Cheap flights from Ontario to Cancún (ONT-CUN)

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

$680

Southwest Airlines • 2 stops • 30h 10m

Oct 09 – Oct 16

The cheapest round trip flight from Ontario to Cancún (ONT-CUN-ONT) is currently $680

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Cheapest One way Flight

$409

Southwest Airlines • 2 stops • 13h 40m

Oct 10

The cheapest one way flight from Ontario to Cancún (ONT-CUN) is currently $409

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Cheapest Direct Flight

$378

United Airlines • nonstop • 7h 22m

Oct 09

The cheapest nonstop flight from Ontario to Cancún (ONT-CUN) is currently $378

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Fastest Flight

7h 22m

The fastest nonstop flight from Ontario to Cancún (ONT-CUN) takes 7h 22m

Top Airlines Flying from Ontario to Cancún

Southwest Airlines

Delta Airlines

United Airlines

American Airlines

Aeromexico

Air Canada

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.

Oct 09 - Oct 16, Economy

Ontario → Cancún

30h 10m

2:50 PM - 12:00 PM • 2 stops

Ontario → Cancún

22h 25m

1:05 PM - 11:50 PM • 2 stops

$680

Southwest Airlines

Oct 09 - Oct 16, Economy

Ontario → Cancún

22h 30m

6:55 PM - 11:45 AM • 2 stops

Ontario → Cancún

22h 25m

1:05 PM - 11:50 PM • 2 stops

$747

Southwest Airlines

Oct 09 - Oct 16, Economy

Ontario → Cancún

15h 15m

9:30 PM - 9:45 AM • 2 stops

Ontario → Cancún

22h 25m

1:05 PM - 11:50 PM • 2 stops

$877

Southwest Airlines

Oct 09 - Oct 16, Economy

Ontario → Cancún

30h 40m

11:15 PM - 7:55 PM • 1 stop

Ontario → Cancún

15h 40m

4:15 PM - 11:55 PM • 1 stop

$1340

Aeromexico

Oct 09 - Oct 16, Economy

Ontario → Cancún

18h 21m

7:00 AM - 8:01 PM • 1 stop

Ontario → Cancún

14h 3m

4:10 PM - 10:53 PM • 1 stop

$1402

American Airlines

Oct 09 - Oct 16, Economy

Ontario → Cancún

16h 49m

6:32 PM - 6:41 AM • 2 stops

Ontario → Cancún

18h 59m

1:12 PM - 10:51 PM • 2 stops

$2331

United Airlines

Explore competitive one-way airfare options for ONT - CUN flights. Best suited for flexible or open-ended travel plans.

Oct 10, Economy

Ontario → Cancún

13h 40m

5:45 AM - 4:05 PM • 2 stops

$409

Southwest Airlines

Oct 10, Economy

Ontario → Cancún

12h 5m

5:30 AM - 2:55 PM • 1 stop

$409

Southwest Airlines

Oct 10, Economy

Ontario → Cancún

30h 12m

5:03 PM - 1:15 PM • 2 stops

$409

Delta Airlines

Oct 10, Economy

Ontario → Cancún

11h 55m

5:45 AM - 3:00 PM • 1 stop

$409

Southwest Airlines

Oct 10, Economy

Ontario → Cancún

33h 20m

1:35 PM - 11:35 AM • 2 stops

$415

Delta Airlines

Oct 10, Economy

Ontario → Cancún

19h 15m

6:00 AM - 7:55 PM • 2 stops

$454

Delta 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.

Oct 10, Economy

Ontario → Cancún

13h 40m

5:45 AM - 4:05 PM • 2 stops

$409

Southwest Airlines

Oct 10, Economy

Ontario → Cancún

12h 5m

5:30 AM - 2:55 PM • 1 stop

$409

Southwest Airlines

Oct 10, Economy

Ontario → Cancún

30h 12m

5:03 PM - 1:15 PM • 2 stops

$409

Delta Airlines

Oct 10, Economy

Ontario → Cancún

11h 55m

5:45 AM - 3:00 PM • 1 stop

$409

Southwest Airlines

Oct 10, Economy

Ontario → Cancún

33h 20m

1:35 PM - 11:35 AM • 2 stops

$415

Delta Airlines

Oct 10, Economy

Ontario → Cancún

19h 15m

6:00 AM - 7:55 PM • 2 stops

$454

Delta Airlines

Fly from Ontario to Cancún with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Ontario to Cancún? Find the biggest savings on one-way and round-trip tickets right here.

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 5:30 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 DL : USD 415

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 11:59 pm

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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Cheap Flight Tickets from Ontario (ONT) to Cancún (CUN), Starting at $378

Good to Know: Cheapest and Fastest ONT - CUN Flights

Top Airlines Flying from Ontario to Cancún

Southwest Airlines

Delta Airlines

United Airlines

American Airlines

Aeromexico

Air Canada

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.

Explore competitive one-way airfare options for ONT - CUN flights. Best suited for flexible or open-ended travel plans.

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.

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.

Fly from Ontario to Cancún with the Best Airfare Deals on FareLeaders

FAQs on Ontario to Cancún Flights

Ontario (ONT) to Cancún (CUN): Airport Information

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