AirHint found the following cheapest return flights from Santiago (SCL) to Miami (MIA) in August 2025 (see full year).

Return flights

29 Aug - 04 Sep	Avianca
31 Aug - 06 Sep	Avianca
31 Aug - 07 Sep	Avianca
29 Aug - 06 Sep	Avianca
29 Aug - 07 Sep	Avianca
30 Aug - 07 Sep	Avianca
28 Aug - 05 Sep	Avianca
29 Aug - 05 Sep	Avianca
25 Aug - 03 Sep	Avianca
26 Aug - 14 Sep	Avianca
22 Aug - 31 Aug	Sky Airline
21 Aug - 30 Aug	Copa
23 Aug - 30 Aug	Copa
22 Aug - 29 Aug	Copa
21 Aug - 25 Aug	Copa
22 Aug - 30 Aug	Sky Airline
23 Aug - 29 Aug	Copa
24 Aug - 27 Aug	Copa
21 Aug - 28 Aug	Copa
25 Aug - 27 Aug	Copa

Also check the deals for one-way flights from Santiago to Miami in August.

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 Miami in August from 354€

Return flights