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318 € Cheap Flights from Ontario International to Cancun

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      Travellers and cabin class, 1 Adult, Economy

      Compare Ontario International to Cancun flight deals

      Find the cheapest month or even day of the year to fly to Cancun

      Book the best Cancun fare with no extra fees

      Flight deals from Ontario International to Cancun

      Looking for a cheap last-minute deal or the best return flight from Ontario International Airport to Cancun Airport? If you want to travel next month, return fares start from 348 €. Find the lowest prices on one-way and return tickets right here.
      Cancun.318 € per passenger.Departing Sat, 13 Feb, returning Thu, 18 Feb.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Ontario International on Sat, 13 Feb, arriving in Cancun.Inbound indirect flight with Volaris, departs from Cancun on Thu, 18 Feb, arriving in Ontario International.Price includes taxes and charges.From 318 €, select.
      Cancun.319 € per passenger.Departing Sat, 23 Jan, returning Sun, 21 Feb.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Ontario International on Sat, 23 Jan, arriving in Cancun.Inbound indirect flight with Volaris, departs from Cancun on Sun, 21 Feb, arriving in Ontario International.Price includes taxes and charges.From 319 €, select.
      Cancun.325 € per passenger.Departing Wed, 28 Oct, returning Wed, 4 Nov.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Ontario International on Wed, 28 Oct, arriving in Cancun.Inbound indirect flight with Volaris, departs from Cancun on Wed, 4 Nov, arriving in Ontario International.Price includes taxes and charges.From 325 €, select.
      Cancun.333 € per passenger.Departing Mon, 9 Nov, returning Thu, 12 Nov.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Ontario International on Mon, 9 Nov, arriving in Cancun.Inbound indirect flight with Volaris, departs from Cancun on Thu, 12 Nov, arriving in Ontario International.Price includes taxes and charges.From 333 €, select.
      Cancun.337 € per passenger.Departing Fri, 4 Dec, returning Tue, 8 Dec.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Ontario International on Fri, 4 Dec, arriving in Cancun.Inbound indirect flight with Volaris, departs from Cancun on Tue, 8 Dec, arriving in Ontario International.Price includes taxes and charges.From 337 €, select.
      Cancun.344 € per passenger.Departing Mon, 11 Jan, returning Tue, 19 Jan.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Ontario International on Mon, 11 Jan, arriving in Cancun.Inbound indirect flight with Volaris, departs from Cancun on Tue, 19 Jan, arriving in Ontario International.Price includes taxes and charges.From 344 €, select.
      Cancun.348 € per passenger.Departing Thu, 1 Oct, returning Mon, 5 Oct.Return flight with Frontier Airlines and Aeromexico.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Thu, 1 Oct, arriving in Cancun.Inbound indirect flight with Aeromexico, departs from Cancun on Mon, 5 Oct, arriving in Ontario International.Price includes taxes and charges.From 348 €, select.
      Cancun.352 € per passenger.Departing Mon, 28 Sep, returning Fri, 9 Oct.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Ontario International on Mon, 28 Sep, arriving in Cancun.Inbound indirect flight with Volaris, departs from Cancun on Fri, 9 Oct, arriving in Ontario International.Price includes taxes and charges.From 352 €, select.
      Cancun.362 € per passenger.Departing Wed, 16 Sep, returning Tue, 22 Sep.Return flight with Frontier Airlines and Aeromexico.Outbound indirect flight with Frontier Airlines, departs from Ontario International on Wed, 16 Sep, arriving in Cancun.Inbound indirect flight with Aeromexico, departs from Cancun on Tue, 22 Sep, arriving in Ontario International.Price includes taxes and charges.From 362 €, select.
      Cancun.364 € per passenger.Departing Sat, 24 Apr, returning Sun, 2 May.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Ontario International on Sat, 24 Apr, arriving in Cancun.Inbound indirect flight with Volaris, departs from Cancun on Sun, 2 May, arriving in Ontario International.Price includes taxes and charges.From 364 €, select.
      Cancun.386 € per passenger.Departing Mon, 23 Nov, returning Tue, 1 Dec.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Ontario International on Mon, 23 Nov, arriving in Cancun.Inbound indirect flight with Volaris, departs from Cancun on Tue, 1 Dec, arriving in Ontario International.Price includes taxes and charges.From 386 €, select.
      Cancun.399 € per passenger.Departing Sat, 13 Mar, returning Sun, 21 Mar.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Ontario International on Sat, 13 Mar, arriving in Cancun.Inbound indirect flight with Volaris, departs from Cancun on Sun, 21 Mar, arriving in Ontario International.Price includes taxes and charges.From 399 €, select.
      Cancun.399 € per passenger.Departing Thu, 15 Apr, returning Sun, 18 Apr.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Ontario International on Thu, 15 Apr, arriving in Cancun.Inbound indirect flight with Volaris, departs from Cancun on Sun, 18 Apr, arriving in Ontario International.Price includes taxes and charges.From 399 €, select.
      Cancun.428 € per passenger.Departing Wed, 24 Mar, returning Thu, 1 Apr.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Ontario International on Wed, 24 Mar, arriving in Cancun.Inbound indirect flight with Volaris, departs from Cancun on Thu, 1 Apr, arriving in Ontario International.Price includes taxes and charges.From 428 €, select.
      Cancun.466 € per passenger.Departing Mon, 9 Nov, returning Thu, 14 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Mon, 9 Nov, arriving in Cancun.Inbound indirect flight with Southwest Airlines, departs from Cancun on Thu, 14 Jan, arriving in Ontario International.Price includes taxes and charges.From 466 €, select.
      Cancun.468 € per passenger.Departing Fri, 11 Dec, returning Fri, 8 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Ontario International on Fri, 11 Dec, arriving in Cancun.Inbound indirect flight with Southwest Airlines, departs from Cancun on Fri, 8 Jan, arriving in Ontario International.Price includes taxes and charges.From 468 €, select.

      Find the cheapest month to fly from Ontario International to Cancun

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Ontario International to Cancun flights are currently cheapest in February.
      Sep
      from 362 €
      Oct
      from 348 €
      Nov
      from 333 €
      Dec
      from 337 €
      Jan
      from 344 €
      Feb
      from 318 €
      Mar
      from 399 €
      Apr
      from 399 €
      May
      from 575 €
      Jun
      Find prices
      Jul
      Find prices
      Aug
      Find prices

      Ontario International to Cancun: Alternative routes

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

      Cancun

      14km from central Cancun
      ClosestCheapest
      from 318 €
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      Ontario to Cancun: Flight information

      The things to know before you go.
      Cheapest flight found318 €
      Cheapest month to flyFebruary

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

      The best price we found for a return flight from Ontario International to Cancun is 318 €. 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 Cancun. But we found flights with one or more stops from 318 €.
      As of September 2026, there are no flights flying from Ontario International to Cancun.
      The cheapest month to fly from Ontario International to Cancun is usually February.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Ontario International Airport to Cancun Airport on Saturday, 13 February 2027.
      No airlines currently offer direct flights between Ontario International Airport and Cancun 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 Cancun 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 Cancun is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, Volaris offers the cheapest flight tickets to Cancun.

      Flying from Ontario International Airport (ONT) to Cancun Airport (CUN): what you need to know

      • Cancun is three hours ahead of Ontario and observes the UTC-5 timezone.

      • Arriving two hours before an international flight and one hour ahead of a domestic departure are golden rules for stress-free travel. Be at the airport on time to catch your ONT to CUN flight.

      • During popular months such as July, you'll want to get to the airport well in advance. Arrive two hours before domestic departures and four hours ahead for international flights whenever you're travelling during a high season in general.

      • Think about adding a stopover when booking your ticket from Ontario International Airport to Cancun Airport. Simply deselect 'Direct flights only' to break up your trip, or maybe even explore a new city along the way. Here are some options between ONT and CUN:

        • Houston George Bush Intercntl. Airport

        • Phoenix Sky Harbour Airport

        • Austin-Bergstrom Airport

      How to find the cheapest flights from Ontario International Airport (ONT) to Cancun Airport (CUN)

      • Currently, 145 € is the lowest price we've seen for a one-way Ontario International Airport to Cancun Airport flight. The best price for a return plane ticket is 318 €. Remember that fares could change due to availability when booking.

      • Don't leave everything to the last moment. You're more likely to get cheap tickets from ONT to CUN if you book in advance. Airlines often offer some great early bird rates.

      • Getting cheap flights from Ontario International Airport to Cancun Airport is more likely if you can be flexible with your travel plans. Use the 'Whole month' function to see the lowest fares across the month and bag a great deal.

      • Save time looking for cheap flights from ONT to CUN by creating a Price Alert. You'll get an email or push notification on the app when a lower fare pops up.

      • Lock in the ideal flight for you with the help of the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Ontario International Airport to Cancun Airport, use the 'Sort by' tool. You can also filter results by airline, arrival and departure times, and number of stops.

      Handy information about Ontario International Airport (ONT)

      • You'll find ONT at 2900 E. Airport Drive.

      • 83% of flights leaving Ontario International Airport arrive at their destination as planned. Given its impressive on-time stats, you're unlikely to be delayed when taking off from ONT.

      • 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 catching a taxi, ride-sharing or driving.

      • The journey on public transport will take about 45 minutes.

      • Catching an early flight from Ontario International Airport to Cancun Airport? Avoid the stress of rushing to the terminal (and catch some extra z's) by choosing one of these stays close to ONT:

      Arriving at Cancun Airport (CUN)

      • Reserve a hotel near CUN if you're on a late Ontario International Airport to Cancun Airport flight. Settle into one of these options and avoid the hassle of a long transfer:

      • Get your adventure underway by picking up a Cancun Airport rental car. Grab your wheels from MEX, America or Europcar and explore beyond Cancun's main sights.

      • Secure the lowest price by booking your vehicle from Cancun Airport around three weeks ahead of your departure.

      Getting from Cancun Airport (CUN) to central Cancun

      • Cancun Airport is roughly 16 kilometres from central Cancun. The drive time takes about 25 minutes.

      • It takes roughly 35 minutes to get there using public transport.

      When to fly to Cancun Airport (CUN)

      • April is the most popular month for flights from Ontario International Airport to Cancun Airport. To escape the crowds, travel to Cancun in March.

      • Lock in your flight from Ontario International Airport to Cancun Airport for August if you'd like to explore Cancun during its warmest month. Expect temperatures of between 26ºC (79ºF) and 32ºC (90ºF).

      • If you like cooler conditions, look for a cheap ticket from ONT to CUN in January. Average temperatures are between 20ºC (68ºF) and 27ºC (81ºF) then.

      Explore more of Mexico

      • Cancun has plenty to offer, but there are so many other corners of Mexico waiting to be discovered. About 290 kilometres west of Cancun, a trip to Merida will keep your itinerary packed. Check out popular attractions like Chichen Itza, cenotes y pueblos magicos, Chichen-itza Park and Nva. Chichen Itza Park.

      • Campeche is another favourite destination in Mexico and is around 418 kilometres west of Cancun. No trip is complete without seeing Zona Arquelogica Edzna, Old City Wall and Plaza de la Independencia.

      Plan the rest of your trip from Ontario to Cancun

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