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

Flights via Guadalajara (GDL) offer the lowest average round-trip price of $460.

What airlines fly to Cancún?

United Airlines, Alaska Airlines and American 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 airport is the most popular layover for flights between Ontario and Cancún?

Houston (IAH) was the most common stop: 38% of momondo users choosing 1-stop flights on this route connected there.

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.

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

Volaris, Aeromexico, and Frontier are the most popular carriers operating from Ontario to Cancun

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

Phoenix (PHX) has the shortest average layover time for this route: 1h 13m.

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 6 as of October 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.

$109 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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2:59 pm - 12:24 pmONT-CUN

18h 25m1 stop

1:19 pm - 4:23 pmCUN-ONT

30h 04m1 stop

$299Multiple Airlines

Find Deal

Sun, Dec 7 - Sun, Dec 14

2:59 pm - 12:24 pmONT-CUN

18h 25m1 stop

2:14 pm - 9:17 pmCUN-ONT

34h 03m2 stops

$330Multiple Airlines

Find Deal

Sun, Dec 7 - Mon, Dec 15

2:59 pm - 12:24 pmONT-CUN

18h 25m1 stop

2:14 pm - 9:17 pmCUN-ONT

34h 03m2 stops

$331Multiple Airlines

Find Deal

Sun, Dec 7 - Mon, Dec 15

2:59 pm - 12:24 pmONT-CUN

18h 25m1 stop

2:14 pm - 11:27 amCUN-ONT

24h 13m1 stop

$332Multiple Airlines

Find Deal

Sun, Dec 7 - Mon, Dec 15

6:00 am - 4:20 pmONT-CUN

7h 20m1 stop

3:15 pm - 11:04 pmCUN-ONT

10h 49m1 stop

$336Aeromexico

Find Deal

Sun, Dec 7 - Fri, Dec 12

7:05 am - 9:20 pmONT-CUN

11h 15m1 stop

8:00 am - 11:04 pmCUN-ONT

18h 04m1 stop

$356Aeromexico

Find Deal

Tue, Nov 18 - Tue, Nov 25

11:59 pm - 2:00 pmONT-CUN

11h 01m1 stop

1:02 pm - 8:11 pmCUN-ONT

10h 09m1 stop

$368Volaris

Find Deal

Fri, Jan 30 - Fri, Feb 6

11:59 pm - 2:00 pmONT-CUN

11h 01m1 stop

10:39 am - 8:11 pmCUN-ONT

12h 32m1 stop

$379Volaris

Find Deal

Wed, Feb 4 - Sun, Feb 8

7:00 am - 3:43 pmONT-CUN

29h 43m1 stop

11:50 am - 6:01 pmCUN-ONT

9h 11m1 stop

$426Frontier

Find Deal

Wed, Feb 18 - Thu, Feb 26

1:37 pm - 10:35 amONT-CUN

17h 58m2 stops

4:58 pm - 10:39 pmCUN-ONT

8h 41m1 stop

$430Frontier

Find Deal

Wed, Feb 25 - Tue, Mar 3

Volaris flights from Ontario to Cancún

Our best Volaris deals on Ontario to Cancún flight tickets

Volaris

Jan 30

ONT11:59 pmOntario

11h 01m

1 stop

CUN2:00 pmCancun

Feb 6

CUN1:02 pmCancun

10h 09m

1 stop

ONT8:11 pmOntario

$368

Find similar

Volaris

Feb 4

ONT11:59 pmOntario

11h 01m

1 stop

CUN2:00 pmCancun

Feb 8

CUN10:39 amCancun

12h 32m

1 stop

ONT8:11 pmOntario

$379

Find similar

Volaris

Jan 28

ONT11:59 pmOntario

7h 26m

1 stop

CUN10:25 amCancun

Feb 4

CUN10:39 amCancun

12h 32m

1 stop

ONT8:11 pmOntario

$382

Find similar

Frontier flights from Ontario to Cancún

Our best Frontier deals on Ontario to Cancún flight tickets

Frontier

Feb 18

ONT7:00 amOntario

29h 43m

1 stop

CUN3:43 pmCancun

Feb 26

CUN11:50 amCancun

9h 11m

1 stop

ONT6:01 pmOntario

$426

Find similar

Frontier

Feb 25

ONT1:37 pmOntario

17h 58m

2 stops

CUN10:35 amCancun

Mar 3

CUN4:58 pmCancun

8h 41m

1 stop

ONT10:39 pmOntario

$430

Find similar

Frontier

Nov 2

ONT10:43 pmOntario

9h 23m

2 stops

CUN11:06 amCancun

Nov 8

CUN2:30 pmCancun

18h 52m

2 stops

ONT6:22 amOntario

$688

Find similar

Fly from

Fly to

Route

Depart

Return

Price

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sun 12/7

2:59 pm-12:24 pm

1 stop18h 25m

Cancun

Sun 12/14

1:19 pm-4:23 pm

1 stop30h 04m

$299

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sun 12/7

2:59 pm-12:24 pm

1 stop18h 25m

Cancun

Mon 12/15

2:14 pm-9:17 pm

2 stops34h 03m

$330

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sun 12/7

2:59 pm-12:24 pm

1 stop18h 25m

Cancun

Mon 12/15

2:14 pm-9:17 pm

2 stops34h 03m

$331

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sun 12/7

2:59 pm-12:24 pm

1 stop18h 25m

Cancun

Mon 12/15

2:14 pm-11:27 am

1 stop24h 13m

$332

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Sun 12/7

6:00 am-4:20 pm

1 stop7h 20m

Cancun

Fri 12/12

3:15 pm-11:04 pm

1 stop10h 49m

$336

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Tue 11/18

7:05 am-9:20 pm

1 stop11h 15m

Cancun

Tue 11/25

8:00 am-11:04 pm

1 stop18h 04m

$356

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Fri 1/30

11:59 pm-2:00 pm

1 stop11h 01m

Cancun

Fri 2/6

1:02 pm-8:11 pm

1 stop10h 09m

$368

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Wed 2/4

11:59 pm-2:00 pm

1 stop11h 01m

Cancun

Sun 2/8

10:39 am-8:11 pm

1 stop12h 32m

$379

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Wed 2/18

7:00 am-3:43 pm

1 stop29h 43m

Cancun

Thu 2/26

11:50 am-6:01 pm

1 stop9h 11m

$426

OntarioCancún

ONT - CUN

ONTCUN

Ontario

Wed 2/25

1:37 pm-10:35 am

2 stops17h 58m

Cancun

Tue 3/3

4:58 pm-10:39 pm

1 stop8h 41m

$430

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 July, then you should wait until February to fly from Ontario, when ticket prices are also cheap, with an average price of $498.

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 $464. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $569. 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 $554. 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 $529 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 $477 on momondo.

How have Ontario to Cancún flight prices changed over time?

As of October 2025, prices for Ontario to Cancún flights are approximately 13% cheaper 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

Direct flights	None

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 14m.
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 6 as of October 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 American Airlines, making up 36% of the total bookings. Other popular airlines include United Airlines with 30%, Southwest with 13%, 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
Frontier	PriceFrom $243	Free Cancellation	Rating 5.8 3,128 reviews	Search Frontier flights
Alaska Airlines	PriceFrom $286	Free Cancellation	Rating 8.0 11,156 reviews	Search Alaska Airlines flights
Volaris	PriceFrom $339	Free Cancellation	Rating 6.7 1,152 reviews	Search Volaris flights
United Airlines	PriceFrom $377	Free Cancellation	Rating 7.4 8,992 reviews	Search United Airlines flights
Southwest	PriceFrom $381	Free Cancellation	Rating 8.0 4,236 reviews	Search Southwest flights
American Airlines	PriceFrom $468	Free Cancellation	Rating 7.2 11,031 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.

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Cheap flights from Ontario to Cancún from $109

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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Volaris flights from Ontario to Cancún

Our best Volaris deals on Ontario to Cancún flight tickets

Frontier flights from Ontario to Cancún

Our best Frontier 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 July, then you should wait until February to fly from Ontario, when ticket prices are also cheap, with an average price of $498.

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 October 2025, prices for Ontario to Cancún flights are approximately 13% cheaper when compared to flights at the same time last year.

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

Volaris, Aeromexico, and Frontier are the most popular carriers 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: 38% 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 Guadalajara (GDL) offer the lowest average round-trip price of $460.

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?

Phoenix (PHX) has the shortest average layover time for this route: 1h 13m.

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

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