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

Return flights

15 Apr - 25 Apr	Iberia
21 Apr - 05 May	Air Canada
20 Apr - 27 Apr	Air Canada
19 Apr - 29 Apr	Air Canada
22 Apr - 27 Apr	Air Canada
20 Apr - 28 Apr	Iberia
21 Apr - 28 Apr	Iberia
19 Apr - 28 Apr	Iberia
14 Apr - 22 Apr	Iberia
22 Apr - 12 May	Iberia
22 Apr - 06 May	Iberia
27 Apr - 13 May	Iberia
28 Apr - 19 May	Air Canada
22 Apr - 29 Apr	Air Canada
22 Apr - 05 May	Air Canada
21 Apr - 27 Apr	Air Canada
29 Apr - 13 May	Air Canada
29 Apr - 14 May	Air Canada
30 Apr - 13 May	Air Canada
23 Apr - 04 May	Air Canada

Also check the deals for one-way flights from Mexico City to London 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 Mexico City to London in April from 737€

Return flights