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Cheap flights from London Heathrow Airport to Cancún from £283

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Cancún departing on 29/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from London Heathrow Airport to Cancún

Cheap return flights

Logo
06:50 - 22:40LHR-CUN
20h 50m2 stops
Logo
08:00 - 11:50CUN-LHR
22h 50m1 stop
£496
Find Deal
Mon, 3 Nov - Mon, 24 Nov
Air Canada Logo
06:50 - 22:40LHR-CUN
20h 50m2 stops
Air Canada Logo
12:15 - 07:10CUN-LHR
13h 55m1 stop
£497Air Canada
Find Deal
Wed, 3 Dec - Mon, 8 Dec
Logo
20:05 - 18:10LHR-CUN
27h 05m1 stop
Logo
11:50 - 08:30CUN-LHR
15h 40m1 stop
£499
Find Deal
Wed, 3 Dec - Mon, 8 Dec
Logo
06:50 - 22:40LHR-CUN
20h 50m2 stops
Logo
12:15 - 07:10CUN-LHR
13h 55m1 stop
£499
Find Deal
Tue, 2 Dec - Sun, 14 Dec
Logo
06:50 - 22:40LHR-CUN
20h 50m2 stops
Logo
08:00 - 11:50CUN-LHR
22h 50m1 stop
£500
Find Deal
Thu, 13 Nov - Sun, 16 Nov
Air Canada Logo
06:50 - 19:40LHR-CUN
18h 50m2 stops
Air Canada Logo
14:00 - 06:30CUN-LHR
34h 30m1 stop
£502Air Canada
Find Deal
Tue, 16 Sep - Tue, 30 Sep
Logo
06:50 - 19:40LHR-CUN
18h 50m2 stops
Logo
14:00 - 06:30CUN-LHR
34h 30m1 stop
£503
Find Deal
Mon, 8 Sep - Mon, 15 Sep
Virgin Atlantic Logo
06:20 - 17:45LHR-CUN
16h 25m1 stop
Virgin Atlantic Logo
22:30 - 12:50CUN-LHR
9h 20mdirect
£510Virgin Atlantic
Find Deal
Sun, 25 Jan - Sun, 1 Feb
American Airlines Logo
17:00 - 10:00LHR-CUN
23h 00m1 stop
American Airlines Logo
10:45 - 06:55CUN-LHR
14h 10m1 stop
£512American Airlines
Find Deal
Mon, 25 Aug - Tue, 9 Sep
American Airlines Logo
17:00 - 11:45LHR-CUN
24h 45m2 stops
American Airlines Logo
16:30 - 07:40CUN-LHR
33h 10m1 stop
£524American Airlines
Find Deal
Mon, 25 Aug - Mon, 8 Sep

Air Canada flights from London Heathrow Airport to Cancún

Our best Air Canada deals on London Heathrow Airport to Cancún flight tickets
Air Canada
3 Dec
LHR06:50London Heathrow
20h 50m
2 stops
CUN22:40Cancun
8 Dec
CUN12:15Cancun
13h 55m
1 stop
LHR07:10London Heathrow
£497
Find similar
Air Canada
16 Sept
LHR06:50London Heathrow
18h 50m
2 stops
CUN19:40Cancun
30 Sept
CUN14:00Cancun
34h 30m
1 stop
LHR06:30London Heathrow
£502
Find similar
Air Canada
16 Sept
LHR06:50London Heathrow
18h 50m
2 stops
CUN19:40Cancun
24 Sept
CUN20:45Cancun
33h 05m
1 stop
LHR11:50London Heathrow
£505
Find similar

American Airlines flights from London Heathrow Airport to Cancún

Our best American Airlines deals on London Heathrow Airport to Cancún flight tickets
American Airlines
25 Aug
LHR17:00London Heathrow
23h 00m
1 stop
CUN10:00Cancun
9 Sept
CUN10:45Cancun
14h 10m
1 stop
LHR06:55London Heathrow
£512
Find similar
American Airlines
25 Aug
LHR17:00London Heathrow
24h 45m
2 stops
CUN11:45Cancun
8 Sept
CUN16:30Cancun
33h 10m
1 stop
LHR07:40London Heathrow
£524
Find similar
American Airlines
2 Nov
LHR10:15London Heathrow
15h 30m
1 stop
CUN20:45Cancun
30 Nov
CUN11:50Cancun
18h 40m
1 stop
LHR11:30London Heathrow
£524
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 1 August 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Cancún that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 3/11

06:50-22:40

2 stops20h 50m

Cancun

Mon 24/11

08:00-11:50

1 stop22h 50m

£496

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Wed 3/12

06:50-22:40

2 stops20h 50m

Cancun

Mon 8/12

12:15-07:10

1 stop13h 55m

£497

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Wed 3/12

20:05-18:10

1 stop27h 05m

Cancun

Mon 8/12

11:50-08:30

1 stop15h 40m

£499

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Tue 2/12

06:50-22:40

2 stops20h 50m

Cancun

Sun 14/12

12:15-07:10

1 stop13h 55m

£499

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Thu 13/11

06:50-22:40

2 stops20h 50m

Cancun

Sun 16/11

08:00-11:50

1 stop22h 50m

£500

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Tue 16/9

06:50-19:40

2 stops18h 50m

Cancun

Tue 30/9

14:00-06:30

1 stop34h 30m

£502

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 8/9

06:50-19:40

2 stops18h 50m

Cancun

Mon 15/9

14:00-06:30

1 stop34h 30m

£503

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Sun 25/1

06:20-17:45

1 stop16h 25m

Cancun

Sun 1/2

22:30-12:50

Nonstop9h 20m

£510

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 25/8

17:00-10:00

1 stop23h 00m

Cancun

Tue 9/9

10:45-06:55

1 stop14h 10m

£512

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 25/8

17:00-11:45

2 stops24h 45m

Cancun

Mon 8/9

16:30-07:40

1 stop33h 10m

£524

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cancún from

How to get the cheapest flight ticket from London Heathrow Airport to Cancún

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between London Heathrow Airport and Cancún?

What is the cheapest month to fly to Cancún?

The cheapest month to fly to Cancún from London Heathrow Airport is in January. Flight prices, which tend to average around £571, are often lower during this time because this is during the off-season. If you don’t want to visit Cancún in January, then you should wait until September to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of £578.

What is the cheapest day to depart on your flight to Cancún?

The cheapest day to depart from London Heathrow Airport to Cancún is on a Sunday. Travellers who choose to depart for Cancún on a Sunday will often find tickets for as low as £591. Flights from London Heathrow Airport to Cancún on a Saturday will generally be more expensive and average around £665. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Cancún?

In the morning is the cheapest time of day to fly from London Heathrow Airport to Cancún when you can find flight prices for as low as £587. Flying to Cancún in the morning is an ideal time because this is during off-peak travel hours. Flights at midday are often more expensive, with an average ticket price of £682.

What is the cheapest London Heathrow to Cancun flight route?

Fly from London Heathrow to Cancun for the best London Heathrow - Cancun flight prices

How far in advance should I book a flight to Cancún?

You are more likely to see cheaper flights to Cancún from London Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Cancún for around £678 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cancún from London Heathrow Airport for as low as £598 on momondo.

What cabin class options are available on London Heathrow to Cancun flights?

There are 2 cabin classes available to choose from on London Heathrow to Cancun flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London Heathrow Airport to Cancún flights?

No. A direct flight is the cheapest option for a flight between London Heathrow Airport to Cancún.

How have London Heathrow Airport to Cancún flight prices changed over time?

As of August 2025, prices for London Heathrow Airport to Cancún flights are approximately 41% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Cancún

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to Cancún according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap London Heathrow Airport to Cancún (LHR to CUN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Cancún

Best price found

£283

Fastest flight time

13h 20m

Direct flights

Mon, Thu and Sat

Airports in Cancún

1 airport
The best one-way flight to Cancún from London Heathrow Airport in the past 72 hours is £283. The best return flight deal from London Heathrow Airport to Cancún found on momondo in the last 72 hours is £496.
The fastest flight from London Heathrow Airport to Cancún takes 13h 20m
Direct flights go from London Heathrow Airport to Cancún on Monday, Thursday and Saturday. Airlines offering direct flights are: Virgin Atlantic, Air France and KLM.
There is 1 airport near Cancún: Cancun (CUN)
Search flight deals

  • How far is London Heathrow to Cancun by plane?

    The distance between London Heathrow and Cancun is about 4929.2 mi. Flights usually cover this in 13h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from London Heathrow Airport to Cancun Airport?

    Prices for flights from London Heathrow Airport to Cancun Airport refresh daily.

  • How many operators does momondo search for flights from London Heathrow Airport to Cancun Airport?

  • How old do you have to be to fly from London Heathrow Airport to Cancun Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to Cancun Airport.

  • What documentation or ID do you need to fly to Cancun Airport?

    The necessary travel and health documents for your Cancun Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from London Heathrow Airport to Cancún?

  • What is the most popular airline from London Heathrow Airport to Cancún?

Best airlines flying from London Heathrow Airport to Cancún

Compare and see reviews for airlines that fly from London Heathrow Airport to Cancún with momondo
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom £399Free CancellationRating
7.1
1,933 reviews
Search TAP AIR PORTUGAL flights
IcelandairPriceFrom £451Free CancellationRating
7.0
520 reviews
Search Icelandair flights
Air FrancePriceFrom £480Free CancellationRating
7.5
1,465 reviews
Search Air France flights
KLMPriceFrom £485Free CancellationRating
7.8
1,383 reviews
Search KLM flights
Air CanadaPriceFrom £488Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights
Virgin AtlanticPriceFrom £504Free CancellationRating
7.4
655 reviews
Search Virgin Atlantic flights
DeltaPriceFrom £505Free CancellationRating
8.0
7,981 reviews
Search Delta flights
British AirwaysPriceFrom £512Free CancellationRating
6.6
7,222 reviews
Search British Airways flights
FinnairPriceFrom £534Free CancellationRating
7.6
1,316 reviews
Search Finnair flights
American AirlinesPriceFrom £535Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Travelling to a place near Cancún?

Book flights to Cancún if you plan to visit one of these locations
Playa del Carmen
Isla Mujeres
Holbox
Akumal
Puerto Morelos
Puerto Aventuras
Valladolid

Why use momondo?

Why should I use momondo to find a flight deal from London to Cancún?

Finding the right flight to Cancún from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cancún quick and easy, saving you time and money.

Can I find flights from London to Cancún with flexible booking policies on momondo?

Yes. All flights to Cancún from London on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from London to Cancún?

momondo helps you find the best flight between London and Cancún by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from London to Cancún right now. Can momondo alert me if prices change?

Yes. momondo can track prices for London to Cancún flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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