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

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0 Children (2~11)
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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 March , April 2026

31 Mar - 22 Apr $ 270.00
ONT
Ontario
Frontier Airlines
2 STOPS
MIA
Miami
MIA
Miami
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates
31 Mar - 28 Apr $ 306.00
ONT
Ontario
Frontier Airlines
2 STOPS
MIA
Miami
MIA
Miami
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates
15 Mar - 02 Apr $ 905.00
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

30 Mar - 01 Apr $ 326.00
ONT
Ontario
Frontier Airlines
2 STOPS
MIA
Miami
MIA
Miami
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates
30 Mar - 01 Apr $ 348.00
ONT
Ontario
Frontier Airlines
1 STOPS
MIA
Miami
MIA
Miami
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates
30 Mar - 01 Apr $ 350.00
ONT
Ontario
Frontier Airlines
1 STOPS
MIA
Miami
MIA
Miami
Frontier Airlines
2 STOPS
ONT
Ontario
Pick dates

One-way flights to Miami from Ontario

6:15 AM - 6:14 PM
Spirit Airlines
2 Stops
10h 52m
ONT - MIA
$ 161
Kiwi
Pick dates
11:59 PM - 8:52 AM
United Airlines
1 Stops
10h 16m
ONT - MIA
$ 269
Kiwi
Pick dates
6:00 AM - 11:58 AM
United Airlines
1 Stops
6h 34m
ONT - MIA
$ 319
Kiwi
Pick dates

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.
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.