✈️ Flight Guide: Newark (EWR) → San Jose (SJO)

In October, Newark Liberty International Airport (EWR) typically sees moderate security wait times compared with summer peaks. Expect shorter lines midweek (Tuesdays–Thursdays) and busier mornings around 5:30–9:30 AM and late afternoons; use TSA PreCheck or CLEAR to reduce screening time. Check your airline's real-time alerts and arrive 2–3 hours before an international departure to Juan Santamaría International Airport (SJO).

Seasonally, airlines such as United Airlines sometimes operate nonstop flights between Newark Liberty International Airport (EWR) and Juan Santamaría International Airport (SJO) in October. Availability varies by year and demand, so check airline schedules and book early for the best nonstop fares. If a nonstop isn’t available, one-stop itineraries via Miami, Houston, Atlanta, or Charlotte are common.

Newark Liberty International Airport (EWR) offers on-site garages, economy lots with shuttle service, and off-site parking with shuttle transfers. In October, demand is moderate—reserve garage parking in advance for convenience. Ground transportation options include NJ Transit, Amtrak access via Newark Airport Station, taxis, rideshares, and private shuttles; plan for typical NYC traffic if traveling to the airport during peak hours.

October trips to Costa Rica require a valid passport with at least one blank page; U.S. citizens typically don't need a visa for short stays. Pack lightweight rain gear and quick-dry clothing because October is in Costa Rica’s green (wet) season. Bring insect repellent, reef-safe sunscreen, and a small medical kit; check airline baggage policies before packing to avoid extra fees.

To find cheap flights from Newark Liberty International Airport (EWR) to Juan Santamaría International Airport (SJO) in October, compare multi-airline search engines, set fare alerts, and be flexible on midweek departures. Booking 6–10 weeks in advance for shoulder-season travel often yields lower fares, and considering one-stop itineraries via major hubs can cut costs. Use primary keywords like 'cheap flights EWR to SJO October' in alerts to capture targeted deals.

Newark Liberty International Airport (EWR) serves New York City, Jersey City, Hoboken, and northern New Jersey, and it’s a gateway to Philadelphia and Washington, D.C. via frequent rail and highway connections. Travelers can combine flights from EWR with regional ground travel if visiting New York area attractions before or after a trip to Juan Santamaría International Airport (SJO).

In October, Juan Santamaría International Airport (SJO) sits in Costa Rica’s green (wet) season with frequent afternoon and evening showers, especially on the Pacific side. Morning hours are often drier, and temperatures in the Central Valley around San José are mild (70s–80s °F / low to mid 20s °C). Pack a waterproof jacket and plan flexible outdoor activities to accommodate brief tropical downpours.

From Juan Santamaría International Airport (SJO), travelers can use taxis, authorized airport shuttles, private transfers, and rented cars to reach downtown San José, Alajuela, Arenal/La Fortuna, or Manuel Antonio. Road conditions in October may include wet mountain roads, so allow extra transit time for transfers; pre-booked shuttles or reputable taxi services are recommended for safety and convenience.

Most visitors, including U.S. citizens, do not need a visa for short tourist stays, but a valid passport is required upon entry at Juan Santamaría International Airport (SJO). In October, travelers should check health advisories for mosquito-borne illnesses and ensure routine vaccinations are up to date; travel insurance is recommended given the green season and potential itinerary changes due to weather.

Juan Santamaría International Airport (SJO) is a gateway to San José, Alajuela, Manuel Antonio, Jacó, Arenal/La Fortuna, Monteverde, and the Nicoya Peninsula (including Tamarindo). In October, travelers often combine SJO arrival with rainforest hikes, wildlife tours, and hot springs—account for extra travel time on wet roads when heading to coastal and mountainous areas.

Juan Santamaría International Airport (SJO) offers baggage claim, currency exchange, car rentals, and taxi services; many shops and cafes operate year-round, though hours can vary. In October, staffing and service levels remain steady for international arrivals, but allow extra time for customs and immigration during peak arrival windows and be prepared for rainy transfer conditions outside the terminal.