Cheapest return LCY–CUN flights, September

AirHint found the following cheapest return flights from London (LCY) to Cancun (CUN) in September 2026 (see full year).

Return flights

19 Sep - 10 Oct SWISS
26 Sep - 03 Oct SWISS
12 Sep - 26 Sep SWISS
05 Sep - 19 Sep SWISS
03 Sep - 10 Sep KLM
03 Sep - 24 Sep KLM
01 Sep - 01 Oct Virgin Atlantic
20 Sep - 04 Oct Iberia
27 Sep - 06 Oct Lufthansa
20 Sep - 28 Sep Iberia
01 Sep - 08 Sep KLM
25 Sep - 09 Oct Air Dolomiti
03 Sep - 17 Sep Delta
18 Sep - 09 Oct Air Dolomiti
10 Sep - 18 Sep Air Dolomiti
27 Sep - 12 Oct British Airways
03 Sep - 14 Sep KLM
07 Sep - 15 Sep KLM
29 Sep - 08 Oct Delta
29 Sep - 10 Oct Lufthansa

Also check the deals for one-way flights from London to Cancun in September.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Cancun

Cheap car rent in Cancun

Feel free to contact us with any feedback or request another flight research.