Fly from Bilbao to San Juan from €655 return with TAP Portugal. The median price hovers around €755, so you have affordable options to reach the Caribbean. Outbound flights with 2 stopovers depending on your chosen date.
Price and when to book
The lowest price we've found is €655 for return flights. Most searches range between €755 and €764. Book 3–4 weeks in advance for the best fares. October and November typically offer lower prices before the high Christmas season.
Airline and stopovers
You'll travel with TAP Portugal. The journey from Bilbao includes 2 stopovers before reaching San Juan. TAP operates this route via its main hubs, so expect moderate connection times. Check baggage allowance for your fare type; TAP usually includes cabin luggage, but checked bags depend on your ticket class.
Best time to visit
Puerto Rico has warm weather year-round. October to November offers lower prices than December–February. August and September are hurricane season, so avoid them. June is low season with fewer tourists and reduced fares, though temperatures are intense. November strikes a balance: moderate tourist numbers and still-affordable prices.
What to do when you arrive
Your flight lands at Luis Muñoz Marín International Airport (SJU), about 10 km from central San Juan. Public bus, taxi or car hire available. Once on the island: explore Old San Juan's colonial streets and walls, swim at Flamenco Beach (Vieques) or Cerro Gordo, visit Camuy Cave or relax in Laguna Grande's mangroves for night-time bioluminescence.
FAQ
Are there direct flights from Bilbao to San Juan?
No. This TAP Portugal route includes 2 stopovers. There's no direct connection from Bilbao to Puerto Rico; all options require at least one stop, usually at a TAP hub in Europe or a connection onward to the Caribbean.
What's the cheapest price you found?
The lowest price is €655 return. We also found samples at €755 and €764. Price varies by exact travel date and booking timing.
Which airline do I fly with?
TAP Portugal operates this route. Check baggage conditions and change policies according to your fare class before booking.
What can I see in San Juan?
Old San Juan is essential: cobbled streets, El Morro Castle and historic walls. Outside the city, nearby beaches like Cerro Gordo or day trips to Vieques (Flamenco Beach, bioluminescence). Also worth visiting: Camuy Cave and El Yunque National Rainforest.
Photo: Wikimedia Commons. Return economy fares for 1 adult, checked on Kiwi.com on the date shown; they can change.