Flight Routes from Ontario to Miami

Trip type

Our cheapest offers for flights from Ontario to Miami

Here you can compare cheap flights from Ontario (ONT) to Miami (MIA) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Miami. Prices and availability may change at any time.

Flight schedule from Ontario (ONT) to Miami (MIA)

Select a travel date in the flight schedule for the route from Ontario (ONT) to Miami (MIA) and compare affordable flight deals.

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Matching outbound flights2 of 2
fromto
dep.arr.
durationstopovers
  1. August 9 – 15, 2026
  2. August 16 – 22, 2026
  3. August 23 – 29, 2026
    1. ONTMIA
      nonstop
      1. United Airlines
    2. ONTMIA
      1 stopover
      1. Frontier Airlines

      Tips and tricks to help you find cheap flights from Ontario to Miami

      Favorite airline: Frontier Airlines
      Most travelers looking for flights on the route from Ontario to Miami decide to book flights with Frontier Airlines.
      Frontier Airlines
      82 %
      United Airlines
      13 %
      Delta
      2 %
      Cheapest weekday: Tuesday
      Flight tickets are cheapest on Tuesday. Flights on these weekdays cost up to 32 % less.
      Favourite connection: via Denver
      On this route, flights with a stopover in Denver are the most popular.
      Route
      bookings
      1 stopover Denver International Airport, CO
      29h 54min, from $211
      50 %
      1 stopover Dallas-Fort Worth International Airport, T
      13h 40min, from $322
      36 %
      1 stopover Houston - George Bush Intercontinental Airport, TX
      08h 45min, from $404
      11 %

      Important flight information

      Flight information: Ontario - Miami

      Roundtrip from $309.00
      Distance 3693 km
      Departure airport Airport Ontario-CA (ONT)
      Arrival airport Airport Miami International Airport, FL (MIA)
      Destination country Flights to United States
      Departure airport - Destination country Ontario-CA - United States
      Alternative routes to United States
      Alternative flights to Miami
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