Cheap flights from Ontario to Cancún from $158
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Cancún departing on 7/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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American Airlines flights from Ontario to Cancún
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How to get the cheapest flight ticket from Ontario to Cancún
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Ontario and Cancún?
What is the cheapest month to fly to Cancún?
If you don’t want to visit Cancún in February, then you should wait until September to fly from Ontario, when ticket prices are also cheap, with an average price of $498.
What is the cheapest day to depart on your flight to Cancún?
The cheapest day to depart from Ontario to Cancún is on a Tuesday when prices can be found for as low as $494. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $604. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cancún.
What is the cheapest time of day to depart on your flight to Cancún?
Our most recent data shows that the best time of day to fly to Cancún is in the afternoon. Flights from Ontario to Cancún during this time can be as low as $270. Flights to Cancún are more costly in the evening, with an average ticket price of $573. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Cancún?
You are more likely to see cheaper flights to Cancún from Ontario when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around $542 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from Ontario for as low as $454 on momondo.
What is the cheapest airline that flies from Ontario to Cancun?
Delta, Frontier, and British Airways are the most popular carriers operating from Ontario to Cancun
What airlines fly to Cancún?
United Airlines, Alaska Airlines and Delta are the top three most popular airlines that fly to Cancún from Ontario according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Cancún. Keep in mind that there are 14 different airlines that fly to Cancún on a routine basis, so you have a few additional options to choose from.
When to book flights from Ontario to Cancún
Cheap Ontario to Cancún (ONT to CUN) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ontario to Cancún
How far is Ontario to Cancun by plane?
The straight-line distance from Ontario to Cancun is 2074.6 mi. By plane, this route typically takes 6h 20m.
When did momondo last update prices for flights from Ontario Airport to Cancun Airport?
Prices for flights from Ontario Airport to Cancun Airport were last updated today.
How many operators does momondo search for flights from Ontario Airport to Cancun Airport?
The number of operators available for flights from Ontario Airport to Cancun Airport is 8 as of June 2025.
How old do you have to be to fly from Ontario Airport to Cancun Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Cancun Airport.
What documentation or ID do you need to fly to Cancun Airport?
The travel and health documents required for your trip to Cancun Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cancun Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Ontario to Cancún?
Based on momondo bookings for flights between Ontario and Cancún, the leading airline is American Airlines, making up 48% of the total bookings. Other popular airlines include United Airlines with 25%, Volaris with 7%, and Southwest with 7%.
Best airlines flying from Ontario to Cancún
Compare and see reviews for airlines that fly from Ontario to Cancún with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $243 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $286 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $286 | Free Cancellation | Rating 6.9 788 reviews | |||
| PriceFrom $339 | Free Cancellation | Rating 6.7 1,170 reviews | |||
| PriceFrom $356 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $440 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $451 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $469 | Free Cancellation | Rating 8.0 4,287 reviews |
Traveling to a place near Cancún?
Book flights to Cancún if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Ontario to Cancún?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Cancún from Ontario.
Can I find flights from Ontario to Cancún with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Ontario to Cancún flights to just show those with flexible booking policies.
How can momondo help me find flights from Ontario to Cancún?
momondo provides multiple filters to help you find the best flight to Cancún from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Ontario to Cancún right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Ontario to Cancún flights. All you need is a valid email address and we will do the rest; it is that quick and easy.