Cheapest return flights from Newark to San Juan in June from $212

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

Return flights

01 Jun - 05 Jun Frontier Airlines
09 Jun - 17 Jun Frontier Airlines
05 Jun - 09 Jun Frontier Airlines
04 Jun - 09 Jun Frontier Airlines
09 Jun - 17 Jun jetBlue direct
10 Jun - 18 Jun jetBlue direct
02 Jun - 05 Jun Spirit Airlines
10 Jun - 14 Jun jetBlue direct
01 Jun - 05 Jun United direct
03 Jun - 08 Jun Frontier Airlines
30 Jun - 10 Jul jetBlue direct
16 Jun - 01 Jul Spirit Airlines
30 Jun - 09 Jul United direct
16 Jun - 01 Jul Spirit Airlines direct
27 Jun - 03 Jul United
28 Jun - 03 Jul United direct
22 Jun - 08 Jul Spirit Airlines
22 Jun - 08 Jul Spirit Airlines direct
22 Jun - 01 Jul Spirit Airlines direct
29 Jun - 02 Jul United direct

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

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