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

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.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

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

Book cheap flights from Ontario to Atlanta Hartsfield-Jackson

(Round-trip)
Depart: Sat Jan 14 2017 Return: Wed Jan 18 2017 Trip spans 5 days
American Airlines
American Airlines
ONT
1:34a
ATL
7:56a
6h 22m
1 stop
ATL
2:36p
ONT
9:08p
6h 32m
1 stop
Depart: Sat Oct 8 2016 Return: Wed Oct 12 2016 Trip spans 5 days
United
United
ONT
3:35p
ATL
11:30p
7h 55m
1 stop
ATL
3:30p
ONT
10:59p
7h 29m
1 stop
Depart: Wed Oct 26 2016 Return: Wed Nov 2 2016 Trip spans 8 days
Delta
Delta
ONT
6:22a
ATL
12:59p
6h 37m
1 stop
ATL
3:00p
ONT
9:59p
6h 59m
1 stop
Depart: Tue Jan 17 2017 Return: Sat Jan 28 2017 Trip spans 12 days
Southwest
Southwest
ONT
12:50a
ATL
6:55a
6h 05m
1 stop
ATL
11:00a
ONT
5:55p
6h 55m
1 stop
Depart: Sat Nov 12 2016 Return: Tue Nov 15 2016 Trip spans 4 days
Major Airline
Major Airline
ONT
3:15a
ATL
8:35a
5h 20m
nonstop
ATL
12:50a
ONT
7:30a
6h 40m
1 stop
Depart: Sat Feb 4 2017 Return: Tue Feb 7 2017 Trip spans 4 days
American Airlines
American Airlines
ONT
9:15a
ATL
3:35p
6h 20m
1 stop
ATL
2:36p
ONT
9:08p
6h 32m
1 stop
Depart: Wed Oct 12 2016 Return: Sat Oct 15 2016 Trip spans 4 days
United
United
ONT
3:35p
ATL
11:30p
7h 55m
1 stop
ATL
3:30a
ONT
11:12a
7h 42m
1 stop
Depart: Tue Feb 7 2017 Return: Sat Feb 11 2017 Trip spans 5 days
American Airlines
American Airlines
ONT
5:00a
ATL
11:11a
6h 11m
1 stop
ATL
2:36p
ONT
9:08p
6h 32m
1 stop
Depart: Sat Oct 29 2016 Return: Tue Nov 1 2016 Trip spans 4 days
United
United
ONT
3:35p
ATL
11:06p
7h 31m
1 stop
ATL
3:25p
ONT
10:59p
7h 34m
1 stop
Depart: Tue Jan 10 2017 Return: Tue Jan 17 2017 Trip spans 8 days
Major Airline
Major Airline
ONT
5:20a
ATL
12:05p
6h 45m
1 stop
ATL
5:15a
ONT
11:30a
6h 15m
nonstop
Depart: Wed Feb 8 2017 Return: Sat Feb 11 2017 Trip spans 4 days
American Airlines
American Airlines
ONT
5:42a
ATL
11:50a
6h 08m
1 stop
ATL
2:36p
ONT
9:08p
6h 32m
1 stop
Depart: Tue Nov 1 2016 Return: Tue Nov 8 2016 Trip spans 8 days
Major Airline
Major Airline
ONT
6:20a
ATL
2:15p
7h 55m
1 stop
ATL
5:10a
ONT
1:50p
8h 40m
1 stop
Depart: Mon Jan 16 2017 Return: Tue Jan 31 2017 Trip spans 16 days
Southwest
Southwest
ONT
5:20a
ATL
12:05p
6h 45m
1 stop
ATL
6:30a
ONT
3:00p
8h 30m
1 stop
Depart: Sat Feb 11 2017 Return: Tue Feb 14 2017 Trip spans 4 days
American Airlines
American Airlines
ONT
5:00a
ATL
11:11a
6h 11m
1 stop
ATL
2:36p
ONT
9:08p
6h 32m
1 stop
Depart: Wed Nov 9 2016 Return: Sat Nov 12 2016 Trip spans 4 days
Major Airline
Major Airline
ONT
5:25a
ATL
12:25p
7h 00m
1 stop
ATL
2:20a
ONT
10:35a
8h 15m
1 stop
Depart: Mon Nov 21 2016 Return: Wed Nov 30 2016 Trip spans 10 days
United
United
ONT
12:45a
ATL
6:39a
5h 54m
1 stop
ATL
3:45a
ONT
10:42a
6h 57m
1 stop
Depart: Fri Oct 14 2016 Return: Wed Oct 19 2016 Trip spans 6 days
American Airlines
American Airlines
ONT
9:10p
ATL
3:30a
6h 20m
1 stop
ATL
2:30a
ONT
9:03a
6h 33m
1 stop
Depart: Sun Oct 30 2016 Return: Wed Nov 2 2016 Trip spans 4 days
United
United
ONT
1:45a
ATL
7:49a
6h 04m
1 stop
ATL
4:45a
ONT
11:42a
6h 57m
1 stop
Depart: Sat Oct 15 2016 Return: Wed Oct 19 2016 Trip spans 5 days
American Airlines
American Airlines
ONT
10:26a
ATL
4:41p
6h 15m
1 stop
ATL
2:30a
ONT
9:03a
6h 33m
1 stop
Depart: Fri Nov 18 2016 Return: Wed Nov 30 2016 Trip spans 13 days
United
United
ONT
8:33a
ATL
2:25p
5h 52m
1 stop
ATL
3:45a
ONT
10:42a
6h 57m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

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.

We compile tonnes of data for you
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,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Ontario
$269
Destination

Atlanta
$269