Cheap flights from Donostia / San Sebastián, Spain to Milwaukee, WI

Travelers frequently search for route combinations, such as Donostia / San Sebastián and Madrid, London, Barcelona, Porto, Rome, Oslo, Athens, Sydney, Lisbon, Malta, Manchester, Naples, Bristol, Darwin, Geneva, Samos, Bilbao, Berlin, Florence, Los Angeles.

Travelers frequently search for route combinations, such as Milwaukee and London, Las Vegas, Orlando, San Juan, Newcastle upon Tyne, Chiang Mai, Phoenix, Madrid, Cartagena, Cleveland, Medellín, Denver, New York, Oklahoma City, Paris, Fort Lauderdale, Atlanta, Minneapolis, Glasgow, Dallas.

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

The main airport in Milwaukee is General Mitchell International. It is also served by O Hare International, Chicago Midway International, Gerald R. Ford International, General Mitchell International, Chicago Rockford International, Appleton International, Dane County Regional, South Bend International, Muskegon County, Green Bay–Austin Straubel International.

Yes, it's possible to combine different modes of transport between Donostia / San Sebastián and Milwaukee thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Donostia / San Sebastián and Milwaukee 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 Donostia / San Sebastián and Milwaukee with JetBlue Airways, Vueling, Iberia Airlines, Volotea, Spirit Airlines.

If you don’t have specific dates for your trip between Donostia / San Sebastián and Milwaukee, 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.

Traveling between Donostia / San Sebastián and Milwaukee, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What's more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.