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$309+ Cheap flights from Grand Forks (GFK) to Chicago (CHI)

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 12/27. Fares are subject to change and may not be available on all flights or dates of travel.
GFK — CHI
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Cheap flight deals from Grand Forks to Chicago

Discover tips and strategies to find the most affordable flight options for your journey from Grand Forks (GFK) to Chicago (CHI). 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$377
(Delta)

One-way from

$309
(Delta)
Provider with most accurate pricing for Grand Forks-Chicago (CHI) flight deals.
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Provider most trusted by Cheapflights users for Grand Forks-Chicago (CHI) flights.
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From Grand Forks to Chicago (CHI)
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One-way flight from Grand Forks to Chicago (CHI)
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Find flight deals from Grand Forks to Chicago

Cheapest flights from Grand Forks to Chicago
Explore the most affordable flight options available from Grand Forks to Chicago. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Delta deal was found by Cheapflights users on 10/27. 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 11/1112:19 pmGFK - ORD
1 stop4h 33mDelta
Sat 11/156:00 amORD - GFK
1 stop5h 39mDelta
Deal found 10/27$397
This Delta deal was found by Cheapflights users on 10/27. 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 11/1112:19 pmGFK - MDW
1 stop5h 59mDelta
Sat 11/157:02 pmMDW - GFK
1 stop3h 54mDelta
Deal found 10/27$397
This Delta deal was found by Cheapflights users on 10/25. 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 10/314:20 pmGFK - ORD
2 stops7h 39mDelta
Sun 11/25:08 amORD - GFK
1 stop5h 27mDelta
Deal found 10/25$416
This Delta deal was found by Cheapflights users on 10/26. 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 11/285:00 amGFK - MDW
1 stop4h 01mDelta
Mon 12/19:41 amMDW - GFK
1 stop6h 09mDelta
Deal found 10/26$698
This Delta deal was found by Cheapflights users on 10/26. 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 11/284:30 pmGFK - ORD
1 stop5h 06mDelta
Mon 12/15:42 pmORD - GFK
1 stop5h 14mDelta
Deal found 10/26$719
This Delta deal was found by Cheapflights users on 10/27. 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 11/245:00 amGFK - ORD
2 stops8h 55mDelta
Mon 12/15:42 pmORD - GFK
1 stop5h 14mDelta
Deal found 10/27$759
This Delta deal was found by Cheapflights users on 10/28. 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 11/2712:19 pmGFK - ORD
1 stop4h 33mDelta
Sun 11/306:00 amORD - GFK
1 stop5h 39mDelta
Deal found 10/28$1,144
This Delta deal was found by Cheapflights users on 10/28. 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 11/255:00 amGFK - ORD
1 stop6h 34mDelta
Sun 11/306:00 amORD - GFK
1 stop5h 39mDelta
Deal found 10/28$1,149
This Delta deal was found by Cheapflights users on 10/28. 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.
Wed 11/265:00 amGFK - MDW
1 stop4h 01mDelta
Sun 11/307:02 pmMDW - GFK
1 stop3h 54mDelta
Deal found 10/28$1,289

Cheapflights Fare Finder

 
Customize your flight search to find flights from Grand Forks to Chicago 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 October 28, 2025.
Use the filters below to find and compare flights from Grand Forks to Chicago that are best for you.

Fly from

Grand Forks

Fly to

Chicago

Route

Depart

Return

Price

Grand ForksChicago

GFK - ORD

GFKORD

Grand Forks

Sat 3/21

4:05 pm-9:56 pm

1 stop5h 51m

Chicago O'Hare Intl

Wed 3/25

6:00 am-11:49 am

1 stop5h 49m

$377

Grand ForksChicago

GFK - ORD

GFKORD

Grand Forks

Tue 11/11

12:19 pm-4:52 pm

1 stop4h 33m

Chicago O'Hare Intl

Sat 11/15

6:00 am-11:39 am

1 stop5h 39m

$397

Grand ForksChicago

GFK - MDW

GFKMDW

Grand Forks

Tue 11/11

12:19 pm-6:18 pm

1 stop5h 59m

Chicago Midway

Sat 11/15

7:02 pm-10:56 pm

1 stop3h 54m

$397

Grand ForksChicago

GFK - ORD

GFKORD

Grand Forks

Sun 1/4

5:00 am-9:25 am

1 stop4h 25m

Chicago O'Hare Intl

Sun 1/11

6:12 am-11:39 am

1 stop5h 27m

$674

Grand ForksChicago

GFK - MDW

GFKMDW

Grand Forks

Fri 11/28

5:00 am-9:01 am

1 stop4h 01m

Chicago Midway

Mon 12/1

9:41 am-3:50 pm

1 stop6h 09m

$698

Grand ForksChicago

GFK - MDW

GFKMDW

Grand Forks

Wed 11/26

5:00 am-9:01 am

1 stop4h 01m

Chicago Midway

Sun 11/30

7:02 pm-10:56 pm

1 stop3h 54m

$1,289

Grand ForksChicago

GFK - ORD

GFKORD

Grand Forks

Sat 12/27

12:17 pm-6:24 pm

1 stop6h 07m

$309

Grand ForksChicago

GFK - MDW

GFKMDW

Grand Forks

Sat 12/27

5:00 am-11:06 am

1 stop6h 06m

$309

Grand ForksChicago

GFK - MDW

GFKMDW

Grand Forks

Sat 12/27

10:19 pm-9:58 pm

2 stops47h 39m

$371

Grand ForksChicago

GFK - ORD

GFKORD

Grand Forks

Sat 12/27

10:19 pm-12:12 am

2 stops25h 53m

$396

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Compare providers for flights from Grand Forks to Chicago

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Grand Forks to Chicago in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Grand Forks-Chicago flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Grand Forks-Chicago flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Grand Forks-Chicago flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Grand Forks-Chicago flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Grand Forks-Chicago flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Grand Forks to Chicago

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

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

Currently, August is the cheapest month in which you can book a flight from Grand Forks to Chicago (average of $209). Flying from Grand Forks to Chicago in March is currently the most expensive (average of $273). 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 Chicago

Get insights into the airlines that provide service to Chicago. 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 Chicago. Reviews last updated October 28, 2025.
Read reviews from past customers who have flown Delta from Grand Forks to Chicago. 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
7.9
Good
7,994 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,994 reviews
Delta
7.9
Good
7,994 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Overall

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

Related info for your journey

Find useful and relevant information for your journey from Grand Forks to Chicago. 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 from for flights from Grand Forks to Chicago?

    Grand Forks (GFK) is the airport you will fly out of if you book a flight from Grand Forks to Chicago. You should not have trouble finding flights to Chicago from Grand Forks; the airport handles an average of 0 outbound flights to Chicago per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Grand Forks airport to Chicago. It is only a 6.8 mi journey to Grand Forks (GFK) from Grand Forks’s city center.

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

    There are many flights that can get you from Grand Forks to Chicago in 5h 51m. Fly via Delta to get the fastest option. Airlines will cover a distance of 612 mi.

  • What is the cheapest airline to fly from Grand Forks to Chicago round-trip?

    Flying on Delta is currently your cheapest option to Chicago, with prices starting at $330.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Grand Forks to Chicago (average of $209). Flying from Grand Forks to Chicago in March is currently the most expensive (average of $273). 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

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
Lansing
Hammond
Porter
Benton Harbor

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Top airline flying from Grand Forks to Chicago

Discover the top airline that operate flights from Grand Forks to Chicago. 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$330Average$478FlexibilityNo cancel feeOn-timeN/A

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