How long does it take to fly to Chicago O'Hare Intl Airport?

On average, it takes 3h 17m to fly from Idaho to Chicago O'Hare Intl Airport if you fly out of Idaho Falls (the most popular airport in Idaho) and into Chicago O'Hare Intl Airport (the most popular airport in Chicago O'Hare Intl Airport). If you’re flying out of Boise and into Chicago O'Hare Intl Airport, then the flight time is around 3h 24m.

How many flights depart from Idaho to Chicago O'Hare Intl Airport on average per day?

As of September 2025, there are 17 flights per day flying from Idaho to Chicago O'Hare Intl Airport. The most common time of day flights depart is 12:00PM, with 68% of flights taking off in the afternoon.

How many flights depart from Idaho to Chicago O'Hare Intl Airport on average per week?

121 flights are operational weekly from Idaho to Chicago O'Hare Intl Airport as of September 2025. The most popular departure day for this route is Thu, with 21% of flights per week taking off on this day.

What is the cheapest airline that flies from Idaho to Chicago O'Hare Intl?

Frontier, Hawaiian Airlines, and Alaska Airlines are the most popular carriers operating from Idaho to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Chicago O'Hare Intl Airport from Idaho according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Chicago O'Hare Intl Airport. Keep in mind that there are 5 different airlines that fly to Chicago O'Hare Intl Airport on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Idaho to Chicago O'Hare Intl Airport?

Prices for flights from Idaho to Chicago O'Hare Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Idaho to Chicago O'Hare Intl Airport?

As of September 2025, there are 5 operators available to choose from for flights from Idaho to Chicago O'Hare Intl Airport.

How old do you have to be to fly from Idaho to Chicago O'Hare Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Chicago O'Hare Intl Airport.

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$93 Cheap Flights from Idaho to Chicago O'Hare Intl Airport in 2025/26

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Find the cheapest flights from Idaho to Chicago

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

12:03 pm - 12:15 amGEG-ORD

10h 12m1 stop

6:00 am - 11:08 amORD-GEG

7h 08m1 stop

$204Frontier

Find Deal

Thu, Nov 6 - Sun, Nov 9

8:40 pm - 5:04 amGEG-ORD

6h 24m1 stop

7:45 am - 12:50 pmORD-GEG

7h 05m1 stop

$209Hawaiian Airlines

Find Deal

Tue, Mar 3 - Wed, Mar 4

7:47 pm - 6:21 amGEG-ORD

8h 34m1 stop

3:05 pm - 11:59 pmORD-GEG

10h 54m1 stop

$214Alaska Airlines

Find Deal

Sat, Dec 6 - Sat, Dec 13

1:14 pm - 7:17 pmGEG-ORD

4h 03mnonstop

10:25 am - 12:30 pmORD-GEG

4h 05mnonstop

$215American Airlines

Find Deal

Sat, Dec 6 - Tue, Dec 9

7:39 pm - 6:22 amGEG-ORD

8h 43m1 stop

2:54 pm - 11:56 pmORD-GEG

11h 02m1 stop

$216Alaska Airlines

Find Deal

Thu, Nov 13 - Mon, Nov 17

1:47 pm - 10:50 pmGEG-ORD

7h 03m1 stop

9:15 am - 11:31 amORD-GEG

4h 16mnonstop

$225United Airlines

Find Deal

Wed, Nov 5 - Sat, Nov 15

1:12 pm - 7:04 pmGEG-ORD

3h 52mnonstop

10:30 am - 12:20 pmORD-GEG

3h 50mnonstop

$226American Airlines

Find Deal

Tue, Oct 21 - Tue, Oct 28

11:15 am - 9:55 pmGEG-ORD

8h 40m2 stops

9:30 am - 1:14 pmORD-GEG

5h 44m1 stop

$240Delta

Find Deal

Tue, Mar 3 - Wed, Mar 4

7:23 pm - 8:30 amGEG-ORD

11h 07m2 stops

6:08 am - 12:35 pmORD-GEG

8h 27m2 stops

$256Delta

Find Deal

Wed, Oct 22 - Wed, Oct 29

12:35 pm - 5:08 pmBOI-ORD

3h 33mnonstop

10:49 am - 4:58 pmORD-BOI

7h 09m1 stop

$259United Airlines

Find Deal

Sat, Oct 18 - Wed, Oct 22

Alaska Airlines flights from Idaho to Chicago O'Hare Intl Airport

Our best Alaska Airlines deals on Idaho to Chicago O'Hare Intl Airport flight tickets

Alaska Airlines

Dec 6

GEG7:47 pmSpokane

8h 34m

1 stop

ORD6:21 amChicago O'Hare Intl

Dec 13

ORD3:05 pmChicago O'Hare Intl

10h 54m

1 stop

GEG11:59 pmSpokane

$214

Find similar

Alaska Airlines

Nov 13

GEG7:39 pmSpokane

8h 43m

1 stop

ORD6:22 amChicago O'Hare Intl

Nov 17

ORD2:54 pmChicago O'Hare Intl

11h 02m

1 stop

GEG11:56 pmSpokane

$216

Find similar

Alaska Airlines

Nov 10

IDA3:50 pmIdaho Falls Fanning Field

7h 34m

1 stop

ORD12:24 amChicago O'Hare Intl

Nov 12

ORD8:00 amChicago O'Hare Intl

8h 13m

1 stop

IDA3:13 pmIdaho Falls Fanning Field

$218

Find similar

American Airlines flights from Idaho to Chicago O'Hare Intl Airport

Our best American Airlines deals on Idaho to Chicago O'Hare Intl Airport flight tickets

American Airlines

Dec 6

GEG1:14 pmSpokane

4h 03m

ORD7:17 pmChicago O'Hare Intl

Dec 9

ORD10:25 amChicago O'Hare Intl

4h 05m

GEG12:30 pmSpokane

$215

Find similar

American Airlines

Oct 21

GEG1:12 pmSpokane

3h 52m

ORD7:04 pmChicago O'Hare Intl

Oct 28

ORD10:30 amChicago O'Hare Intl

3h 50m

GEG12:20 pmSpokane

$226

Find similar

American Airlines

Oct 24

JAC1:10 pmJackson Hole

3h 09m

ORD5:19 pmChicago O'Hare Intl

Oct 26

ORD10:21 amChicago O'Hare Intl

3h 08m

JAC12:29 pmJackson Hole

$251

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Idaho to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Thu 11/6

12:03 pm-12:15 am

1 stop10h 12m

Chicago O'Hare Intl

Sun 11/9

6:00 am-11:08 am

1 stop7h 08m

$204

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 3/3

8:40 pm-5:04 am

1 stop6h 24m

Chicago O'Hare Intl

Wed 3/4

7:45 am-12:50 pm

1 stop7h 05m

$209

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Sat 12/6

7:47 pm-6:21 am

1 stop8h 34m

Chicago O'Hare Intl

Sat 12/13

3:05 pm-11:59 pm

1 stop10h 54m

$214

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Sat 12/6

1:14 pm-7:17 pm

Nonstop4h 03m

Chicago O'Hare Intl

Tue 12/9

10:25 am-12:30 pm

Nonstop4h 05m

$215

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Thu 11/13

7:39 pm-6:22 am

1 stop8h 43m

Chicago O'Hare Intl

Mon 11/17

2:54 pm-11:56 pm

1 stop11h 02m

$216

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Wed 11/5

1:47 pm-10:50 pm

1 stop7h 03m

Chicago O'Hare Intl

Sat 11/15

9:15 am-11:31 am

Nonstop4h 16m

$225

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 10/21

1:12 pm-7:04 pm

Nonstop3h 52m

Chicago O'Hare Intl

Tue 10/28

10:30 am-12:20 pm

Nonstop3h 50m

$226

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Tue 3/3

11:15 am-9:55 pm

2 stops8h 40m

Chicago O'Hare Intl

Wed 3/4

9:30 am-1:14 pm

1 stop5h 44m

$240

SpokaneChicago

GEG - ORD

GEGORD

Spokane

Wed 10/22

7:23 pm-8:30 am

2 stops11h 07m

Chicago O'Hare Intl

Wed 10/29

6:08 am-12:35 pm

2 stops8h 27m

$256

BoiseChicago

BOI - ORD

BOIORD

Boise Air Term. Gowen Fld

Sat 10/18

12:35 pm-5:08 pm

Nonstop3h 33m

Chicago O'Hare Intl

Wed 10/22

10:49 am-4:58 pm

1 stop7h 09m

$259

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Idaho to Chicago O'Hare Intl Airport

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

Prices

Airlines

Other information

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of August is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Idaho averaging around $335.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Thursday when prices can be found for as low as $531. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Idaho because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $897.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Idaho at noon is the least expensive time of day to depart. momondo users have found prices as low as $431 when looking at flights departing at noon. Try not to purchase tickets in the morning because they tend to be around $735. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Idaho to Chicago O'Hare Intl flight route?

Fly from Boise Air Term. Gowen Fld to Chicago O'Hare Intl for the best Idaho - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $391 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Idaho for as low as $251 on momondo.

What cabin class options are available on Idaho to Chicago O'Hare Intl flights?

There are 4 cabin classes available to choose from on Idaho to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Idaho to Chicago O'Hare Intl Airport flights?

You could potentially save up to 19% on your flight if you consider stops on a Idaho to Chicago O'Hare Intl Airport flight.

Cheap Idaho to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Chicago O'Hare Intl Airport

Best Price Found	$185
Fastest flight time	3h 07m
Direct flights	Every day

The best one-way flight to Chicago O'Hare Intl Airport from Idaho in the past 72 hours is $185. The best round-trip flight deal from Idaho to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $393.

The fastest flight from Idaho to Chicago O'Hare Intl Airport takes 3h 07m

Direct flights go from Idaho to Chicago O'Hare Intl Airport every day.

Search flight deals

When did momondo last update prices for flights from Idaho to Chicago O'Hare Intl Airport?
Prices for flights from Idaho to Chicago O'Hare Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Idaho to Chicago O'Hare Intl Airport?
As of September 2025, there are 5 operators available to choose from for flights from Idaho to Chicago O'Hare Intl Airport.
How old do you have to be to fly from Idaho to Chicago O'Hare Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Chicago O'Hare Intl Airport.
What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?
The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Idaho to Chicago O'Hare Intl Airport?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Idaho to Chicago O'Hare Intl Airport is Embraer 175 (Enhanced Winglets) (26.67% of total bookings). The next most popular plane models are Airbus A319 (24.14%), Airbus A320-100/200 (23.45%), and Embraer 175 (8.74%).

Best airlines flying from Idaho to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Idaho to Chicago O'Hare Intl Airport with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $134	Free Cancellation	Rating 7.9 7,973 reviews	Search Delta flights
Alaska Airlines	PriceFrom $217	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $232	Free Cancellation	Rating 7.4 8,928 reviews	Search United Airlines flights
Southwest	PriceFrom $242	Free Cancellation	Rating 8.0 4,246 reviews	Search Southwest flights
American Airlines	PriceFrom $255	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Lake Geneva

South Haven

Rockford

Schaumburg

Merrillville

Gurnee

Naperville

Rosemont

Kenosha

New Buffalo

Joliet

Oak Brook

Racine

Hammond

Orland Park

Tinley Park

Elgin

Aurora

Janesville

Benton Harbor

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Chicago?

Finding the right flight to Chicago from Idaho is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Chicago quick and easy, saving you time and money.

Can I find flights from Idaho to Chicago with flexible booking policies on momondo?

Yes. All flights to Chicago from Idaho on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Idaho to Chicago?

Once you have performed a search for Idaho to Chicago flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Idaho to Chicago right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Idaho to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Idaho flight routes

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Cheap flights from Idaho to Chicago from $93

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Chicago departing on 11/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

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Find the cheapest flights from Idaho to Chicago

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Alaska Airlines flights from Idaho to Chicago O'Hare Intl Airport

Our best Alaska Airlines deals on Idaho to Chicago O'Hare Intl Airport flight tickets

American Airlines flights from Idaho to Chicago O'Hare Intl Airport

Our best American Airlines deals on Idaho to Chicago O'Hare Intl Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Idaho to Chicago O'Hare Intl Airport that are best for you.

See travel insights to Chicago from

How to get the cheapest flight ticket from Idaho to Chicago O'Hare Intl Airport

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 Chicago O'Hare Intl Airport?

The month of August is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Idaho averaging around $335.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

What is the cheapest Idaho to Chicago O'Hare Intl flight route?

Fly from Boise Air Term. Gowen Fld to Chicago O'Hare Intl for the best Idaho - Chicago O'Hare Intl flight prices

How far in advance should I book a flight to Chicago O'Hare Intl Airport?

What cabin class options are available on Idaho to Chicago O'Hare Intl flights?

There are 4 cabin classes available to choose from on Idaho to Chicago O'Hare Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Idaho to Chicago O'Hare Intl Airport flights?

You could potentially save up to 19% on your flight if you consider stops on a Idaho to Chicago O'Hare Intl Airport flight.

What is the cheapest airline that flies from Idaho to Chicago O'Hare Intl?

Frontier, Hawaiian Airlines, and Alaska Airlines are the most popular carriers operating from Idaho to Chicago O'Hare Intl

What airlines fly to Chicago O'Hare Intl Airport?

How many flights depart from Idaho to Chicago O'Hare Intl Airport on average per day?

As of September 2025, there are 17 flights per day flying from Idaho to Chicago O'Hare Intl Airport. The most common time of day flights depart is 12:00PM, with 68% of flights taking off in the afternoon.

How many flights depart from Idaho to Chicago O'Hare Intl Airport on average per week?

121 flights are operational weekly from Idaho to Chicago O'Hare Intl Airport as of September 2025. The most popular departure day for this route is Thu, with 21% of flights per week taking off on this day.

How long does it take to fly to Chicago O'Hare Intl Airport?

Cheap Idaho to Chicago O'Hare Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Chicago O'Hare Intl Airport

Best Price Found

Fastest flight time

Direct flights

When did momondo last update prices for flights from Idaho to Chicago O'Hare Intl Airport?

How many operators does momondo search for flights from Idaho to Chicago O'Hare Intl Airport?

How old do you have to be to fly from Idaho to Chicago O'Hare Intl Airport?

What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

What is the most popular plane model from Idaho to Chicago O'Hare Intl Airport?

Best airlines flying from Idaho to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Idaho to Chicago O'Hare Intl Airport with momondo

Traveling to a place near Chicago?

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Chicago?

Can I find flights from Idaho to Chicago with flexible booking policies on momondo?

How can momondo help me find flights from Idaho to Chicago?

I’m not ready to book a flight from Idaho to Chicago right now. Can momondo alert me if prices change?

An easier way to manage your Chicago O'Hare Intl Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Chicago

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo