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

Return flights

30 Apr - 25 May	Ryanair
08 Apr - 22 Apr	Ryanair
13 Apr - 21 Apr	Turkish Airlines
16 Apr - 23 Apr	Turkish Airlines
02 Apr - 16 Apr	Ryanair
25 Apr - 04 May	Turkish Airlines
09 Apr - 25 Apr	Ryanair
24 Apr - 10 May	Turkish Airlines
25 Apr - 10 May	Ryanair
17 Apr - 25 Apr	Ryanair
18 Apr - 26 Apr	Turkish Airlines
07 Apr - 20 Apr	Ryanair
02 Apr - 14 Apr	Ryanair
15 Apr - 29 Apr	Ryanair
26 Apr - 16 May	Ryanair
26 Apr - 03 May	Ryanair

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 880€

Return flights