What is the cheapest airline that flies from Ontario to Cancun?

Volaris is the most popular carrier operating from Ontario to Cancun

What airlines fly to Cancún?

United Airlines, American Airlines and Alaska Airlines are the top three most popular airlines that fly to Cancún from Ontario according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Cancún. Keep in mind that there are 15 different airlines that fly to Cancún on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from Ontario to Cancún?

Houston (IAH) has the shortest average layover time for this route: 1h 27m.

Which layover airport offers the lowest fares from Ontario to Cancún?

Flights via Houston (IAH) offer the lowest average round-trip price of $510.

Which layover airport has the shortest travel time from Ontario to Cancún?

Flights connecting via Houston (IAH) have the shortest average one-way travel time: 6h 29m.

Which airport is the most popular layover for flights between Ontario and Cancún?

Houston (IAH) was the most common stop: 43% of momondo users choosing 1-stop flights on this route connected there.

When did momondo last update prices for flights from Ontario Airport to Cancun Airport?

Prices for flights from Ontario Airport to Cancun Airport were last updated today.

How many operators does momondo search for flights from Ontario Airport to Cancun Airport?

The number of operators available for flights from Ontario Airport to Cancun Airport is 8 as of December 2025.

How old do you have to be to fly from Ontario Airport to Cancun Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Cancun Airport.

What documentation or ID do you need to fly to Cancun Airport?

The travel and health documents required for your trip to Cancun Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cancun Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$102 Cheap Flights from Ontario to Cancún in 2025/26

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Find the cheapest flights from Ontario to Cancún

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12:42 am - 3:28 pm

ONT

CUN

11h 46m1 stop

1:02 pm - 10:52 pm

CUN

ONT

12h 50m1 stop

$284Volaris

Sat, Jan 31 - Sat, Feb 7

11:02 pm - 9:48 am

ONT

CUN

7h 46m1 stop

4:18 pm - 10:52 pm

CUN

ONT

9h 34m1 stop

$288Volaris

Mon, Jan 26 - Fri, Jan 30

12:59 am - 10:31 am

ONT

CUN

7h 32m1 stop

10:53 am - 7:23 pm

CUN

ONT

10h 30m1 stop

$290Volaris

Wed, Apr 15 - Tue, Apr 21

12:55 am - 12:08 pm

ONT

CUN

9h 13m1 stop

10:53 am - 7:23 pm

CUN

ONT

10h 30m1 stop

$291Volaris

Sat, May 2 - Sat, May 9

11:59 pm - 2:00 pm

ONT

CUN

12h 01m1 stop

1:10 pm - 8:11 pm

CUN

ONT

9h 01m1 stop

$293Volaris

Fri, Mar 20 - Mon, Mar 23

11:02 pm - 9:48 am

ONT

CUN

7h 46m1 stop

1:02 pm - 8:11 pm

CUN

ONT

10h 09m1 stop

$297Volaris

Mon, Jan 19 - Sun, Jan 25

12:42 am - 3:28 pm

ONT

CUN

11h 46m1 stop

4:58 pm - 11:59 pm

CUN

ONT

10h 01m1 stop

$298Multiple Airlines

Wed, Feb 18 - Mon, Feb 23

12:42 am - 12:05 pm

ONT

CUN

8h 23m1 stop

10:39 am - 8:11 pm

CUN

ONT

12h 32m1 stop

$301Volaris

Sat, Jan 10 - Sat, Jan 17

11:02 pm - 3:28 pm

ONT

CUN

13h 26m1 stop

4:18 pm - 10:52 pm

CUN

ONT

9h 34m1 stop

$304Volaris

Fri, Jan 23 - Mon, Jan 26

11:02 pm - 12:05 pm

ONT

CUN

10h 03m1 stop

10:39 am - 8:11 pm

CUN

ONT

12h 32m1 stop

$309Volaris

Sat, Jan 17 - Sun, Jan 25

Volaris flights from Ontario to Cancún

Our best Volaris deals on Ontario to Cancún flight tickets

Volaris

Jan 16

ONT11:02 pmOntario

10h 03m

1 stop

CUN12:05 pmCancun

Jan 22

CUN1:02 pmCancun

10h 09m

1 stop

ONT8:11 pmOntario

$278

Find similar

Volaris

Jan 17

ONT11:02 pmOntario

7h 46m

1 stop

CUN9:48 amCancun

Jan 25

CUN10:39 amCancun

12h 32m

1 stop

ONT8:11 pmOntario

$280

Find similar

Volaris

Jan 31

ONT12:42 amOntario

11h 46m

1 stop

CUN3:28 pmCancun

Feb 7

CUN1:02 pmCancun

12h 50m

1 stop

ONT10:52 pmOntario

$284

Find similar

United Airlines flights from Ontario to Cancún

Our best United Airlines deals on Ontario to Cancún flight tickets

United Airlines

Dec 19

ONT5:05 amOntario

7h 45m

1 stop

CUN3:50 pmCancun

Dec 23

CUN12:36 pmCancun

11h 31m

1 stop

ONT9:07 pmOntario

$459

Find similar

United Airlines

Dec 17

ONT6:00 amOntario

6h 59m

1 stop

CUN3:59 pmCancun

Dec 23

CUN8:39 amCancun

16h 13m

1 stop

ONT9:52 pmOntario

$487

Find similar

United Airlines

Dec 19

ONT5:05 amOntario

7h 45m

1 stop

CUN3:50 pmCancun

Dec 25

CUN1:37 pmCancun

10h 30m

1 stop

ONT9:07 pmOntario

$532

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sat 1/31

12:42 am-3:28 pm

1 stop11h 46m

Cancun

Sat 2/7

1:02 pm-10:52 pm

1 stop12h 50m

$284

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Mon 1/26

11:02 pm-9:48 am

1 stop7h 46m

Cancun

Fri 1/30

4:18 pm-10:52 pm

1 stop9h 34m

$288

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Wed 4/15

12:59 am-10:31 am

1 stop7h 32m

Cancun

Tue 4/21

10:53 am-7:23 pm

1 stop10h 30m

$290

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sat 5/2

12:55 am-12:08 pm

1 stop9h 13m

Cancun

Sat 5/9

10:53 am-7:23 pm

1 stop10h 30m

$291

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Fri 3/20

11:59 pm-2:00 pm

1 stop12h 01m

Cancun

Mon 3/23

1:10 pm-8:11 pm

1 stop9h 01m

$293

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Mon 1/19

11:02 pm-9:48 am

1 stop7h 46m

Cancun

Sun 1/25

1:02 pm-8:11 pm

1 stop10h 09m

$297

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Wed 2/18

12:42 am-3:28 pm

1 stop11h 46m

Cancun

Mon 2/23

4:58 pm-11:59 pm

1 stop10h 01m

$298

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sat 1/10

12:42 am-12:05 pm

1 stop8h 23m

Cancun

Sat 1/17

10:39 am-8:11 pm

1 stop12h 32m

$301

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Fri 1/23

11:02 pm-3:28 pm

1 stop13h 26m

Cancun

Mon 1/26

4:18 pm-10:52 pm

1 stop9h 34m

$304

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sat 1/17

11:02 pm-12:05 pm

1 stop10h 03m

Cancun

Sun 1/25

10:39 am-8:11 pm

1 stop12h 32m

$309

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Ontario to Cancún

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Cancún?

If you don’t want to visit Cancún in January, then you should wait until July to fly from Ontario, when ticket prices are also cheap, with an average price of $494.

What is the cheapest day to depart on your flight to Cancún?

The cheapest day to depart from Ontario to Cancún is on a Tuesday when prices can be found for as low as $455. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $556. These prices are subject to change though, so be sure to set up a Price Alert for flights to Cancún.

What is the cheapest time of day to depart on your flight to Cancún?

Our most recent data shows that the best time of day to fly to Cancún is in the afternoon. Flights from Ontario to Cancún during this time can be as low as $270. Flights to Cancún are more costly in the evening, with an average ticket price of $542. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Cancún?

You are more likely to see cheaper flights to Cancún from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around $521 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from Ontario for as low as $431 on momondo.

How have Ontario to Cancún flight prices changed over time?

As of December 2025, prices for Ontario to Cancún flights are approximately 141% more expensive when compared to flights at the same time last year.

When to book flights from Ontario to Cancún

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Cancún according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Ontario to Cancún (ONT to CUN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Cancún

Fastest flight time	6h 35m
Direct flights	None

The fastest flight from Ontario to Cancún takes 6h 35m

There are no direct flights from Ontario to Cancún. There are no popular flight routes from Ontario to Cancún.

Search flight deals

How far is Ontario to Cancun by plane?
The straight-line distance from Ontario to Cancun is 2074.6 mi. By plane, this route typically takes 7h 05m.
When did momondo last update prices for flights from Ontario Airport to Cancun Airport?
Prices for flights from Ontario Airport to Cancun Airport were last updated today.
How many operators does momondo search for flights from Ontario Airport to Cancun Airport?
The number of operators available for flights from Ontario Airport to Cancun Airport is 8 as of December 2025.
How old do you have to be to fly from Ontario Airport to Cancun Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Cancun Airport.
What documentation or ID do you need to fly to Cancun Airport?
The travel and health documents required for your trip to Cancun Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Cancun Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Ontario to Cancún?
Based on momondo bookings for flights between Ontario and Cancún, the leading airline is United Airlines, making up 32% of the total bookings. Other popular airlines include American Airlines with 31%, Southwest with 12%, and Frontier with 11%.

Best airlines flying from Ontario to Cancún

Compare and see reviews for airlines that fly from Ontario to Cancún with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $220	Free Cancellation	Rating 7.9 8,011 reviews	Search Delta flights
Frontier	PriceFrom $243	Free Cancellation	Rating 5.8 3,085 reviews	Search Frontier flights
Alaska Airlines	PriceFrom $286	Free Cancellation	Rating 8.0 11,419 reviews	Search Alaska Airlines flights
Volaris	PriceFrom $313	Free Cancellation	Rating 6.7 1,155 reviews	Search Volaris flights
Aeromexico	PriceFrom $336	Free Cancellation	Rating 7.4 1,646 reviews	Search Aeromexico flights
United Airlines	PriceFrom $378	Free Cancellation	Rating 7.4 9,089 reviews	Search United Airlines flights
Southwest	PriceFrom $381	Free Cancellation	Rating 8.0 4,254 reviews	Search Southwest flights
American Airlines	PriceFrom $468	Free Cancellation	Rating 7.2 11,045 reviews	Search American Airlines flights

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Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Cancún?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Cancún from Ontario.

Can I find flights from Ontario to Cancún with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Ontario to Cancún flights to just show those with flexible booking policies.

How can momondo help me find flights from Ontario to Cancún?

momondo provides multiple filters to help you find the best flight to Cancún from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Cancún right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Cancún flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Cancún trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Cheap flights from Ontario to Cancún from $106

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Cancún departing on 1/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Find the cheapest flights from Ontario to Cancún

Cheap round-trip flights

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Volaris flights from Ontario to Cancún

Our best Volaris deals on Ontario to Cancún flight tickets

United Airlines flights from Ontario to Cancún

Our best United Airlines deals on Ontario to Cancún flight tickets

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Use the filters below to find and compare flights from Ontario to Cancún that are best for you.

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How to get the cheapest flight ticket from Ontario to Cancún

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Cancún?

If you don’t want to visit Cancún in January, then you should wait until July to fly from Ontario, when ticket prices are also cheap, with an average price of $494.

What is the cheapest day to depart on your flight to Cancún?

What is the cheapest time of day to depart on your flight to Cancún?

How far in advance should I book a flight to Cancún?

How have Ontario to Cancún flight prices changed over time?

As of December 2025, prices for Ontario to Cancún flights are approximately 141% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Ontario to Cancun?

Volaris is the most popular carrier operating from Ontario to Cancun

What airlines fly to Cancún?

Which airport is the most popular layover for flights between Ontario and Cancún?

Houston (IAH) was the most common stop: 43% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Ontario to Cancún?

Flights via Houston (IAH) offer the lowest average round-trip price of $510.

Which layover airport has the shortest travel time from Ontario to Cancún?

Flights connecting via Houston (IAH) have the shortest average one-way travel time: 6h 29m.

Which layover airport has the shortest connection time from Ontario to Cancún?

Houston (IAH) has the shortest average layover time for this route: 1h 27m.

When to book flights from Ontario to Cancún

Cheap Ontario to Cancún (ONT to CUN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Cancún

Fastest flight time

Direct flights

How far is Ontario to Cancun by plane?

When did momondo last update prices for flights from Ontario Airport to Cancun Airport?

How many operators does momondo search for flights from Ontario Airport to Cancun Airport?

How old do you have to be to fly from Ontario Airport to Cancun Airport?

What documentation or ID do you need to fly to Cancun Airport?

What is the most popular airline from Ontario to Cancún?

Best airlines flying from Ontario to Cancún

Compare and see reviews for airlines that fly from Ontario to Cancún with momondo

Traveling to a place near Cancún?

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Cancún?

Can I find flights from Ontario to Cancún with flexible booking policies on momondo?

How can momondo help me find flights from Ontario to Cancún?

I’m not ready to book a flight from Ontario to Cancún right now. Can momondo alert me if prices change?

An easier way to manage your Cancún trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Mexico

Airports servicing Quintana Roo