$134 Cheap Delta flights Chicago (ORD) to Idaho Falls (IDA)

View $134 flight on Sat, Aug 30, 2025Opens in a new window

$134 Cheap Delta flights Chicago (ORD) to Idaho Falls (IDA)

Prices were available within the past 7 days and start at $134 for one-way flights and $232 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Aug 9 - Tue, Aug 12
ORD
Chicago
IDA
Idaho Falls
$232 Roundtrip, found 12 hours ago
$232
Roundtrip
found 12 hours ago
Select Delta flight, departing Sat, Aug 9 from Chicago to Idaho Falls, returning Tue, Aug 12, priced at $232 found 12 hours ago
Delta
Sat, Sep 13 - Sat, Sep 20
ORD
Chicago
IDA
Idaho Falls
$242 Roundtrip, found 1 day ago
$242
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Sep 13 from Chicago to Idaho Falls, returning Sat, Sep 20, priced at $242 found 1 day ago
Delta
Sat, Sep 13 - Mon, Sep 22
ORD
Chicago
IDA
Idaho Falls
$247 Roundtrip, found 1 day ago
$247
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Sep 13 from Chicago to Idaho Falls, returning Mon, Sep 22, priced at $247 found 1 day ago
Delta
Tue, Aug 26 - Tue, Sep 2
ORD
Chicago
IDA
Idaho Falls
$252 Roundtrip, found 20 hours ago
$252
Roundtrip
found 20 hours ago
Select Delta flight, departing Tue, Aug 26 from Chicago to Idaho Falls, returning Tue, Sep 2, priced at $252 found 20 hours ago
Delta
Mon, Aug 25 - Wed, Sep 3
ORD
Chicago
IDA
Idaho Falls
$263 Roundtrip, found 20 hours ago
$263
Roundtrip
found 20 hours ago
Select Delta flight, departing Mon, Aug 25 from Chicago to Idaho Falls, returning Wed, Sep 3, priced at $263 found 20 hours ago
Delta
Sat, Aug 9 - Thu, Aug 14
ORD
Chicago
IDA
Idaho Falls
$263 Roundtrip, found 12 hours ago
$263
Roundtrip
found 12 hours ago
Select Delta flight, departing Sat, Aug 9 from Chicago to Idaho Falls, returning Thu, Aug 14, priced at $263 found 12 hours ago
Flights from Chicago (ORD) to Idaho Falls (IDA)
Origin airport
O'Hare Intl.
Destination airport
Idaho Falls Regional
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Popular airline
Alaska Airlines
Distance
1226 mi

Frequently asked questions

How much is a Delta Air Lines flight from O'Hare Intl. Airport (ORD) to Idaho Falls Regional Airport (IDA)?
Landing cheap one-way Delta Air Lines flights from ORD to IDA from $134 on Expedia is simple --- just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly round-trip fares from $232 for your next adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from ORD to IDA with Delta Air Lines?
January is one of the cheapest months to get away to Idaho Falls with Delta Air Lines. You could also find great prices on return and one-way fares in February.
What is the cheapest time to book flights from O'Hare Intl. Airport (ORD) to Idaho Falls Regional Airport (IDA) with Delta Air Lines?
Search for affordable Delta Air Lines flights from O'Hare Intl. Airport (ORD) to Idaho Falls Regional Airport (IDA) one to three months prior to your departure date. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare type and journey, the ideal day to book a domestic flight is usually Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from O'Hare Intl. Airport (ORD) to Idaho Falls Regional Airport (IDA)?
Use our "Nonstop" filter when browsing for direct Delta Air Lines flights from ORD to IDA. It's also an easy way to compare other airlines offering the same direct route.
What is the earliest Delta Air Lines flight from ORD to IDA?
Filter your results by "Early Morning" and "Morning" to find the earliest departures from ORD to IDA. Leaving early means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Idaho Falls?
Hop on a Delta Air Lines flight from O'Hare Intl. Airport (ORD) to Idaho Falls, and you'll likely arrive at Idaho Falls Regional Airport (IDA). This is the airline's primary hub in this destination.
Why fly with Delta Air Lines from ORD to IDA?
Delta Air Lines makes traveling from ORD to IDA more enjoyable with a rewarding loyalty program and an excellent in-flight experience. You even have the chance to collect points with Delta SkyMiles. Be sure to sign up to Expedia's free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from O'Hare Intl. Airport (ORD) to Idaho Falls Regional Airport (IDA)?
Typically, you can modify or cancel your flight, although additional charges may apply if you made your booking more than 24 hours ago. Need flexible options? Apply the "No cancel fee" or "Changes included" filter to find flights that won't charge you extra if you have to revise your plans. To make changes, go to "Trips," select your flight and click on "Manage Booking" for more information.

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*Available to One Key members.