$85 Cheap Spirit Airlines flights San Juan (SJU) to Baltimore (BWI)

Grab affordable round-trip Spirit Airlines flights from $163 from SJU to BWI by filtering your results from "Price (lowest to highest)" on Expedia. Or look for options from $85 for a one-way trip.**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 affordable flights from SJU to BWI with Spirit Airlines, start your search about one month before your intended departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Want another tip? Booking on Sunday offers 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.

Leaving SJU at 4:50PM UTC-4, the first Spirit Airlines flight to BWI arrives at 8:03PM UTC-5. Flying earlier in the day means you'll be less likely to experience cancellations.* Prefer to travel later? The last Spirit Airlines flight from SJU to BWI departs at 6:57PM UTC-4 and touches down at 10:09PM UTC-5.*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.

A rewarding loyalty program and the chance to rack up points through Free Spirit are the start of the reasons to jet off from SJU to BWI with Spirit Airlines. Plus, when you join Expedia's free One Key™ program, you can receive OneKeyCash™* on top of any airline loyalty program earnings. You can put it toward your future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.