Cheapest return flights from Newark to San Juan in January from $173

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

Return flights

24 Jan - 28 Jan jetBlue direct
24 Jan - 27 Jan jetBlue direct
17 Jan - 21 Jan jetBlue direct
21 Jan - 29 Jan jetBlue direct
17 Jan - 22 Jan jetBlue direct
19 Jan - 28 Jan jetBlue direct
24 Jan - 31 Jan jetBlue direct
21 Jan - 28 Jan jetBlue direct
17 Jan - 24 Jan jetBlue direct
07 Jan - 10 Jan Frontier Airlines direct
29 Jan - 02 Feb Frontier Airlines direct
29 Jan - 08 Feb Frontier Airlines direct
22 Jan - 02 Feb Frontier Airlines direct
23 Jan - 02 Feb jetBlue direct
26 Jan - 06 Feb Spirit Airlines
26 Jan - 04 Feb Spirit Airlines
26 Jan - 10 Feb Spirit Airlines
26 Jan - 03 Feb Spirit Airlines
21 Jan - 06 Feb Spirit Airlines
24 Jan - 06 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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