Cheapest return flights from Trenton (TTN) to San Juan (SJU), October

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
08 Oct 16 Oct Frontier Airlines
08 Oct 11 Nov Frontier Airlines
01 Oct 03 Oct Frontier Airlines
18 Oct 22 Oct Allegiant Air
17 Oct 24 Oct Frontier Airlines
01 Oct 01 Nov Frontier Airlines
29 Oct 02 Nov Frontier Airlines
09 Oct 23 Oct Frontier Airlines
09 Oct 16 Oct Frontier Airlines
23 Oct 26 Oct Frontier Airlines
02 Oct 04 Oct Frontier Airlines
15 Oct 22 Oct Allegiant Air
01 Oct 04 Oct Frontier Airlines
30 Oct 01 Nov Frontier Airlines
30 Oct 07 Nov Frontier Airlines
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deals for one-way flights from Trenton to San Juan in October.

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Updated Sep 10, 2026.

About these fares

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