Cheapest return flights from London to Santiago in September from 761€

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

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

Return flights

18 Sep - 23 Sep Turkish Airlines
11 Sep - 30 Sep Turkish Airlines
14 Sep - 28 Sep Turkish Airlines
12 Sep - 26 Sep Turkish Airlines
11 Sep - 28 Sep Turkish Airlines
14 Sep - 05 Oct Turkish Airlines
13 Sep - 28 Sep Turkish Airlines
11 Sep - 16 Sep Turkish Airlines
30 Sep - 21 Oct Turkish Airlines
05 Sep - 26 Sep Turkish Airlines
06 Sep - 13 Sep American Airlines
10 Sep - 15 Sep Vueling Airlines

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

Book a cheap hotel in Santiago

Cheap car rent in Santiago