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

Return flights

04 Mar - 20 Mar	British Airways
11 Mar - 20 Mar	British Airways
12 Mar - 15 Mar	British Airways
07 Mar - 16 Mar	ITA Airways
04 Mar - 13 Mar	Iberia
02 Mar - 16 Mar	Iberia
02 Mar - 09 Mar	Iberia
06 Mar - 23 Mar	British Airways
05 Mar - 10 Mar	British Airways
19 Mar - 11 Apr	Delta
19 Mar - 07 Apr	Delta
18 Mar - 11 Apr	Delta
18 Mar - 14 Apr	Delta
19 Mar - 04 Apr	Delta
18 Mar - 04 Apr	Delta
08 Mar - 27 Mar	British Airways
19 Mar - 08 Apr	KLM
29 Mar - 12 Apr	ITA Airways
17 Mar - 03 Apr	KLM
02 Mar - 07 Apr	KLM

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

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 March from $1168

Return flights