AirHint found the following cheapest return flights from London (LON) to Santiago (SCL) in April 2026 (see full year).

Return flights

23 Apr - 07 May	Wizz Air UK
20 Apr - 24 Apr	Iberia
17 Apr - 21 Apr	Iberia
09 Apr - 14 Apr	Wizz Air UK
25 Apr - 10 May	Wizz Air UK
11 Apr - 24 Apr	Iberia
23 Apr - 10 May	Wizz Air UK
13 Apr - 26 Apr	Iberia
15 Apr - 28 Apr	Vueling Airlines
01 Apr - 15 Apr	Avianca
20 Apr - 29 Apr	Avianca
02 Apr - 16 Apr	Iberia
07 Apr - 25 Apr	Wizz Air UK
23 Apr - 10 May	British Airways	direct
25 Apr - 10 May	British Airways	direct

Also check the deals for one-way flights from London to Santiago 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 Santiago in April from 813€

Return flights