Flights to Castro Urdiales at a glance

Traveling to Castro Urdiales is easy; you can choose from full-service or budget airlines. Evaluate flight durations and select the best option that aligns with your financial plan, timetable, and intentions to discover the city's renowned attractions and neighborhoods.

• Major airports near Castro Urdiales: Bilbao Airport (BIO), Santander Airport (SDR)
• Closest airport to Castro Urdiales: Bilbao Airport, BIO (around 16 miles)
• Flights per week: 380+ flights arriving across Castro Urdiales airports
• Number of airlines that fly to Castro Urdiales: around 20+ carriers

Popular airports near Castro Urdiales

Castro Urdiales is a charming city perfect for beachgoers and outdoor enthusiasts seeking adventure. With its rich culture and array of sports activities, it attracts many travelers. The city is conveniently accessible via two major airports.

• Bilbao Airport (BIO): Situated in Bilboaldea, Biscay, within the Basque Country, it lies approximately 16 miles from Castro Urdiales. This airport operates both domestic and international flights, offering connections to about 8 domestic locations and over 35 international spots. Travelers have the option to upgrade to business class for enhanced service, based on the airlines and routes. Notable carriers include Vueling Airlines, Iberia, and Air Europa.
• Santander Airport (SDR): Found in Cantabria, roughly 31 miles from Castro Urdiales, this airport handles both domestic and international services. It connects to about 2 domestic cities and 3 international destinations, with the possibility for travelers to upgrade to business class for a more comfortable experience, depending on selected routes and airlines. Prominent airlines servicing this airport are Iberia, Vueling Airlines, and British Airways.

Top routes to Castro Urdiales

• Madrid (MAD) to Castro Urdiales (BIO/SDR), with one-way fares starting at around $35
• Barcelona (BCN) to Castro Urdiales (BIO/SDR), with one-way tickets available from around $25
• London (LGW/LHR) to Castro Urdiales (BIO), with one-way flights starting at around $40
• New York (JFK) to Castro Urdiales (BIO/SDR), with one-way flights starting at around $230
• Miami (MIA) to Castro Urdiales (BIO/SDR), with one-way airfare from around $240

Cheapest routes to Castro Urdiales

• Barcelona (BCN) to Castro Urdiales (BIO/SDR), with cheap one-way fares from around $25
• Valencia (VLC) to Castro Urdiales (BIO), with low one-way fares from around $25
• Alicante (ALC) to Castro Urdiales (BIO), with affordable one-way prices from around $25
• Porto (OPO) to Castro Urdiales (BIO), with budget one-way fares from around $30
• Seville (SVQ) to Castro Urdiales (BIO), with low-cost one-way tickets from around $30

*Flight times and fares vary by season and availability and are based on one-way routes

Top airlines with flights to Castro Urdiales

• Iberia: Operating flights to Bilbao Airport (BIO) and Santander Airport (SDR), Iberia represents about 25% of arrivals in Castro Urdiales. The typical one-way fare hovers around $300, with premium cabin options potentially including business class based on the route.
• Vueling Airlines: Providing service to Bilbao Airport (BIO) and Santander Airport (SDR), Vueling Airlines constitutes roughly 21% of arrivals in Castro Urdiales. Passengers can expect an average one-way fare of around $90.
• Air Europa: Servicing Bilbao Airport (BIO), Air Europa accounts for nearly 15% of arrivals in Castro Urdiales. The average one-way fare is approximately $250, and premium cabin options may offer business class depending on the specific route.
• Lufthansa: Flying into Bilbao Airport (BIO), Lufthansa makes up about 9% of arrivals to Castro Urdiales. The average fare for a one-way ticket is around $380, with potential premium cabin options that might include business class based on the route.
• United: Operating flights to Bilbao Airport (BIO), United contributes approximately 8% of arrivals in Castro Urdiales. The average one-way ticket costs around $530, and premium cabin services could feature business class based on the route.

Best time to fly to Castro Urdiales

The most popular months for travelers to fly to Castro Urdiales are April, June, and July, when peak temperatures in Castro Urdiales can reach up to 67.5°F in July. If you prefer quieter travel, consider January, the least busy time to visit with temperatures around 48.2°F and typically the lowest average one-way fare (around $205), roughly 24% cheaper than the yearly average. Looking for additional cheaper months to fly? April offers an average one-way fare of around $233, making it a good option for flexible travelers.

Month	Temperature	Precipitation	Cloudiness	Demand	Average one-way Fare
January	48.2°F (9.0°C)	Light Rain	Mostly Cloudy	Low	$205
February	48.6°F (9.2°C)	Light Rain	Mostly Cloudy	Low	$235
March	51.3°F (10.7°C)	Light Rain	Mostly Sunny	Average	$254
April	54.1°F (12.3°C)	Light Rain	Mostly Sunny	High	$233
May	58.1°F (14.5°C)	Light Rain	Mostly Sunny	Average	$346
June	63.7°F (17.6°C)	Light Rain	Mostly Sunny	High	$347
July	67.5°F (19.7°C)	Light Rain	Mostly Sunny	High	$314
August	68.4°F (20.2°C)	Light Rain	Mostly Sunny	Average	$261
September	66.0°F (18.9°C)	Light Rain	Mostly Sunny	Average	$275
October	61.9°F (16.6°C)	Light Rain	Mostly Sunny	Average	$235
November	54.7°F (12.6°C)	Light Rain	Mostly Cloudy	Average	$263
December	50.9°F (10.5°C)	Light Rain	Mostly Sunny	Low	$298

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

How to save money on a flight to Castro Urdiales

Getting some of the best deals on flights to Castro Urdiales is all about timing and flexibility. Here are some key tips to help you save:

1. Compare flight options—use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
2. Set up price alerts—as an Expedia member you can use Price Tracking to receive notifications when flight prices change.
3. Bundle and save—book a flight and unlock a hotel deal on Expedia*, or explore our Castro Urdiales hotel and flight deals.
4. Think about luggage-nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your baggage allowance before confirming your booking to avoid excess baggage fees at the airport.
5. Earn miles—you can earn airline miles when you book your Castro Urdiales flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in Castro Urdiales

Castro Urdiales welcomes travelers through its range of transport options based on price, convenience, and proximity. Here's how to reach Castro Urdiales efficiently:

• Public transportation: From Bilbao Airport, several key transport links are conveniently located nearby. Santutxu Station (a metro station) is about 6.3 miles from the airport, while both Bilbao Seaport (a seaport) and Bilbao (YJI-Bilbao-Abando Train Station) (a train station) are each approximately 6.7 miles away, all typically accessed by car.
• Hotel transfer: Transfers offer a convenient way to reach your hotel in Castro Urdiales, with private rides that can be arranged in advance.
• Car rental: Renting a car in Castro Urdiales is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in Castro Urdiales on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.

Where to stay around Castro Urdiales

• Santurtzi: Santurtzi is located 12 miles drive away from Castro Urdiales and offers a delightful mix of beach life and cultural experiences. Visitors can enjoy the local beach, explore the marina, or take a ferry ride for stunning views. For culture enthusiasts, the Guggenheim Museum Bilbao showcases contemporary art, while the historic Vizcaya Bridge provides a glimpse into the region's rich history. With music concerts and various outdoor activities available, Santurtzi is perfect for those looking to engage with both nature and culture.
• Portugalete: Portugalete is located 14 miles drive away from Castro Urdiales and is known for its vibrant outdoor scene and cultural attractions. The city features beautiful beaches and family-friendly areas, making it a great spot for relaxation and fun. A visit wouldn't be complete without seeing the iconic Vizcaya Bridge and the impressive Guggenheim Museum Bilbao, both offering unique cultural insights. Portugalete also has a lively shopping area and hosts music concerts, providing ample opportunities for entertainment and exploration.
• Colindres: Colindres is located 15 miles drive away from Castro Urdiales and is an ideal destination for outdoor enthusiasts and adventure seekers. Here, visitors can enjoy the stunning Laredo Beach or hike up Mount Buciero for breathtaking views of the coastline. The nearby Marshes of Santoña, Victoria and Joyel Natural Park is perfect for nature lovers, featuring diverse wildlife and picturesque landscapes. Colindres combines natural beauty with a sense of adventure, making it a fantastic choice for those looking to explore the great outdoors.

Tips for short-haul flights to Castro Urdiales

For quick getaways, efficiency is key. Here is how to make your short-haul journey smoother:

• Pack light and skip checked bags—when flying with budget airlines, it’s often more economical to travel with just a carry-on. Maximize space by using travel-sized toiletries, wearing your heaviest clothing, and coordinating your outfits. This approach also helps you avoid the wait at baggage claim upon arrival.
• Bring your own entertainment—many short-haul flights do not provide in-flight entertainment options. To keep yourself occupied, download TV shows, movies, music, or podcasts ahead of time and consider bringing a book. Be sure to charge your devices fully before you board.
• Arrive at the airport in plenty of time—for both short and domestic flights, it's advisable to arrive at least 1.5 to 2 hours prior to departure, taking into account traffic and security lines.
• Bring your own snacks and water—pack some snacks and a refillable water bottle to stay hydrated and save money while at the airport.

Tips for long-haul flights to Castro Urdiales

Flying long-haul sometimes requires extra planning to ensure a comfortable journey:

• Select your seat in advance—for longer flights, choosing your seat is essential for comfort. Full-service airlines typically allow you to select your seat for free once online check-in opens, which is generally 24–48 hours before your flight. Some airlines may provide the option to select your seat even earlier.
• Arrive at the airport in plenty of time—make sure to arrive at the airport at least 3 hours prior to departure for international flights. This will give you ample time for check-in, security, and immigration processes.
• Relax at the airport—if you have some extra time, take the opportunity to explore the shops, grab a coffee, or unwind at the gate or in a departure lounge if you have access. Airport Wi-Fi is usually free and readily available.
• Adjust to the new time zone mid-flight—begin to sync your body clock by changing your watch and adapting your sleep schedule to align with your destination's time zone. Try to rest or stay awake during the flight according to the local time at your arrival destination to help minimize jet lag.