₩219,700 Cheap Flights from Ontario (ONT) to Cancun (CUN)

View ₩219,700 flight on Mon, Aug 18, 2025Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Cancun Intl. Airport (CUN)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Ontario to Cancun (ONT-CUN)

Prices were available within the past 7 days and start at ₩219,700 for one-way flights and ₩480,900 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Sep 10 - Wed, Sep 17
ONT
Ontario
CUN
Cancun
₩480,900 Roundtrip, found 3 hours ago
₩480,900
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Sep 10 from Ontario to Cancun, returning Wed, Sep 17, priced at ₩480,900 found 3 hours ago
Delta
Fri, Sep 26 - Fri, Oct 3
ONT
Ontario
CUN
Cancun
₩489,300 Roundtrip, found 2 hours ago
₩489,300
Roundtrip
found 2 hours ago
Select Delta flight, departing Fri, Sep 26 from Ontario to Cancun, returning Fri, Oct 3, priced at ₩489,300 found 2 hours ago
Delta
Sun, Oct 5 - Wed, Oct 8
ONT
Ontario
CUN
Cancun
₩494,400 Roundtrip, found 1 day ago
₩494,400
Roundtrip
found 1 day ago
Select Delta flight, departing Sun, Oct 5 from Ontario to Cancun, returning Wed, Oct 8, priced at ₩494,400 found 1 day ago
Delta
Wed, Sep 10 - Wed, Sep 17
ONT
Ontario
CUN
Cancun
₩504,500 Roundtrip, found 3 hours ago
₩504,500
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Sep 10 from Ontario to Cancun, returning Wed, Sep 17, priced at ₩504,500 found 3 hours ago
Delta
Thu, Sep 4 - Fri, Sep 12
ONT
Ontario
CUN
Cancun
₩510,500 Roundtrip, found 6 days ago
₩510,500
Roundtrip
found 6 days ago
Select Delta flight, departing Thu, Sep 4 from Ontario to Cancun, returning Fri, Sep 12, priced at ₩510,500 found 6 days ago
American Airlines
Tue, Aug 19 - Thu, Aug 21
ONT
Ontario
CUN
Cancun
₩524,400 Roundtrip, found 3 days ago
₩524,400
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Aug 19 from Ontario to Cancun, returning Thu, Aug 21, priced at ₩524,400 found 3 days ago
Delta
Wed, Sep 10 - Wed, Sep 17
ONT
Ontario
CUN
Cancun
₩528,800 Roundtrip, found 3 hours ago
₩528,800
Roundtrip
found 3 hours ago
Select Delta flight, departing Wed, Sep 10 from Ontario to Cancun, returning Wed, Sep 17, priced at ₩528,800 found 3 hours ago
American Airlines
Sat, Oct 4 - Tue, Oct 7
ONT
Ontario
CUN
Cancun
₩534,000 Roundtrip, found 1 day ago
₩534,000
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Oct 4 from Ontario to Cancun, returning Tue, Oct 7, priced at ₩534,000 found 1 day ago
United
Tue, Aug 19 - Thu, Aug 21
ONT
Ontario
CUN
Cancun
₩559,000 Roundtrip, found 3 days ago
₩559,000
Roundtrip
found 3 days ago
Select United flight, departing Tue, Aug 19 from Ontario to Cancun, returning Thu, Aug 21, priced at ₩559,000 found 3 days ago
Aeromexico
Sun, Aug 10 - Thu, Aug 14
ONT
Ontario
CUN
Cancun
₩602,000 Roundtrip, found 6 days ago
₩602,000
Roundtrip
found 6 days ago
Select Aeromexico flight, departing Sun, Aug 10 from Ontario to Cancun, returning Thu, Aug 14, priced at ₩602,000 found 6 days ago

Find the cheapest month to fly from Ontario (ONT) to Cancun (CUN)

December is typically the cheapest month to fly

From ₩411,546 - ₩1,054,398 per traveler.

Graph displaying average flight prices per month

Flights from Ontario (ONT) to Cancun (CUN)
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Cancun Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
₩480,900
Distance
3318 km

Los Angeles to Cancun Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Los Angeles to Cancun will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Cancun.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with ONT to CUN flights that won’t make your bank account wince. Ready to temporarily leave behind Los Angeles for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to CUN with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Frequently asked questions

How much is a flight from Los Angeles - Ontario Intl. Airport (ONT) to CUN?
Based on fares quoted within the last 7 days on Expedia for flights departing within the next year, round-trip journeys from ONT to Cancun Intl. Airport (CUN) start from ₩480,900. Book ASAP to secure the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Ontario Airport to Cancun Airport?
This can differ between airlines, as each one has its own terms and conditions. Head to the Customer Service Portal, where there are easy instructions on how to cancel online.
How do I find cheap flights from Los Angeles - Ontario Intl. Airport (ONT) to Cancun Intl. Airport (CUN) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for ONT to Cancun Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from ONT to Cancun Airport?
It's around 3,300 kilometers between Ontario and Cancun, so you'll be flying for a while. Keep yourself entertained by packing things like a magazine or a gripping book.
Which airlines fly direct from ONT to CUN?
Direct flights aren't available, so you'll need to make at least one stop between ONT and Cancun Intl. Airport (CUN). Make the most of the layover time to stretch your legs and take a break.
Are Ontario Airport to CUN flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from ONT to CUN can be hit-or-miss. You may be able to find a bargain, but then again, you could miss out altogether! If you'd rather start planning your trip ahead of time, Expedia compares flight deals up to 12 months in advance. Just bear in mind that not all airlines release their prices so far in advance. Our suggestion? Check back often as updates are made frequently.

Explore a world of travel with Expedia

Cancun nearby Airports

Cozumel

Ontario nearby Airports

Los Angeles

Los Angeles Intl. to Cancun
₩369,800

Orange County

John Wayne to Cancun
₩660,000

Long Beach

Burbank

*Available to Expedia members.