Cheap flights from Boston Logan to Juan Santamaría from $249
Updated 2026-07-26
2375 miles great-circle distance, typically flown in 5h 11m with 7 airlines operating direct service from Boston Logan (BOS) to Juan Santamaría (SJO). Fares on this corridor stay relatively stable across the year — booking 4–8 weeks ahead and choosing a midweek departure typically secures the best price.
Flying from Boston Logan
Boston Logan International sits across the harbour from downtown — one of the most central airport locations in the country, just 3 miles from the Financial District. The Silver Line SL1 bus runs free for arriving passengers from each terminal directly to South Station in around 15 minutes; the MBTA Blue Line via the airport shuttle reaches downtown Boston in 25 minutes. JetBlue has its largest base here; Delta and AA add significant capacity, and transatlantic service from Aer Lingus, BA, Virgin and Lufthansa is dense.
Arriving in San José
Juan Santamaría International serves San José, Costa Rica's capital, 17 km west of the centre. Tuasa bus runs to downtown San José for 690 CRC; taxis cost $25–$30. Fares from US Pacific and Texas hubs peak December–April (US winter demand) with cheaper rates in the May–November green season. SJO is the gateway for Manuel Antonio, Arenal and the Pacific coast resorts; LIR (Liberia) is closer to Guanacaste's Pacific beaches.
Who flies BOS to SJO?
| Airline | IATA | Flight time | Cabin |
| JetBlue Airways | B6 | 5h 11m | Economy |
| Delta Air Lines | DL | 5h 11m | Economy |
| American Airlines | AA | 5h 11m | Economy |
| United Airlines | UA | 5h 11m | Economy |
| Southwest Airlines | WN | 5h 11m | Economy |
| Spirit Airlines | NK | 5h 11m | Economy |
| Alaska Airlines | AS | 5h 11m | Economy |
7 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
Boston to San José FAQs
Direct flights from Boston Logan (BOS) to Juan Santamaría (SJO) take approximately 5h 11m for the 2375-mile journey, plus 30–60 minutes of taxi, climb and descent. Total airport-to-airport time depends on cruise winds and air-traffic queueing on approach.
7 carriers operate direct service from Boston Logan (BOS) to Juan Santamaría (SJO): JetBlue Airways, Delta Air Lines, American Airlines, United Airlines, Southwest Airlines and 2 more. Frequencies vary by season and carrier — JetBlue Airways typically operates the highest weekly count on this corridor.
Visa-free for US passport holders up to 90 days. Always check travel.state.gov for the latest entry requirements before booking.
Juan Santamaría (SJO) is the primary international airport for San José. Allow 30–60 minutes for the ground transfer by train, express bus, taxi or rideshare depending on traffic and time of day. See the airport's official website for current train and shuttle timetables.