Earn point on your loyalty program!arrow arc left

Cheap flights from Grand Forks (GFK) to Chicago (CHI)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Grand Forks (GFK) to Chicago (CHI)

How to find the cheapest flight from Grand Forks (GFK) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Grand Forks (GFK) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Grand Forks (GFK) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Grand Forks to Chicago in April , May 2026

30 Apr - 03 May $ 438.00
GFK
Grand Forks
Allegiant Air
2 STOPS
CHI
Chicago
CHI
Chicago
Allegiant Air
1 STOPS
GFK
Grand Forks
Pick dates
30 Apr - 03 May $ 444.00
GFK
Grand Forks
Allegiant Air
1 STOPS
CHI
Chicago
CHI
Chicago
Allegiant Air
1 STOPS
GFK
Grand Forks
Pick dates
19 Apr - 03 May $ 505.00
GFK
Grand Forks
Allegiant Air
1 STOPS
CHI
Chicago
CHI
Chicago
Allegiant Air
1 STOPS
GFK
Grand Forks
Pick dates

Last minute flights from Grand Forks to Chicago

19 Apr - 03 May $ 825.00
GFK
Grand Forks
Allegiant Air
1 STOPS
CHI
Chicago
CHI
Chicago
Allegiant Air
3 STOPS
GFK
Grand Forks
Pick dates
23 Apr - 03 May $ 833.00
GFK
Grand Forks
Allegiant Air
1 STOPS
CHI
Chicago
CHI
Chicago
Allegiant Air
3 STOPS
GFK
Grand Forks
Pick dates
19 Apr - 03 May $ 848.00
GFK
Grand Forks
Allegiant Air
1 STOPS
CHI
Chicago
CHI
Chicago
Allegiant Air
3 STOPS
GFK
Grand Forks
Pick dates

One-way flights to Chicago from Grand Forks

11:51 AM - 9:12 AM
Spirit Airlines
2 Stops
22h 32m
GFK - CHI
$ 185
Kiwi
Pick dates
11:51 AM - 11:51 PM
Spirit Airlines
1 Stops
17h 34m
GFK - CHI
$ 191
Kiwi
Pick dates
11:51 AM - 12:20 AM
Frontier Airlines
1 Stops
18h 17m
GFK - CHI
$ 252
Kiwi
Pick dates

How to find the cheapest flight from Grand Forks (GFK) to Chicago (CHI)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Grand Forks (GFK) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Grand Forks (GFK) to Chicago (CHI)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.