£178 Cheap Flights from Ontario (ONT) to Cancun (CUN)

View £178 flight on Mon, 27 Jul 2026Opens in a new window

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

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Cheap Flights from Ontario (ONT) to Cancun (CUN)

Prices were available within the past 7 days and start at £178 for one-way flights and £392 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aeromexico
Wed, 9 Sept - Wed, 16 Sept
ONT
Ontario
CUN
Cancun
£392 Return, found 1 hour ago
£392
Return
found 1 hour ago
Select Aeromexico flight, departing Wed, 9 Sept from Ontario to Cancun, returning Wed, 16 Sept, priced at £392 found 1 hour ago
Delta
Sun, 23 Aug - Fri, 11 Sept
ONT
Ontario
CUN
Cancun
£396 Return, found 2 days ago
£396
Return
found 2 days ago
Select Delta flight, departing Sun, 23 Aug from Ontario to Cancun, returning Fri, 11 Sept, priced at £396 found 2 days ago
Aeromexico
Mon, 22 Feb - Wed, 3 Mar
ONT
Ontario
CUN
Cancun
£443 Return, found 6 days ago
£443
Return
found 6 days ago
Select Aeromexico flight, departing Mon, 22 Feb from Ontario to Cancun, returning Wed, 3 Mar, priced at £443 found 6 days ago
Aeromexico
Wed, 22 Apr - Wed, 29 Apr
ONT
Ontario
CUN
Cancun
£454 Return, found 4 days ago
£454
Return
found 4 days ago
Select Aeromexico flight, departing Wed, 22 Apr from Ontario to Cancun, returning Wed, 29 Apr, priced at £454 found 4 days ago
Aeromexico
Thu, 23 Apr - Wed, 29 Apr
ONT
Ontario
CUN
Cancun
£487 Return, found 4 days ago
£487
Return
found 4 days ago
Select Aeromexico flight, departing Thu, 23 Apr from Ontario to Cancun, returning Wed, 29 Apr, priced at £487 found 4 days ago
Aeromexico
Wed, 22 Apr - Wed, 29 Apr
ONT
Ontario
CUN
Cancun
£488 Return, found 4 days ago
£488
Return
found 4 days ago
Select Aeromexico flight, departing Wed, 22 Apr from Ontario to Cancun, returning Wed, 29 Apr, priced at £488 found 4 days ago
JetBlue Airways
Fri, 19 Jun - Thu, 25 Jun
ONT
Ontario
CUN
Cancun
£501 Return, found 1 day ago
£501
Return
found 1 day ago
Select JetBlue Airways flight, departing Fri, 19 Jun from Ontario to Cancun, returning Thu, 25 Jun, priced at £501 found 1 day ago
Aeromexico
Thu, 23 Apr - Wed, 29 Apr
ONT
Ontario
CUN
Cancun
£517 Return, found 4 days ago
£517
Return
found 4 days ago
Select Aeromexico flight, departing Thu, 23 Apr from Ontario to Cancun, returning Wed, 29 Apr, priced at £517 found 4 days ago
United
Thu, 6 Aug - Sun, 16 Aug
ONT
Ontario
CUN
Cancun
£545 Return, found 1 day ago
£545
Return
found 1 day ago
Select United flight, departing Thu, 6 Aug from Ontario to Cancun, returning Sun, 16 Aug, priced at £545 found 1 day ago
American Airlines
Thu, 6 Aug - Sun, 16 Aug
ONT
Ontario
CUN
Cancun
£590 Return, found 1 day ago
£590
Return
found 1 day ago
Select American Airlines flight, departing Thu, 6 Aug from Ontario to Cancun, returning Sun, 16 Aug, priced at £590 found 1 day ago

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

May is typically the cheapest month to fly

From £198 - £323 per traveller.

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 £392. 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 kilometres 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.

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
Cancun Intl.
Airlines serving
JetBlue Airways
Return price
£391
Distance
3318 km

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