Earn point on your loyalty program!arrow arc left

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

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Ontario (ONT) to Miami (MIA)

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.
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.

Cheap flights from Ontario to Miami in January , February 2026

29 Jan - 28 Feb $ 209.00
ONT
Ontario
Frontier Airlines
2 STOPS
MIA
Miami
MIA
Miami
Frontier Airlines
1 STOPS
ONT
Ontario
Pick dates
21 Jan - 04 Feb $ 760.00
ONT
Ontario
Hawaiian Airlines
2 STOPS
MIA
Miami
MIA
Miami
Hawaiian Airlines
1 STOPS
ONT
Ontario
Pick dates
21 Jan - 05 Feb $ 792.00
ONT
Ontario
Hawaiian Airlines
1 STOPS
MIA
Miami
MIA
Miami
Hawaiian Airlines
1 STOPS
ONT
Ontario
Pick dates

Last minute flights from Ontario to Miami

30 Jan - 31 Jan $ 432.00
ONT
Ontario
United Airlines
1 STOPS
MIA
Miami
MIA
Miami
United Airlines
1 STOPS
ONT
Ontario
Pick dates
17 Jan - 31 Jan $ 472.00
ONT
Ontario
United Airlines
1 STOPS
MIA
Miami
MIA
Miami
United Airlines
1 STOPS
ONT
Ontario
Pick dates
16 Jan - 31 Jan $ 903.00
ONT
Ontario
United Airlines
1 STOPS
MIA
Miami
MIA
Miami
United Airlines
1 STOPS
ONT
Ontario
Pick dates

One-way flights to Miami from Ontario

6:20 AM - 4:20 PM
Spirit Airlines
2 Stops
10h 26m
ONT - MIA
$ 145
Kiwi
Pick dates
8:00 AM - 2:47 PM
United Airlines
1 Stops
7h 25m
ONT - MIA
$ 257
Kiwi
Pick dates
6:00 AM - 12:02 PM
United Airlines
1 Stops
6h 40m
ONT - MIA
$ 307
Kiwi
Pick dates

How to find the cheapest flight from Ontario (ONT) to Miami (MIA)

Related info for your journey
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.
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.