Cheap flights from Chicago, IL to Bilbao, Spain

Travelers frequently search for route combinations, such as Chicago and Las Vegas, Guadalajara, Denver, Orlando, Phoenix, Mexico City, Paris, Barcelona, Tampa, Miami, London, Rome, Los Angeles, Madrid, Fort Myers, Athens, San Francisco, New York, Austin, Atlanta.

Travelers frequently search for route combinations, such as Bilbao and New York, Los Angeles, San Francisco, Boston, Madrid, London, Denver, Seattle, Barcelona, Tampa, Oakland, Orlando, Vienna, Seville, Rome, Paris, Raleigh, Las Vegas, Miami, Atlanta.

Chicago is mainly served by O Hare International. But there are other airports nearby, including Chicago Midway International, Chicago Rockford International.

The main airport in Chicago is O Hare International. It is also served by Gerald R. Ford International, General Mitchell International, Dane County Regional, South Bend International, Fort Wayne International, General Wayne A. Downing Peoria International, Quad City International, Central Illinois Regional, Muskegon County, University of Illinois Willard.

The main airport in Bilbao is Bilbao. It is also served by Bilbao, Bordeaux–Mérignac, San Sebastián, Biarritz Pays Basque, Tarbes–Lourdes–Pyrénées, Pamplona, Santander, Zaragoza, Valladolid, Pau Pyrénées.

Yes, it's possible to combine different modes of transport between Chicago and Bilbao thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Chicago and Bilbao can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.

Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.

Currently, you can fly between Chicago and Bilbao with Vueling, Spirit Airlines, Frontier Airlines, TAP Portugal, Norse Atlantic Airways.

If you don’t have specific dates for your trip between Chicago and Bilbao, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.