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

Return flights

25 Apr - 08 May	Sky Airline
07 Apr - 29 Apr	LEVEL
28 Apr - 07 May	Sky Airline
01 Apr - 20 Apr	JetSmart
24 Apr - 10 May	Sky Airline
19 Apr - 04 May	Sky Airline
26 Apr - 09 May	Sky Airline
22 Apr - 09 May	Sky Airline
16 Apr - 23 Apr	Sky Airline
30 Apr - 07 May	Copa
17 Apr - 27 Apr	Copa
30 Apr - 10 May	Sky Airline
13 Apr - 25 Apr	Sky Airline
28 Apr - 15 May	LEVEL
02 Apr - 30 Apr	LATAM Airlines Group
16 Apr - 02 May	Sky Airline

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 $1001

Return flights