Cheapest return flights from Santiago to Newark in December from $318

AirHint found the following cheapest return flights from Santiago (STI) to Newark (EWR) in December 2025 (see full year).

Return flights

31 Dec - 13 Jan Spirit Airlines
31 Dec - 14 Jan Spirit Airlines
31 Dec - 12 Jan Spirit Airlines
31 Dec - 19 Jan Spirit Airlines
29 Dec - 13 Jan Spirit Airlines
29 Dec - 14 Jan Spirit Airlines
31 Dec - 18 Jan Spirit Airlines
31 Dec - 06 Jan Spirit Airlines
31 Dec - 17 Jan Spirit Airlines
31 Dec - 05 Jan Spirit Airlines
26 Dec - 31 Dec Spirit Airlines
25 Dec - 31 Dec jetBlue
26 Dec - 30 Dec Spirit Airlines
28 Dec - 31 Dec jetBlue direct
25 Dec - 31 Dec jetBlue direct
27 Dec - 29 Dec Spirit Airlines
26 Dec - 29 Dec Spirit Airlines
29 Dec - 29 Dec Spirit Airlines
29 Dec - 30 Dec Spirit Airlines
26 Dec - 31 Dec United direct

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

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