Cheapest return flights from Newark to San Juan in January from 144€

AirHint found the following cheapest return flights from Newark (EWR) to San Juan (SJU) in January 2026 (see full year).

Return flights

08 Jan - 15 Jan jetBlue direct
11 Jan - 16 Jan United direct
17 Jan - 23 Jan United direct
21 Jan - 26 Jan United direct
12 Jan - 26 Jan Spirit Airlines
12 Jan - 24 Jan Spirit Airlines
17 Jan - 24 Jan Spirit Airlines
21 Jan - 24 Jan Spirit Airlines
17 Jan - 26 Jan Spirit Airlines
21 Jan - 07 Feb Spirit Airlines
30 Jan - 07 Feb Spirit Airlines
17 Jan - 07 Feb Spirit Airlines
23 Jan - 26 Jan United direct
21 Jan - 04 Feb Spirit Airlines
30 Jan - 04 Feb Spirit Airlines
30 Jan - 19 Feb Spirit Airlines
17 Jan - 04 Feb Spirit Airlines
30 Jan - 18 Feb Spirit Airlines
29 Jan - 02 Feb United direct
14 Jan - 04 Feb Spirit Airlines

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

Skyscanner

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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