Cheapest return flights from Newark to San Juan in March from $140

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

Return flights

02 Mar - 05 Mar jetBlue direct
01 Mar - 05 Mar jetBlue direct
08 Mar - 11 Mar jetBlue direct
15 Mar - 21 Mar jetBlue direct
03 Mar - 13 Mar jetBlue direct
05 Mar - 10 Mar Frontier Airlines
23 Mar - 27 Mar jetBlue direct
08 Mar - 19 Mar jetBlue direct
23 Mar - 26 Mar jetBlue direct
05 Mar - 09 Mar Frontier Airlines
25 Mar - 07 Apr Spirit Airlines direct
25 Mar - 01 Apr Spirit Airlines direct
25 Mar - 08 Apr Spirit Airlines direct
25 Mar - 09 Apr Spirit Airlines direct
25 Mar - 14 Apr Spirit Airlines direct
23 Mar - 07 Apr Spirit Airlines direct
23 Mar - 01 Apr Spirit Airlines direct
23 Mar - 08 Apr Spirit Airlines direct
23 Mar - 09 Apr Spirit Airlines direct
21 Mar - 07 Apr Spirit Airlines direct

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

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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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