CA $277 Cheap Flights from Ontario Intl. Airport (ONT) to Cancun (CUN)

You can find cheap one-way flights from CA $277 and cheap return flights CA $572 ONT to CUN with Expedia. One-way flights typically cost between CA$340 and CA$1027. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when ONT to CUN ticket fares go up or down.

September is typically the cheapest month to fly from Ontario Intl. Airport (ONT) to Cancun, Quintana Roo (CUN-Cancun Intl.), with average return fares around CA$614. September often sees lower prices because it falls outside of peak holiday seasons and summer travel, when demand tends to decrease. Other cheap months to fly from Ontario Intl. Airport (ONT) to Cancun, Quintana Roo (CUN-Cancun Intl.) include August and October.

Enter ONT to CUN and your travel dates, then apply the 'Nonstop' filter to see only direct flights.

JetBlue Airways is one of the cheapest airlines offering connecting return flights from Ontario Intl. Airport (ONT) to Cancun, Quintana Roo (CUN-Cancun Intl.), with prices starting from around CA$563 for flights that can be booked for departure within the next year. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.

To find a cheap flight from Ontario Intl. Airport (ONT) to Cancun, Quintana Roo (CUN-Cancun Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.

The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.

There are approximately 58 connecting flights per day from Ontario Intl. Airport (ONT) to Cancun, Quintana Roo (CUN-Cancun Intl.). Some common connection points include Dallas-Fort Worth Intl. (DFW), Denver Intl. (DEN), and Salt Lake City Intl. (SLC).

The earliest flight from Ontario Intl. Airport (ONT) to Cancun, Quintana Roo (CUN-Cancun Intl.) typically departs around 12:25 AM local time, operated by Volaris. This is a seasonal service, active only in March. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.

You'll typically find the most flights from Ontario Intl. Airport (ONT) to Cancun, Quintana Roo (CUN) on a Thursday, with around 39 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Southwest Airlines, United, and Delta. Flight schedules are quite consistent throughout the week, so you'll have plenty of options no matter which day you choose to fly.

The most popular departure times for flights from Ontario Intl. Airport (ONT) to Cancun, Quintana Roo (CUN-Cancun Intl.) are in the early morning, from 6am to 9am. Many major carriers, including American Airlines, Delta and United, offer flights during this window. Many travellers prefer these times because it allows for an early arrival at your destination, giving you more time to enjoy your trip.

Flights from ONT to CUN with one stop typically take around 7 hours, covering approximately 3,339 kilometers. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.

Yes, you can fly business class or first class between Ontario Intl. Airport (ONT) and Cancun, Quintana Roo (CUN).

Airlines that offer business class service on this route include:

* Frontier Airlines
* United
* Delta

First class cabins are available on Alaska Airlines.

It's easy to earn miles on a Ontario Intl. Airport (ONT) to Cancun, Quintana Roo (CUN) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.

*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.

If you're planning to travel to Cancun from Los Angeles - Ontario Intl. (ONT), you can fly directly into Cancun Intl. (CUN). Some flights may connect through major hubs like Portland Intl. (PDX), Seattle - Tacoma Intl. (SEA), or Sky Harbor Intl. (PHX) before reaching Cancun. Compare routes and airports on Expedia to find the best flight options for your travel plans.

Typically, booking a last minute flight from Ontario Intl. Airport (ONT) to Cancun, Quintana Roo (CUN) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.

Securing a Ontario Intl. Airport (ONT) to Cancun, Quintana Roo (CUN) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.

If you booked your Ontario Intl. Airport (ONT) to Cancun, Quintana Roo (CUN-Cancun Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.