Cheapest return flights from Washington to San Juan in January from 260€

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

Return flights

17 Jan - 20 Jan Delta
20 Jan - 24 Jan Delta
18 Jan - 24 Jan United
23 Jan - 27 Jan United
21 Jan - 25 Jan Southwest Airlines
23 Jan - 01 Feb Southwest Airlines
10 Jan - 13 Jan United
03 Jan - 12 Jan United
07 Jan - 11 Jan United
01 Jan - 01 Jan United

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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