AirHint found the following cheapest return flights from Newark (EWR) to San Juan (SJU) in April 2026 (see full year).

Return flights

14 Apr - 20 Apr	jetBlue	direct
01 Apr - 08 Apr	United	direct
24 Apr - 03 May	United	direct
25 Apr - 01 May	jetBlue	direct
09 Apr - 15 Apr	jetBlue	direct
01 Apr - 05 Apr	jetBlue	direct
01 Apr - 12 Apr	jetBlue	direct
09 Apr - 12 Apr	jetBlue	direct
02 Apr - 12 Apr	American Airlines
05 Apr - 12 Apr	jetBlue	direct
04 Apr - 12 Apr	United
03 Apr - 12 Apr	American Airlines

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

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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Cheapest return flights from Newark to San Juan in April from $285

Return flights