Flight Routes from Ontario to Miami

Compare cheap outbound and return flights from Ontario (ONT) to Miami (MIA) and find the best offer from numerous airlines and travel agencies.

Trip type
Cheapest roundtrip flight
from€408
Flight distance
3,693 km
Time difference

Cheap flight offers from Ontario to Miami International

sorted by price and recency
  1. –
    American Airlines
    –
    ONT–MIA
    1 stopover
    American Airlines
    –
    MIA–ONT
    1 stopover
    €3,107
  2. –
    Volaris
    –
    ONT–MIA
    3 stopovers
    Aeroméxico
    –
    MIA–ONT
    3 stopovers
    €977
  3. –
    Alaska Airlines
    –
    ONT–MIA
    1 stopover
    Alaska Airlines
    –
    MIA–ONT
    1 stopover
    €780
  4. –
    Frontier Airlines
    –
    ONT–MIA
    1 stopover
    Frontier Airlines
    –
    MIA–ONT
    1 stopover
    €685
  5. –
    American Airlines
    –
    ONT–MIA
    1 stopover
    American Airlines
    –
    MIA–ONT
    1 stopover
    €659
  6. –
    American Airlines
    –
    ONT–MIA
    1 stopover
    American Airlines
    –
    MIA–ONT
    1 stopover
    €613

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.

offers
Active filtersnone
Matching outbound flightsONT–MIA · 0 of 0
fromto
dep.arr.
durationstopovers
  1. November 1 – 7, 2026
  2. November 8 – 14, 2026
  3. November 15 – 21, 2026
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      No flights could be found for this week (yet). Please use the search form.
        No flights could be found for this week (yet). Please use the search form.

        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 US$211
        50 %
        1 stopover Dallas-Fort Worth International Airport, T
        13h 40min, from US$322
        36 %
        1 stopover Houston - George Bush Intercontinental Airport, TX
        08h 45min, from US$404
        11 %

        Important flight information

        Discover more flights around Ontario and Miami

        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
        Flight destinations with a similar price
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