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Uncover the best deals on Ontario to Cancún flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest ONT - CUN Flights
Useful information for finding best airline tickets from Ontario International to Cancún International on your next trip.
Cheapest Round Trip Flight
$374
American Airlines
• 1 stop
• 10h 54m
Sep 06 – Sep 12
The cheapest round trip flight from Ontario to Cancún (ONT-CUN-ONT) is currently $374
Cheapest Direct Flight
$855
Delta Airlines
• nonstop
•
Aug 10
The cheapest nonstop flight from Ontario to Cancún (ONT-CUN) is currently $855
Fastest Flight
10h 54m
The fastest nonstop flight from Ontario to Cancún (ONT-CUN) takes 10h 54m
Top Airlines Flying from Ontario to Cancún
Latest Flight Deals from Ontario (ONT) to Cancún (CUN)
Compare and book low fare round-trip air tickets from Ontario to Cancún. Ideal for travelers with confirmed return itineraries.
Sep 06 - Sep 12, Economy
Ontario → Cancún
10h 54m
6:00 AM - 2:54 PM • 1 stop
Ontario → Cancún
12h 19m
11:00 AM - 4:39 PM • 1 stop
American Airlines
Aug 10 - Aug 15, Economy
Ontario → Cancún
- • 1 stop
Ontario → Cancún
- • 1 stop
United Airlines
Aug 10 - Aug 15, Economy
Ontario → Cancún
34h 12m
9:36 PM - 9:55 AM • 1 stop
Ontario → Cancún
11h 55m
10:40 AM - 7:46 PM • 1 stop
Volaris Airline
Aug 10 - Aug 15, Economy
Ontario → Cancún
34h 12m
12:55 AM - 12:04 PM • 1 stop
Ontario → Cancún
11h 55m
10:40 AM - 7:46 PM • 1 stop
Volaris Airline
Aug 10 - Aug 15, Economy
Ontario → Cancún
12h 14m
10:29 AM - 8:03 PM • 1 stop
Ontario → Cancún
14h 10m
12:08 PM - 6:58 PM • 1 stop
American Airlines
Flying to Cancún soon? We've surfaced some of the most affordable last-minute flights from Ontario to Cancún, ideal for urgent plans or spontaneous trips.
Aug 10 - Aug 15, Economy
Ontario → Cancún
- • 1 stop
Ontario → Cancún
- • 1 stop
United Airlines
Aug 10 - Aug 15, Economy
Ontario → Cancún
34h 12m
9:36 PM - 9:55 AM • 1 stop
Ontario → Cancún
11h 55m
10:40 AM - 7:46 PM • 1 stop
Volaris Airline
Aug 10 - Aug 15, Economy
Ontario → Cancún
34h 12m
12:55 AM - 12:04 PM • 1 stop
Ontario → Cancún
11h 55m
10:40 AM - 7:46 PM • 1 stop
Volaris Airline
Aug 10 - Aug 15, Economy
Ontario → Cancún
- • nonstop
Ontario → Cancún
- • nonstop
United Airlines
Aug 10 - Aug 15, Economy
Ontario → Cancún
12h 14m
10:29 AM - 8:03 PM • 1 stop
Ontario → Cancún
14h 10m
12:08 PM - 6:58 PM • 1 stop
American Airlines
Looking for the fastest way to Cancún? These direct flight options from ONT to CUN offer both convenience and value—no layovers, just straight to your destination.
Aug 10 - Aug 15, Economy
Ontario → Cancún
- • nonstop
Ontario → Cancún
- • nonstop
Delta Airlines
Aug 10 - Aug 15, Economy
Ontario → Cancún
- • nonstop
Ontario → Cancún
- • nonstop
United Airlines
Aug 10 - Aug 15, Economy
Ontario → Cancún
- • nonstop
Ontario → Cancún
- • nonstop
United Airlines
FAQs on Ontario to Cancún Flights
What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to CUN?
The most popular airline flying from Ontario to Cancún are
Can I fly from ONT to CUN non-stop?
Yes, you can fly ONT to CUN non-stop on
Which airlines fly nonstop between Ontario and Cancún?
The non-stop flights between Ontario and Cancún are .
What’s the earliest departure time from ONT to CUN Airport?
The earliest flight leaves ONT at 12:55 am and lands in CUN - Cancún International
What are the airports in Cancún?
CUN
Can I make changes to my Ontario to Cancún flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to CUN?
Read the fare rules of the Ontario to Cancún air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and Cancún?
operate flights between Ontario and Cancún
How long does a flight from Ontario to Cancún take?
It takes approximately 5 hour to fly non-stop from ONT to CUN, which is 2076.7 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Cancún (CUN) ?
In the past couple of days, the cheapest tickets to CUN from ONT were found on AA : USD 374
Do I need a passport to fly between ONT and CUN?
Yes
What’s the latest departure time from ONT to CUN ?
The last flight leaves ONT at 11:5600 pm
Essential Information for Booking Flights from Ontario (ONT) - AI Insights
What's the cheapest airline from ont to cun?
You can find affordable flights from Ontario to Cancún with Frontier Airlines. For a round-trip economy ticket, book in advance to secure low fares. Consider booking at least 11 days prior to your trip for savings.
What's the popular airline to fly from ont to cun?
You can fly from Ontario International Airport (ONT) to Cancún International Airport (CUN) on Southwest Airlines.
What's the cheapest day of the week to fly from ont to cun?
The cheapest day to fly from Ontario International Airport (ONT) to Cancún International Airport (CUN) is Wednesday. Flying on Wednesdays can result in lower fares compared to other days of the week.
What's the cheapest month to fly from ont to cun?
The cheapest month to fly from Ontario to Cancún is June. Flying during this time can help you find budget-friendly flights. You can consider booking your round-trip flights in advance, ideally 11 days before departure, to secure the best fares.
Which airline/airlines fly from ont to cun?
The airlines that fly from Ontario International Airport (ONT) to Cancún International Airport (CUN) include JetBlue Airways, Volaris Airline, Air Canada, Flair Airlines, WestJet Airlines, Avianca, Sun Country Airlines, Aeromexico, Frontier Airlines, and Viva Aerobus. You can find cheap flights with these airlines for your round-trip journey.
What is the best airline for flights from Ontario International Airport to Cancún International Airport?
Frontier Airlines (F9) is a great option for flights from Ontario International Airport to Cancún International Airport.
How do I book airfares and get the cheapest tickets on fareleaders.com?
You can book airfares and get the cheapest tickets on fareleaders.com by searching for your preferred airline, such as Southwest Airlines (WN), and selecting your travel dates.
Can I find busque deals on flights and hotels through your website?
Yes, you can find busque deals on flights and hotels through our website by using our search engine and filtering your results by price.
Is it possible to search for weekend viajes and get instant quotes?
Yes, you can search for weekend viajes and get instant quotes by selecting your travel dates as a weekend.
What are the advance booking days for round trip flights from Ontario International Airport to Cancún International Airport?
The advance booking days for round trip flights from Ontario International Airport to Cancún International Airport are 11 days in advance.
How can I check my flight status and track my bookings on fareleaders.com?
You can check your flight status and track your bookings on fareleaders.com by logging into your account and viewing your booking details.
Ontario (ONT) to Cancún (CUN): Airport Information
| Origin Airport | Ontario International , Ontario, US |
| Destination Airport | Cancún International , Cancún, MX |
| Distance | 2077 miles |
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