Roundtrip Flights: Newark, NJ (EWR) to/from San Juan, Puerto Rico (SJU) $155 (Travel Sept to Dec, 2025)

Roundtrip Flights: Newark, NJ (EWR) to/from San Juan, Puerto Rico (SJU) $155 (Travel Sept to Dec, 2025). Delta Air Lines and Expedia have round trip airfares travelling to and from New Jersey (EWR) and San Juan Puerto Rico (SJU) for $155, making 1 stop both ways. These are basic economy fares. You may have a personal item and a carry-on bag. There is no seat selection and no change. Travel Availability: Departs EWR: Sept 5, 9, 22-24, 27, 30; Oct 1, 7, 14, 21-22, 27-29, 31; Nov 4, 10-11, 17-20; No Dec Departs SJU: Sept 11-12, 20; Oct 1-2, 4, 7-8, 11, 15, 18, 21-22, 30; Nov 1, 4, 6-7, 11-12, 18-19; Dec 9-10; 16-17