Cheapest return flights from Newark to San Juan in April from $198

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

Return flights

05 Apr - 08 Apr Frontier Airlines
12 Apr - 14 Apr Frontier Airlines direct
08 Apr - 13 Apr Frontier Airlines
07 Apr - 10 Apr Spirit Airlines direct
11 Apr - 18 Apr Frontier Airlines
13 Apr - 18 Apr Spirit Airlines direct
09 Apr - 13 Apr Frontier Airlines direct
14 Apr - 18 Apr United direct
15 Apr - 22 Apr jetBlue direct
21 Apr - 24 Apr jetBlue direct
27 Apr - 04 May United direct
29 Apr - 09 May Spirit Airlines
29 Apr - 16 May Spirit Airlines
29 Apr - 13 May Spirit Airlines
29 Apr - 12 May Spirit Airlines
29 Apr - 19 May Spirit Airlines
21 Apr - 09 May Spirit Airlines
28 Apr - 09 May Spirit Airlines
28 Apr - 16 May Spirit Airlines
25 Apr - 09 May Spirit Airlines

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

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