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

Return flights

14 Apr - 27 Apr	Air Canada
13 Apr - 25 Apr	Air Canada
21 Apr - 05 May	Air Canada
22 Apr - 05 May	Air Canada
27 Apr - 09 May	Air Canada
29 Apr - 16 May	Air Canada
11 Apr - 25 Apr	Air Canada
22 Apr - 29 Apr	Aer Lingus
27 Apr - 14 May	Air Canada
20 Apr - 04 May	Air Canada
30 Apr - 14 May	Air Canada
13 Apr - 28 Apr	Air Canada
06 Apr - 20 Apr	Air Canada
09 Apr - 23 Apr	Air Canada
01 Apr - 08 Apr	Scandinavian Airlines
03 Apr - 13 Apr	Iberia
08 Apr - 22 Apr	Aer Lingus
20 Apr - 04 May	British Airways	direct
30 Apr - 14 May	British Airways	direct
27 Apr - 14 May	British Airways	direct

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 $782

Return flights