$195 Cheap Delta flights from Cancun to Ontario (CUN to ONT)

Find The Best Day To Fly from Cancun to Ontario

Amazing Delta CUN to ONT Flight Deals

The cheapest flights to Los Angeles - Ontario Intl. found within the past 7 days were round trip and $195 one way. Prices and availability subject to change. Additional terms may apply.

Frequently asked questions

Can I catch a flight from Cancun Airport to Los Angeles - Ontario Intl. Airport (ONT) right now?
Make sure you check out the Covid-19 Travel Advisor to discover if there are any current travel advice reports or quarantine requirements in effect in Los Angeles - Ontario Intl. Airport (ONT) when jet-setting from CUN.
What terminal is Delta Air Lines at Cancun Airport?
If you're flying with Delta Air Lines from Cancun Airport to Los Angeles - Ontario Intl. Airport (ONT), you should be able to find out the terminal information when you receive your boarding pass. If not, consult your airline.
Are there Delta Air Lines non-stop flights from CUN to ONT?
Expect a stopover when jetting from Cancun Intl. Airport (CUN) to Los Angeles - Ontario Intl. Airport (ONT), as Delta Air Lines doesn't offer any nonstop flights on this route. While waiting for your connection, you might like to grab the local newspaper or an interesting magazine from the airport bookstore to help pass the time.
How long is a Delta Air Lines flight from CUN to ONT?
Bring that novel on board you've been meaning to read. A flight from Cancun Airport to Ontario Airport with Delta Air Lines takes about 7 hours and 22 minutes. You'll have more than enough time to immerse yourself in the riveting plot.
How many direct and indirect flights does Delta Air Lines fly from CUN to ONT?
Delta Air Lines offers no fewer than 2 flights daily from Cancun Airport to Ontario Airport.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Los Angeles - Ontario Intl. Airport (ONT), please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best Delta flight from Cancun CUN to Ontario ONT 

To find the best deals on flights to Cancun from Ontario with Delta, just enter your travel dates, filter by Delta, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Cancun CUN to Ontario ONT with Delta 

If you’re planning a round trip, booking return flights with Delta is usually the most cost-effective option. With airfares ranging from to , it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way Delta flights from Cancun CUN to Ontario ONT 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way Delta flight from Cancun to Ontario costs from $195. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to Ontario ONT from  Cancun CUN with Delta 

To find a cheap Delta flight from Cancun CUN to Ontario ONT, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on Delta flights from Cancun CUN to Ontario ONT 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as , or if you book a flight with a stopover. 

 

Find nonstop flights from Cancun CUN to Ontario ONT with Delta 

If you’re keen to be on Ontario soil fast, don’t waste time with a stopover—filter your search results to show direct Delta flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for Delta flights from Cancun CUN to Ontario ONT 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to Ontario ONT from  Cancun CUN with Delta on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

Delta Airports
Hop on a(n) Delta flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ATLUSAHartsfield-Jackson Atlanta Intl.252
DTWUSADetroit Metropolitan Wayne County156
MSPUSAMinneapolis - St. Paul Intl.131
SLCUSASalt Lake City Intl.116
SEAUSASeattle - Tacoma Intl.57
LAXUSALos Angeles Intl.41
AMSNLDSchiphol31
YYCCANCalgary Intl.26
YYZCANPearson Intl.24
JFKUSAJohn F. Kennedy Intl.23

Travelers ❤️ these 🏨 after their flight to Ontario

Ontario Airport Hotel & Conference Center
Ontario Airport Hotel & Conference Center
3.5 out of 5
700 N Haven Ave, Ontario, CA
This hotel features an outdoor pool, a 24-hour gym, and a restaurant. Traveling on business? Take advantage of the 24-hour business center and free WiFi in public ...
8.6/10 Excellent! (2,844 reviews)
"I stayed here 7 days. Very good experience"

Reviewed on Jul 9, 2025

Ontario Airport Hotel & Conference Center
La Quinta Inn & Suites by Wyndham Ontario Airport
La Quinta Inn & Suites by Wyndham Ontario Airport
3 out of 5
3555 Inland Empire Blvd, Ontario, CA
This hotel features an outdoor pool and a gym. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public areas, and free airport ...
8.2/10 Very Good! (1,889 reviews)
"Great"

Reviewed on Jul 9, 2025

La Quinta Inn & Suites by Wyndham Ontario Airport
Ontario Airport Inn
Ontario Airport Inn
2.5 out of 5
1801 E G St, Ontario, CA
This hotel doesn't skimp on freebies - guests receive free buffet breakfast, free self parking, and a free airport shuttle. Traveling on business? Take advantage ...
8.6/10 Excellent! (1,562 reviews)
"Great"

Reviewed on Jul 12, 2025

Ontario Airport Inn
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.