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

Return flights

09 Apr - 12 Apr	Vueling Airlines
17 Apr - 21 Apr	Aer Lingus
17 Apr - 22 Apr	Aer Lingus
14 Apr - 19 Apr	Vueling Airlines
24 Apr - 27 Apr	Vueling Airlines
17 Apr - 20 Apr	Vueling Airlines
28 Apr - 02 May	Vueling Airlines
18 Apr - 22 Apr	Vueling Airlines
30 Apr - 04 May	Vueling Airlines
20 Apr - 24 Apr	Vueling Airlines
01 Apr - 05 Apr	Aer Lingus
24 Apr - 26 Apr	Vueling Airlines

Also check the deals for one-way flights from Santiago 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 Santiago to London in April from 223€

Return flights