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Cheap flights from Ontario (ONT) to Miami (MIA)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Ontario (ONT) to Miami (MIA)

How to find the cheapest flight from Ontario (ONT) to Miami (MIA)
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How to find the cheapest flight from Ontario (ONT) to Miami (MIA)
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How to find the cheapest flight from Ontario (ONT) to Miami (MIA)
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Cheap flights from Ontario to Miami in July , August 2026

29 Jul - 22 Aug $ 471.00
ONT
Ontario
Frontier Airlines
2 STOPS
MIA
Miami
MIA
Miami
Frontier Airlines
1 STOPS
ONT
Ontario
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27 Jul - 17 Aug $ 696.00
ONT
Ontario
United Airlines
1 STOPS
MIA
Miami
MIA
Miami
United Airlines
1 STOPS
ONT
Ontario
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27 Jul - 09 Aug $ 1,551.00
ONT
Ontario
Alaska Airlines
1 STOPS
MIA
Miami
MIA
Miami
Alaska Airlines
1 STOPS
ONT
Ontario
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Last minute flights from Ontario to Miami

28 Jul - 31 Jul $ 769.00
ONT
Ontario
United Airlines
1 STOPS
MIA
Miami
MIA
Miami
United Airlines
1 STOPS
ONT
Ontario
Pick dates
28 Jul - 31 Jul $ 769.00
ONT
Ontario
United Airlines
1 STOPS
MIA
Miami
MIA
Miami
United Airlines
1 STOPS
ONT
Ontario
Pick dates
29 Jul - 31 Jul $ 770.00
ONT
Ontario
United Airlines
1 STOPS
MIA
Miami
MIA
Miami
United Airlines
1 STOPS
ONT
Ontario
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One-way flights to Miami from Ontario

5:45 AM - 12:00 PM
United Airlines
1 Stops
7h 2m
ONT - MIA
$ 284
Kiwi
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5:45 AM - 12:00 PM
United Airlines
1 Stops
7h 2m
ONT - MIA
$ 284
Kiwi
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5:00 AM - 10:09 AM
United Airlines
1 Stops
8h 16m
ONT - MIA
$ 284
Kiwi
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How to find the cheapest flight from Ontario (ONT) to Miami (MIA)

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