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

Return flights

15 Jul - 21 Aug	LATAM Airlines Group
25 Jul - 15 Aug	LATAM Airlines Group
15 Jul - 09 Aug	Avianca
05 Jul - 15 Aug	LATAM Airlines Group
06 Jul - 09 Jul	Avianca
28 Jul - 14 Aug	LATAM Airlines Group
11 Jul - 13 Aug	Air France
22 Jul - 16 Aug	LATAM Airlines Group
04 Jul - 15 Jul	KLM
09 Jul - 24 Jul	Avianca
04 Jul - 11 Jul	KLM
15 Jul - 29 Jul	Avianca
08 Jul - 24 Jul	Avianca
06 Jul - 13 Jul	Air France
07 Jul - 22 Jul	Avianca
14 Jul - 23 Jul	Avianca
08 Jul - 28 Jul	Avianca
29 Jul - 09 Aug	Iberia
29 Jul - 11 Aug	Copa
31 Jul - 11 Aug	LATAM Airlines Group

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

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 Santiago to London in July from 788€

Return flights