Cheap flights from Chicago, IL to Idaho Falls, ID

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 Idaho Falls and Phoenix, Las Vegas, Los Angeles, Oakland, Dallas, San Diego, Washington, D.C., Houston, Sacramento, Seattle, Minneapolis, Fort Myers, Philadelphia, Raleigh, Indianapolis, Fort Lauderdale, Guadalajara, Memphis, Nashville, Denver.

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 General Mitchell International, Gerald R. Ford International, Dane County Regional, Fort Wayne International, General Wayne A. Downing Peoria International, South Bend International, Quad City International, Central Illinois Regional, Decatur, Muskegon County.

The main airport in Idaho Falls is Idaho Falls Regional. It is also served by Idaho Falls Regional, Jackson Hole, Friedman Memorial, Yellowstone, Magic Valley Regional, Pocatello Regional.

Yes, it's possible to combine different modes of transport between Chicago and Idaho Falls thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Chicago and Idaho Falls 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 Idaho Falls with Allegiant Air, United Airlines, Alaska Airlines, Frontier Airlines, Spirit Airlines.

If you don’t have specific dates for your trip between Chicago and Idaho Falls, 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.