
MDT
Harrisburg
$457 Roundtrip, found 1 hour ago
$457
Roundtrip
found 1 hour ago
Select Delta flight, departing Thu, Dec 25 from Grand Forks to Harrisburg, returning Fri, Jan 2, priced at $457 found 1 hour ago
Delta
Tue, Dec 23 - Thu, Jan 1
GFK
Grand Forks
MDT
Harrisburg
$478 Roundtrip, found 1 hour ago
$478
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Dec 23 from Grand Forks to Harrisburg, returning Thu, Jan 1, priced at $478 found 1 hour ago
Delta
Wed, Dec 24 - Fri, Jan 2
GFK
Grand Forks
MDT
Harrisburg
$478 Roundtrip, found 1 hour ago
$478
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Dec 24 from Grand Forks to Harrisburg, returning Fri, Jan 2, priced at $478 found 1 hour ago
Delta
Thu, Dec 25 - Wed, Dec 31
GFK
Grand Forks
MDT
Harrisburg
$516 Roundtrip, found 1 hour ago
$516
Roundtrip
found 1 hour ago
Select Delta flight, departing Thu, Dec 25 from Grand Forks to Harrisburg, returning Wed, Dec 31, priced at $516 found 1 hour ago
Delta
Tue, Dec 23 - Fri, Jan 2
GFK
Grand Forks
MDT
Harrisburg
$528 Roundtrip, found 1 hour ago
$528
Roundtrip
found 1 hour ago
Select Delta flight, departing Tue, Dec 23 from Grand Forks to Harrisburg, returning Fri, Jan 2, priced at $528 found 1 hour ago
Delta
Thu, Dec 25 - Mon, Dec 29
GFK
Grand Forks
MDT
Harrisburg
$536 Roundtrip, found 1 hour ago
$536
Roundtrip
found 1 hour ago
Select Delta flight, departing Thu, Dec 25 from Grand Forks to Harrisburg, returning Mon, Dec 29, priced at $536 found 1 hour ago
Delta
Wed, Dec 24 - Wed, Dec 31
GFK
Grand Forks
MDT
Harrisburg
$537 Roundtrip, found 1 hour ago
$537
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Dec 24 from Grand Forks to Harrisburg, returning Wed, Dec 31, priced at $537 found 1 hour ago
Delta
Wed, Dec 24 - Mon, Dec 29
GFK
Grand Forks
MDT
Harrisburg
$557 Roundtrip, found 1 hour ago
$557
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, Dec 24 from Grand Forks to Harrisburg, returning Mon, Dec 29, priced at $557 found 1 hour ago
Flights from Grand Forks (GFK) to Harrisburg (MDT)
Origin airport
Grand Forks Intl.
Destination airport
Harrisburg Intl.
Airlines serving
Delta
Roundtrip price
$407
Distance
1141 mi

Grand Forks to Harrisburg Flights

The cheapest times to fly from Grand Forks 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 Grand Forks to Harrisburg are during the month of December. You can find some of the cheapest flights from Grand Forks to Harrisburg with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Grand Forks to Harrisburg

Sunday is one of the best days to book for cheap flights from Grand Forks 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 Grand Forks 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 Grand Forks to Harrisburg in 2025. You can also book with separate airlines for your outbound and return journeys, from $564 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 Grand Forks 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 Grand Forks 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 Grand Forks Intl. Airport (GFK) to Harrisburg Intl. Airport (MDT) cost?
Grab a cheap one-way flight from $564 or cheap return flight from $407 from Grand Forks Intl. Airport (GFK) to Harrisburg Intl. Airport (MDT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Grand Forks Intl. Airport (GFK) to Harrisburg Intl. Airport (MDT)?
Planning your getaway for December is a great way to save, as it's the cheapest month for flights between GFK and MDT. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Grand Forks Intl. Airport (GFK) to Harrisburg Intl. Airport (MDT)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from GFK to MDT. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Grand Forks Intl. Airport (GFK) to Harrisburg Intl. Airport (MDT)?
Direct flights from Grand Forks Intl. Airport (GFK) to Harrisburg Intl. Airport (MDT) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GFK to MDT?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can vary based on the time of year, carrier 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 Grand Forks Intl. Airport (GFK) to Harrisburg Intl. Airport (MDT)?
Choose a flight from Grand Forks Intl. Airport (GFK) to Harrisburg Intl. Airport (MDT) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Grand Forks Intl. Airport (GFK) to Harrisburg Intl. Airport (MDT) last-minute?
Holding off until right before your break to book a ticket from GFK to MDT generally means paying more. While it's possible to find some last-minute deals, they aren't always guaranteed. Keep your travel schedule open for the best chance of snagging a bargain.
Is it cheaper to book a GFK to MDT flight and hotel package?
Compared with arranging hotels and flights separately, booking a GFK to MDT flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one easy place will take the stress out of planning your trip. Just secure your flights and choose from our wide range of hotels, then customize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Grand Forks Intl. Airport (GFK) to Harrisburg Intl. Airport (MDT)?
In most instances, you can reschedule or cancel your GFK to MDT flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you'd like further details, visit our Customer Service portal.

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*Available to One Key members.