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$139+ Cheap flights from Cancún (CUN) to Ontario (ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — ONT
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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Cheap flight deals from Cancún to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Cancún (CUN) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$342
(Frontier)

One-way from

$139
(Trip.com)

Popular in

June

Cheapest in

January

Average price

$480
Provider with most accurate pricing for Cancun-Ontario flight deals.
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Provider most trusted by Cheapflights users for Cancun-Ontario flights.
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From Cancun to Ontario
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One-way flight from Cancun to Ontario
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High demand for flights, 25% potential price rise
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Best time to find cheap flights, 6% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Cancún to Ontario

Cheapest flights from Cancún to Ontario
Explore the most affordable flight options available from Cancún to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This United Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/315:55 pmCUN - ONT
2 stops21h 45mUnited Airlines
Tue 1/76:15 amONT - CUN
1 stop8h 05mUnited Airlines
Deal found 12/17$481
This Trip.com deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/215:10 pmCUN - ONT
1 stop21h 32mFrontier
Thu 1/212:59 amONT - CUN
1 stop9h 04mFrontier
Deal found 12/17$611
This Mytrip deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/301:44 pmCUN - ONT
1 stop12h 17mMultiple Airlines
Wed 1/18:33 pmONT - CUN
1 stop10h 42mMultiple Airlines
Deal found 12/18$629
This Trip.com deal was found by Cheapflights users on 12/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/301:44 pmCUN - ONT
1 stop12h 17mVolaris
Tue 12/3112:58 amONT - CUN
1 stop9h 01mVolaris
Deal found 12/18$653
This Alaska Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/308:05 amCUN - ONT
1 stop18h 54mAlaska Airlines
Mon 1/611:14 amONT - CUN
2 stops25h 46mAlaska Airlines
Deal found 12/17$887

Find flights from Cancún to Ontario within your budget

Customize your flight search to find flights from Cancún to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

CancúnOntario

CUN - ONT

CUNONT

Cancun

Mon 3/10

2:49 pm-12:09 am

1 stop11h 20m

Ontario

Mon 3/17

6:43 pm-9:21 am

1 stop12h 38m

$342

CancúnOntario

CUN - ONT

CUNONT

Cancun

Tue 1/28

12:35 pm-9:57 pm

1 stop12h 22m

Ontario

Wed 2/5

6:00 am-5:50 pm

1 stop8h 50m

$363

CancúnOntario

CUN - ONT

CUNONT

Cancun

Thu 3/27

11:35 am-6:41 pm

1 stop9h 06m

Ontario

Sun 4/6

12:58 am-2:26 pm

1 stop11h 28m

$451

CancúnOntario

CUN - ONT

CUNONT

Cancun

Wed 4/16

7:57 am-6:41 pm

1 stop12h 44m

Ontario

Tue 4/22

12:58 am-2:26 pm

1 stop11h 28m

$473

CancúnOntario

CUN - ONT

CUNONT

Cancun

Sun 4/20

8:00 am-11:59 pm

1 stop17h 59m

Ontario

Sun 4/27

6:55 pm-5:05 pm

1 stop20h 10m

$493

CancúnOntario

CUN - ONT

CUNONT

Cancun

Fri 1/17

5:10 pm-10:45 pm

1 stop8h 35m

Ontario

Sun 1/26

11:59 pm-11:05 am

1 stop8h 06m

$526

CancúnOntario

CUN - ONT

CUNONT

Cancun

Sun 4/20

2:10 pm-10:00 pm

2 stops9h 50m

Ontario

Sun 4/27

11:30 pm-1:10 pm

2 stops11h 40m

$2,475

CancúnOntario

CUN - ONT

CUNONT

Cancun

Wed 3/5

3:49 pm-12:06 am

1 stop11h 17m

$139

CancúnOntario

CUN - ONT

CUNONT

Cancun

Thu 4/3

7:57 am-6:41 pm

1 stop12h 44m

$190

CancúnOntario

CUN - ONT

CUNONT

Cancun

Fri 1/31

2:46 pm-3:02 pm

2 stops27h 16m

$202

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Showing 1-10 of 15 results
1
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Compare providers for flights from Cancún to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Cancún to Ontario in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Cancún-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Cancún-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Cancún-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Cancún-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Cancún-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Cancún to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Cancún with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Cancún to Ontario

Get recent, data-driven insights about flights from Cancún to Ontario including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Cancún to Ontario?

Currently, September is the cheapest month in which you can book a flight from Cancún to Ontario (average of $236). Flying from Cancún to Ontario in December is currently the most expensive (average of $298). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CUN to ONT?

Find hourly flight availability from Cancún to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

When flying from Cancún to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated December 18, 2024.
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Alaska Airlines
8.0
Very good
9,552 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Delta
8.0
Very good
8,604 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

United Airlines
7.4
Good
9,059 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Avianca
7.0
Good
2,668 reviews
Alaska Airlines
8.0
Very good
9,552 reviews

Comfort

7.9

Overall

8.0

Entertainment

7.1

Boarding

8.2

Crew

8.5

Food

7.2

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Related info for your journey

Find useful and relevant information for your journey from Cancún to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Cancún to Ontario round-trip?

    Our cheapest airline available from Cancún to Ontario is Frontier. Our recent data shows that you can find tickets from as low as $342 on this airline. Additional options worth looking into are United Airlines and Volaris, starting at $363 and $473 round-trip. Frontier is currently priced 26% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Cancún to Ontario one-way?

    $139 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Volaris and Avianca, with prices starting from $190 and $259, respectively.

  • Can I find deals for flights from Cancún to Ontario that include hotel bookings?

    Yes. In addition to deals on Cancún to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Cancún to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cancún to Ontario.

  • Can I find deals for business class flights from Cancún to Ontario?

    Yes. Cheapflights offers flight deals from Cancún to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Cancún to Ontario?

    Currently, September is the cheapest month in which you can book a flight from Cancún to Ontario (average of $236). Flying from Cancún to Ontario in December is currently the most expensive (average of $298). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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