Cheapest return flights from San Juan to Newark in January from $104

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

Return flights

09 Jan - 11 Jan Frontier Airlines direct
09 Jan - 14 Jan Frontier Airlines direct
08 Jan - 12 Jan Frontier Airlines direct
09 Jan - 12 Jan Frontier Airlines direct
09 Jan - 13 Jan Frontier Airlines direct
16 Jan - 21 Jan Frontier Airlines direct
31 Jan - 01 Feb jetBlue direct
11 Jan - 11 Jan Frontier Airlines direct
22 Jan - 28 Jan Spirit Airlines direct
29 Jan - 02 Feb Frontier Airlines direct
22 Jan - 25 Jan jetBlue
15 Jan - 20 Jan jetBlue direct
24 Jan - 05 Feb Spirit Airlines direct
24 Jan - 06 Feb Spirit Airlines direct
24 Jan - 07 Feb Spirit Airlines direct
24 Jan - 11 Feb Spirit Airlines direct
24 Jan - 02 Feb Spirit Airlines direct
24 Jan - 04 Feb Spirit Airlines direct
24 Jan - 08 Feb Spirit Airlines direct
24 Jan - 09 Feb Spirit Airlines direct

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

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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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