$79 Cheap flight deals from Chicago (CHI) to Sun Valley (BOI)

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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.

Sat, Jun 8 - Fri, Jun 14
ORD
O'Hare Intl.
BOI
Boise
$321 Roundtrip, just found
$321
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Jun 8 from O'Hare Intl. to Boise, returning Fri, Jun 14, priced at $321 just found

Airfares from $79 One Way, $154 Round Trip from Chicago to Sun Valley

Prices starting at $154 for return flights and $79 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.

Wed, Aug 28 - Tue, Sep 10
ORD
Chicago
BOI
Boise
$154 Roundtrip, found 4 days ago
$154
Roundtrip
found 4 days ago
Select Spirit Airlines flight, departing Wed, Aug 28 from Chicago to Boise, returning Tue, Sep 10, priced at $154 found 4 days ago
Tue, Aug 20 - Tue, Aug 27
ORD
Chicago
BOI
Boise
$162 Roundtrip, found 3 days ago
$162
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Tue, Aug 20 from Chicago to Boise, returning Tue, Aug 27, priced at $162 found 3 days ago
Tue, Sep 17 - Wed, Sep 25
ORD
Chicago
BOI
Boise
$226 Roundtrip, found 1 day ago
$226
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Sep 17 from Chicago to Boise, returning Wed, Sep 25, priced at $226 found 1 day ago
Tue, Aug 20 - Mon, Sep 2
MDW
Chicago
BOI
Boise
$237 Roundtrip, found 4 days ago
$237
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Aug 20 from Chicago to Boise, returning Mon, Sep 2, priced at $237 found 4 days ago
Fri, Nov 8 - Tue, Nov 12
ORD
Chicago
BOI
Boise
$237 Roundtrip, found 4 days ago
$237
Roundtrip
found 4 days ago
Select American Airlines flight, departing Fri, Nov 8 from Chicago to Boise, returning Tue, Nov 12, priced at $237 found 4 days ago

More About Flying To Sun Valley from Chicago

Route Information for Flights from Chicago to Sun Valley

Origin Airport IATA Code
CHI
Destination Airport IATA Code
BOI
Distance
1433 mi
Direct Flight Airlines
Air Canada, Emirates, Lufthansa, United Airlines
Earliest Flight Arrival
5:37PM UTC
Latest Flight Arrival
4:37AM 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.

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Earn Miles for Flights From Chicago to Sun Valley

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Frequently asked questions

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.
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 Orbitz.com 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.