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Cheap flights from London, ON to Cancún from C$ 303

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 31/3. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — CUN
15 Mar — 22 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Cancún

Enter your travel dates to find the best prices.

Cheapest flights from London to Cancún
Explore the most affordable flight options available from London to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 February 2026.

Wed 26/88:40 p.m.
YXU
-
CUN
2 stops44h 35m
WestJet
Wed 2/94:00 p.m.
CUN
-
YXU
2 stops44h 30m
WestJet
Deal found 10/2C$ 602
Wed 26/86:10 p.m.
YXU
-
CUN
1 stop27h 00m
Air Canada
Wed 2/92:00 p.m.
CUN
-
YXU
2 stops20h 45m
Air Canada
Deal found 10/2C$ 628
Wed 15/48:10 p.m.
YXU
-
CUN
2 stops22h 59m
WestJet
Mon 20/46:15 p.m.
CUN
-
YXU
1 stop11h 20m
WestJet
Deal found 10/2C$ 635
Tue 10/38:10 p.m.
YXU
-
CUN
2 stops44h 44m
WestJet
Tue 17/33:50 p.m.
CUN
-
YXU
1 stop13h 45m
WestJet
Deal found 10/2C$ 639
Sun 29/35:40 p.m.
YXU
-
CUN
2 stops18h 10m
Air Canada
Sun 5/46:10 p.m.
CUN
-
YXU
1 stop21h 53m
Air Canada
Deal found 10/2C$ 641
Wed 8/45:10 a.m.
YXU
-
CUN
1 stop15h 50m
Air Canada
Tue 21/48:55 p.m.
CUN
-
YXU
1 stop23h 23m
Air Canada
Deal found 13/2C$ 644
Fri 6/35:10 a.m.
YXU
-
CUN
1 stop16h 05m
Air Canada
Fri 13/33:10 p.m.
CUN
-
YXU
2 stops16h 36m
Air Canada
Deal found 12/2C$ 648

Find flight deals from London to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from London (YXU) to Cancún (CUN). 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 13 February 2026.

Round-trip from

C$ 635

One-way from

C$ 303

Popular in

December

Cheapest in

May

Average price

C$ 837
WestJet
  • WestJet
  • 15/4-20/4
  • 3 total stops
  • 34h 19m total
  • London to Cancún
Search Deals
WestJet
  • WestJet
  • 31/3
  • 2 total stops
  • 20h 50m total
  • London to Cancún
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 136 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from London to Cancún 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 13 February 2026.
Use the filters below to find and compare flights from London to Cancún that are best for you.

Fly from

London

Fly to

Cancún

Route

Depart

Return

Price

LondonCancún

YXU - CUN

YXUCUN

London

Wed 15/4

8:10 p.m.-6:09 p.m.

2 stops22h 59m

Cancun

Mon 20/4

6:15 p.m.-6:35 a.m.

1 stop11h 20m

C$ 635

LondonCancún

YXU - CUN

YXUCUN

London

Thu 2/4

5:10 a.m.-7:45 p.m.

2 stops15h 35m

Cancun

Wed 8/4

1:10 a.m.-9:18 p.m.

2 stops19h 08m

C$ 639

LondonCancún

YXU - CUN

YXUCUN

London

Tue 10/3

8:10 p.m.-3:54 p.m.

2 stops44h 44m

Cancun

Tue 17/3

3:50 p.m.-6:35 a.m.

1 stop13h 45m

C$ 639

LondonCancún

YXU - CUN

YXUCUN

London

Sun 29/3

5:40 p.m.-10:50 a.m.

2 stops18h 10m

Cancun

Sun 5/4

6:10 p.m.-5:03 p.m.

1 stop21h 53m

C$ 641

LondonCancún

YXU - CUN

YXUCUN

London

Thu 9/4

5:10 a.m.-8:00 p.m.

1 stop15h 50m

Cancun

Wed 15/4

1:25 p.m.-9:18 p.m.

1 stop6h 53m

C$ 644

LondonCancún

YXU - CUN

YXUCUN

London

Mon 13/4

5:40 p.m.-8:00 p.m.

1 stop27h 20m

Cancun

Mon 20/4

1:25 p.m.-8:43 a.m.

1 stop18h 18m

C$ 644

LondonCancún

YXU - CUN

YXUCUN

London

Thu 9/4

5:10 a.m.-9:30 p.m.

2 stops17h 20m

Cancun

Mon 20/4

1:25 p.m.-9:18 p.m.

1 stop6h 53m

C$ 650

LondonCancún

YXU - CUN

YXUCUN

London

Thu 9/4

5:10 a.m.-9:30 p.m.

2 stops17h 20m

Cancun

Tue 21/4

8:50 a.m.-5:03 p.m.

1 stop7h 13m

C$ 650

LondonCancún

YXU - CUN

YXUCUN

London

Sat 11/4

5:05 p.m.-8:10 p.m.

Nonstop4h 05m

Cancun

Sat 18/4

11:00 a.m.-3:35 p.m.

Nonstop3h 35m

C$ 656

LondonCancún

YXU - CUN

YXUCUN

London

Sat 11/4

5:40 p.m.-7:19 p.m.

2 stops26h 39m

Cancun

Tue 21/4

7:51 a.m.-8:43 a.m.

2 stops23h 52m

C$ 659

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 22 results
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Best time to book a flight from London to Cancún

Have a flexible travel schedule? Discover the best time to fly to Cancún from London 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 London to Cancún

How far ahead should I book a flight from London, Ontario to Cancún?

Use this chart to determine the optimal time to book a round-trip flight from London to Cancún. Price data was last updated on 6 February 2026.

The price you pay for your flight from London, Ontario to Cancún may vary depending on when you book. For the best chance of a lower fare, look to book 29 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from London, Ontario to Cancún (average of C$ 202). Flying from London, Ontario to Cancún in August is currently the most expensive (average of C$ 330). 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 YXU to CUN?

Find hourly flight availability from London to Cancún. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 13 February 2026.

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

How much does it cost to fly round-trip from London, Ontario to Cancún?

Reviews of airlines servicing Cancún

Get insights into the airlines that provide service to Cancún. 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 Cancún. Reviews last updated 13 February 2026.
Get a feel of what it's like to fly with Air Transat,Air Canada, andSunwing Airlines from London to Cancún by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.7
Good
508 reviews
Check prices

Boarding

7.9

Food

6.8

Crew

8.4

Comfort

7.3

Entertainment

7.0

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Transat
7.7
Good
508 reviews
Air Transat
7.7
Good
508 reviews
Check prices

Boarding

7.9

Food

6.8

Crew

8.4

Comfort

7.3

Entertainment

7.0

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Canada
7.1
Good
10,717 reviews
Air Transat
7.7
Good
508 reviews
Check prices

Boarding

7.9

Food

6.8

Crew

8.4

Comfort

7.3

Entertainment

7.0

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Sunwing Airlines
6.7
Okay
36 reviews
Air Transat
7.7
Good
508 reviews
Check prices

Boarding

7.9

Food

6.8

Crew

8.4

Comfort

7.3

Entertainment

7.0

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Flair Airlines
6.0
Okay
265 reviews
Air Transat
7.7
Good
508 reviews
Check prices

Boarding

7.9

Food

6.8

Crew

8.4

Comfort

7.3

Entertainment

7.0

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.

Related info for your journey

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

  • How popular is this London, Ontario to Cancún flight route?

    Flights from London to Cancun have been viewed 50 times in the past calendar month.

  • How long is the flight from London, Ontario to Cancún?

    Airlines like WestJet and Air Canada fly from London, Ontario to Cancún in about 18h 10m. The time it takes to get you to your destination can typically vary by up to 4h 49m. The distance from London, Ontario to Cancún is about 2501 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Cheapflights users have booked flights from London, Ontario to Cancún round-trip from C$ 257. Other airlines that can offer you cheap pricing are Air Canada, from C$ 550, and Air Transat, from C$ 587. Flair Airlines is 65% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to Cancún 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 London, Ontario to Cancún?

    Currently, September is the cheapest month in which you can book a flight from London, Ontario to Cancún (average of C$ 202). Flying from London, Ontario to Cancún in August is currently the most expensive (average of C$ 330). 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

Travelling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Holbox
Puerto Aventuras
Punta Sam

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from London to Cancún

Discover the top 4 airlines that operate flights from London to Cancún. 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 13 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapestC$ 257AverageC$ 308FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Air CanadaCheapestC$ 550AverageC$ 770FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 587AverageC$ 802FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Sunwing AirlinesCheapestC$ 746AverageC$ 772FlexibilityNo cancel feeOn-timeN/A
Search Sunwing Airlines 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 London to Cancún?

Cheapflights makes it easy to find London to Cancún flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights helps you find that perfect flight to Cancún from London by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Need flexible booking options for your flight to Cancún from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes! Start tracking prices for London to Cancún flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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