Cheapest return flights from Atlanta to Santiago in December from 504€

AirHint found the following cheapest return flights from Atlanta (ATL) to Santiago (SCL) in December 2025 (see full year).

Return flights

05 Dec - 12 Dec Frontier Airlines
10 Dec - 16 Dec Spirit Airlines
10 Dec - 20 Dec Spirit Airlines
14 Dec - 23 Dec Spirit Airlines
05 Dec - 08 Dec Frontier Airlines
12 Dec - 20 Dec Frontier Airlines
02 Dec - 08 Dec Frontier Airlines
15 Dec - 22 Dec Spirit Airlines
24 Dec - 30 Dec Frontier Airlines
17 Dec - 21 Dec Spirit Airlines
29 Dec - 14 Jan Spirit Airlines
25 Dec - 01 Jan Spirit Airlines
22 Dec - 05 Jan Frontier Airlines
16 Dec - 04 Jan Frontier Airlines
20 Dec - 04 Jan Frontier Airlines
18 Dec - 04 Jan Frontier Airlines
19 Dec - 03 Jan Frontier Airlines

Also check the deals for one-way flights from Atlanta to Santiago in December.

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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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