How to get the best price from Chicago O'Hare to Idaho Falls?

Depending on when you travel and how far in advance you book, fares between Chicago and Idaho Falls can differ a lot.

$133 is the lowest fare found in the past 15 days.

Search engines like Jetcost can highlight price changes in just seconds. For example, some users find better prices by flying on one day of the week over another — try several searches to spot the cheapest day.

Are there alternative airports near Chicago and Idaho Falls?

The two cities are about 1226 mi apart. Looking beyond the main airport might reveal better options.

• Airports in Chicago: There are 3 airports in Chicago - Midway, O'Hare, Rockford.
• Airports in Idaho Falls: Only Idaho Falls - Fanning Field is active at the moment.

Many smaller airports are connected by direct buses or shuttles, often at low cost. If Idaho Falls has more than one airport, you can pick the most convenient for your destination.

Plan your perfect flight from Chicago O'Hare to Idaho Falls

Jetcost gives you full control over your flight search. Filter by date, time, duration, price, and airline. See round-trip and one-way options from low-cost and full-service carriers like Delta, United, American, and more.

Other popular destinations

Planning a trip to United States? Other frequent searches include: Atlanta, Los Angeles, Miami, New York City, Orlando.

Some airlines include baggage in the fare, others don’t — always check the details before booking. If you're looking for round-trip flights, you can easily see the most convenient combinations.