AirHint found the following cheapest return flights from London (LHR) to Mexico City (MEX) in April 2026 (see full year).

Return flights

13 Apr - 30 Apr	Avianca
09 Apr - 23 Apr	Avianca
25 Apr - 28 Apr	Avianca
13 Apr - 26 Apr	Avianca
15 Apr - 27 Apr	Avianca
19 Apr - 05 May	Avianca
23 Apr - 02 May	Avianca
29 Apr - 04 May	Avianca
25 Apr - 02 May	Avianca
25 Apr - 09 May	Avianca
28 Apr - 12 May	Avianca
26 Apr - 02 May	Avianca
30 Apr - 11 May	Avianca
30 Apr - 06 May	Avianca
24 Apr - 03 May	Avianca
15 Apr - 23 Apr	Avianca
14 Apr - 26 Apr	Avianca
22 Apr - 29 Apr	Avianca
08 Apr - 20 Apr	Avianca
08 Apr - 29 Apr	Avianca

Also check the deals for one-way flights from London to Mexico City in April.

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 Mexico City in April from 647€

Return flights