HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Chicago

$299+ 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 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
GFK — CHI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Grand Forks to Chicago 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 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 June 12, 2025.

Round-trip from

$491
(Delta)

One-way from

$299
(Delta)
From Grand Forks to Chicago (CHI)
Search Deals
One-way flight from Grand Forks to Chicago (CHI)
Search Deals

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 June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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 6/265:04 amGFK - ORD
1 stop3h 21mDelta
Mon 6/305:41 pmORD - GFK
1 stop5h 25mDelta
Deal found 6/10$491
This Delta deal was found by Cheapflights users on 6/10. 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 6/265:04 amGFK - MDW
1 stop3h 40mDelta
Mon 6/307:21 pmMDW - GFK
1 stop3h 45mDelta
Deal found 6/10$491

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 June 12, 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

Thu 6/26

5:04 am-8:25 am

1 stop3h 21m

Chicago O'Hare Intl

Mon 6/30

5:41 pm-11:06 pm

1 stop5h 25m

$491

Grand ForksChicago

GFK - MDW

GFKMDW

Grand Forks

Thu 6/26

5:04 am-8:44 am

1 stop3h 40m

Chicago Midway

Mon 6/30

7:21 pm-11:06 pm

1 stop3h 45m

$491

Grand ForksChicago

GFK - ORD

GFKORD

Grand Forks

Sun 8/24

5:05 am-8:24 am

1 stop3h 19m

$299

Grand ForksChicago

GFK - MDW

GFKMDW

Grand Forks

Sun 8/24

5:05 am-8:51 am

1 stop3h 46m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 $245). Flying from Grand Forks to Chicago in March is currently the most expensive (average of $321). 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.

Rainfall in Chicago by month

Plan your trip to Chicago by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago when rainfall is around 1.7 in.

Temperature in Chicago by month

Plan your trip to Chicago by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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 June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

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 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.

  • 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 $491.

  • 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 $245). Flying from Grand Forks to Chicago in March is currently the most expensive (average of $321). 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 Grand Forks?

Book flights to Grand Forks if you plan to visit one of these locations
Merrillville
Lansing
Benton Harbor
Porter
Hammond
Valparaiso
Chesterton

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.

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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$428Average$478FlexibilityNo cancel feeOn-timeN/A

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.