Cheapest return flights from Newark to San Juan in October from $215

Best time to book flights for Newark (EWR) to San Juan (SJU) flights at AirHint

AirHint found the following cheapest return flights from Newark (EWR) to San Juan (SJU) in October 2025 (see full year).

Return flights

28 Oct - 04 Nov Delta
18 Oct - 27 Oct jetBlue direct
20 Oct - 27 Oct jetBlue direct
20 Oct - 30 Oct jetBlue direct
28 Oct - 04 Nov jetBlue direct
01 Oct - 08 Oct jetBlue
01 Oct - 08 Oct United direct
19 Oct - 31 Oct United direct
23 Oct - 27 Oct Spirit Airlines
02 Oct - 05 Oct United direct
23 Oct - 26 Oct Spirit Airlines
17 Oct - 21 Oct Spirit Airlines
19 Oct - 09 Nov jetBlue
19 Oct - 09 Nov jetBlue direct

Also check the deals for one-way flights from Newark to San Juan in October.

Skyscanner

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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