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Cheap flights from London Heathrow Airport to Cancún from £302

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 27/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from London Heathrow Airport to Cancún

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:00 - 18:10
LHR
-
CUN
17h 10m
1 stop
Multiple Airlines Logo
08:00 - 11:50
CUN
-
LHR
22h 50m
1 stop
£467Multiple Airlines
Thu, 26 Feb - Thu, 5 Mar
Multiple Airlines Logo
20:05 - 18:10
LHR
-
CUN
27h 05m
1 stop
Multiple Airlines Logo
08:00 - 11:50
CUN
-
LHR
22h 50m
1 stop
£467Multiple Airlines
Mon, 23 Feb - Mon, 2 Mar
Multiple Airlines Logo
20:05 - 18:10
LHR
-
CUN
27h 05m
1 stop
Multiple Airlines Logo
08:00 - 11:50
CUN
-
LHR
22h 50m
1 stop
£468Multiple Airlines
Mon, 23 Feb - Mon, 2 Mar
British Airways Logo
08:20 - 19:45
LHR
-
CUN
16h 25m
1 stop
British Airways Logo
11:10 - 07:50
CUN
-
LHR
15h 40m
1 stop
£469British Airways
Mon, 9 Mar - Mon, 16 Mar
Multiple Airlines Logo
08:20 - 17:57
LHR
-
CUN
14h 37m
1 stop
Multiple Airlines Logo
17:20 - 12:05
CUN
-
LHR
13h 45m
1 stop
£470Multiple Airlines
Sun, 22 Feb - Wed, 4 Mar
Iberia Logo
16:30 - 11:01
LHR
-
CUN
23h 31m
1 stop
Iberia Logo
16:20 - 12:05
CUN
-
LHR
14h 45m
1 stop
£470Iberia
Mon, 23 Feb - Mon, 9 Mar
Multiple Airlines Logo
06:00 - 18:10
LHR
-
CUN
17h 10m
1 stop
Multiple Airlines Logo
11:05 - 10:00
CUN
-
LHR
16h 55m
1 stop
£471Multiple Airlines
Thu, 19 Mar - Sun, 29 Mar
Multiple Airlines Logo
06:50 - 22:40
LHR
-
CUN
20h 50m
2 stops
Multiple Airlines Logo
18:10 - 11:50
CUN
-
LHR
36h 40m
1 stop
£472Multiple Airlines
Mon, 23 Feb - Wed, 4 Mar
Multiple Airlines Logo
06:00 - 18:10
LHR
-
CUN
17h 10m
1 stop
Multiple Airlines Logo
08:00 - 11:50
CUN
-
LHR
22h 50m
1 stop
£473Multiple Airlines
Thu, 5 Mar - Sun, 8 Mar
Multiple Airlines Logo
06:00 - 18:10
LHR
-
CUN
17h 10m
1 stop
Multiple Airlines Logo
10:45 - 06:30
CUN
-
LHR
14h 45m
1 stop
£473Multiple Airlines
Tue, 10 Mar - Tue, 24 Mar

American Airlines flights from London Heathrow Airport to Cancún

Our best American Airlines deals on London Heathrow Airport to Cancún flight tickets
American Airlines
2 Feb
LHR19:05London Heathrow
21h 45m
1 stop
CUN11:50Cancun
16 Feb
CUN13:10Cancun
14h 25m
1 stop
LHR08:35London Heathrow
£475
American Airlines
2 Feb
LHR08:20London Heathrow
17h 25m
1 stop
CUN20:45Cancun
9 Feb
CUN15:15Cancun
13h 00m
1 stop
LHR09:15London Heathrow
£478
American Airlines
3 Feb
LHR18:00London Heathrow
22h 50m
1 stop
CUN11:50Cancun
17 Feb
CUN13:10Cancun
14h 25m
1 stop
LHR08:35London Heathrow
£481

Air Canada flights from London Heathrow Airport to Cancún

Our best Air Canada deals on London Heathrow Airport to Cancún flight tickets
Air Canada
23 Feb
LHR06:50London Heathrow
20h 50m
2 stops
CUN22:40Cancun
4 Mar
CUN08:00Cancun
22h 50m
1 stop
LHR11:50London Heathrow
£470
Air Canada
19 Feb
LHR06:00London Heathrow
20h 15m
2 stops
CUN21:15Cancun
26 Feb
CUN08:00Cancun
22h 50m
1 stop
LHR11:50London Heathrow
£474
Air Canada
23 Feb
LHR06:50London Heathrow
20h 50m
2 stops
CUN22:40Cancun
2 Mar
CUN08:00Cancun
22h 50m
1 stop
LHR11:50London Heathrow
£475

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 28 January 2026.
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

Thu 26/2

06:00-18:10

1 stop17h 10m

Cancun

Thu 5/3

08:00-11:50

1 stop22h 50m

£467

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 23/2

20:05-18:10

1 stop27h 05m

Cancun

Mon 2/3

08:00-11:50

1 stop22h 50m

£467

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 23/2

20:05-18:10

1 stop27h 05m

Cancun

Mon 2/3

08:00-11:50

1 stop22h 50m

£468

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 9/3

08:20-19:45

1 stop16h 25m

Cancun

Mon 16/3

11:10-07:50

1 stop15h 40m

£469

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Sun 22/2

08:20-17:57

1 stop14h 37m

Cancun

Wed 4/3

17:20-12:05

1 stop13h 45m

£470

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 23/2

16:30-11:01

1 stop23h 31m

Cancun

Mon 9/3

16:20-12:05

1 stop14h 45m

£470

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Thu 19/3

06:00-18:10

1 stop17h 10m

Cancun

Sun 29/3

11:05-10:00

1 stop16h 55m

£471

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Mon 23/2

06:50-22:40

2 stops20h 50m

Cancun

Wed 4/3

18:10-11:50

1 stop36h 40m

£472

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Thu 5/3

06:00-18:10

1 stop17h 10m

Cancun

Sun 8/3

08:00-11:50

1 stop22h 50m

£472

LondonCancún

LHR - CUN

LHRCUN

London Heathrow

Tue 10/3

06:00-18:10

1 stop17h 10m

Cancun

Tue 24/3

10:45-06:30

1 stop14h 45m

£473

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 March. Flight prices, which tend to average around £515, are often lower during this time because this is during the off-season. If you don’t want to visit Cancún in March, then you should wait until September to fly from London Heathrow Airport, when ticket prices are also cheap, with an average price of £521.

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 Tuesday. Travellers who choose to depart for Cancún on a Tuesday will often find tickets for as low as £523. Flights from London Heathrow Airport to Cancún on a Saturday will generally be more expensive and average around £653. 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 £542. 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 £652.

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 £630 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 £515 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 January 2026, prices for London Heathrow Airport to Cancún flights are approximately 28% cheaper 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

£484

Fastest flight time

10h 55m

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 £484. The best return flight deal from London Heathrow Airport to Cancún found on momondo in the last 72 hours is £535.
The fastest flight from London Heathrow Airport to Cancún takes 10h 55m
Direct flights go from London Heathrow Airport to Cancún on Monday, Thursday and Saturday. Airline offering direct flights is Virgin Atlantic..
There is 1 airport in Cancún. From London Heathrow Airport there are direct flights to 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 10h 55m, 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
Aer LingusPriceFrom £436Free CancellationRating
7.2
1,442 reviews
Search Aer Lingus flights
Virgin AtlanticPriceFrom £449Free CancellationRating
7.5
678 reviews
Search Virgin Atlantic flights
Air CanadaPriceFrom £451Free CancellationRating
7.1
10,666 reviews
Search Air Canada flights
British AirwaysPriceFrom £461Free CancellationRating
6.7
7,705 reviews
Search British Airways flights
KLMPriceFrom £467Free CancellationRating
7.7
1,443 reviews
Search KLM flights
American AirlinesPriceFrom £485Free CancellationRating
7.2
11,201 reviews
Search American Airlines flights
Air FrancePriceFrom £487Free CancellationRating
7.4
1,528 reviews
Search Air France flights
FinnairPriceFrom £501Free CancellationRating
7.6
1,356 reviews
Search Finnair flights
LufthansaPriceFrom £514Free CancellationRating
6.8
7,749 reviews
Search Lufthansa flights
United AirlinesPriceFrom £515Free CancellationRating
7.4
9,213 reviews
Search United Airlines flights

  • Virgin Atlantic Flights From London Heathrow Airport to Cancún

    Virgin Atlantic is one of the most popular airlines flying from London Heathrow Airport to Cancún, operating 3 flights/week on average for this route. A good Virgin Atlantic flight deal for London Heathrow Airport to Cancún starts from £449 round-trip, up to an average price of £572. Our users have rated Virgin Atlantic at 7.5/10.

Travelling to a place near Cancún?

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