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

Return flights

06 May - 02 Jun	Sky Airline
08 May - 15 May	Air France
16 May - 30 May	Air France
12 May - 21 May	LATAM Airlines Group
01 May - 10 May	Arajet
19 May - 11 Jun	Sky Airline
01 May - 09 May	Arajet
19 May - 08 Jun	LEVEL
02 May - 16 May	Sky Airline
19 May - 30 May	Sky Airline
17 May - 19 Jun	Air France
19 May - 06 Jun	Sky Airline
01 May - 31 May	Arajet
20 May - 31 May	Air France
01 May - 08 Jun	Arajet
22 May - 11 Jun	LATAM Airlines Group
14 May - 23 May	Air France
21 May - 07 Jun	LATAM Airlines Group
17 May - 25 Jun	Air France
30 May - 14 Jun	JetSmart

Also check the deals for one-way flights from Santiago to London in May.

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 May from $1019

Return flights