Browse Origins:
Browse Destinations:

Find Deals on Flights from Atlanta Hartsfield-Jackson to Ontario (ATL - ONT)

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Atlanta Hartsfield-Jackson to Ontario

(Round-trip)
Depart: Sat Dec 5 2015 Return: Sat Dec 12 2015 Trip spans 8 days
United
United
ATL
5:00a
ONT
6:15p
13h 15m
2 stops
ONT
1:00a
ATL
3:51p
14h 51m
2 stops
Depart: Tue Sep 22 2015 Return: Sun Sep 27 2015 Trip spans 6 days
American Airlines
American Airlines
ATL
7:07a
ONT
5:06p
9h 59m
2 stops
ONT
5:45p
ATL
11:16p
5h 31m
1 stop
Depart: Thu Oct 1 2015 Return: Mon Oct 5 2015 Trip spans 5 days
American Airlines
American Airlines
ATL
2:00a
ONT
10:33a
8h 33m
2 stops
ONT
8:35a
ATL
2:46p
6h 11m
1 stop
Depart: Wed Oct 14 2015 Return: Sun Oct 18 2015 Trip spans 5 days
American Airlines
American Airlines
ATL
7:07a
ONT
5:06p
9h 59m
2 stops
ONT
5:50p
ATL
11:21p
5h 31m
1 stop
Depart: Sat Oct 3 2015 Return: Tue Oct 6 2015 Trip spans 4 days
American Airlines
American Airlines
ATL
2:00a
ONT
10:33a
8h 33m
2 stops
ONT
4:40a
ATL
11:42a
7h 02m
1 stop
Depart: Wed Oct 7 2015 Return: Wed Oct 14 2015 Trip spans 8 days
American Airlines
American Airlines
ATL
7:07a
ONT
5:06p
9h 59m
2 stops
ONT
10:23a
ATL
5:01p
6h 38m
1 stop
Depart: Wed Oct 21 2015 Return: Sun Oct 25 2015 Trip spans 5 days
American Airlines
American Airlines
ATL
12:10p
ONT
7:57p
7h 47m
2 stops
ONT
3:25p
ATL
11:21p
7h 56m
1 stop
Depart: Fri Oct 9 2015 Return: Sun Oct 18 2015 Trip spans 10 days
American Airlines
American Airlines
ATL
3:50a
ONT
12:40p
8h 50m
1 stop
ONT
5:50p
ATL
3:23a
9h 33m
2 stops
Depart: Fri Oct 16 2015 Return: Sun Oct 18 2015 Trip spans 3 days
American Airlines
American Airlines
ATL
9:06a
ONT
5:10p
8h 04m
1 stop
ONT
5:50p
ATL
3:23a
9h 33m
2 stops
Depart: Tue Jul 28 2015 Return: Tue Aug 4 2015 Trip spans 8 days
US Airways
US Airways
ATL
4:55p
ONT
10:57p
6h 02m
1 stop
ONT
5:45p
ATL
11:25p
5h 40m
1 stop
Depart: Wed Jul 29 2015 Return: Tue Aug 4 2015 Trip spans 7 days
US Airways
US Airways
ATL
4:55p
ONT
10:57p
6h 02m
1 stop
ONT
5:45p
ATL
11:25p
5h 40m
1 stop
Depart: Tue Aug 4 2015 Return: Tue Aug 11 2015 Trip spans 8 days
US Airways
US Airways
ATL
4:55p
ONT
10:57p
6h 02m
1 stop
ONT
2:25a
ATL
8:55a
6h 30m
1 stop
Depart: Wed Aug 5 2015 Return: Tue Aug 11 2015 Trip spans 7 days
US Airways
US Airways
ATL
4:55p
ONT
10:57p
6h 02m
1 stop
ONT
2:25a
ATL
8:55a
6h 30m
1 stop
Depart: Sat Aug 15 2015 Return: Mon Aug 24 2015 Trip spans 10 days
American Airlines
American Airlines
ATL
3:25p
ONT
10:14p
6h 49m
1 stop
ONT
10:15a
ATL
4:50p
6h 35m
1 stop
Depart: Fri Aug 28 2015 Return: Sun Aug 30 2015 Trip spans 3 days
US Airways
US Airways
ATL
2:10p
ONT
7:55p
5h 45m
1 stop
ONT
8:35a
ATL
2:55p
6h 20m
1 stop
Depart: Sat Aug 29 2015 Return: Sun Aug 30 2015 Trip spans 2 days
US Airways
US Airways
ATL
2:10p
ONT
7:55p
5h 45m
1 stop
ONT
8:35a
ATL
2:55p
6h 20m
1 stop
Depart: Sun Sep 20 2015 Return: Sun Sep 27 2015 Trip spans 8 days
American Airlines
American Airlines
ATL
4:55p
ONT
10:58p
6h 03m
1 stop
ONT
5:45p
ATL
11:16p
5h 31m
1 stop
Depart: Fri Sep 25 2015 Return: Mon Sep 28 2015 Trip spans 4 days
American Airlines
American Airlines
ATL
9:06a
ONT
5:10p
8h 04m
1 stop
ONT
10:23a
ATL
4:52p
6h 29m
1 stop
Depart: Wed Sep 30 2015 Return: Sat Oct 3 2015 Trip spans 4 days
American Airlines
American Airlines
ATL
2:00p
ONT
7:57p
5h 57m
1 stop
ONT
6:57a
ATL
2:31p
7h 34m
1 stop
Depart: Mon Dec 28 2015 Return: Sat Jan 2 2016 Trip spans 6 days
Delta
Delta
ATL
1:55p
ONT
6:46p
4h 51m
nonstop
ONT
6:15p
ATL
10:17p
4h 02m
nonstop
Airports
Origin

Atlanta
$320
Destination

Ontario
$320