Cheap flights from Chicago to Idaho Falls from $162
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Idaho Falls departing on 2/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Deals available from 900+ travel sites.
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Chicago to Idaho Falls
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
Cheap direct flights
Cheap bus & train deals from Chicago to Idaho Falls
All round-trip flight deals from Chicago to Idaho Falls
Alaska Airlines flights from Chicago to Idaho Falls
Our best Alaska Airlines deals on Chicago to Idaho Falls flight tickets
Delta flights from Chicago to Idaho Falls
Our best Delta deals on Chicago to Idaho Falls flight tickets
See travel insights to Idaho Falls from
How to get the cheapest flight ticket from Chicago to Idaho Falls
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Idaho Falls?
If you aren’t able to travel to Idaho Falls during the month of September, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $393.
What is the cheapest day to depart on your flight to Idaho Falls?
Our data shows that Sunday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $385. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Thursday is $673.
What is the cheapest airline that flies from Chicago to Idaho Falls Fanning Field?
Alaska Airlines, American Airlines, and Delta are the most popular carriers operating from Chicago to Idaho Falls Fanning Field
What airlines fly to Idaho Falls?
United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Idaho Falls from Chicago according to our data. United Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Idaho Falls. Keep in mind that there are 3 different airlines that fly to Idaho Falls on a routine basis, so you have a few additional options to choose from.
When to book flights from Chicago to Idaho Falls
Cheap Chicago to Idaho Falls (CHI to IDA) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Chicago to Idaho Falls
How far is Chicago to Idaho Falls Fanning Field by plane?
Chicago and Idaho Falls Fanning Field are 1239.4 mi apart from one another. In terms of flight time, this usually takes a little over 5h 17m.
When did momondo last update prices for flights from Chicago to Idaho Falls Fanning Field Airport?
Prices for flights from Chicago to Idaho Falls Fanning Field Airport refresh daily.
How many operators does momondo search for flights from Chicago to Idaho Falls Fanning Field Airport?
The number of operators available for flights from Chicago to Idaho Falls Fanning Field Airport is 1 as of January 2025.
How old do you have to be to fly from Chicago to Idaho Falls Fanning Field Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Idaho Falls Fanning Field Airport.
What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?
The travel and health documents you'll need for your trip to Idaho Falls Fanning Field Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho Falls Fanning Field Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Chicago to Idaho Falls?
momondo data reveals that the most frequently booked airline on the route from Chicago to Idaho Falls is United Airlines, representing 100% of all bookings.
Best airlines flying from Chicago to Idaho Falls
Compare and see reviews for airlines that fly from Chicago to Idaho Falls with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $363 | Free Cancellation | Rating 7.4 8,965 reviews |
Traveling to a place near Idaho Falls?
Book flights to Idaho Falls if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Chicago to Idaho Falls?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Idaho Falls from Chicago.
Can I find flights from Chicago to Idaho Falls with flexible booking policies on momondo?
Flights from Chicago to Idaho Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Chicago to Idaho Falls?
Once all potential Chicago to Idaho Falls flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Chicago to Idaho Falls right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Chicago to Idaho Falls flights. All you need is a valid email address and we will do the rest; it is that quick and easy.