Packing & Clothing: Pack lightweight clothing, a light sweater for cooler nights, reef-safe sunscreen, a rain jacket for brief showers, and comfortable walking shoes for Old San Juan’s cobblestones. Documents & Money: U.S. citizens traveling from Austin do not need passports to enter Puerto Rico, but carry a government-issued photo ID and a credit card for taxi or rental car holds. Airport Timing & Transfers: Plan extra transit time during festival weekends; reserve rideshares or private transfers in advance to avoid long waits. Health & Safety: Stay hydrated, use sun protection, and be mindful of crowded festival areas. Local Tips: Explore nearby areas like Condado, Isla Verde, and El Yunque for diverse experiences; consider day trips to Culebra or Vieques but book ferries and charters well in advance for January travel. CTA: Prepare for your January trip from Austin-Bergstrom International Airport (AUS) to Luis Muñoz Marín International Airport (SJU) by booking transfers, monitoring festival dates, and packing smart—start planning today.