Cheapest return flights from Trenton to San Juan in June from $270

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

06 Jun - 16 Jun Frontier Airlines
07 Jun - 20 Jun Frontier Airlines
06 Jun - 08 Jun Frontier Airlines
13 Jun - 20 Jun Frontier Airlines
11 Jun - 20 Jun Frontier Airlines
17 Jun - 24 Jun Frontier Airlines
14 Jun - 18 Jun Frontier Airlines
10 Jun - 16 Jun Frontier Airlines
06 Jun - 09 Jun Frontier Airlines
14 Jun - 17 Jun Frontier Airlines
23 Jun - 10 Jul Frontier Airlines
28 Jun - 02 Jul Frontier Airlines
26 Jun - 20 Jul Frontier Airlines
21 Jun - 24 Jul Frontier Airlines
26 Jun - 08 Jul Frontier Airlines
28 Jun - 06 Jul Frontier Airlines
22 Jun - 06 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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