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Cheap flights from Cancún to London from £263

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Cancún to London departing on 2/10. 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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Cheap return flights

JetBlue Logo
13:55 - 09:30CUN-LHR
14h 35m1 stop
JetBlue Logo
07:25 - 19:05LHR-CUN
16h 40m1 stop
£577JetBlue
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Thu, 12 Feb - Thu, 26 Feb
Air Canada Logo
07:00 - 11:50CUN-LHR
23h 50m1 stop
Air Canada Logo
13:25 - 22:40LHR-CUN
14h 15m1 stop
£578Air Canada
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Wed, 29 Oct - Wed, 5 Nov
Aer Lingus Logo
21:05 - 14:25CUN-LHR
12h 20m1 stop
Aer Lingus Logo
08:50 - 19:20LHR-CUN
15h 30m1 stop
£581Aer Lingus
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Thu, 12 Feb - Thu, 19 Feb
Air Canada Logo
07:00 - 11:50CUN-LHR
23h 50m1 stop
Air Canada Logo
18:00 - 12:55LHR-CUN
23h 55m2 stops
£584Air Canada
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Wed, 29 Oct - Wed, 5 Nov
Air Canada Logo
08:00 - 11:50CUN-LHR
22h 50m1 stop
Air Canada Logo
09:00 - 22:40LHR-CUN
18h 40m2 stops
£595Air Canada
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Tue, 25 Nov - Tue, 9 Dec
JetBlue Logo
13:35 - 09:30CUN-LHR
14h 55m1 stop
JetBlue Logo
08:30 - 18:03LHR-CUN
14h 33m1 stop
£603JetBlue
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Tue, 18 Nov - Sun, 23 Nov
Virgin Atlantic Logo
22:30 - 12:50CUN-LHR
9h 20mdirect
Virgin Atlantic Logo
20:25 - 15:05LHR-CUN
23h 40m1 stop
£627Virgin Atlantic
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Sun, 15 Mar - Mon, 16 Mar
TAP AIR PORTUGAL Logo
20:10 - 21:35CUN-LHR
20h 25m1 stop
TAP AIR PORTUGAL Logo
19:55 - 18:40LHR-CUN
27h 45m1 stop
£628TAP AIR PORTUGAL
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Thu, 30 Oct - Thu, 6 Nov
TAP AIR PORTUGAL Logo
20:10 - 21:35CUN-LHR
20h 25m1 stop
TAP AIR PORTUGAL Logo
06:00 - 18:40LHR-CUN
17h 40m1 stop
£631TAP AIR PORTUGAL
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Tue, 16 Dec - Thu, 1 Jan
Virgin Atlantic Logo
12:25 - 07:50CUN-LHR
14h 25m1 stop
Virgin Atlantic Logo
14:45 - 20:40LHR-CUN
10h 55mdirect
£638Virgin Atlantic
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Thu, 12 Feb - Wed, 25 Feb

Virgin Atlantic flights from Cancún to London Heathrow Airport

Our best Virgin Atlantic deals on Cancún to London Heathrow Airport flight tickets
Virgin Atlantic
15 Mar
CUN22:30Cancun
9h 20m
LHR12:50London Heathrow
16 Mar
LHR20:25London Heathrow
23h 40m
1 stop
CUN15:05Cancun
£627
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Virgin Atlantic
12 Feb
CUN12:25Cancun
14h 25m
1 stop
LHR07:50London Heathrow
25 Feb
LHR14:45London Heathrow
10h 55m
CUN20:40Cancun
£638
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Virgin Atlantic
4 Jan
CUN11:25Cancun
16h 35m
1 stop
LHR09:00London Heathrow
14 Jan
LHR09:00London Heathrow
13h 45m
1 stop
CUN17:45Cancun
£653
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TAP AIR PORTUGAL flights from Cancún to London Heathrow Airport

Our best TAP AIR PORTUGAL deals on Cancún to London Heathrow Airport flight tickets
TAP AIR PORTUGAL
30 Oct
CUN20:10Cancun
20h 25m
1 stop
LHR21:35London Heathrow
6 Nov
LHR19:55London Heathrow
27h 45m
1 stop
CUN18:40Cancun
£628
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TAP AIR PORTUGAL
16 Dec
CUN20:10Cancun
20h 25m
1 stop
LHR21:35London Heathrow
1 Jan
LHR06:00London Heathrow
17h 40m
1 stop
CUN18:40Cancun
£631
Find similar
TAP AIR PORTUGAL
13 Feb
CUN20:10Cancun
16h 20m
1 stop
LHR17:30London Heathrow
27 Feb
LHR08:15London Heathrow
15h 25m
1 stop
CUN18:40Cancun
£632
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momondo Fare Finder

 
Customise your flight search to find flights from Cancún to London Heathrow Airport 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 16 September 2025.
Use the filters below to find and compare flights from Cancún to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Thu 12/2

13:55-09:30

1 stop14h 35m

London Heathrow

Thu 26/2

07:25-19:05

1 stop16h 40m

£577

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Wed 29/10

07:00-11:50

1 stop23h 50m

London Heathrow

Wed 5/11

13:25-22:40

1 stop14h 15m

£578

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Thu 12/2

21:05-14:25

1 stop12h 20m

London Heathrow

Thu 19/2

08:50-19:20

1 stop15h 30m

£581

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Wed 29/10

07:00-11:50

1 stop23h 50m

London Heathrow

Wed 5/11

18:00-12:55

2 stops23h 55m

£584

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Tue 25/11

08:00-11:50

1 stop22h 50m

London Heathrow

Tue 9/12

09:00-22:40

2 stops18h 40m

£595

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Tue 18/11

13:35-09:30

1 stop14h 55m

London Heathrow

Sun 23/11

08:30-18:03

1 stop14h 33m

£603

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Sun 15/3

22:30-12:50

Nonstop9h 20m

London Heathrow

Mon 16/3

20:25-15:05

1 stop23h 40m

£627

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Thu 30/10

20:10-21:35

1 stop20h 25m

London Heathrow

Thu 6/11

19:55-18:40

1 stop27h 45m

£628

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Tue 16/12

20:10-21:35

1 stop20h 25m

London Heathrow

Thu 1/1

06:00-18:40

1 stop17h 40m

£631

CancúnLondon

CUN - LHR

CUNLHR

Cancun

Thu 12/2

12:25-07:50

1 stop14h 25m

London Heathrow

Wed 25/2

14:45-20:40

Nonstop10h 55m

£638

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Cancún to London Heathrow Airport

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 cheapest month to fly to London Heathrow Airport?

In general, March is the cheapest month to fly from Cancún to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £640. The month of January is another great option to travel to London Heathrow Airport, with average flight prices from Cancún averaging around £656.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Cancún is on a Friday. momondo users have found tickets for Friday departures for as low as £629. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Tuesday is £1,170.

What is the cheapest Cancun to London Heathrow flight route?

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

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

There is only 1 cabin class available to choose from on Cancun to London Heathrow 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 Cancún to London Heathrow Airport flights?

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

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

As of September 2025, prices for Cancún to London Heathrow Airport flights are approximately 38% cheaper when compared to flights at the same time last year.

When to book flights from Cancún to London Heathrow Airport

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

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

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

Fastest flight time

9h 20m

Direct flights

Mon, Thu and Sat
The fastest flight from Cancún to London Heathrow Airport takes 9h 20m
Direct flights go from Cancún to London Heathrow Airport on Monday, Thursday and Saturday. Airline offering direct flights is Virgin Atlantic..
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  • How far is Cancun to London Heathrow by plane?

    There are 4929.2 mi between Cancun and London Heathrow. In terms of flight time, this usually takes a little over 9h 20m.

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

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

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

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

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Luton
Milton Keynes
Maidstone
Gatwick
Slough
Northampton
Swindon
Canterbury
Stratford-upon-Avon
Southend-on-Sea
Ipswich
Ilford
Guildford
Swanage
Poole
Colchester
Worthing
Salisbury
Chelmsford

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Cancún to London. momondo saves you time and could save you money on your trip.

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

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

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

momondo helps you find the best flight between Cancún and London 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 Cancún to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Cancún and alert you when they change.

An easier way to manage your London Heathrow Airport trip

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