Cheapest one-way flights from Washington to San Juan in February from 51€

AirHint found the following cheapest one-way flights from Washington (IAD) to San Juan (SJU) in February 2026 (see full year).

One-Way flights

09 Feb Frontier Airlines direct
21 Feb Frontier Airlines direct
08 Feb Frontier Airlines
08 Feb United direct
27 Feb Frontier Airlines
16 Feb Frontier Airlines direct
25 Feb United direct
27 Feb United direct
14 Feb Frontier Airlines direct
13 Feb Frontier Airlines

Also check the deals for return flights from Washington to San Juan in February.

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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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