Find Cheap Flights to Chicago O'Hare International

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Helena to Chicago O'Hare International

(Round-trip)
Depart: Tue Sep 12 2017 Return: Wed Sep 20 2017 Trip spans 9 days
United
United
HLN
3:15a
ORD
8:53a
5h 38m
1 stop
ORD
11:11a
HLN
5:56p
6h 45m
1 stop
Depart: Thu Sep 14 2017 Return: Mon Sep 18 2017 Trip spans 5 days
Delta
Delta
HLN
1:45a
ORD
9:30a
7h 45m
1 stop
ORD
11:04a
HLN
6:18p
7h 14m
1 stop
Depart: Wed Nov 22 2017 Return: Fri Nov 24 2017 Trip spans 3 days
Alaska Airlines
Alaska Airlines
HLN
10:48a
ORD
12:12p
25h 24m
1 stop
ORD
3:00a
HLN
11:00a
8h 00m
1 stop
Depart: Wed Sep 13 2017 Return: Wed Sep 20 2017 Trip spans 8 days
United
United
HLN
3:15a
ORD
8:53a
5h 38m
1 stop
ORD
11:11a
HLN
5:56p
6h 45m
1 stop
Depart: Sat Sep 16 2017 Return: Wed Sep 20 2017 Trip spans 5 days
United
United
HLN
3:15a
ORD
8:34a
5h 19m
1 stop
ORD
12:20p
HLN
5:56p
5h 36m
1 stop
Depart: Wed Oct 4 2017 Return: Mon Oct 9 2017 Trip spans 6 days
United
United
HLN
3:15a
ORD
8:53a
5h 38m
1 stop
ORD
11:10a
HLN
5:54p
6h 44m
1 stop
Depart: Wed Sep 6 2017 Return: Fri Sep 8 2017 Trip spans 3 days
Delta
Delta
HLN
2:30a
ORD
10:44a
8h 14m
1 stop
ORD
12:40p
HLN
6:49p
6h 09m
1 stop
Depart: Sat Oct 7 2017 Return: Mon Oct 9 2017 Trip spans 3 days
United
United
HLN
3:15a
ORD
8:54a
5h 39m
1 stop
ORD
9:25a
HLN
5:54p
8h 29m
1 stop
Depart: Sun Oct 8 2017 Return: Mon Oct 9 2017 Trip spans 2 days
United
United
HLN
3:15a
ORD
10:01a
6h 46m
1 stop
ORD
11:10a
HLN
5:54p
6h 44m
1 stop
Depart: Tue Nov 28 2017 Return: Sat Dec 2 2017 Trip spans 5 days
United
United
HLN
2:05a
ORD
10:21a
8h 16m
1 stop
ORD
11:00a
HLN
4:55p
5h 55m
1 stop
Depart: Sat Dec 16 2017 Return: Sat Dec 30 2017 Trip spans 15 days
Delta
Delta
HLN
8:00a
ORD
3:24p
7h 24m
1 stop
ORD
10:23a
HLN
3:29p
5h 06m
1 stop
Depart: Thu Oct 12 2017 Return: Mon Oct 16 2017 Trip spans 5 days
Delta
Delta
HLN
1:45a
ORD
9:23a
7h 38m
1 stop
ORD
2:44p
HLN
8:39p
5h 55m
1 stop
Depart: Tue Sep 5 2017 Return: Thu Sep 7 2017 Trip spans 3 days
$1238
Select
American Airlines
American Airlines
HLN
11:59a
ORD
12:49a
12h 50m
1 stop
ORD
3:10a
HLN
12:24p
9h 14m
1 stop
Depart: Thu Sep 7 2017 Return: Mon Sep 11 2017 Trip spans 5 days
United
United
HLN
3:15a
ORD
11:25a
8h 10m
1 stop
ORD
9:24a
HLN
5:56p
8h 32m
1 stop
Depart: Sun Sep 10 2017 Return: Wed Sep 20 2017 Trip spans 11 days
Alaska Airlines
Alaska Airlines
HLN
11:59a
ORD
6:20p
6h 21m
1 stop
ORD
2:00a
HLN
12:24p
10h 24m
1 stop
Depart: Tue Oct 3 2017 Return: Mon Oct 9 2017 Trip spans 7 days
United
United
HLN
3:15a
ORD
8:53a
5h 38m
1 stop
ORD
11:10a
HLN
5:54p
6h 44m
1 stop
Depart: Sat Dec 23 2017 Return: Sat Dec 30 2017 Trip spans 8 days
Delta
Delta
HLN
8:00a
ORD
3:25p
7h 25m
1 stop
ORD
10:23a
HLN
3:29p
5h 06m
1 stop
Depart: Thu Oct 5 2017 Return: Mon Oct 9 2017 Trip spans 5 days
United
United
HLN
3:15a
ORD
11:23a
8h 08m
1 stop
ORD
11:10a
HLN
5:54p
6h 44m
1 stop
Depart: Fri Oct 20 2017 Return: Mon Oct 23 2017 Trip spans 4 days
United
United
HLN
3:15a
ORD
10:02a
6h 47m
1 stop
ORD
11:10a
HLN
5:54p
6h 44m
1 stop
Depart: Mon Nov 13 2017 Return: Fri Nov 17 2017 Trip spans 5 days
United
United
HLN
2:05a
ORD
8:55a
6h 50m
1 stop
ORD
8:55a
HLN
4:55p
8h 00m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Airports
Origin

Helena
$324
Destination

Chicago
$324