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

Return flights

01 Sep - 30 Sep	Wizz Air UK
26 Sep - 11 Oct	Wizz Air UK
18 Sep - 04 Oct	Wizz Air Malta
01 Sep - 24 Sep	easyJet
14 Sep - 28 Sep	Wizz Air UK
26 Sep - 06 Oct	Wizz Air UK
26 Sep - 09 Oct	Wizz Air UK
11 Sep - 26 Sep	easyJet
03 Sep - 26 Sep	easyJet
12 Sep - 20 Sep	Wizz Air UK
30 Sep - 21 Oct	easyJet
10 Sep - 22 Sep	easyJet
26 Sep - 10 Oct	Wizz Air UK
19 Sep - 04 Oct	Wizz Air UK
18 Sep - 03 Oct	Wizz Air UK
17 Sep - 24 Sep	Wizz Air UK
13 Sep - 20 Sep	easyJet
17 Sep - 03 Oct	easyJet
07 Sep - 14 Sep	Wizz Air UK
01 Sep - 31 Oct	easyJet

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

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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Cheapest return flights from London to Santiago in September from $1197

Return flights