$113 Cheap JetBlue Airways flights Washington (DCA) to San Juan (SJU)

Use the "Price (lowest to highest)" filter on Expedia to find cheap JetBlue Airways return flights from $186 from DCA to SJU. Affordable one-way options from $113 are available too.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

To get cheap flights from DCA to SJU with JetBlue Airways, begin your search about one month before your planned departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another tip? Booking on Sunday can lead to average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

The earliest JetBlue Airways flight from DCA to SJU departs at 8:00AM UTC-5, arriving at 12:40PM UTC-4. If you prefer to set off later in the day, the last JetBlue Airways flight leaves DCA at 8:00AM UTC-5 and touches down at SJU at 12:40PM UTC-4. Flying before noon is often a good option as morning flights are least likely to face cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.