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Cheap flights from Cancún to Ontario from C$ 158

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 16/1. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — YYZ
27 Nov — 4 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Cancún to Ontario

Enter your travel dates to find the best prices.

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 28 October 2025.

Tue 28/106:50 p.m.CUN - YYZ
Nonstop4h 05mFlair Airlines
Tue 4/112:35 p.m.YYZ - CUN
Nonstop4h 30mFlair Airlines
Deal found 26/10C$ 285
Fri 31/106:50 p.m.CUN - YYZ
Nonstop4h 05mFlair Airlines
Mon 3/112:35 p.m.YYZ - CUN
Nonstop4h 30mFlair Airlines
Deal found 27/10C$ 291
Thu 6/117:50 p.m.CUN - YYZ
Nonstop4h 05mFlair Airlines
Mon 10/112:35 p.m.YYZ - CUN
Nonstop4h 30mFlair Airlines
Deal found 27/10C$ 292
Tue 4/117:50 p.m.CUN - YYZ
Nonstop4h 05mFlair Airlines
Tue 2/122:35 p.m.YYZ - CUN
Nonstop4h 30mFlair Airlines
Deal found 28/10C$ 294
Mon 27/106:50 p.m.CUN - YYZ
Nonstop4h 05mFlair Airlines
Mon 3/112:35 p.m.YYZ - CUN
Nonstop4h 30mFlair Airlines
Deal found 26/10C$ 297
Sat 1/116:50 p.m.CUN - YYZ
Nonstop4h 05mFlair Airlines
Sat 8/112:35 p.m.YYZ - CUN
Nonstop4h 30mFlair Airlines
Deal found 26/10C$ 306
Tue 28/105:05 p.m.CUN - YYZ
2 stops20h 53mMultiple Airlines
Tue 4/112:35 p.m.YYZ - CUN
Nonstop4h 30mMultiple Airlines
Deal found 27/10C$ 319
Sat 8/119:25 p.m.CUN - YYZ
Nonstop4h 01mWestJet
Fri 14/117:45 p.m.YYZ - CUN
Nonstop4h 32mWestJet
Deal found 26/10C$ 324
Fri 21/114:51 p.m.CUN - YUL
2 stops22h 25mUnited Airlines
Wed 26/112:13 p.m.YUL - CUN
1 stop26h 27mUnited Airlines
Deal found 27/10C$ 385
Tue 25/111:16 p.m.CUN - YUL
1 stop24h 33mAmerican Airlines
Sun 30/117:14 a.m.YUL - CUN
1 stop6h 56mAmerican Airlines
Deal found 27/10C$ 390
Fri 21/113:51 p.m.CUN - YUL
1 stop23h 31mAmerican Airlines
Thu 4/1212:59 p.m.YUL - CUN
1 stop22h 04mAmerican Airlines
Deal found 28/10C$ 392
Sun 2/116:59 p.m.CUN - YUL
1 stop20h 06mAmerican Airlines
Tue 2/127:30 a.m.YUL - CUN
1 stop7h 19mAmerican Airlines
Deal found 28/10C$ 399

Cheap flight deals from Cancún to Ontario

Keep the following information in mind while searching for Cancún to Ontario flight deals. Data was last updated 28 October 2025.

Round-trip from

C$ 319

One-way from

C$ 158

Popular in

August

Cheapest in

January

Average price

C$ 473

Good round-trip deal

C$ 185 or less

Good one-way deal

C$ 174 or less
Flair Airlines
  • Flair Airlines
  • 6/12-9/12
  • Nonstop
  • 8h 35m total
  • Cancún to Ontario
Search Deals
Flair Airlines
  • Flair Airlines
  • 16/1
  • Nonstop
  • 4h 05m total
  • Cancún to Ontario
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 110 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Cancun to Ontario.
Search Deals
Price to beat on a one-way flight from Cancun to Ontario.
Search Deals

Cheapflights Fare Finder

 
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 629,999 searches. Data last updated 28 October 2025.
Use the filters below to find and compare flights from Cancún to Ontario that are best for you.

Fly from

Cancún

Fly to

Ontario

Route

Depart

Return

Price

CancúnToronto

CUN - YYZ

CUNYYZ

Cancun

Fri 28/11

8:40 p.m.-12:41 a.m.

Nonstop4h 01m

Toronto Pearson Intl

Fri 5/12

7:45 p.m.-12:17 a.m.

Nonstop4h 32m

C$ 355

CancúnToronto

CUN - YYZ

CUNYYZ

Cancun

Fri 14/11

3:18 p.m.-9:58 a.m.

1 stop18h 40m

Toronto Pearson Intl

Mon 17/11

9:00 p.m.-1:33 p.m.

1 stop16h 33m

C$ 380

CancúnToronto

CUN - YYZ

CUNYYZ

Cancun

Wed 24/12

3:18 p.m.-11:59 p.m.

1 stop8h 41m

Toronto Pearson Intl

Wed 31/12

7:30 a.m.-2:55 p.m.

1 stop7h 25m

C$ 380

CancúnToronto

CUN - YYZ

CUNYYZ

Cancun

Thu 4/12

8:23 a.m.-5:49 p.m.

1 stop9h 26m

Toronto Pearson Intl

Sat 6/12

7:40 p.m.-12:20 p.m.

1 stop16h 40m

C$ 380

CancúnToronto

CUN - YYZ

CUNYYZ

Cancun

Sat 8/11

6:30 a.m.-2:20 p.m.

1 stop7h 50m

Toronto Pearson Intl

Fri 14/11

6:10 a.m.-5:50 p.m.

1 stop11h 40m

C$ 380

CancúnMontreal

CUN - YUL

CUNYUL

Cancun

Fri 21/11

4:51 p.m.-3:16 p.m.

2 stops22h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 26/11

2:13 p.m.-4:40 p.m.

1 stop26h 27m

C$ 385

CancúnMontreal

CUN - YUL

CUNYUL

Cancun

Tue 23/12

7:45 a.m.-3:16 p.m.

1 stop7h 31m

Montreal Pierre Elliott Trudeau Intl

Tue 30/12

9:15 a.m.-4:40 p.m.

1 stop7h 25m

C$ 385

CancúnOttawa

CUN - YOW

CUNYOW

Cancun

Fri 26/12

7:45 a.m.-11:54 p.m.

1 stop16h 09m

Ottawa

Tue 6/1

5:55 p.m.-11:25 a.m.

2 stops17h 30m

C$ 386

CancúnToronto

CUN - YYZ

CUNYYZ

Cancun

Thu 18/12

4:47 p.m.-11:59 p.m.

1 stop7h 12m

Toronto Pearson Intl

Fri 9/1

10:00 a.m.-4:40 p.m.

1 stop6h 40m

C$ 392

CancúnMontreal

CUN - YUL

CUNYUL

Cancun

Fri 21/11

3:51 p.m.-3:22 p.m.

1 stop23h 31m

Montreal Pierre Elliott Trudeau Intl

Thu 4/12

2:29 p.m.-10:45 a.m.

2 stops20h 16m

C$ 397

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/10

Showing 1-10 of 60 results
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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.

Cheapflights Insights

Everything you need to know about your flight from Cancún to Ontario

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

Currently, September is the cheapest month in which you can book a flight from Cancún to Region of Ontario (average of C$ 213). Flying from Cancún to Region of Ontario in December is currently the most expensive (average of C$ 361). 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 ON?

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 28 October 2025.

A simple way to save on the total cost of your ticket is to fly from Cancún to Region of Ontario in the afternoon. If you’re flexible enough to do this you can expect to save up to 64% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Cancún to Region of Ontario?

Use this chart to determine the cheapest time to fly round-trip from Cancún to Ontario. Price data was last updated on 30 March 2025.

Travelers seeking maximum savings on their Cancún to Region of Ontario flight should consider departing on Sunday afternoons when fares are most often at their lowest. Wednesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Cancún to Region of Ontario?

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 28 October 2025.
Check out reviews from past customers who have flown with Air Transat,United Airlines, andWestJet from Cancún to Ontario to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
469 reviews
Check prices

Boarding

7.9

Comfort

7.4

Crew

8.5

Entertainment

7.1

Overall

7.8

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Transat
7.8
Good
469 reviews
Air Transat
7.8
Good
469 reviews
Check prices

Boarding

7.9

Comfort

7.4

Crew

8.5

Entertainment

7.1

Overall

7.8

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
United Airlines
7.4
Good
8,996 reviews
Air Transat
7.8
Good
469 reviews
Check prices

Boarding

7.9

Comfort

7.4

Crew

8.5

Entertainment

7.1

Overall

7.8

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
WestJet
7.2
Good
3,148 reviews
Air Transat
7.8
Good
469 reviews
Check prices

Boarding

7.9

Comfort

7.4

Crew

8.5

Entertainment

7.1

Overall

7.8

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Canada
7.1
Good
10,370 reviews
Air Transat
7.8
Good
469 reviews
Check prices

Boarding

7.9

Comfort

7.4

Crew

8.5

Entertainment

7.1

Overall

7.8

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Flair Airlines
6.0
Okay
251 reviews
Air Transat
7.8
Good
469 reviews
Check prices

Boarding

7.9

Comfort

7.4

Crew

8.5

Entertainment

7.1

Overall

7.8

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.

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 airport do you fly from for flights from Cancún to Ontario?

    If you book a flight to Ontario from Cancún, you will be flying from Cancun, which is the city’s only airport. Cancun (CUN) is located 14.2 km from the centre of Cancún.

  • How long is the flight from Cancún to Region of Ontario?

    There are many flights that can get you from Cancún to Region of Ontario in 4h 01m. Fly via WestJet, United Airlines, or American Airlines to get the fastest option. There are 2604 km between Cancún and Region of Ontario. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    For one-way options, check prices for Flair Airlines. According to our data, you can fly for as low as C$ 164. Users have also found prices from C$ 166 and C$ 175 on Porter Airlines and WestJet, respectively.

  • What are the most popular routes from Cancún to Region of Ontario?

    The most popular flight routes from Cancún to Region of Ontario are Cancun - Toronto Pearson Intl, Cancun - Montreal Pierre Elliott Trudeau Intl and Cancun - Toronto Island.

  • What are the most reliable airlines from Cancún to Region of Ontario?

    The top 3 most reliable airlines when flying from Cancún to Region of Ontario are Flair Airlines (94%), Air Transat (90%) and WestJet (89%).

  • What are the cheapest flights from Cancún to Region of Ontario?

    Looking for the cheapest flight from Cancún to Region of Ontario? While on average our users pay C$ 785, our data indicates the cheapest price to be C$ 158. The most popular route (Cancun - Toronto Pearson Intl), is priced around C$ 362.

  • 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 Region of Ontario?

    Currently, September is the cheapest month in which you can book a flight from Cancún to Region of Ontario (average of C$ 213). Flying from Cancún to Region of Ontario in December is currently the most expensive (average of C$ 361). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Cancún to Ontario

Discover the top 5 airlines that operate flights from Cancún to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 October 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 272AverageC$ 399FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Flair AirlinesCheapestC$ 320AverageC$ 420FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Air TransatCheapestC$ 384AverageC$ 621FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
WestJetCheapestC$ 396AverageC$ 718FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 554AverageC$ 941FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Cancún to Ontario?

When you search for this flight from Cancún to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Cancún to Ontario?

Cheapflights simply makes it quick and affordable to book flights from Cancún to Ontario by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Cancún to Ontario with no change fees?

Yes! Cheapflights helps users easily find flights from Cancún to Ontario with no change fees.

Can Cheapflights notify me if prices for flights from Cancún to Ontario become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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