Cheapest return flights from San Juan to Newark in December from 164€

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

Return flights

05 Dec - 10 Dec Frontier Airlines direct
22 Dec - 02 Jan Frontier Airlines direct
05 Dec - 08 Dec United direct
04 Dec - 08 Dec United direct
10 Dec - 13 Dec Spirit Airlines
22 Dec - 13 Jan United
09 Dec - 13 Dec Spirit Airlines
10 Dec - 31 Dec Spirit Airlines
13 Dec - 17 Dec Frontier Airlines
10 Dec - 11 Dec Spirit Airlines
12 Dec - 15 Dec Frontier Airlines
12 Dec - 14 Dec Frontier Airlines
13 Dec - 03 Jan Spirit Airlines
13 Dec - 02 Jan Spirit Airlines
13 Dec - 01 Jan Spirit Airlines
23 Dec - 05 Jan jetBlue direct
25 Dec - 01 Jan Frontier Airlines
23 Dec - 03 Jan Spirit Airlines direct
23 Dec - 06 Jan Spirit Airlines direct
23 Dec - 07 Jan Spirit Airlines direct

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

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