Cheapest return flights from Santiago to London in April from 746€

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

Return flights

21 Apr - 25 Apr Avianca
20 Apr - 24 Apr Avianca
28 Apr - 02 May Avianca
30 Apr - 04 May Avianca
24 Apr - 02 May Avianca
29 Apr - 21 May Avianca
19 Apr - 24 Apr Avianca
05 Apr - 18 Apr Avianca
05 Apr - 26 Apr Avianca
05 Apr - 18 Apr British Airways direct
04 Apr - 18 Apr Avianca
21 Apr - 25 Apr British Airways direct
28 Apr - 02 May British Airways direct

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

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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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