$171 Find Cheap Flights from Ontario to Cancun - Compare and Save

Two cabin classes are available on flights from Ontario to Cancún:

• Economy Class
• First Class

A nonstop flight from Ontario to Cancún takes 00m, covering 2,073 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Round-trip flights from Ontario to Cancún range from $386 to $599, with an average of $498 over the past 12 months. Anything below $386 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) are 18% below the route average of $498. Booking late can sometimes save you money, but inventory is limited.

One-way fares from Ontario to Cancún are currently in line with typical prices for this route. Average one-way fares are about $246.

Cancun Airport (CUN) hosts 5 major car rental companies, with daily rates averaging $16 for economy cars. Top options include:

• Hertz
• MEXRENTACAR
• America Car Rental
• Budget
• Europcar

Flights from Ontario to Cancún usually depart from Ontario (ONT) and arrive at Cancun (CUN).

One-stop flights from Ontario to Cancún most commonly connect through:

• Guadalajara Miguel Hidal (GDL) - 76% of one-stop connections
• Dallas/Fort Worth (DFW) - 9% of one-stop connections
• Houston George Bush Intcntl (IAH) - 6% of one-stop connections
• Denver Intl (DEN) - 4% of one-stop connections

Yes. Flexible dates can save you up to 21% on flights from Ontario to Cancún. Sunday is the cheapest departure day at $427 round-trip on average, while Wednesday is the most expensive at $535, a difference of $108.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Flying via Houston Hobby (HOU) gives the shortest average 1-stop total travel time at 7h 09m, compared with 7h 25m via Las Vegas Harry Reid Intl (LAS) and 7h 29m via Phoenix Sky Harbor Intl (PHX).

Cancún is 3 hours ahead of Ontario (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Cancún are Playa Caracol, Playa Delfines and Playa Gaviota Azul. These are among the most viewed places in Cancún on KAYAK.

All flights from Ontario to Cancun have at least one stop en route, as there are no nonstop flights. The layover options for flights on this route vary depending on your airline. Common layover airports for flights from Ontario to Cancun are Orlando International Airport (MCO), Phoenix International Airport (PHX), Dallas Fort Worth International Airport (DFW), Denver International Airport (DEN), and Charlotte Douglas (CLT).

Yes, airlines flying from Ontario to Cancun offer assistance services to passengers with special needs. Each airline on this route runs a wheelchair assistance program to help passengers with reduced mobility navigate the airports easily. The airlines, including American Airlines, Southwest, and JetBlue, also have attendants who assist passengers with reduced mobility. We recommend informing your airline well in advance if you need a wheelchair or other mobility aid during your travel.

US citizens are allowed to enter Cancun visa-free for stays up to 180 days. You must hold a valid passport book with at least two blank pages for stamping. US citizens with a passport card only may be denied entry to Cancun. Those planning to stay more than 180 days must have a Mexican tourist visa.

Yes. The local ADO Buses offer direct transportation from CUN to Downtown Cancun, Downtown Tulum, and Playa del Carmen. The buses pick up passengers just outside the terminals and drop them off at the Main Bus Terminal in the city center. The buses provide up to 70 daily services and do not restrict passenger luggage. We recommend booking your ticket in advance as these routes sell out quickly.