Cheapest return flights from San Juan to Newark in September from $277

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

Return flights

01 Sep - 05 Sep Spirit Airlines
11 Sep - 15 Sep jetBlue direct
07 Sep - 11 Sep jetBlue

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

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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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