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Cheap flights from London, ON to Cancún from C$ 284

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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — CUN
8 Sep — 15 Sep1
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 9 August 2026.

Fri 20/119:15 a.m. -
1 stop14h 15m
Mon 30/118:00 a.m. -
1 stop24h 37m
Deal found 6/8C$ 525
Sun 29/119:15 a.m. -
1 stop25h 25m
Sun 6/128:00 a.m. -
1 stop6h 42m
Deal found 9/8C$ 527
Mon 30/113:25 p.m. -
2 stops21h 35m
Mon 14/126:55 p.m. -
2 stops19h 47m
Deal found 6/8C$ 534
Sun 27/95:40 a.m. -
1 stop15h 30m
Thu 1/109:05 p.m. -
1 stop16h 50m
Deal found 4/8C$ 549

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 9 August 2026.

Round-trip from

C$ 525

One-way from

C$ 284

Popular in

March

Cheapest in

June

Average price

C$ 881
Air Canada
  • Air Canada
  • 29/11-6/12
  • 2 total stops
  • 32h 07m total
  • London to Cancún
Search Deals
Air Canada
  • Air Canada
  • 5/9
  • 1 total stop
  • 26h 50m total
  • London to Cancún
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (C$ 297 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (C$ 54 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 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 9 August 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
Quickest round-trip

LondonCancún

YXU London - CUN Cancun

YXUCUN

London

Mon 18/1

5:30 a.m.-6:00 p.m.

2 stops12h 30m

Cancun

Tue 26/1

11:35 a.m.-9:47 p.m.

1 stop10h 12m

C$ 556

LondonCancún

YXU London - CUN Cancun

YXUCUN

London

Mon 16/11

5:30 a.m.-6:00 p.m.

2 stops12h 30m

Cancun

Thu 19/11

10:30 a.m.-9:52 p.m.

2 stops11h 22m

C$ 623

LondonCancún

YXU London - CUN Cancun

YXUCUN

London

Sat 2/1

3:20 p.m.-10:40 a.m.

1 stop19h 20m

Cancun

Sat 6/3

9:30 p.m.-2:39 p.m.

1 stop17h 09m

C$ 886

LondonCancún

YXU London - CUN Cancun

YXUCUN

London

Wed 26/8

6:20 p.m.-8:10 p.m.

1 stop26h 50m

Cancun

Wed 2/9

2:00 p.m.-2:50 p.m.

2 stops23h 50m

C$ 897

LondonCancún

YXU London - CUN Cancun

YXUCUN

London

Wed 6/1

3:20 p.m.-3:37 p.m.

2 stops24h 17m

Cancun

Wed 24/2

8:39 a.m.-9:47 p.m.

2 stops13h 08m

C$ 932

LondonCancún

YXU London - CUN Cancun

YXUCUN

London

Sat 2/1

5:30 a.m.-5:50 p.m.

2 stops12h 20m

Cancun

Wed 3/3

8:39 a.m.-9:44 p.m.

2 stops13h 05m

C$ 932

LondonCancún

YXU London - CUN Cancun

YXUCUN

London

Sat 2/1

5:30 a.m.-11:25 a.m.

2 stops29h 55m

Cancun

Wed 31/3

2:49 p.m.-9:44 p.m.

2 stops29h 55m

C$ 938
Cheapest one-way

LondonCancún

YXU London - CUN Cancun

YXUCUN

London

Sat 5/9

6:20 p.m.-8:10 p.m.

1 stop26h 50m

C$ 284

LondonCancún

YXU London - CUN Cancun

YXUCUN

London

Sun 25/10

3:25 p.m.-10:30 p.m.

1 stop8h 05m

C$ 290

LondonCancún

YXU London - CUN Cancun

YXUCUN

London

Sat 31/10

5:30 a.m.-11:55 a.m.

1 stop7h 25m

C$ 293

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/8

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

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

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

Currently, June is the cheapest month in which you can book a flight from London, Ontario to Cancún (average of C$ 507). Flying from London, Ontario to Cancún in March is currently the most expensive (average of C$ 1,282). 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.

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 9 August 2026.
Get a feel of what it's like to fly with Air Transat and Air Canada 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
7.8
Good
572 reviews
Check prices

Entertainment

7.1

Crew

8.5

Food

6.8

Overall

7.8

Boarding

8.0

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
Air Transat
7.8
Good
572 reviews
Air Transat
7.8
Good
572 reviews
Check prices

Entertainment

7.1

Crew

8.5

Food

6.8

Overall

7.8

Boarding

8.0

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
Air Canada
7.1
Good
11,457 reviews
Air Transat
7.8
Good
572 reviews
Check prices

Entertainment

7.1

Crew

8.5

Food

6.8

Overall

7.8

Boarding

8.0

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus

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 13 times in the past calendar month.

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

    Airlines like Air Canada fly from London, Ontario to Cancún in about 12h 30m. The time it takes to get you to your destination can typically vary by up to . The distance from London, Ontario to Cancún is about 2501 km.

  • 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$ 545. Another airline that can offer you cheap pricing is Air Transat. Air Canada is 36% 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, June is the cheapest month in which you can book a flight from London, Ontario to Cancún (average of C$ 507). Flying from London, Ontario to Cancún in March is currently the most expensive (average of C$ 1,282). 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

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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 629,999 searches. Data last updated 9 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 545AverageC$ 815FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 760AverageC$ 1,148FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

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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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