Cheapest return EWR–SJU flights, June

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

Return flights

02 Jun - 23 Jun jetBlue direct
06 Jun - 18 Jun United direct
01 Jun - 04 Jun United direct
01 Jun - 05 Jun United direct
02 Jun - 05 Jun United direct
02 Jun - 04 Jun United direct
03 Jun - 04 Jun United direct
01 Jun - 06 Jun United direct
10 Jun - 17 Jun United direct
10 Jun - 18 Jun United direct
01 Jun - 08 Jul United direct
30 Jun - 10 Jul United
28 Jun - 02 Jul United direct
28 Jun - 01 Jul United direct
29 Jun - 04 Jul United direct
29 Jun - 07 Jul Allegiant Air
14 Jun - 14 Jul Frontier Airlines
30 Jun - 03 Jul United
29 Jun - 03 Jul United direct
28 Jun - 03 Jul United direct

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

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