Cheap Flights from Cancun to Ontario International

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Compare Cancun to Ontario International flight deals

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

Book the best Ontario International fare with no extra fees

Flight deals Cheapest month Find the best route Route info FAQs Tips and advice

Flight deals from Cancun to Ontario International

Looking for a cheap last-minute deal or the best return flight from Cancun Airport to Ontario International Airport? If you want to travel next month, return fares start from $686. Find the lowest prices on one-way and return tickets right here.

Ontario.$536 per passenger.Departing Wed, 3 Feb, returning Wed, 10 Feb.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Cancun on Wed, 3 Feb, arriving in Ontario International.Inbound indirect flight with Volaris, departs from Ontario International on Wed, 10 Feb, arriving in Cancun.Price includes taxes and charges.From $536, select.

Ontario.$686 per passenger.Departing Thu, 3 Sep, returning Mon, 7 Sep.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Cancun on Thu, 3 Sep, arriving in Ontario International.Inbound indirect flight with Volaris, departs from Ontario International on Mon, 7 Sep, arriving in Cancun.Price includes taxes and charges.From $686, select.

Ontario.$688 per passenger.Departing Tue, 11 May, returning Sat, 29 May.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Cancun on Tue, 11 May, arriving in Ontario International.Inbound indirect flight with Volaris, departs from Ontario International on Sat, 29 May, arriving in Cancun.Price includes taxes and charges.From $688, select.

Ontario.$698 per passenger.Departing Thu, 1 Oct, returning Sun, 4 Oct.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Cancun on Thu, 1 Oct, arriving in Ontario International.Inbound indirect flight with Volaris, departs from Ontario International on Sun, 4 Oct, arriving in Cancun.Price includes taxes and charges.From $698, select.

Ontario.$714 per passenger.Departing Wed, 30 Sep, returning Wed, 7 Oct.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Cancun on Wed, 30 Sep, arriving in Ontario International.Inbound indirect flight with Volaris, departs from Ontario International on Wed, 7 Oct, arriving in Cancun.Price includes taxes and charges.From $714, select.

Ontario.$718 per passenger.Departing Wed, 13 Jan, returning Fri, 29 Jan.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Cancun on Wed, 13 Jan, arriving in Ontario International.Inbound indirect flight with Volaris, departs from Ontario International on Fri, 29 Jan, arriving in Cancun.Price includes taxes and charges.From $718, select.

Ontario.$729 per passenger.Departing Wed, 4 Nov, returning Wed, 11 Nov.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Cancun on Wed, 4 Nov, arriving in Ontario International.Inbound indirect flight with Volaris, departs from Ontario International on Wed, 11 Nov, arriving in Cancun.Price includes taxes and charges.From $729, select.

Ontario.$750 per passenger.Departing Tue, 25 Aug, returning Sun, 30 Aug.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Cancun on Tue, 25 Aug, arriving in Ontario International.Inbound indirect flight with Volaris, departs from Ontario International on Sun, 30 Aug, arriving in Cancun.Price includes taxes and charges.From $750, select.

Ontario.$770 per passenger.Departing Fri, 25 Dec, returning Mon, 4 Jan.Return flight with United.Outbound indirect flight with United, departs from Cancun on Fri, 25 Dec, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Mon, 4 Jan, arriving in Cancun.Price includes taxes and charges.From $770, select.

Ontario.$776 per passenger.Departing Tue, 20 Oct, returning Tue, 3 Nov.Return flight with United.Outbound indirect flight with United, departs from Cancun on Tue, 20 Oct, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Tue, 3 Nov, arriving in Cancun.Price includes taxes and charges.From $776, select.

Ontario.$776 per passenger.Departing Wed, 16 Dec, returning Wed, 30 Dec.Return flight with United.Outbound indirect flight with United, departs from Cancun on Wed, 16 Dec, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Wed, 30 Dec, arriving in Cancun.Price includes taxes and charges.From $776, select.

Ontario.$778 per passenger.Departing Wed, 25 Nov, returning Wed, 9 Dec.Return flight with United.Outbound indirect flight with United, departs from Cancun on Wed, 25 Nov, arriving in Ontario International.Inbound indirect flight with United, departs from Ontario International on Wed, 9 Dec, arriving in Cancun.Price includes taxes and charges.From $778, select.

Ontario.$798 per passenger.Departing Tue, 25 Aug, returning Tue, 1 Sep.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Cancun on Tue, 25 Aug, arriving in Ontario International.Inbound indirect flight with Volaris, departs from Ontario International on Tue, 1 Sep, arriving in Cancun.Price includes taxes and charges.From $798, select.

Ontario.$829 per passenger.Departing Thu, 1 Apr, returning Sat, 3 Apr.Return flight with Volaris.Outbound indirect flight with Volaris, departs from Cancun on Thu, 1 Apr, arriving in Ontario International.Inbound indirect flight with Volaris, departs from Ontario International on Sat, 3 Apr, arriving in Cancun.Price includes taxes and charges.From $829, select.

Ontario.$952 per passenger.Departing Fri, 29 Jan, returning Mon, 1 Feb.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Cancun on Fri, 29 Jan, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Mon, 1 Feb, arriving in Cancun.Price includes taxes and charges.From $952, select.

Ontario.$969 per passenger.Departing Wed, 11 Nov, returning Wed, 20 Jan.Return flight with Southwest Airlines.Outbound indirect flight with Southwest Airlines, departs from Cancun on Wed, 11 Nov, arriving in Ontario International.Inbound indirect flight with Southwest Airlines, departs from Ontario International on Wed, 20 Jan, arriving in Cancun.Price includes taxes and charges.From $969, select.

Find the cheapest month to fly from Cancun to Ontario International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cancun to Ontario International flights are currently cheapest in February.

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Cancun to Ontario International: Alternative routes

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

Cancun to Ontario: Flight information

The things to know before you go.

Cheapest flight found	$536
Cheapest month to fly	February

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

How much are return flights from Cancun to Ontario International?

The best price we found for a return flight from Cancun to Ontario International is $536. 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.

Which airlines fly direct from Cancun to Ontario International?

Currently, there are no airlines that fly direct from Cancun to Ontario International. But we found flights with one or more stops from $536.

How many flights are there a week from Cancun to Ontario International?

As of August 2026, there are no flights flying from Cancun to Ontario International.

When is the cheapest time to fly from Cancun to Ontario International?

The cheapest month to fly from Cancun to Ontario International is usually February.

Which upcoming date is cheapest to fly from Cancun Airport to Ontario International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cancun Airport to Ontario International Airport on Wednesday, 3 February 2027.

Can I get a direct flight from Cancun Airport to Ontario International Airport?

No airlines currently offer direct flights between Cancun Airport and Ontario International Airport. Most routes have one or more stops.

How can I find the best flight deal to Ontario International?

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 Ontario 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.

When is the best time to book flights to Ontario?

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

Which is the cheapest airline to fly from Cancun Airport to Ontario International with?

Currently, Volaris offers the cheapest flight tickets to Ontario International.

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

Ontario is three hours behind Cancun and observes the UTC-8 timezone.
Give yourself enough time to catch your CUN to ONT flight. As a general rule, turn up two hours before international departures and an hour ahead for domestic flights.
Flying during a peak time such as April? Public holidays and other high seasons can mean longer lines and delays at security. Be extra cautious and get there up to four hours before international flights and two hours before domestic departures.
If you want to include a stop along the way, simply deselect 'Direct flights only' when searching for your ticket from Cancun Airport to Ontario International Airport. Here are the most popular stopovers between CUN and ONT:
- Dallas Fort Worth International Airport
- Houston George Bush Intercntl. Airport
- Phoenix Sky Harbour Airport

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

At the moment, $309 is the lowest price we've seen for a one-way Cancun Airport to Ontario International Airport flight. The best price for a return ticket is $536. Keep in mind that fares could change due to availability when booking.
It's usually best to book ahead of time if you're hoping to get cheap tickets from CUN to ONT. That's because airlines adjust prices based on demand, which tends to increase closer to departure.
The 'Whole month' search function shows you the cheapest flights from Cancun Airport to Ontario International Airport across the entire month. It's a great way to find a bargain if your travel dates are flexible.
Save time looking for cheap flights from CUN to ONT by setting up a Price Alert. You'll receive an email or push notification on the app when a lower fare pops up.
Tailor your trip using filters. Select your ideal arrival and departure times, total journey duration and airlines. You can also sort results by 'Cheapest,' 'Best' or 'Fastest' flights from Cancun Airport to Ontario International Airport.

Handy information about Cancun Airport (CUN)

Cancun Airport maintains a solid on-time record, making delays less likely. Departures from CUN land at their destination as scheduled 80% of the time.
To reach Cancun Airport from central Cancun, it takes around 25 minutes by car. This depends on traffic, however. It's approximately 16 kilometres from the airport to the city centre.
Planning to catch public transport? Expect a journey time of around 35 minutes.
Booked an early flight from Cancun Airport to Ontario International Airport? Avoid rushing to the airport (and catch some extra z's) by picking one of these hotels near CUN:

Arriving at Ontario International Airport (ONT)

Reserve a hotel near ONT if you're taking a late Cancun Airport to Ontario International Airport flight. Pick one of these accommodation options and skip the long transfer:
Pick up a Ontario International Airport rental car and discover Ontario and beyond with your own set of wheels. Dollar, Fox - Rent A Car and Thrifty are popular providers to choose from here.
Reserving your ride from Ontario International Airport about three weeks ahead gives you the best chance of locking in a great deal.

When to fly to Ontario International Airport (ONT)

The quietest month for a flight from Cancun Airport to Ontario International Airport is March, while July is the busiest. Choose the best time to go to Ontario based on whether you prefer a faster pace or a more relaxed vibe.
The warmest month in Ontario is August, with temperatures ranging between 16ºC and 36ºC. Lock in your flights from Cancun Airport to Ontario International Airport in this month if this is the type of weather you like.
February sees average temperatures of between 4ºC and 24ºC. Search for cheap tickets from CUN to ONT sometime then if you like cooler conditions.

Explore more of the United States

You've done Ontario, now it's time to discover other parts of the United States. Travel about 56 kilometres west to Los Angeles to check off its must-visit sights. From Hollywood Sign to Universal Studios Hollywood and Hollywood Bowl, you've got a jam-packed schedule ahead.
San Diego is another essential stop in the United States and is around 153 kilometres south of Ontario. No trip is complete without a visit to San Diego Zoo, San Diego Balboa Park and USS Midway Museum.