$122 Find Cheap Flights from Boise to Chicago O'Hare Airport - Compare and Save

If your flying dates are flexible, you should consider flying to Chicago O'Hare Airport on a Thursday, as we generally find the cheapest rates on that day for this route. On the other hand, Sunday is the most expensive day to fly from Boise to Chicago O'Hare Airport. For your return ticket, we recommend flying on a Wednesday and avoiding Sundays for the best deals.

The cheapest month for flights from Boise to Chicago O'Hare Intl Airport is February, where tickets cost $363 (return) on average. On the other hand, the most expensive months are March and December, where the average cost of round-trip tickets is $474 and $455 respectively.

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at $412 on average.

To get a below average price on the flight from Boise to Chicago O'Hare Intl Airport, you should book around 4 weeks before departure, which saves you about 12% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 16 weeks before departure.

In the past 5 days, the cheapest round-trip tickets from Boise to Chicago O'Hare Airport were found on Frontier ($242) and Alaska Airlines ($293).

There are 2 airlines that fly nonstop from Boise to Chicago O'Hare Intl Airport. They are American Airlines and United Airlines. The cheapest airline for this route is United Airlines, with the best round-trip deal found costing $295. On average, the best prices for this route can be found at American Airlines.

Seattle (SEA) is the top choice – 42% of KAYAK users who clicked on 1-stop flights from Boise to Chicago O'Hare Airport picked an itinerary connecting there.

Flights via Minneapolis (MSP) offer the most affordable fares, with an average round-trip price of $346.

Consider flying via Minneapolis (MSP) for the shortest journey. The average one-way travel time for flights connecting there is 5h 14m.

If you prefer a quick connection, Salt Lake City (SLC) often has the shortest layovers from Boise to Chicago O'Hare Airport, with an average of 0h 55m.

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Each day, there are 3 nonstop flights that take off from Boise and land in Chicago O'Hare Intl Airport, with an average flight time of 3h 47m. The most common departure time is 8:00 am and most flights take off in the morning. Each week, there are 21 flights and there are the same amount of flights each day (3).