$339 Cheap Flights from Washington (IAD) to Grand Forks (GFK)

View $339 flight on Wed, Mar 25, 2026Opens in a new window

Popular airlines from Washington Dulles Intl. Airport (IAD) to Grand Forks, ND (GFK-Grand Forks Intl.)

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Cheap Flights from Washington to Grand Forks (IAD-GFK)

Prices were available within the past 7 days and start at $339 for one-way flights and $410 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Apr 4 - Tue, Apr 7
IAD
Washington
GFK
Grand Forks
$410 Roundtrip, found 3 days ago
$410
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Apr 4 from Washington to Grand Forks, returning Tue, Apr 7, priced at $410 found 3 days ago
Delta
Sun, Apr 5 - Sat, Apr 11
IAD
Washington
GFK
Grand Forks
$415 Roundtrip, found 3 days ago
$415
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Apr 5 from Washington to Grand Forks, returning Sat, Apr 11, priced at $415 found 3 days ago
Delta
Sat, Apr 4 - Mon, Apr 13
IAD
Washington
GFK
Grand Forks
$420 Roundtrip, found 3 days ago
$420
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Apr 4 from Washington to Grand Forks, returning Mon, Apr 13, priced at $420 found 3 days ago
Delta
Sun, Apr 5 - Mon, Apr 13
IAD
Washington
GFK
Grand Forks
$422 Roundtrip, found 3 days ago
$422
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Apr 5 from Washington to Grand Forks, returning Mon, Apr 13, priced at $422 found 3 days ago
Delta
Thu, Apr 9 - Mon, Apr 13
IAD
Washington
GFK
Grand Forks
$427 Roundtrip, found 3 days ago
$427
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Apr 9 from Washington to Grand Forks, returning Mon, Apr 13, priced at $427 found 3 days ago
Delta
Sat, Apr 4 - Fri, Apr 10
IAD
Washington
GFK
Grand Forks
$456 Roundtrip, found 3 days ago
$456
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Apr 4 from Washington to Grand Forks, returning Fri, Apr 10, priced at $456 found 3 days ago
Delta
Fri, Apr 10 - Mon, Apr 13
IAD
Washington
GFK
Grand Forks
$463 Roundtrip, found 3 days ago
$463
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Apr 10 from Washington to Grand Forks, returning Mon, Apr 13, priced at $463 found 3 days ago
Delta
Mon, Nov 24 - Thu, Nov 27
IAD
Washington
GFK
Grand Forks
$464 Roundtrip, found 2 days ago
$464
Roundtrip
found 2 days ago
Select Delta flight, departing Mon, Nov 24 from Washington to Grand Forks, returning Thu, Nov 27, priced at $464 found 2 days ago
Delta
Wed, Nov 19 - Wed, Dec 3
IAD
Washington
GFK
Grand Forks
$467 Roundtrip, found 4 days ago
$467
Roundtrip
found 4 days ago
Select Delta flight, departing Wed, Nov 19 from Washington to Grand Forks, returning Wed, Dec 3, priced at $467 found 4 days ago
United
Sat, Mar 21 - Sun, Mar 29
IAD
Washington
GFK
Grand Forks
$1,251 Roundtrip, just found
$1,251
Roundtrip
just found
Select United flight, departing Sat, Mar 21 from Washington to Grand Forks, returning Sun, Mar 29, priced at $1,251 just found

Frequently asked questions

How much does a flight from Washington Dulles Intl. Airport (IAD) to Grand Forks Intl. Airport (GFK) cost?
Lock in a cheap one-way flight from $339 or cheap return flight from $410 from Washington Dulles Intl. Airport (IAD) to Grand Forks Intl. Airport (GFK) 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 Washington Dulles Intl. Airport (IAD) to Grand Forks Intl. Airport (GFK)?
April is the cheapest month to fly from IAD to GFK. Traveling during quieter months is often the key to scoring lower fares.
What is the cheapest airline that flies from Washington Dulles Intl. Airport (IAD) to Grand Forks Intl. Airport (GFK)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from IAD to GFK. Then, sort your results by "Price (lowest to highest)" to snap up a good deal.
How many flights per day from Washington Dulles Intl. Airport (IAD) to Grand Forks Intl. Airport (GFK)?
You'll have to book a flight with a layover when traveling from Washington Dulles Intl. Airport (IAD) to Grand Forks Intl. Airport (GFK). Direct flights don't operate daily on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from IAD to GFK?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on various factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Washington Dulles Intl. Airport (IAD) to Grand Forks Intl. Airport (GFK)?
To land at Grand Forks Intl. Airport (GFK) on schedule, choose a flight that leaves Washington Dulles Intl. Airport (IAD) before 3 PM. The likelihood 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 Washington Dulles Intl. Airport (IAD) to Grand Forks Intl. Airport (GFK) last-minute?
Waiting until just before your trip to book a ticket from IAD to GFK generally means paying more. While you might find some last-minute discounts, there's no guarantee. Allow some flexibility in your schedule to maximize your chances of landing a bargain.
Is it cheaper to book an IAD to GFK flight and hotel package?
Compared with arranging hotels and flights separately, booking an IAD to GFK flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one convenient place will take the hassle out of travel planning. Simply pick your flights and choose from our wide range of stays, then customize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Washington Dulles Intl. Airport (IAD) to Grand Forks Intl. Airport (GFK)?
If you reserved your IAD to GFK 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 have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Grand Forks Intl.
Roundtrip price
$409
Distance
1163 mi

Book with confidence

Washington to Grand Forks Flights

The cheapest times to fly from Washington to Grand Forks

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 Washington to Grand Forks are during the month of April. You can find some of the cheapest flights from Washington to Grand Forks with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Washington to Grand Forks: 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 Washington to Grand Forks

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 Washington to Grand Forks in 2025. You can also book with separate airlines for your outbound and return journeys, from $339 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 Washington to Grand Forks 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 Washington to Grand Forks 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.

 

Washington to Grand Forks Flights

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*Available to One Key members.