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

Return flights

03 Dec - 24 Dec	Turkish Airlines
01 Dec - 10 Dec	Turkish Airlines
01 Dec - 22 Dec	Turkish Airlines
02 Dec - 11 Dec	Turkish Airlines
30 Dec - 15 Jan	Turkish Airlines
04 Dec - 16 Dec	Turkish Airlines
28 Dec - 13 Jan	Turkish Airlines
28 Dec - 14 Jan	Turkish Airlines
10 Dec - 17 Dec	Turkish Airlines
28 Dec - 15 Jan	Turkish Airlines
26 Dec - 17 Jan	Turkish Airlines
10 Dec - 16 Jan	Turkish Airlines
11 Dec - 16 Jan	Turkish Airlines
26 Dec - 12 Jan	Turkish Airlines
11 Dec - 27 Dec	Ryanair
16 Dec - 13 Jan	Turkish Airlines
02 Dec - 01 Jan	Turkish Airlines
07 Dec - 28 Dec	Ryanair
10 Dec - 31 Dec	Turkish Airlines
12 Dec - 31 Dec	Ryanair

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

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 December from 900€

Return flights