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Cancún

$340+ Cheap flights from London, ON (YXU) to Cancún (CUN)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — CUN
May 29 — Jun 51
Fri 5/29
Fri 6/5
1 adult, Economy
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Cheap flight deals from London to Cancún

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 April 29, 2026.

This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/126:10 pm
YXU
-
CUN
1 stop27h 00m
Air Canada
Fri 6/1910:50 am
CUN
-
YXU
1 stop9h 47m
Air Canada
Deal found 4/28$340
This Air Canada deal was found by Cheapflights users on 4/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:20 pm
YXU
-
CUN
1 stop26h 50m
Air Canada
Wed 9/210:50 am
CUN
-
YXU
1 stop9h 50m
Air Canada
Deal found 4/28$354
This United Airlines deal was found by Cheapflights users on 4/29. 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.
Mon 6/86:10 pm
YXU
-
CUN
2 stops19h 23m
United Airlines
Thu 6/182:49 pm
CUN
-
YXU
2 stops25h 43m
United Airlines
Deal found 4/29$614
This Mytrip deal was found by Cheapflights users on 4/28. 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.
Fri 6/125:55 pm
YXU
-
CUN
2 stops23h 20m
Multiple Airlines
Fri 6/195:25 am
CUN
-
YXU
3 stops22h 55m
Multiple Airlines
Deal found 4/28$625

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 April 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$340
(Air Canada)

Popular in

December

Cheapest in

September

Average price

$493
Provider with most accurate pricing for London-Cancun flight deals.
Search Deals
Provider most trusted by Cheapflights users for London-Cancun flights.
Search Deals
From London to Cancun
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 2,558,603 searches. Data last updated April 29, 2026.
Use the filters below to find and compare flights from London to Cancún that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonCancún

YXU - CUN

YXUCUN

London

Fri 6/12

6:10 pm-12:15 pm

2 stops19h 05m

Cancun

Fri 6/19

1:45 pm-9:17 am

2 stops18h 32m

$347
Quickest round-trip

LondonCancún

YXU - CUN

YXUCUN

London

Wed 8/26

5:40 am-8:30 pm

2 stops15h 50m

Cancun

Wed 9/2

2:00 pm-9:20 am

2 stops18h 20m

$380

LondonCancún

YXU - CUN

YXUCUN

London

Thu 6/11

6:10 pm-7:19 pm

2 stops26h 09m

Cancun

Thu 6/18

2:49 pm-2:57 pm

2 stops23h 08m

$716

LondonCancún

YXU - CUN

YXUCUN

London

Fri 6/5

6:10 pm-2:18 pm

2 stops21h 08m

Cancun

Mon 6/8

7:51 am-9:18 am

2 stops24h 27m

$768

LondonCancún

YXU - CUN

YXUCUN

London

Fri 6/12

5:10 am-7:19 pm

2 stops15h 09m

Cancun

Thu 6/18

5:22 pm-2:57 pm

2 stops20h 35m

$811
Cheapest one-way
Quickest one-way

LondonCancún

YXU - CUN

YXUCUN

London

Tue 6/9

5:10 am-7:19 pm

2 stops15h 09m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Sorted by cheapest first

Compare providers for flights from London to Cancún

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 London to Cancún in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 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 London, Ontario-Cancún flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London, Ontario-Cancún flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London, Ontario-Cancún flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London, Ontario-Cancún 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 London, Ontario-Cancún 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 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?

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 13 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 $405). Flying from London, Ontario to Cancún in December is currently the most expensive (average of $772). 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 April 29, 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 April 29, 2026.
Peruse reviews from past customers who have flown with Air Transat and Air Canada from London to Cancún to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
542 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.3

Food

6.8

Overall

7.8

Boarding

7.9

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
7.8
Good
542 reviews
Air Transat
7.8
Good
542 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.3

Food

6.8

Overall

7.8

Boarding

7.9

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
10,979 reviews
Air Transat
7.8
Good
542 reviews

Crew

8.5

Entertainment

7.1

Comfort

7.3

Food

6.8

Overall

7.8

Boarding

7.9

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?

    Within the past month, 4 users have taken a look at flights from London to Cancun.

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

    A quick flight from London, Ontario to Cancún can take about 19h 05m. Air Canada provides one of the quickest options available for as low as $347. London, Ontario and Cancún are separated by a distance of 1554 mi.

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

    Our cheapest airline available from London, Ontario to Cancún is Air Canada. Our recent data shows that you can find tickets from as low as $499 on this airline. An additional option worth looking into is Air Transat, starting at $545. Air Canada is 13% 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 $405). Flying from London, Ontario to Cancún in December is currently the most expensive (average of $772). 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

Traveling to a place near Cancún?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for London to Cancún

See prices for flight routes from nearby airports that may be better suited for you.
Pearson Intl to Cancún flights
Ottawa to Cancún flights

Top 2 airlines flying from London to Cancún

Discover the top 2 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 2,558,603 searches. Data last updated April 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$499Average$664FlexibilityNo cancel feeOn-time67%
Air TransatCheapest$545Average$746FlexibilityNo cancel feeOn-time50%

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