Flights from London Heathrow to Cancun

Our cheapest offers for flights from London Heathrow to Cancun

Here you can compare cheap flights from London Heathrow (LHR) to Cancun (CUN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Cancun. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
London Heathrow
Cancun
Outbound
31/01/26
2 Stopovers (YUL, YVR)
AC0865, AC0311, AC1316
22h 35min
Return
03/02/26
1 Stopover (YUL)
AC1883, AC0864
15h 10min
Air Canada
£536
Best option
London Heathrow
Cancun
Outbound
31/01/26
1 Stopover (YYZ)
AC0855, AC0928
15h 05min
Return
03/02/26
1 Stopover (YYZ)
AC0927, AC0858
18h 30min
Air Canada
£538
London Heathrow
Cancun
Outbound
20/03/26
1 Stopover (JFK)
AY5513, B60151
22h 51min
Return
17/04/26
1 Stopover (DFW)
AY3726, AY3740
14h 05min
Finnair, JetBlue Airways
£2,238
London Heathrow
Cancun
Outbound
31/01/26
1 Stopover (YUL)
AC0865, AC1884
14h 15min
Return
03/02/26
1 Stopover (YUL)
AC0923, AC0864
35h 10min
Air Canada
£603
London Heathrow
Cancun
Outbound
31/01/26
1 Stopover (YUL)
AC0865, AC1884
14h 15min
Return
03/02/26
2 Stopovers (YVR, YYC)
AC1315, AC0212, AC0850
21h 10min
Air Canada ?
£609
London Heathrow
Cancun
Outbound
15/05/26
1 Stopover (MAD)
BA0456, 2W2501
17h 30min
Return
23/05/26
1 Stopover (MAD)
2W2502, BA7068
15h 35min
British Airways, World2Fly
£617
London Heathrow
Cancun
Outbound
31/01/26
1 Stopover (YUL)
AC0865, AC1884
14h 15min
Return
03/02/26
1 Stopover (YYZ)
AC1371, AC0854
30h 05min
Air Canada ?
£629
London Heathrow
Cancun
Outbound
31/01/26
1 Stopover (YUL)
AC0865, AC1884
14h 15min
Return
03/02/26
1 Stopover (YYZ)
AC1371, AC0854
30h 05min
Air Canada ?
£630
London Heathrow
Cancun
Outbound
31/01/26
1 Stopover (YUL)
AC0865, AC1884
14h 15min
Return
03/02/26
1 Stopover (YUL)
AC1883, AC0864
15h 10min
Air Canada
£634
London Heathrow
Cancun
Outbound
31/01/26
1 Stopover (LIS)
TP1363, TP0277
17h 40min
Return
03/02/26
1 Stopover (LIS)
TP0278, TP1366
21h 30min
TAP Air Portugal
£636
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from London Heathrow to Cancun

Favourite airline: Air Canada
Flight tickets on the route London Heathrow – Cancun are most frequently booked with Air Canada.
Air Canada
19 %
United Airlines
16 %
Aeroméxico
14 %
Favourite connection: via Mexico City
21 % of tickets booked on this route are for flights via Mexico City.
Route
bookings
1 stopover Mexico City-Juarez International
16h 52min, from £ 654
21 %
1 stopover Toronto Pearson
21h 15min, from £ 645
19 %
1 stopover Istanbul
42h 35min, from £ 913
17 %

Important flight information

Flight information: London Heathrow - Cancun

Outbound and return from £ 535,97
Distance 7960 km
Departure airport Airport London Heathrow (LHR)
Arrival airport Airport Cancun (CUN)
Destination country Flights to Mexico
Alternative routes to Mexico
Alternative flights to Cancun
Flight destinations with a similar price