$333+ Cheap flights from Grand Forks (GFK) to Illinois
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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
GFK — ORD
Nov 18 — Nov 251
Round-trip
1 adult, Economy
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Find cheap flights from Grand Forks to Illinois 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
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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 Illinois
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Best
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One-way
Cheapest flights from Grand Forks to IllinoisExplore the most affordable flight options available from Grand Forks to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
Explore the most affordable flight options available from Grand Forks to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
This Delta deal was found by Cheapflights users on 10/19. 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 11/33:55 pm -
1 stop5h 32m
Sat 11/79:59 am -
1 stop4h 33m
Deal found 10/19![Delta logo]()
$537
This Delta deal was found by Cheapflights users on 10/18. 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 10/245:07 am -
1 stop3h 46m
Tue 10/279:59 am -
1 stop4h 33m
Deal found 10/18![Delta logo]()
$682
This Delta deal was found by Cheapflights users on 10/18. 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 10/245:07 am -
1 stop3h 37m
Tue 10/275:31 pm -
1 stop5h 56m
Deal found 10/18![Delta logo]()
$682
This Delta deal was found by Cheapflights users on 10/14. 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.
Sun 11/85:07 am -
1 stop6h 40m
Wed 11/1112:30 pm -
1 stop6h 46m
Deal found 10/14![Delta logo]()
$715
This Delta deal was found by Cheapflights users on 10/18. 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 10/297:55 pm -
1 stop12h 58m
Sun 11/16:20 am -
1 stop3h 56m
Deal found 10/18![Delta logo]()
$781
This Delta deal was found by Cheapflights users on 10/18. 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 10/297:55 pm -
1 stop20h 52m
Sun 11/15:31 pm -
1 stop5h 56m
Deal found 10/18![Delta logo]()
$781
This Delta deal was found by Cheapflights users on 10/15. 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.
Fri 10/303:55 pm -
1 stop5h 32m
Tue 11/36:20 am -
1 stop3h 56m
Deal found 10/15![Delta logo]()
$848
This Delta deal was found by Cheapflights users on 10/14. 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.
Thu 10/295:07 am -
1 stop6h 40m
Mon 11/212:27 pm -
1 stop6h 53m
Deal found 10/14![Delta logo]()
$898
This Delta deal was found by Cheapflights users on 10/17. 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 11/235:10 am -
1 stop3h 54m
Sun 11/296:23 am -
1 stop3h 52m
Deal found 10/17![Delta logo]()
$1,110
This Delta deal was found by Cheapflights users on 10/18. 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 10/215:07 am -
1 stop3h 37m
Sun 10/255:31 pm -
1 stop5h 56m
Deal found 10/18![Delta logo]()
$2,112
Best flights from Grand Forks to IllinoisDiscover carefully curated flight deals from Grand Forks to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
Discover carefully curated flight deals from Grand Forks to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
This Delta deal was found by Cheapflights users on 10/19. 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 11/33:55 pm -
1 stop5h 32m
Sat 11/79:59 am -
1 stop4h 33m
Deal found 10/19![Delta logo]()
$537
This Delta deal was found by Cheapflights users on 10/14. 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.
Sun 11/85:07 am -
1 stop6h 40m
Wed 11/1112:30 pm -
1 stop6h 46m
Deal found 10/14![Delta logo]()
$715
This Delta deal was found by Cheapflights users on 10/18. 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 10/297:55 pm -
1 stop12h 58m
Sun 11/16:20 am -
1 stop3h 56m
Deal found 10/18![Delta logo]()
$781
This Delta deal was found by Cheapflights users on 10/18. 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 10/297:55 pm -
1 stop20h 52m
Sun 11/15:31 pm -
1 stop5h 56m
Deal found 10/18![Delta logo]()
$781
This Delta deal was found by Cheapflights users on 10/15. 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.
Fri 10/303:55 pm -
1 stop5h 32m
Tue 11/36:20 am -
1 stop3h 56m
Deal found 10/15![Delta logo]()
$848
This Delta deal was found by Cheapflights users on 10/14. 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.
Thu 10/295:07 am -
1 stop6h 40m
Mon 11/212:27 pm -
1 stop6h 53m
Deal found 10/14![Delta logo]()
$898
This Delta deal was found by Cheapflights users on 10/17. 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 11/235:10 am -
1 stop3h 54m
Sun 11/296:23 am -
1 stop3h 52m
Deal found 10/17![Delta logo]()
$1,110
Last-minute flights from Grand Forks to IllinoisDiscover last-minute flight deals from Grand Forks to Illinois. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from Grand Forks to Illinois. Data last updated October 19, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/18. 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 10/215:07 am -
1 stop3h 37m
Sun 10/255:31 pm -
1 stop5h 56m
Deal found 10/18![Delta logo]()
$2,112
This Delta deal was found by Cheapflights users on 10/18. 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 10/245:07 am -
1 stop3h 46m
Tue 10/279:59 am -
1 stop4h 33m
Deal found 10/18![Delta logo]()
$682
This Delta deal was found by Cheapflights users on 10/18. 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 10/245:07 am -
1 stop3h 37m
Tue 10/275:31 pm -
1 stop5h 56m
Deal found 10/18![Delta logo]()
$682
This Delta deal was found by Cheapflights users on 10/18. 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 10/297:55 pm -
1 stop12h 58m
Sun 11/16:20 am -
1 stop3h 56m
Deal found 10/18![Delta logo]()
$781
This Delta deal was found by Cheapflights users on 10/18. 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 10/297:55 pm -
1 stop20h 52m
Sun 11/15:31 pm -
1 stop5h 56m
Deal found 10/18![Delta logo]()
$781
This Delta deal was found by Cheapflights users on 10/14. 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.
Thu 10/295:07 am -
1 stop6h 40m
Mon 11/212:27 pm -
1 stop6h 53m
Deal found 10/14![Delta logo]()
$898
This Delta deal was found by Cheapflights users on 10/15. 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.
Fri 10/303:55 pm -
1 stop5h 32m
Tue 11/36:20 am -
1 stop3h 56m
Deal found 10/15![Delta logo]()
$848
This Delta deal was found by Cheapflights users on 10/19. 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 11/33:55 pm -
1 stop5h 32m
Sat 11/79:59 am -
1 stop4h 33m
Deal found 10/19![Delta logo]()
$537
This Delta deal was found by Cheapflights users on 10/14. 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.
Sun 11/85:07 am -
1 stop6h 40m
Wed 11/1112:30 pm -
1 stop6h 46m
Deal found 10/14![Delta logo]()
$715
This Delta deal was found by Cheapflights users on 10/17. 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 11/235:10 am -
1 stop3h 54m
Sun 11/296:23 am -
1 stop3h 52m
Deal found 10/17![Delta logo]()
$1,110
One-way flights from Grand Forks to IllinoisSearch for one-way flight options from Grand Forks to Illinois. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
Search for one-way flight options from Grand Forks to Illinois. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This Delta deal was found by Cheapflights users on 10/19. 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 12/33:55 pm -
1 stop3h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Delta logo]()
$333
This Delta deal was found by Cheapflights users on 10/19. 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 12/33:55 pm -
1 stop17h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Delta logo]()
$393
This Delta deal was found by Cheapflights users on 10/17. 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.
Fri 10/303:55 pm -
1 stop5h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Delta logo]()
$483
Find flight deals from Grand Forks to Illinois
Keep the following information in mind while searching for Grand Forks to Illinois flight deals. Data was last updated October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $537 (Delta) |
One-way from | $333 (Delta) |
Cheapflights Fare Finder
Customize your flight search to find flights from Grand Forks to Illinois 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 7,457,451 searches. Data last updated October 19, 2026.
Use the filters below to find and compare flights from Grand Forks to Illinois that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Thu 12/3
3:55 pm-7:45 pm
1 stop3h 50m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$333
Grand ForksChicago
GFK Grand Forks - MDW Chicago Midway
GFKMDW
Grand Forks
Thu 12/3
3:55 pm-8:55 am
1 stop17h 00m
Chicago Midway
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$393
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Fri 10/30
3:55 pm-9:27 pm
1 stop5h 32m
Chicago O'Hare Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$483
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Tue 11/3
3:55 pm-9:27 pm
1 stop5h 32m
Chicago O'Hare Intl
Sat 11/7
9:59 am-2:32 pm
1 stop4h 33m
$537
Grand ForksChicago
GFK Grand Forks - MDW Chicago Midway
GFKMDW
Grand Forks
Sun 11/8
5:07 am-11:47 am
1 stop6h 40m
Chicago Midway
Wed 11/11
12:30 pm-7:16 pm
1 stop6h 46m
$715
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Thu 10/29
7:55 pm-8:53 am
1 stop12h 58m
Chicago O'Hare Intl
Sun 11/1
6:20 am-10:16 am
1 stop3h 56m
$781
Grand ForksChicago
GFK Grand Forks - MDW Chicago Midway
GFKMDW
Grand Forks
Thu 10/29
7:55 pm-4:47 pm
1 stop20h 52m
Chicago Midway
Sun 11/1
5:31 pm-11:27 pm
1 stop5h 56m
$781
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Fri 10/30
3:55 pm-9:27 pm
1 stop5h 32m
Chicago O'Hare Intl
Tue 11/3
6:20 am-10:16 am
1 stop3h 56m
$848
Grand ForksChicago
GFK Grand Forks - MDW Chicago Midway
GFKMDW
Grand Forks
Thu 10/29
5:07 am-11:47 am
1 stop6h 40m
Chicago Midway
Mon 11/2
12:27 pm-7:20 pm
1 stop6h 53m
$898
Grand ForksChicago
GFK Grand Forks - ORD Chicago O'Hare Intl
GFKORD
Grand Forks
Mon 11/23
5:10 am-9:04 am
1 stop3h 54m
Chicago O'Hare Intl
Sun 11/29
6:23 am-10:15 am
1 stop3h 52m
$1,110
Sorted by cheapest first
Best time to book a flight from Grand Forks to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Grand Forks with our price prediction graph.
GFK-ORD
GFK-MDW
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 Illinois
GFK-USIL
GFK-ORD
GFK-MDW
No data available for this route at this time. Please check back soon.
Related info for your journey
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