Cheap Flights to Luis Munoz Marin International Airport
Luis Munoz Marin International Airport serves San Juan, Puerto Rico’s vibrant capital and the busiest airport in the Caribbean. As a US territory requiring no passport for American citizens, Puerto Rico offers easy access to tropical beaches, lush rainforests, and a rich blend of Spanish colonial and Caribbean culture.
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or request an offerAbout Luis Munoz Marin International Airport (SJU)
SJU is served by JetBlue, American Airlines, Delta Air Lines, United Airlines, and Southwest Airlines, offering extensive connectivity from the US mainland. As the Caribbean’s busiest airport, SJU also serves as a key hub for onward travel to other islands in the region.
IATA/ICAO codes
SJU / TJSJ
Location
Approximately 8 km from Old San Juan
Key airline
JetBlue, American Airlines, Delta, United, Southwest
Notable feature
The Caribbean’s busiest airport and a key regional connecting hub
Popular Routes
SJU’s network is anchored by strong connectivity to the US mainland, alongside onward Caribbean connections.
Route Type
Popular Connections
US East Coast
New York, Miami, Orlando
Other US Hubs
Chicago, Atlanta, Dallas
Caribbean
St. Thomas, St. Croix, Dominican Republic
Best Time to Book Cheap Flights
Booking 6 to 8 weeks ahead of travel typically secures good fares. Winter brings the highest demand as US and Canadian travelers escape colder climates, while summer also sees steady leisure travel.
About San Juan
San Juan is the capital of Puerto Rico and the Caribbean’s busiest aviation hub, combining colorful colonial history with vibrant Caribbean culture. The city offers visitors an appealing blend of historic architecture, beautiful beaches, and easy accessibility as a US territory, all without needing a passport for American travelers.
Things to Know When Flying Into San Juan
Old San Juan’s colorful colonial architecture and historic fortifications, including El Morro, are among Puerto Rico’s most iconic sites.
As a US territory, Puerto Rico requires no passport for US citizens and uses the US dollar.
El Yunque National Forest, the only tropical rainforest in the US National Forest System, is a short drive from San Juan.
San Juan’s beaches, from Condado to Isla Verde, offer convenient access to Caribbean waters right from the city.
Why Book Your San Juan Flights with Airline Tickets Services
Fare comparisons across JetBlue, American, Delta, United, and Southwest for SJU itineraries
Guidance on the best routing from your home city
Flexible booking for Caribbean beach and rainforest travel
Real-time pricing to help you find the lowest available fares
Support for multi-island Caribbean itineraries
FAQs — Flights to International Airport
San Juan is Puerto Rico's capital and the busiest airport in the Caribbean, serving as a key hub for onward island travel.
JetBlue, American Airlines, Delta, United, and Southwest operate extensive scheduled service to San Juan.
The airport is located about 8 km (5 miles) from Old San Juan, roughly a 15 to 20 minute drive.
New York to San Juan is one of the busiest routes, reflecting the strong connection between Puerto Rico and the US mainland.
Booking 6 to 8 weeks in advance is recommended, with winter offering the most popular travel season for US and Canadian visitors.
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