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

Return flights

11 Mar - 22 Mar	Ryanair
12 Mar - 19 Mar	Ryanair
04 Mar - 19 Mar	Ryanair
04 Mar - 09 Mar	Ryanair
11 Mar - 25 Mar	Ryanair
12 Mar - 18 Mar	Ryanair
04 Mar - 12 Mar	Ryanair
11 Mar - 17 Mar	Ryanair
12 Mar - 17 Mar	Ryanair
02 Mar - 09 Mar	Ryanair
18 Mar - 12 Apr	Ryanair
12 Mar - 01 Apr	Ryanair
30 Mar - 27 Apr	easyJet
16 Mar - 10 Apr	Ryanair
20 Mar - 13 Apr	Ryanair
23 Mar - 14 Apr	Ryanair
19 Mar - 12 Apr	Ryanair
19 Mar - 13 Apr	Ryanair
23 Mar - 15 Apr	Ryanair
17 Mar - 09 Apr	Ryanair

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

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.

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Cheapest return flights from London to Cancun in March from 609€

Return flights