Cheapest return flights from London to Santiago in December from $1265

AirHint found the following cheapest return flights from London (LCY) to Santiago (SCL) in December 2025 (see full year).

Return flights

03 Dec - 14 Dec ITA Airways
11 Dec - 24 Dec KLM
08 Dec - 30 Dec Delta
05 Dec - 15 Dec ITA Airways
02 Dec - 11 Dec ITA Airways
01 Dec - 07 Dec ITA Airways
06 Dec - 13 Dec ITA Airways
10 Dec - 30 Dec Delta
03 Dec - 17 Dec ITA Airways
07 Dec - 15 Dec ITA Airways
05 Dec - 11 Jan Delta
06 Dec - 25 Jan ITA Airways
31 Dec - 17 Jan Delta
27 Dec - 12 Jan Delta
07 Dec - 18 Jan ITA Airways
31 Dec - 22 Jan KLM
24 Dec - 27 Jan ITA Airways
16 Dec - 08 Jan Lufthansa
09 Dec - 13 Jan Lufthansa
11 Dec - 06 Jan KLM

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

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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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