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Grand Forks

$339+ Cheap flights from Dulles Intl (IAD) to Grand Forks (GFK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — GFK
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Dulles Intl to Grand Forks

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Grand Forks (GFK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$427
(Delta)

One-way from

$339
(Delta)

Popular in

July

Cheapest in

September

Average price

$429
From Washington, D.C. Dulles Intl to Grand Forks
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One-way flight from Washington, D.C. Dulles Intl to Grand Forks
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Highest demand for flights based on searches. 2% potential increase in price ($13 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Dulles Intl to Grand Forks

Cheapest flights from Dulles Intl to Grand Forks
Explore the most affordable flight options available from Dulles Intl to Grand Forks. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:18 amIAD - GFK
1 stop6h 17mDelta
Sat 11/84:20 pmGFK - IAD
1 stop6h 19mDelta
Deal found 9/10$427
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/167:05 pmIAD - GFK
1 stop4h 53mDelta
Tue 9/234:19 pmGFK - IAD
1 stop6h 19mDelta
Deal found 9/9$587
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:18 amIAD - GFK
1 stop6h 17mDelta
Sun 11/1612:19 pmGFK - IAD
1 stop5h 00mDelta
Deal found 9/9$633
This Delta deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/237:05 pmIAD - GFK
1 stop4h 53mDelta
Wed 9/244:19 pmGFK - IAD
1 stop6h 19mDelta
Deal found 9/9$777

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Grand Forks that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Grand Forks that are best for you.

Fly from

Dulles Intl

Fly to

Grand Forks

Route

Depart

Return

Price

Washington, D.C.Grand Forks

IAD - GFK

IADGFK

Washington, D.C. Dulles Intl

Thu 11/6

6:18 am-11:35 am

1 stop6h 17m

Grand Forks

Sat 11/8

4:20 pm-11:39 pm

1 stop6h 19m

$427

Washington, D.C.Grand Forks

IAD - GFK

IADGFK

Washington, D.C. Dulles Intl

Tue 9/16

7:05 pm-10:58 pm

1 stop4h 53m

Grand Forks

Tue 9/23

4:19 pm-11:38 pm

1 stop6h 19m

$587

Washington, D.C.Grand Forks

IAD - GFK

IADGFK

Washington, D.C. Dulles Intl

Sat 11/8

6:18 am-11:35 am

1 stop6h 17m

Grand Forks

Sun 11/16

12:19 pm-6:19 pm

1 stop5h 00m

$633

Washington, D.C.Grand Forks

IAD - GFK

IADGFK

Washington, D.C. Dulles Intl

Tue 9/23

7:05 pm-10:58 pm

1 stop4h 53m

Grand Forks

Wed 9/24

4:19 pm-11:38 pm

1 stop6h 19m

$777

Washington, D.C.Grand Forks

IAD - GFK

IADGFK

Washington, D.C. Dulles Intl

Wed 10/15

6:18 am-11:35 am

1 stop6h 17m

$339

Washington, D.C.Grand Forks

IAD - GFK

IADGFK

Washington, D.C. Dulles Intl

Wed 9/24

11:58 am-3:39 pm

1 stop4h 41m

$389

Washington, D.C.Grand Forks

IAD - GFK

IADGFK

Washington, D.C. Dulles Intl

Wed 10/15

9:50 pm-2:06 pm

2 stops17h 16m

$455

Washington, D.C.Grand Forks

IAD - GFK

IADGFK

Washington, D.C. Dulles Intl

Sun 9/21

6:15 am-11:33 am

1 stop6h 18m

$479

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from Dulles Intl to Grand Forks

Have a flexible travel schedule? Discover the best time to fly to Grand Forks from Dulles Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Dulles Intl Airport to Grand Forks

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Grand Forks?

Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Grand Forks (average of $481). Flying from Washington, D.C. Dulles Intl Airport to Grand Forks in March is currently the most expensive (average of $579). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Grand Forks

Get insights into the airlines that provide service to Grand Forks. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Grand Forks. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown Delta from Washington, D.C. Dulles Intl Airport to Grand Forks. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.9

Overall

8.0

Food

7.3

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Grand Forks. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Grand Forks from Washington, D.C. Dulles Intl?

    For a flight from Washington, D.C. Dulles Intl to Grand Forks, you will be flying into Grand Forks. Grand Forks (GFK) is just 6.8 mi from the center of the city. Grand Forks is the only Grand Forks airport and it handles 0 inbound flights from Washington, D.C. Dulles Intl per day. 1 airline has flights to Grand Forks from Washington, D.C. Dulles Intl on a regular basis.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Grand Forks?

    Delta can get you from Washington, D.C. Dulles Intl Airport to Grand Forks in just under 6h 17m. Your travel time can differ by up to . Airlines will cover a distance of 1163 mi.

  • What is the cheapest airline to fly from Washington, D.C. Dulles Intl Airport to Grand Forks round-trip?

    Our cheapest airline available from Washington, D.C. Dulles Intl Airport to Grand Forks is Delta. Our recent data shows that you can find tickets from as low as $466 on this airline.

  • Can I find deals for flights from Dulles Intl to Grand Forks that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Grand Forks flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Grand Forks?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dulles Intl to Grand Forks.

  • Can I find deals for business class flights from Dulles Intl to Grand Forks?

    Yes. Cheapflights offers flight deals from Dulles Intl to Grand Forks by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Grand Forks?

    Currently, May is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Grand Forks (average of $481). Flying from Washington, D.C. Dulles Intl Airport to Grand Forks in March is currently the most expensive (average of $579). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Dulles Intl to Grand Forks

Discover the top airline that operate flights from Dulles Intl to Grand Forks. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$466Average$589FlexibilityNo cancel feeOn-timeN/A

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