Miami International to Luis Muñoz Marín
1045 miles great-circle distance, typically flown in 2h 30m with 4 airlines operating direct service from Miami International (MIA) to Luis Muñoz Marín (SJU). Cheapest fares are usually in Jun (around $105 return), with peak prices in Jun (around $105). Departures on a Tuesday tend to undercut weekend prices on this corridor.
Flying from Miami International
Miami International is American Airlines' largest hub for Latin American flying — over 60% of all US-to-Latin America traffic routes through here. Three terminals N, S and CW are connected by the MIA Mover people mover, with Metrorail Orange Line and Tri-Rail commuter trains both running from the airport to downtown and Fort Lauderdale. International long-haul east-coast schedules favour MIA over JFK; Caribbean and Latin connections are the deepest of any US airport.
Arriving in San Juan
San Juan's Luis Muñoz Marín is the busiest airport in the Caribbean and Puerto Rico's primary international gateway. The airport is 8 km east of Old San Juan; AMA bus T5 runs from the airport, but most travellers use rideshare or taxi (~$25 to Old San Juan). US domestic-status flights (no passport required for US citizens) make San Juan one of the easiest Caribbean destinations from any US hub.
Who flies MIA to SJU?
| Airline | IATA | Flight time | Cabin |
| American Airlines | AA | 2h 30m | Economy |
| JetBlue Airways | B6 | 2h 30m | Economy |
| Frontier Airlines | F9 | 2h 30m | Economy |
| Spirit Airlines | NK | 2h 30m | Economy |
4 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
Best time to fly MIA→SJU
Synthesised from 12-month price aggregates. Cheapest months in green, peak in red.
Estimated baseline. Prices update on a 30-day cadence as Travelpayouts data refreshes. Cheapest day-of-week typically Tuesday.
Miami to San Juan FAQs
Direct flights from Miami International (MIA) to Luis Muñoz Marín (SJU) take approximately 2h 30m for the 1045-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.
Jun is typically the cheapest month on this route, with one-way fares from $105. Jun is the peak — expect prices 2–3× higher. Book 4–8 weeks ahead for best fares; last-minute prices on this corridor rise sharply inside two weeks of departure.
4 carriers operate direct service from Miami International (MIA) to Luis Muñoz Marín (SJU): American Airlines, JetBlue Airways, Frontier Airlines and Spirit Airlines. Frequencies vary by season and carrier — American Airlines typically operates the highest weekly count on this corridor.
No — Puerto Rico is domestic travel for US citizens. A US passport is not required for the 50 states, DC or US territories (Puerto Rico, US Virgin Islands, Guam, American Samoa, Northern Mariana Islands), though Real ID-compliant ID is required at TSA from May 2025.
Luis Muñoz Marín (SJU) is the primary international airport for San Juan. 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.