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Cheap flights from Ontario (ONT) to Atlanta (ATL)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Ontario (ONT) to Atlanta (ATL)

How to find the cheapest flight from Ontario (ONT) to Atlanta (ATL)
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How to find the cheapest flight from Ontario (ONT) to Atlanta (ATL)
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How to find the cheapest flight from Ontario (ONT) to Atlanta (ATL)
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Cheap flights from Ontario to Atlanta in November , December 2025

27 Nov - 06 Dec $ 318.00
ONT
Ontario
Frontier Airlines
1 STOPS
ATL
Atlanta
ATL
Atlanta
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates
27 Nov - 06 Dec $ 318.00
ONT
Ontario
Frontier Airlines
1 STOPS
ATL
Atlanta
ATL
Atlanta
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates
28 Nov - 04 Dec $ 862.00
ONT
Ontario
Frontier Airlines
1 STOPS
ATL
Atlanta
ATL
Atlanta
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates

Last minute flights from Ontario to Atlanta

27 Nov - 01 Dec $ 424.00
ONT
Ontario
Frontier Airlines
1 STOPS
ATL
Atlanta
ATL
Atlanta
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates
27 Nov - 01 Dec $ 454.00
ONT
Ontario
Frontier Airlines
1 STOPS
ATL
Atlanta
ATL
Atlanta
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates
28 Nov - 30 Nov $ 1,270.00
ONT
Ontario
Frontier Airlines
1 STOPS
ATL
Atlanta
ATL
Atlanta
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates

One-way flights to Atlanta from Ontario

6:30 AM - 12:31 PM
Frontier Airlines
1 Stops
10h 10m
ONT - ATL
$ 227
Kiwi
Pick dates
6:31 PM - 6:00 AM
Frontier Airlines
1 Stops
11h 52m
ONT - ATL
$ 227
Kiwi
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5:06 PM - 11:00 PM
Frontier Airlines
1 Stops
9h 53m
ONT - ATL
$ 257
Kiwi
Pick dates

How to find the cheapest flight from Ontario (ONT) to Atlanta (ATL)

Related info for your journey
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How to find the cheapest flight from Ontario (ONT) to Atlanta (ATL)
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How to find the cheapest flight from Ontario (ONT) to Atlanta (ATL)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.