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
Best option
London Heathrow
Cancun
Outbound
20/10/25
1 Stopover (DFW)
AA0051, AA2650
17h 37min
Return
11/11/25
1 Stopover (JFK)
AA1185, AA6933
14h 55min
American Airlines ?
£652
London Heathrow
Cancun
Outbound
09/10/25
1 Stopover (FRA)
LH0921, DE2114
20h 15min
Return
14/10/25
1 Stopover (FRA)
DE2115, LH0914
14h 10min
Lufthansa, Condor
£1,265
London Heathrow
Cancun
Outbound
20/10/25
1 Stopover (PHL)
BA1538, BA5387
27h 30min
Return
11/11/25
1 Stopover (MIA)
BA1836, BA1500
18h 55min
British Airways
£675
London Heathrow
Cancun
Outbound
20/10/25
1 Stopover (PHL)
BA1538, BA5387
27h 30min
Return
11/11/25
1 Stopover (MIA)
BA1836, BA1500
18h 55min
British Airways
£699
London Heathrow
Cancun
Outbound
20/10/25
1 Stopover (DFW)
AA0081, AA1343
23h 25min
Return
11/11/25
1 Stopover (PHL)
AA1971, AA6911
13h 15min
American Airlines ?
£713
London Heathrow
Cancun
Outbound
20/10/25
1 Stopover (PHL)
BA0737, BA1752
27h 30min
Return
11/11/25
1 Stopover (PHL)
BA2175, BA0728
13h 05min
British Airways
£714
London Heathrow
Cancun
Outbound
20/10/25
1 Stopover (ATL)
DL0037, DL0598
27h 30min
Return
11/11/25
1 Stopover (ATL)
DL0641, DL5998
13h 15min
Delta Air Lines
£714
London Heathrow
Cancun
Outbound
20/10/25
1 Stopover (PHL)
BA0067, BA5387
26h 30min
Return
11/11/25
1 Stopover (MIA)
BA1836, BA1500
18h 55min
British Airways ?
£715
London Heathrow
Cancun
Outbound
09/10/25
1 Stopover (AUS)
AA7009, AA2179
24h 50min
Return
14/10/25
1 Stopover (MIA)
AA1469, AA6957
14h 20min
American Airlines ?
£726
London Heathrow
Cancun
Outbound
25/08/25
1 Stopover (CDG)
AF1681, AF0650
15h 15min
Return
30/08/25
1 Stopover (MSP)
KL5487, KL6112
17h 00min
Air France ?
£727
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 651,59 £
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