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

Return flights

06 May - 17 May	Ryanair
07 May - 26 May	Ryanair
13 May - 19 May	Ryanair
13 May - 16 Jun	Turkish Airlines
09 May - 18 May	Ryanair
01 May - 24 May	Ryanair
11 May - 14 Jun	Turkish Airlines
03 May - 17 May	Ryanair
18 May - 25 May	Turkish Airlines
05 May - 14 May	Ryanair
03 May - 15 May	Ryanair
04 May - 20 May	Ryanair
23 May - 03 Jun	Ryanair
29 May - 23 Jun	Ryanair
26 May - 23 Jun	Ryanair
25 May - 23 Jun	Ryanair
25 May - 04 Jun	Ryanair
23 May - 23 Jun	Ryanair
29 May - 12 Jun	Turkish Airlines
25 May - 25 Jun	Ryanair

Also check the deals for one-way flights from London to Santiago 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 London to Santiago in May from 835€

Return flights