Find Deals on Flights from Ontario to Great Falls (ONT - GTF)

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 Ontario to Great Falls

(Round-trip)
Depart: Wed May 31 2017 Return: Tue Jun 6 2017 Trip spans 7 days
Alaska Airlines
Alaska Airlines
ONT
2:20a
GTF
7:49a
5h 29m
1 stop
GTF
9:25a
ONT
4:15p
6h 50m
2 stops
Depart: Thu May 18 2017 Return: Mon May 22 2017 Trip spans 5 days
Major Airline
Major Airline
ONT
10:20p
GTF
3:49a
5h 29m
1 stop
GTF
10:00p
ONT
9:30a
11h 30m
1 stop
Depart: Fri Apr 21 2017 Return: Mon Apr 24 2017 Trip spans 4 days
Delta
Delta
ONT
2:00a
GTF
6:20a
4h 20m
1 stop
GTF
1:45p
ONT
7:49p
6h 04m
1 stop
Depart: Fri May 19 2017 Return: Tue May 23 2017 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
1:30p
GTF
6:57p
5h 27m
1 stop
GTF
2:00a
ONT
8:23a
6h 23m
1 stop
Depart: Fri Apr 28 2017 Return: Sun Apr 30 2017 Trip spans 3 days
Major Airline
Major Airline
ONT
3:45a
GTF
2:58p
11h 13m
1 stop
GTF
10:00p
ONT
9:27a
11h 27m
1 stop
Depart: Fri May 12 2017 Return: Sun May 14 2017 Trip spans 3 days
United
United
ONT
8:40a
GTF
8:49a
24h 09m
2 stops
GTF
10:45a
ONT
5:34p
6h 49m
1 stop
Depart: Thu Jun 1 2017 Return: Tue Jun 6 2017 Trip spans 6 days
Alaska Airlines
Alaska Airlines
ONT
1:30p
GTF
6:57p
5h 27m
1 stop
GTF
9:25a
ONT
4:15p
6h 50m
2 stops
Depart: Fri Jun 2 2017 Return: Tue Jun 6 2017 Trip spans 5 days
Alaska Airlines
Alaska Airlines
ONT
2:20a
GTF
7:49a
5h 29m
1 stop
GTF
9:25a
ONT
4:15p
6h 50m
2 stops
Depart: Wed Jun 7 2017 Return: Tue Jun 13 2017 Trip spans 7 days
Alaska Airlines
Alaska Airlines
ONT
2:20a
GTF
7:48a
5h 28m
1 stop
GTF
2:00a
ONT
8:17a
6h 17m
1 stop
Depart: Mon May 29 2017 Return: Tue Jun 6 2017 Trip spans 9 days
Alaska Airlines
Alaska Airlines
ONT
2:20a
GTF
7:49a
5h 29m
1 stop
GTF
9:25a
ONT
4:15p
6h 50m
2 stops
Depart: Tue May 30 2017 Return: Tue Jun 6 2017 Trip spans 8 days
Alaska Airlines
Alaska Airlines
ONT
2:20a
GTF
7:49a
5h 29m
1 stop
GTF
9:25a
ONT
4:15p
6h 50m
2 stops
Depart: Sat Apr 8 2017 Return: Mon Apr 10 2017 Trip spans 3 days
Delta
Delta
ONT
2:00a
GTF
7:56a
5h 56m
1 stop
GTF
1:45p
ONT
7:49p
6h 04m
1 stop
Depart: Mon Jun 12 2017 Return: Tue Jun 13 2017 Trip spans 2 days
Alaska Airlines
Alaska Airlines
ONT
1:15p
GTF
6:56p
5h 41m
1 stop
GTF
2:00a
ONT
8:17a
6h 17m
1 stop
Depart: Mon Jun 26 2017 Return: Thu Jun 29 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
1:15p
GTF
6:56p
5h 41m
1 stop
GTF
9:25a
ONT
4:15p
6h 50m
2 stops
Depart: Thu Apr 6 2017 Return: Wed Apr 12 2017 Trip spans 7 days
Major Airline
Major Airline
ONT
10:20p
GTF
3:46a
5h 26m
1 stop
GTF
5:25a
ONT
3:14p
9h 49m
1 stop
Depart: Sun Jun 4 2017 Return: Tue Jun 6 2017 Trip spans 3 days
Alaska Airlines
Alaska Airlines
ONT
1:15p
GTF
6:56p
5h 41m
1 stop
GTF
9:25a
ONT
4:15p
6h 50m
2 stops
Depart: Sat Jun 10 2017 Return: Tue Jun 13 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
1:15p
GTF
6:56p
5h 41m
1 stop
GTF
2:00a
ONT
8:17a
6h 17m
1 stop
Depart: Tue Jun 13 2017 Return: Wed Jun 14 2017 Trip spans 2 days
Alaska Airlines
Alaska Airlines
ONT
1:15p
GTF
6:56p
5h 41m
1 stop
GTF
9:25a
ONT
4:15p
6h 50m
2 stops
Depart: Sat Jun 3 2017 Return: Tue Jun 6 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
ONT
7:00a
GTF
7:48a
24h 48m
2 stops
GTF
9:25a
ONT
4:15p
6h 50m
2 stops
Depart: Thu Jun 8 2017 Return: Tue Jun 13 2017 Trip spans 6 days
Alaska Airlines
Alaska Airlines
ONT
1:15p
GTF
6:56p
5h 41m
1 stop
GTF
2:00a
ONT
8:17a
6h 17m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
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Airports
Origin

Ontario
$278
Destination

Great Falls
$278