Cheapest return flights from London to Santiago in September from 978€

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

Return flights

01 Sep - 29 Sep Iberia
28 Sep - 14 Oct Iberia
15 Sep - 06 Oct Iberia
03 Sep - 06 Sep British Airways
10 Sep - 21 Sep Iberia
03 Sep - 13 Sep Delta
23 Sep - 30 Sep Iberia
16 Sep - 24 Sep British Airways
17 Sep - 25 Sep Iberia
16 Sep - 22 Sep Iberia
10 Sep - 25 Sep Iberia
10 Sep - 23 Sep Iberia
25 Sep - 02 Oct Iberia
15 Sep - 09 Oct KLM
25 Sep - 04 Oct Iberia
26 Sep - 04 Oct KLM

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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