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

Return flights

20 Apr - 26 Apr	Aeromexico	direct
14 Apr - 25 Apr	Avianca
09 Apr - 23 Apr	Iberia
03 Apr - 21 Apr	WestJet
24 Apr - 09 May	Iberia
17 Apr - 26 Apr	Iberia
18 Apr - 09 May	Avianca
10 Apr - 24 Apr	Iberia
10 Apr - 25 Apr	Iberia
11 Apr - 25 Apr	Iberia
20 Apr - 06 May	Aeromexico
20 Apr - 03 May	Aeromexico
15 Apr - 27 Apr	Aeromexico
15 Apr - 26 Apr	Aeromexico
27 Apr - 10 May	Aeromexico
25 Apr - 09 May	Iberia
24 Apr - 03 May	Air Canada
27 Apr - 09 May	Air Canada
18 Apr - 03 May	Air Canada
25 Apr - 03 May	Air Canada

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 $788

Return flights