Cheapest return flights from Santiago to London in September from $1077

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

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

Return flights

15 Sep - 30 Sep LATAM Airlines Group
14 Sep - 25 Sep LATAM Airlines Group
30 Sep - 14 Oct Iberia
14 Sep - 30 Sep LATAM Airlines Group
16 Sep - 30 Sep LATAM Airlines Group
14 Sep - 25 Sep British Airways direct
02 Sep - 04 Sep Iberia
16 Sep - 02 Oct British Airways direct
05 Sep - 07 Sep Avianca
07 Sep - 24 Sep Air France
13 Sep - 25 Sep LATAM Airlines Group
13 Sep - 27 Sep LATAM Airlines Group

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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