Cheap flights from Ottawa, Canada to Milwaukee, WI

Travelers frequently search for route combinations, such as Ottawa and Halifax, Toronto, Amsterdam, Moncton, Istanbul, Geneva, Lisbon, Barcelona, Berlin, Madrid, Athens, Calgary, New York, Paris, Vienna, Miami, Montreal, London, Glasgow, Orlando.

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.

Ottawa is mainly served by Ottawa Macdonald–Cartier International. But there are other airports nearby, including Ottawa / Rockcliffe Airport.

The main airport in Ottawa is Ottawa Macdonald–Cartier International. It is also served by Montréal–Pierre Elliott Trudeau International, Syracuse Hancock International, Plattsburgh International, Ogdensburg International, Massena International, Adirondack Regional, Watertown International, Montreal Saint-Hubert Longueuil.

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

Yes, it's possible to combine different modes of transport between Ottawa and Milwaukee thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Ottawa 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 Ottawa and Milwaukee with Porter Airlines, WestJet, JetBlue Airways, Flair Airlines, Spirit Airlines.

If you don’t have specific dates for your trip between Ottawa 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.