Cheapest return flights from London to Santiago in September from $1166

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

Return flights

14 Sep - 22 Sep Iberia
14 Sep - 30 Sep Iberia
02 Sep - 09 Sep British Airways
17 Sep - 04 Oct Iberia
10 Sep - 30 Sep Iberia
14 Sep - 26 Sep ITA Airways
10 Sep - 01 Oct Iberia
16 Sep - 29 Sep Iberia
07 Sep - 15 Sep Iberia
11 Sep - 25 Sep Iberia
10 Sep - 16 Sep Iberia
10 Sep - 17 Sep Iberia
25 Sep - 04 Oct Iberia
12 Sep - 02 Oct KLM
25 Sep - 10 Oct ITA Airways

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

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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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