Ontario to Miami

ONTMIA

Fly from Ontario to Miami starting at USD 162 with Frontier Airlines.Best fare available on Sep 7, 2026.Limited seats. Better plans. Book before it's gone.

Ontario to Miami cheapest flights this week

2 Jul
Frontier Airlines
15:34ONT
04:11MIA
1 StopUSD 210VIEW DEAL
2 Jul
Alaska Airlines
17:26ONT
14:17MIA
1 StopUSD 404VIEW DEAL
4 Jul
Southwest Airlines
21:40ONT
06:25MIA
1 StopUSD 210VIEW DEAL
7 Sept
Frontier Airlines
09:33ONT
20:55MIA
1 StopUSD 162VIEW DEAL
5 Nov
Frontier Airlines
15:47ONT
20:00MIA
1 StopUSD 199VIEW DEAL

Ontario to Miami monthly flight fare trend

Jul
from USD 210
Aug
No flights
Sep
from USD 162
Oct
No flights
Nov
from USD 199
Dec
No flights

Airport Details

Origin

Ontario

Ontario International Airport (ONT)

Ontario, ONT
Zone

Los Angeles

Elev

944 ft

Destination

Miami

Miami International Airport (MIA)

Miami, MIA
Zone

New York

Elev

8 ft