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Cheap flights from London to Cancún from £342

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 14/1. Fares are subject to change and may not be available on all flights or dates of travel.
LON — CUN
8 Jan — 15 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London to Cancun are usually found in September or January, booked 3 days in advance, depart on a Tuesday or Thursday and return on a Saturday

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 December 2025.

Mon 15/1215:10LHR - CUN
2 stops24h 40mAir Canada
Wed 7/119:25CUN - LHR
2 stops20h 10mAir Canada
Deal found 8/12£547
Sun 28/1212:05LHR - CUN
1 stop34h 45mUnited Airlines
Sun 25/112:28CUN - LHR
1 stop14h 02mUnited Airlines
Deal found 7/12£555
Thu 18/1207:40LHR - CUN
2 stops17h 38mUnited Airlines
Thu 8/112:28CUN - LHR
1 stop14h 02mUnited Airlines
Deal found 7/12£562
Tue 9/1209:00LGW - CUN
Nonstop11h 00mTUI Airways
Tue 23/1217:00CUN - LGW
Nonstop9h 10mTUI Airways
Deal found 7/12£587
Wed 31/1218:30LHR - CUN
1 stop26h 50mMultiple Airlines
Wed 7/119:25CUN - LHR
1 stop30h 05mMultiple Airlines
Deal found 8/12£600
Wed 31/1218:30LHR - CUN
1 stop26h 50mLufthansa
Sun 25/112:28CUN - LHR
1 stop14h 02mLufthansa
Deal found 7/12£607
Thu 25/1206:00LHR - CUN
1 stop17h 10mMultiple Airlines
Thu 8/119:25CUN - LHR
2 stops20h 10mMultiple Airlines
Deal found 8/12£615
Thu 25/1209:20LHR - CUN
1 stop30h 45mJetBlue
Thu 29/114:41CUN - LHR
1 stop13h 49mJetBlue
Deal found 7/12£615
Wed 31/1216:30LHR - CUN
1 stop28h 50mLufthansa
Thu 29/112:28CUN - LHR
1 stop16h 47mLufthansa
Deal found 7/12£622
Tue 9/1209:00LGW - CUN
Nonstop11h 00mTUI Airways
Tue 16/1217:00CUN - LGW
Nonstop9h 10mTUI Airways
Deal found 8/12£625
Wed 17/1212:05LHR - CUN
1 stop27h 24mUnited Airlines
Mon 29/1217:55CUN - LHR
1 stop35h 20mUnited Airlines
Deal found 7/12£627
Wed 24/1213:25LHR - CUN
2 stops32h 45mAir Canada
Wed 14/118:10CUN - LHR
1 stop36h 40mAir Canada
Deal found 7/12£628

Find flight deals from London to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) 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 December 2025.

Round-trip from

£536

One-way from

£342

Popular in

December

Cheapest in

September

Average price

£837

Good round-trip deal

£565 or less

Good one-way deal

£350 or less
Air Canada
  • Air Canada
  • 8/1-19/1
  • 4 total stops
  • 61h 25m total
  • London to Cancún
Search Deals
14/1
  • 14/1
  • 3 total stops
  • 45h 10m total
  • London to Cancún
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (£9 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£14 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from London (LON) to Cancun.
Search Deals
Price to beat on a one-way flight from London (LON) to Cancun.
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 9 December 2025.
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

LGW - CUN

LGWCUN

London Gatwick

Mon 12/1

11:40-19:10

1 stop36h 30m

Cancun

Wed 1/4

10:55-10:45

1 stop17h 50m

£550

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Tue 13/1

11:40-19:10

1 stop36h 30m

Cancun

Sun 29/3

10:55-10:45

1 stop17h 50m

£550

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Sat 10/1

11:40-10:35

1 stop27h 55m

Cancun

Mon 13/4

19:30-10:45

1 stop33h 15m

£550

LondonCancún

LGW - CUN

LGWCUN

London Gatwick

Tue 13/1

11:40-19:10

1 stop36h 30m

Cancun

Wed 1/4

10:55-10:45

1 stop17h 50m

£550

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 30/3

16:40-10:04

2 stops23h 24m

Cancun

Wed 8/4

07:58-10:10

1 stop20h 12m

£565

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Thu 26/3

12:05-11:54

1 stop28h 49m

Cancun

Thu 9/4

07:58-10:10

1 stop20h 12m

£565

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Tue 31/3

08:00-19:20

2 stops17h 20m

Cancun

Tue 7/4

07:51-07:40

1 stop17h 49m

£565

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Wed 25/3

10:00-19:18

1 stop14h 18m

Cancun

Tue 7/4

07:51-07:40

1 stop17h 49m

£565

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Thu 8/1

16:20-12:20

1 stop25h 00m

Cancun

Sat 24/1

14:04-09:10

1 stop14h 06m

£565

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Sun 11/1

16:20-12:20

1 stop25h 00m

Cancun

Sat 28/2

17:09-10:50

1 stop12h 41m

£565

Flights are sorted by cheapest return flights first.

Deals found on 8/12

Showing 1-10 of 60 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 return 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 to Cancún?

Use this chart to determine the optimal time to book a return flight from London to Cancún. Price data was last updated on 5 December 2025.

To ensure you get the cheapest price possible for a flight from London to Cancún, you should look to book at least 3 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, April is the cheapest month in which you can book a flight from London to Cancún (average of £269). Flying from London to Cancún in July is currently the most expensive (average of £549). 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 LON 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 9 December 2025.

It’s optimal to fly from London to Cancún in the evening. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from London to Cancún?

Use this chart to determine the cheapest time to fly return from London to Cancún. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London to Cancún flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from London to Cancún

Explore weekly flight availability from London to Cancún. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 9 December 2025.

The most flights from LON to CUN are scheduled on a Wednesday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost for a return flight from London to Cancún?

What’s the top stopover airport for flights from London to Cancún?

Share of one-stop return flights from London to Cancún chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Mexico City (MEX) – chosen by Cheapflights users on 17% of one-stop itineraries from London to Cancún on Cheapflights.

What’s the cheapest stopover airport for flights from London to Cancún?

Average return fare for one-stop flights from London to Cancún, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Madrid (MAD) is the most affordable one-stop option, with an average return flight price of £445.

What’s the fastest stopover option from London to Cancún?

Shortest average travel time for one-stop one-way flights from London to Cancún, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Amsterdam (AMS) have the shortest average one-way travel time for one-stop routes: 13h 35m.

Which airport typically offers the quickest stopover for flights from London to Cancún?

Average stopover duration for one-stop one-way flights from London to Cancún, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Zurich (ZRH) offer the fastest connection on this route, with an average stopover time of 0h 46m.

How often are flights from London to Cancún delayed?

About 26% of weekly flights between London and Cancún have experienced delays in the past year, with the average delay time being 135 minutes.

What is the most punctual flight time for London to Cancún flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Wednesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on London to Cancún flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 18% of flights being delayed.

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 December 2025.
Check out reviews from past customers who have flown with Finnair, Virgin Atlantic, andAir 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.
Finnair
7.6
Good
1,334 reviews
Check prices

Overall

7.6

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Food

6.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Sept 2025

WAW - HEL

My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
Finnair
7.6
Good
1,334 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Overall

7.6

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Food

6.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Sept 2025

WAW - HEL

My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
Virgin Atlantic
7.5
Good
675 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Overall

7.6

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Food

6.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Sept 2025

WAW - HEL

My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
Air Canada
7.1
Good
10,514 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Overall

7.6

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Food

6.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Sept 2025

WAW - HEL

My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.
British Airways
6.7
Okay
7,571 reviews
Finnair
7.6
Good
1,334 reviews
Check prices

Overall

7.6

Comfort

7.4

Entertainment

6.9

Boarding

7.6

Food

6.7

Crew

8.1

Reviews

1 / 20
4.0
Okay

Anonymous,Sept 2025

WAW - HEL

My flight to Europe was cancelled and rebooked. Bags got lost by FinnAir. Flight back home from Europe was cancelled the very next day after we landed. Zero compensation for these back to back cancellations on the exact same trip. Kayak doesn’t help with flight cancellation before trips says to contact trip protection only for trip protection to say it’s up to kayak. Don’t fly FinnAir.

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.

  • What airport do you fly into for flights to Cancún from London?

    Most people fly into Cancun (CUN) if they book a flight to Cancún from London. On average, Cancun has 1 inbound flight from London per day from 17 airlines. Cancun is conveniently located just 8.9 mi from Cancún’s city center.

  • How long is the flight from London to Cancún?

    For as low as £565, Air Transat can have you in Cancún from London in 23h 24m. The distance between London and Cancún is about 4938 mi. Both multi-stop and direct flights can be found to your destination and back.

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

    Currently priced at £276, TUI Airways will fly you from London to Cancún and back. In addition to TUI Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Aer Lingus and British Airways - these airlines can fly you to your destination from £431 and £449, respectively. These flights start at 56% lower than the current average price 3 months from now.

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

    For one-way options, check prices for TUI Airways. According to our data, you can fly for as low as £244. Users have also found prices from £285 and £368 on Virgin Atlantic and British Airways, respectively.

  • What are the most popular routes from London to Cancún?

    The most popular route from London to Cancún is London Heathrow - Cancun. You may also consider London Gatwick - Cancun or London City - Cancun.

  • What are the cheapest flights from London to Cancún?

    Looking for the cheapest flight from London to Cancún? While on average our users pay £1,052, our data indicates the cheapest price to be £373. The most popular route (London Heathrow - Cancun), is priced around £470.

  • 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 holiday 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 to Cancún?

    Currently, April is the cheapest month in which you can book a flight from London to Cancún (average of £269). Flying from London to Cancún in July is currently the most expensive (average of £549). 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

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Fly from London to Cancún on these airlines

Choose from the following airlines for your flight from London to Cancún. Flights are based on user searches made on Cheapflights and were last updated on 9 December 2025.
British Airways flights from London to Cancun
TUI Airways flights from London to Cancun
Virgin Atlantic flights from London to Cancun
Air Canada flights from London to Cancun

Top 10 airlines flying from London to Cancún

Discover the top 10 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 858,174 searches. Data last updated 9 December 2025.
AirlineCheapestAverageFlexibilityOn-time
TUI AirwaysCheapest£276Average£302FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
Aer LingusCheapest£431Average£593FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
British AirwaysCheapest£450Average£631FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest£465Average£575FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapest£469Average£697FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air EuropaCheapest£480Average£566FlexibilityNo cancel feeOn-time83%
Search Air Europa flights
KLMCheapest£482Average£676FlexibilityNo cancel feeOn-time75%
Search KLM flights
Virgin AtlanticCheapest£492Average£629FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air FranceCheapest£492Average£611FlexibilityNo cancel feeOn-time77%
Search Air France flights
American AirlinesCheapest£514Average£746FlexibilityNo cancel feeOn-time71%
Search American Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers 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?

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Cancún flexibly with Cheapflights today.

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