Cheap Flight Deals From Chicago (CHI) to Sun Valley (BOI) Starting at $113

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This Weekend's Flight Deals from Chicago to Sun Valley

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Airfares from $113 One Way, $255 Round Trip from Chicago to Sun Valley

Prices starting at $255 for return flights and $113 for one-way flights to Sun Valley were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

More About Flying To Sun Valley from Chicago

Route Information for Flights from Chicago to Sun Valley

Origin Airport IATA Code
Destination Airport IATA Code
1433 mi
Direct Flight Airlines
Alaska Airlines, Air Canada, United Airlines
Earliest Flight Arrival
5:34PM UTC
Latest Flight Arrival
12:52AM UTC

Chicago to Sun Valley

Grab great fares on Chicago to Sun Valley flights with Orbitz, your #1 source for discount international and domestic air tickets. Our cutting-edge mobile tools and great online search functionality make booking your next budget trip a breeze.

Mobile Apps for Exclusive Deals on Flights From Chicago to Sun Valley

You don’t have to sit down at a computer to find the latest flight bargains. Orbitz offers a mobile app for Android, iPhone, and tablet devices, which will keep you alert to fantastic fares, hotel discounts, and more great savings. The app gives you real-time low fares for flights from Chicago to Sun Valley and lets you book your hotel room with a few simple clicks.

Find Your Chicago to Sun Valley Flights, Car, and Hotel in One Place

Orbitz gives you the latest deals on air fares, hotels, cruises, and car rentals at up to 50% off. Booking your flights from Chicago to Sun Valley is easy whether you are using a computer, with the Orbitz mobile app, or through on your mobile device’s Web browser.

Stay Informed on Your Trip

Orbitz sends you alerts about the latest updates to your Chicago to Sun Valley flights, such as delays. Receive the updates via your email or mobile phone. Use the Orbitz app to stay updated on your flight status and baggage claim details.

Earn Miles for Flights From Chicago to Sun Valley

On qualified flights, add your frequent flyer number to your booking to get miles or points for your trip.

Frequently asked questions

Am I able to catch a flight from Chicago to Sun Valley now?
Our Covid-19 Travel Advisor can answer all your questions about travel restrictions and quarantine when catching a flight from Chicago to Sun Valley.
Are there non-stop flights from Chicago to Sun Valley?
There most certainly are. As a matter of fact, there are 3 airlines that will take you directly from O’Hare Intl. Airport (ORD) to BOI. Book a ticket with one of these carriers:

  • United Airlines
  • Alaska Airlines
  • American Airlines

What is the shortest flight from Chicago to Sun Valley?
The fastest flight from Chicago, IL (MDW-Midway Intl.) to Boise, ID (BOI) is 4 hours and 30 minutes. Bring something extra to help pass the time, like an interesting read or your travel journal.
What airlines fly from Chicago to Sun Valley most frequently?
The carriers that fly frequently between O’Hare Intl. Airport (ORD) and Boise, ID (BOI) include United Airlines (UA). This well-known option offers 91 flights on the route each month. If you can’t find the right flight for you there, check out the airfares with Alaska Airlines (AS). This airline is a fantastic alternative and offers 30 flights between Chicago and Sun Valley monthly.
If I am not able to travel due to COVID-19, can I cancel my flight to Sun Valley?
We get that traveling right now has its challenges, so it’s good to know that many reservations booked through us are able to be cancelled or changed. If your travel plans to Sun Valley have been affected by COVID-19, a lot of airlines are making things easier by offering credits to use at a later date. Just sign in to your account and you’ll quickly see what options are available. Our Customer Service Portal is the place to go for more information.
Are there flights to Sun Valley with flexible change policies?
In most cases you’ll have the option to reschedule your flight to Sun Valley without a change fee. All you have to do then is pay the difference between the old flight and the new one. Look for the “no change fees” filter and book with confidence.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won’t keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on from January to December 2021. Savings are subject to change based on departure location, date and destination.

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.