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Ontario International Airport to Atlanta flight
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Cheap Flights from Ontario International Airport to Atlanta

Search for flights from Ontario International Airport to Atlanta and check out affordable one-way and round-trip options.

  • One way
  • Round-trip
sortSort by: Lowest Price
  • Sort by: Lowest Price
  • Sort by: Earliest Flight
      • ONT00:59
        7h 49m
        1 stop
        ATL11:48
        Ontario - Atlanta|Tue, May 28|Frontier Airlines
        $40$61
        34% OFF
        34% OFF
        $61$40
      • ONT00:59
        7h 49m
        1 stop
        ATL11:48
        Ontario - Atlanta|Tue, May 21|Frontier Airlines
        $45$61
        27% OFF
        27% OFF
        $61$45
      • ONT07:53
        7h 30m
        1 stop
        ATL18:23
        Ontario - Atlanta|Mon, May 13|Frontier Airlines
        $46$61
        25% OFF
        25% OFF
        $61$46
      • ONT00:55
        7h 42m
        1 stop
        ATL11:37
        Ontario - Atlanta|Sat, May 4|Frontier Airlines
        $47
        $47
      • ONT20:07
        8h 53m
        1 stop
        ATL08:00
        Ontario - Atlanta|Thu, May 9|Frontier Airlines
        $47
        $47
      • ONT17:59
        21h 44m
        1 stop
        ATL18:43
        Ontario - Atlanta|Sat, May 11|Frontier Airlines
        $49
        $49
      • ONT07:04
        9h 38m
        1 stop
        ATL19:42
        Ontario - Atlanta|Sat, May 18|Frontier Airlines
        $49
        $49
      • ONT00:59
        25h 56m
        1 stop
        ATL05:55
        Ontario - Atlanta|Tue, May 7|Frontier Airlines
        $50
        $50
      • ONT00:59
        25h 56m
        1 stop
        ATL05:55
        Ontario - Atlanta|Tue, May 14|Frontier Airlines
        $50
        $50
      • ONT07:14
        13h 22m
        1 stop
        ATL23:36
        Ontario - Atlanta|Mon, May 20|Frontier Airlines
        $50
        $50
      • ONT13:00
        3h 5m
        Direct
        ATL14:00
        Los Angeles - Atlanta|Wed, May 8|Frontier Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Ontario International Airport to Atlanta

See which airlines fly from Ontario International Airport to Atlanta. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Frontier Airlines
From $40
American Airlines
From $121
Delta Air Lines
From $132
Alaska Airlines
From $136
United Airlines
From $147
Southwest Airlines
From $194
Jetblue Airways
From $242
ANA airlines
Find more flights and airlines

Flight Info of Flights from Ontario International Airport to Atlanta

Cheapest round-trip ticket price

$126

Cheapest nonstop flight price

$56

Off-season for travel

March

Peak season for travel

October

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