Cheapest return flights from Trenton to San Juan in June from $308

Best time to book flights for Trenton (TTN) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from Trenton (TTN) to San Juan (SJU) in June 2025 (see full year).

Return flights

02 Jun - 09 Jun Frontier Airlines
01 Jun - 05 Jun Frontier Airlines
07 Jun - 09 Jun Frontier Airlines
06 Jun - 08 Jun Frontier Airlines
04 Jun - 07 Jun Frontier Airlines
01 Jun - 04 Jun Frontier Airlines
04 Jun - 10 Jun Frontier Airlines
05 Jun - 09 Jun Frontier Airlines
04 Jun - 08 Jun Frontier Airlines
03 Jun - 08 Jun Frontier Airlines
06 Jun - 13 Jul Frontier Airlines
21 Jun - 05 Jul Frontier Airlines
28 Jun - 05 Jul Frontier Airlines
23 Jun - 07 Jul Frontier Airlines
25 Jun - 05 Jul Frontier Airlines
27 Jun - 08 Jul Frontier Airlines
30 Jun - 05 Jul Frontier Airlines
29 Jun - 03 Jul Frontier Airlines
27 Jun - 02 Jul Frontier Airlines
30 Jun - 15 Jul Frontier Airlines

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

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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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