HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Grand Forks

$427+ Cheap flights from Chicago (CHI) to Grand Forks (GFK)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — GFK
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Chicago to Grand Forks with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Chicago to Grand Forks

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 17, 2025.

Round-trip from

$427
(Delta)
From Chicago (CHI) to Grand Forks
Search Deals

Find flight deals from Chicago to Grand Forks

Cheapest flights from Chicago to Grand Forks
Explore the most affordable flight options available from Chicago to Grand Forks. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Delta deal was found by Cheapflights users on 9/15. 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 9/309:20 amMDW - GFK
1 stop6h 19mDelta
Sat 10/412:21 pmGFK - MDW
1 stop5h 14mDelta
Deal found 9/15$427
This Delta deal was found by Cheapflights users on 9/15. 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 9/306:15 amORD - GFK
1 stop5h 18mDelta
Sat 10/45:03 amGFK - ORD
1 stop3h 25mDelta
Deal found 9/15$427
This Delta deal was found by Cheapflights users on 9/16. 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 10/259:20 amMDW - GFK
1 stop6h 20mDelta
Fri 10/315:05 amGFK - MDW
1 stop3h 50mDelta
Deal found 9/16$537
This Delta deal was found by Cheapflights users on 9/16. 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 10/166:08 amORD - GFK
1 stop5h 27mDelta
Thu 10/2312:20 pmGFK - ORD
1 stop4h 30mDelta
Deal found 9/16$557
This Delta deal was found by Cheapflights users on 9/14. 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 9/209:20 amMDW - GFK
1 stop6h 19mDelta
Sun 9/215:03 amGFK - MDW
1 stop3h 46mDelta
Deal found 9/14$577
This Delta deal was found by Cheapflights users on 9/14. 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.
Fri 9/196:15 amORD - GFK
1 stop5h 18mDelta
Sun 9/215:03 amGFK - ORD
1 stop3h 22mDelta
Deal found 9/14$577
This Delta deal was found by Cheapflights users on 9/14. 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 9/207:10 amORD - GFK
2 stops8h 29mDelta
Sun 9/215:03 amGFK - ORD
1 stop3h 22mDelta
Deal found 9/14$582
This Delta deal was found by Cheapflights users on 9/15. 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 11/259:41 amMDW - GFK
1 stop6h 09mDelta
Sat 11/295:00 amGFK - MDW
1 stop4h 01mDelta
Deal found 9/15$607
This Delta deal was found by Cheapflights users on 9/15. 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 11/256:00 amORD - GFK
1 stop5h 39mDelta
Sat 11/294:30 pmGFK - ORD
1 stop5h 06mDelta
Deal found 9/15$607
This Delta deal was found by Cheapflights users on 9/15. 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.
Mon 10/137:10 pmMDW - GFK
1 stop3h 37mDelta
Mon 10/2012:20 pmGFK - MDW
1 stop5h 23mDelta
Deal found 9/15$629
This Delta deal was found by Cheapflights users on 9/17. 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.
Mon 10/135:40 pmORD - GFK
1 stop5h 07mDelta
Wed 10/155:05 amGFK - ORD
1 stop6h 30mDelta
Deal found 9/17$818
This Delta deal was found by Cheapflights users on 9/14. 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.
Fri 9/199:20 amMDW - GFK
1 stop6h 19mDelta
Sun 9/215:03 amGFK - MDW
1 stop3h 46mDelta
Deal found 9/14$893

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago 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 17, 2025.
Use the filters below to find and compare flights from Chicago to Grand Forks that are best for you.

Fly from

Chicago

Fly to

Grand Forks

Route

Depart

Return

Price

ChicagoGrand Forks

MDW - GFK

MDWGFK

Chicago Midway

Tue 9/30

9:20 am-3:39 pm

1 stop6h 19m

Grand Forks

Sat 10/4

12:21 pm-5:35 pm

1 stop5h 14m

$427

ChicagoGrand Forks

ORD - GFK

ORDGFK

Chicago O'Hare Intl

Tue 9/30

6:15 am-11:33 am

1 stop5h 18m

Grand Forks

Sat 10/4

5:03 am-8:28 am

1 stop3h 25m

$427

ChicagoGrand Forks

MDW - GFK

MDWGFK

Chicago Midway

Sat 10/25

9:20 am-3:40 pm

1 stop6h 20m

Grand Forks

Fri 10/31

5:05 am-8:55 am

1 stop3h 50m

$537

ChicagoGrand Forks

ORD - GFK

ORDGFK

Chicago O'Hare Intl

Thu 10/16

6:08 am-11:35 am

1 stop5h 27m

Grand Forks

Thu 10/23

12:20 pm-4:50 pm

1 stop4h 30m

$557

ChicagoGrand Forks

MDW - GFK

MDWGFK

Chicago Midway

Tue 11/25

9:41 am-3:50 pm

1 stop6h 09m

Grand Forks

Sat 11/29

5:00 am-9:01 am

1 stop4h 01m

$607

ChicagoGrand Forks

ORD - GFK

ORDGFK

Chicago O'Hare Intl

Tue 11/25

6:00 am-11:39 am

1 stop5h 39m

Grand Forks

Sat 11/29

4:30 pm-9:36 pm

1 stop5h 06m

$607

ChicagoGrand Forks

MDW - GFK

MDWGFK

Chicago Midway

Mon 10/13

7:10 pm-10:47 pm

1 stop3h 37m

Grand Forks

Mon 10/20

12:20 pm-5:43 pm

1 stop5h 23m

$629

ChicagoGrand Forks

ORD - GFK

ORDGFK

Chicago O'Hare Intl

Mon 10/13

5:40 pm-10:47 pm

1 stop5h 07m

Grand Forks

Wed 10/15

5:05 am-11:35 am

1 stop6h 30m

$818

ChicagoGrand Forks

MDW - GFK

MDWGFK

Chicago Midway

Mon 10/13

7:10 pm-10:47 pm

1 stop3h 37m

Grand Forks

Wed 10/15

12:20 pm-5:43 pm

1 stop5h 23m

$959

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Chicago to Grand Forks

Have a flexible travel schedule? Discover the best time to fly to Grand Forks from Chicago 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 Chicago to Grand Forks

What is the cheapest month to book a flight from Chicago to Grand Forks?

Currently, May is the cheapest month in which you can book a flight from Chicago to Grand Forks (average of $481). Flying from Chicago 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.

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 Chicago?

    Grand Forks (GFK) is the airport you will fly into if you book a flight from Chicago to Grand Forks. You should not have trouble finding flights to Grand Forks from Chicago; the airport handles an average of 0 inbound flights from Chicago per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Grand Forks airport from Chicago. It is only a 6.8 mi journey from Grand Forks (GFK) to Grand Forks’s city center.

  • How long is the flight from Chicago to Grand Forks?

    Delta can get you from Chicago to Grand Forks in just under 6h 19m. Your travel time can differ by up to . There are 627 mi between Chicago and Grand Forks.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago 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 Chicago to Grand Forks?

    Currently, May is the cheapest month in which you can book a flight from Chicago to Grand Forks (average of $481). Flying from Chicago 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.