Cheapest return flights from Washington to San Juan in January from $305

AirHint found the following cheapest return flights from Washington (DCA) to San Juan (SJU) in January 2026 (see full year).

Return flights

21 Jan - 25 Jan jetBlue
27 Jan - 01 Feb jetBlue
23 Jan - 26 Jan American Airlines
22 Jan - 24 Jan jetBlue
09 Jan - 17 Jan jetBlue
10 Jan - 14 Jan jetBlue
16 Jan - 25 Jan jetBlue
15 Jan - 19 Jan jetBlue
04 Jan - 11 Jan jetBlue
23 Jan - 26 Jan jetBlue direct
15 Jan - 19 Jan jetBlue direct

Also check the deals for one-way flights from Washington to San Juan in January.

Skyscanner

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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