Fajardo, Puerto Rico
The bay that glows after dark
Fajardo is where Puerto Rico goes to get on the water. A glowing bioluminescent bay, a scatter of uninhabited cays, white-sand beaches, and the doorstep of El Yunque, all within a short drive. This is the complete guide to doing it well, without the guesswork.
Read the bio-bay guide →Why Fajardo is worth the trip
Sitting about an hour east of San Juan, Fajardo is Puerto Rico's water-sports capital. It is home to Puerto del Rey, the largest marina in the Caribbean, and to Laguna Grande, one of only three consistently bioluminescent bays on the island. From here the Cordillera cays, Seven Seas Beach, and the trails of El Yunque are all within easy reach.
What makes Fajardo special is the range packed into a small area. In a single day you can paddle a mangrove channel that glows after dark, snorkel a reef off an empty island, and watch the sunset from a hillside seafood spot in Las Croabas. We focus on getting the details right, the kind of details that turn a good day into a great one.
One of those details: the passenger ferry to Culebra and Vieques no longer leaves from Fajardo. It moved to the Ceiba Ferry Terminal in October 2018. Small facts like that decide whether your morning goes smoothly, which is why the planning pages here are as detailed as the activity pages.
Water activities
The bioluminescent bay, snorkeling, sailing, and diving on calm east-coast water.
Islands & cays
Cayo Icacos, the Cordillera reserve, and day trips to Culebra and Vieques.
Beaches
Seven Seas, hidden coves like Playa Escondida and Playa el Convento.
Nature
El Yunque from Fajardo, Las Cabezas de San Juan reserve, and the lighthouse.
Food & town
Las Croabas seafood, the town plaza and cathedral, and the festival calendar.
Plan your trip
Getting there, getting around, where to stay, when to go, and the Ceiba ferry.
The feature
Why Laguna Grande lights up
The science of bioluminescence in plain terms: the single-celled plankton, the cold-light chemistry, and why the lagoon glows brightest on a moonless night. One of only three consistently bioluminescent waters in Puerto Rico, and the reason most people remember this coast.
Read the feature →- Region
- Northeast Puerto Rico
- From San Juan
- About 1 hour by car
- Money
- US dollar
- Languages
- Spanish and English
- Entry
- US territory, no passport for US travelers
- Best bay nights
- Around the new moon
The ferry leaves from Ceiba
Since October 2018, every passenger ferry to Culebra and Vieques departs from the Ceiba Ferry Terminal, not Fajardo. Plan the drive and arrive about an hour early.
Pick a dark night for the bay
Bioluminescence reads strongest with little moonlight, so the nights around a new moon are best and full-moon nights are the weakest.
Plan on a car
The beaches, the marinas, and the nature reserve are spread out, so a rental car makes the day far easier than relying on rides.
Fajardo sits on the northeastern tip of Puerto Rico, about an hour east of San Juan by car. It is the main gateway to the island's east-coast cays and to the offshore islands of Culebra and Vieques.
By car it is roughly one hour. You take Route 26 to Route 66, then Route 3 east. Most visitors rent a car, since there is no convenient public transit on this route.
Fajardo is best known for the Laguna Grande bioluminescent bay, its large marinas including Puerto del Rey, the white-sand cays of the Cordillera reserve, and Seven Seas Beach. It is also a common base for reaching El Yunque and the islands of Culebra and Vieques.
No. Since October 2018 the passenger ferry departs from the Ceiba Ferry Terminal on the former Roosevelt Roads naval base, not from Fajardo. Arrive at Ceiba about an hour before departure and book ahead when you can.
The glow is strongest on dark nights, so aim for the days around a new moon and avoid the nights near a full moon. Tours run year round, weather permitting.
For most visitors, yes. A few spots near Las Croabas and the town plaza are walkable, but the beaches, the nature reserve, and the marinas are spread out, so a car makes the trip far easier.
No. Puerto Rico is a United States territory, so travelers from the US mainland do not need a passport, and the currency is the US dollar. Both Spanish and English are widely spoken.
One full day covers a beach by day and the bioluminescent bay at night. Two days lets you add a cay trip or El Yunque, and three makes room for a Culebra or Vieques day trip.
The usual way to experience Laguna Grande is a guided night kayak. The lagoon sits inside a protected reserve reached through a mangrove channel, so it is not something you view from a road or beach, and swimming is not allowed.