starting at $162
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Ontario to Miami. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
A non-stop flight is the most convenient and comfortable way to fly from Ontario to Miami, despite the fact that sometimes flights with transfers can cost significantly less.
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Answers to questions about the route that travelers are most interested in.
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
On the Ontario — Miami route, flights are operated only by Frontier Airlines. This simplifies the choice for passengers, as all tickets come from a single trusted carrier. Our service lets you instantly check fares for upcoming dates and find the most advantageous option. The minimum ticket price starts at $162, making this trip affordable for a wide range of travelers. To save even more, we recommend booking early and keeping an eye on promotions — Frontier Airlines regularly offers special deals.
starting at $162
There appear to be no non-stop flights from Ontario to Miami at this time.... Well, or something went wrong on our side and we couldn't find anything
There are most likely no direct flights on the Ontario — Miami route
The cheapest one-way flight from Ontario to Miami departs on 10/27/2026, is operated by Frontier Airlines and costs $162
The cheapest roundtrip flight from Ontario to Miami departs on 10/23/2026, is operated by Frontier Airlines and costs $281
Fastest flight from Ontario to Miami takes
All airports
There are no direct flights on this route.
The distance between Ontario and Miami is 3703km (2296 miles). The time difference between Ontario and Miami is 3h
Flight prices from Ontario to Miami are steadily rising: from October 2026 to April 2027, ticket costs increased by 79%. The sooner you book, the better the deal.
The most significant price increase was from November 2026 to April 2027 — up 103%. The best time to fly is October 2026–November 2026, when the average price is $125. In February 2027–April 2027, tickets cost around $227.
Given the rising prices, it's best not to delay your purchase. Flying in October 2026–November 2026 can save you up to 45% compared to the most expensive months.
Price variation across months on this route is 26.7%. Your choice of departure month significantly affects the total flight cost.
The cost of a one-way flight from Ontario to Miami ranges from $117 (November 2026) to $238 (April 2027). On average, the ticket price is about $149–$166.
The cheapest flight ticket from Ontario to Miami according to data for the last 48 hours costs $162
Often the best time to buy tickets from Ontario to Miami is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Ontario to Miami can be found flying in these months: November, October, January.
The fastest flights from Ontario to Miami start from 9 hours 52 minutes in the air.
The following airlines operate direct flights on the route Ontario — Miami:
