Cheapest return flights from Santiago to London in September from 727€

Best time to book flights for Santiago (SCL) to London (LGW) flights at AirHint

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

Return flights

02 Sep - 18 Sep Copa
10 Sep - 17 Sep Copa
14 Sep - 26 Sep Copa
14 Sep - 22 Sep LATAM Airlines Group
06 Sep - 23 Sep Iberia
21 Sep - 09 Oct Avianca
12 Sep - 11 Oct Avianca
12 Sep - 13 Oct Avianca
01 Sep - 30 Sep Avianca
13 Sep - 19 Sep Iberia
14 Sep - 20 Sep Avianca

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

Skyscanner

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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