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Cheap Flights from Ontario International to Miami International

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      Travellers and cabin class, 1 Adult, Economy

      Compare Ontario International to Miami International flight deals

      Find the cheapest month or even day of the year to fly to Miami International

      Book the best Miami International fare with no extra fees

      Flight deals from Ontario International to Miami International

      Looking for a cheap last-minute deal or the best return flight from Ontario International Airport to Miami International Airport? If you want to travel next month, return fares start from Rs56,769. Find the lowest prices on one-way and return tickets right here.
      Miami.Rs31,523 per passenger.Departing Mon, 5 Oct.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Mon, 5 Oct, arriving in Miami International.Price includes taxes and charges.From Rs31,523, select.
      Miami.Rs35,255 per passenger.Departing Wed, 4 Nov.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Wed, 4 Nov, arriving in Miami International.Price includes taxes and charges.From Rs35,255, select.
      Miami.Rs38,952 per passenger.Departing Sat, 26 Sep.One-way flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Sat, 26 Sep, arriving in Miami International.Price includes taxes and charges.From Rs38,952, select.
      Miami.Rs54,950 per passenger.Departing Sat, 5 Dec.One-way flight with KLM.Outbound indirect flight with KLM, departs from Ontario International on Sat, 5 Dec, arriving in Miami International.Price includes taxes and charges.From Rs54,950, select.
      Miami.Rs55,021 per passenger.Departing Wed, 17 Feb.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Wed, 17 Feb, arriving in Miami International.Price includes taxes and charges.From Rs55,021, select.
      Miami.Rs55,031 per passenger.Departing Mon, 25 Jan.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Mon, 25 Jan, arriving in Miami International.Price includes taxes and charges.From Rs55,031, select.
      Miami.Rs57,102 per passenger.Departing Wed, 5 May.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Wed, 5 May, arriving in Miami International.Price includes taxes and charges.From Rs57,102, select.
      Miami.Rs57,102 per passenger.Departing Wed, 3 Mar.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Wed, 3 Mar, arriving in Miami International.Price includes taxes and charges.From Rs57,102, select.
      Miami.Rs57,102 per passenger.Departing Wed, 28 Apr.One-way flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Wed, 28 Apr, arriving in Miami International.Price includes taxes and charges.From Rs57,102, select.
      Miami.Rs57,244 per passenger.Departing Tue, 1 Jun.One-way flight with Delta.Outbound indirect flight with Delta, departs from Ontario International on Tue, 1 Jun, arriving in Miami International.Price includes taxes and charges.From Rs57,244, select.
      Miami.Rs63,298 per passenger.Departing Mon, 26 Jul.One-way flight with Delta.Outbound indirect flight with Delta, departs from Ontario International on Mon, 26 Jul, arriving in Miami International.Price includes taxes and charges.From Rs63,298, select.
      Miami.Rs65,217 per passenger.Departing Sun, 8 Aug.One-way flight with KLM.Outbound indirect flight with KLM, departs from Ontario International on Sun, 8 Aug, arriving in Miami International.Price includes taxes and charges.From Rs65,217, select.

      Find the cheapest month to fly from Ontario International to Miami International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ontario International to Miami International flights are currently cheapest in October.
      Sep
      from Rs38,952
      Oct
      from Rs31,523
      Nov
      from Rs35,255
      Dec
      from Rs54,950
      Jan
      from Rs55,031
      Feb
      from Rs55,021
      Mar
      from Rs57,102
      Apr
      from Rs57,102
      May
      from Rs57,102
      Jun
      from Rs57,244
      Jul
      from Rs63,298
      Aug
      from Rs65,217

      Ontario International to Miami International: Alternative routes

      Compare routes from Ontario International to Miami below. You may find an airport to fly into that's cheaper, faster, or easier than Miami International.

      Miami International

      9km from central Miami
      ClosestCheapest
      from Rs31,523
      Search flights

      Miami Opa Locka

      17km from central Miami
      Search flights

      Fort Lauderdale International

      34km from central Miami
      from Rs35,778
      Search flights

      Fort Lauderdale Executive

      48km from central Miami
      Search flights

      Ontario to Miami: Flight information

      The things to know before you go.
      Cheapest flight foundRs31,523
      Cheapest month to flyOctober

      Finding cheap flights from Ontario International to Miami International: Frequently asked questions

      The best price we found for a return flight from Ontario International to Miami International is Rs56,769. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Ontario International to Miami International. But we found flights with one or more stops from Rs56,769.
      As of September 2026, there are no flights flying from Ontario International to Miami International.
      The cheapest month to fly from Ontario International to Miami International is usually October.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ontario International Airport to Miami International Airport on Thursday, 1 October 2026.
      No airlines currently offer direct flights between Ontario International Airport and Miami International Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Miami International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Miami is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Frontier Airlines offers the cheapest flight tickets to Miami International.

      Flying from Ontario International Airport (ONT) to Miami International Airport (MIA): what you need to know

      • The timezone in Miami is UTC-5, which is three hours ahead of Ontario.

      • Give yourself enough time to make your ONT to MIA flight. Generally, it's best to arrive two hours before international departures and an hour ahead for domestic flights.

      • Be prepared for longer lines in popular months like July. Arriving up to four hours in advance for international flights and two hours for a domestic departure is a smart move.

      • If you'd like to add a stop to your trip, simply uncheck 'Direct flights only' when searching for your ticket from Ontario International Airport to Miami International Airport. These are the most popular stopovers between ONT and MIA:

        • Dallas Fort Worth International Airport

        • Phoenix Sky Harbour Airport

        • Houston Hobby Airport

      How to find the cheapest flights from Ontario International Airport (ONT) to Miami International Airport (MIA)

      • Currently, Rs31,523 is the cheapest price we've found for a one-way Ontario International Airport to Miami International Airport flight. The best price for a return plane ticket is Rs56,769. Remember that fares can change due to availability when booking.

      • Don't leave things to the last moment. You're more likely to find cheap tickets from ONT to MIA if you book early. Airlines often offer some great early bird discounts.

      • If you're willing to be flexible with your travel dates, use the 'Whole month' search tool. It'll show you the lowest price across each month when searching for a flight from Ontario International Airport to Miami International Airport.

      • Stay on top of deals for cheap flights from ONT to MIA by creating a Price Alert. We'll send you an email or notification through the app when a lower fare pops up.

      • Tailor your trip using filters. Choose your ideal arrival and departure times, total journey duration and airlines. You can also sort your results by 'Fastest,' 'Cheapest' or 'Best' flights from Ontario International Airport to Miami International Airport.

      Handy information about Ontario International Airport (ONT)

      • ONT is located at 2900 E. Airport Drive.

      • Ontario International Airport maintains a solid on-time performance, reducing your chances of a delayed flight. Departures from ONT land on schedule 83% of the time.

      • Central Ontario to Ontario International Airport is approximately 10 kilometres. Depending on traffic, it'll take you about 15 minutes to get there if you're driving, ride-sharing or catching a taxi.

      • You can expect a journey time of about 45 minutes on public transport.

      • Get your journey off to a leisurely start by staying near ONT. Whether you're taking an early flight from Ontario International Airport to Miami International Airport or just don't want to be rushed, these stays are the answer:

      Arriving at Miami International Airport (MIA)

      Getting from Miami International Airport (MIA) to central Miami

      • You'll find MIA at 4200 N.W. 21 Street.

      • Miami International Airport to the centre of Miami has a drive time of around 20 minutes. It's approximately 11 kilometres away.

      • If you're travelling by public transport, expect a journey of roughly 35 minutes.

      When to fly to Miami International Airport (MIA)

      • The quietest month for a flight from Ontario International Airport to Miami International Airport is September, while July is the most popular. Pick the ideal time to go to Miami based on whether you prefer a bustling atmosphere or a more laid-back vibe.

      • When reserving your flight from Ontario International Airport to Miami International Airport, consider the type of weather you enjoy. August is the warmest month in Miami, with the temperature ranging from 27ºC to 31ºC.

      • January has average temperatures of between 15ºC and 24ºC. Search for cheap tickets from ONT to MIA around that time if you like travelling in cooler conditions.

      Explore more of the United States

      • Miami has its own special appeal, but there are so many other corners of the United States you'll want to see. About 338 kilometres north-west of Miami, a trip to Tampa will keep you on the move. Start with attractions like Busch Gardens Tampa, The Florida Aquarium and ZooTampa at Lowry Park.

      • Orlando is another standout destination in the United States and is around 338 kilometres north of Miami. No journey is complete without dropping by Hogwarts, Universal's Islands of Adventure and Jurassic world.

      Plan the rest of your trip from Ontario to Miami

      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.