Cheapest return flights from Wilmington to San Juan in March from $291

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

Return flights

30 Mar - 04 Apr Breeze Airways
05 Mar - 08 Mar Avelo Airlines
29 Mar - 04 Apr Avelo Airlines
07 Mar - 13 Mar American Airlines
27 Mar - 05 Apr Breeze Airways
18 Mar - 22 Mar American Airlines
06 Mar - 13 Mar American Airlines
29 Mar - 29 Mar American Airlines

Also check the deals for one-way flights from Wilmington 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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