Cheap Flights from San Juan to Boston — $137

The route San Juan — Boston is served by several airlines: JetBlue Airways and Frontier Airlines. This gives passengers more freedom in choosing flights. You can consider not only the price but also schedules, baggage policies, and onboard service. Our service compares all offers so you can find tickets from $137 and choose the most convenient option. Thanks to airline competition, you may also find promotional fares or special offers, helping you save even more. Plan your trip in advance and choose the best flights without overpaying.

Luis Muñoz Marín International Airport (SJU) is Puerto Rico’s primary international gateway and typically serves most long‑haul, regional and domestic flights; major carriers and several low‑cost airlines operate here. The airport sits about 8 miles (roughly 20–30 minutes) east of Old San Juan, with taxis, app rides and shared shuttles commonly used—expect fares to vary by service and time of day. Public buses connect to the metro area though can be slower. Strengths include a wide range of dining, car rental and transfer options and frequent flight choices; downsides can be congestion during peak periods and longer lines for security or baggage claim. Overall it’s the convenient hub for most visitors to San Juan.

Boston Logan International Airport (BOS) serves as the region’s primary international and domestic gateway, handling both legacy carriers and many low-cost airlines; it’s typically regarded as a full-service hub rather than a budget-only option. The airport sits about 3–5 miles northeast of downtown Boston (depending on terminal), with travel times usually 15–30 minutes by car outside peak traffic. Public transit options include the MBTA Silver Line and Blue Line connections (roughly 20–35 minutes; fares are modest), plus taxis and rideshares that can vary with surge pricing. Pros: extensive flight choices and good public-transit links. Cons: can be busy at peak times and security/parking can add time and cost.