Cheapest one-way flights from Trenton to San Juan in March from $84

AirHint found the following cheapest one-way flights from Trenton (TTN) to San Juan (SJU) in March 2026 (see full year).

One-Way flights

01 Mar Frontier Airlines
04 Mar Frontier Airlines
12 Mar Frontier Airlines
05 Mar Frontier Airlines
21 Mar Frontier Airlines
03 Mar Frontier Airlines
02 Mar Frontier Airlines
09 Mar Frontier Airlines
20 Mar Frontier Airlines
13 Mar Frontier Airlines

Also check the deals for return flights from Trenton to San Juan in March.

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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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