How many flights depart from Chicago to Idaho on average per day?

As of May 2026, there are 10 flights per day flying from Chicago to Idaho. The most common time of day flights depart is 7:00PM, with 47% of flights taking off in the evening.

What is the cheapest airline that flies from Chicago to Idaho?

Alaska Airlines, Delta, and United Airlines are the most popular carriers operating from Chicago to Idaho

What airlines fly to Idaho?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Idaho from Chicago according to our data. American Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 4 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.

How many flights depart from Chicago to Idaho on average per week?

73 flights are operational weekly from Chicago to Idaho as of May 2026. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.

When did momondo last update prices for flights from Chicago to Idaho?

Prices for flights from Chicago to Idaho were last updated today.

How many operators does momondo search for flights from Chicago to Idaho?

The number of operators available for flights from Chicago to Idaho is 5 as of May 2026.

How old do you have to be to fly from Chicago to Idaho?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Idaho.

What documentation or ID do you need to fly to Idaho?

The travel and health documents required for your trip to Idaho 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 Idaho. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$109 Cheap Flights from Chicago to Idaho in 2026

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Find the cheapest flights from Chicago to Idaho

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 11:42 am

ORD

GEG

7h 42m

1 stop

12:33 pm - 8:32 pm

GEG

ORD

5h 59m

1 stop

$244Multiple Airlines

Tue, Jun 2 - Wed, Jun 3

7:49 pm - 11:03 am

ORD

BOI

16h 14m

1 stop

1:25 pm - 8:43 pm

BOI

ORD

6h 18m

1 stop

$258Multiple Airlines

Tue, Jun 2 - Tue, Jun 9

5:00 am - 9:50 am

ORD

IDA

5h 50m

1 stop

5:54 pm - 12:44 am

IDA

ORD

5h 50m

1 stop

$291United Airlines

Tue, Jun 2 - Sat, Jun 13

11:24 am - 1:21 pm

ORD

GEG

3h 57mnonstop

2:14 pm - 8:10 pm

GEG

ORD

3h 56mnonstop

$297American Airlines

Tue, Jun 2 - Wed, Jun 3

11:30 am - 1:24 pm

ORD

GEG

3h 54mnonstop

2:01 pm - 7:59 pm

GEG

ORD

3h 58mnonstop

$306American Airlines

Wed, Jun 3 - Sat, Jun 6

9:29 am - 11:50 am

ORD

GEG

4h 21mnonstop

4:08 pm - 12:44 am

GEG

ORD

6h 36m

1 stop

$307United Airlines

Tue, Jun 2 - Tue, Jun 9

7:13 pm - 11:06 pm

MDW

GEG

5h 53m

1 stop

10:40 pm - 10:00 am

GEG

MDW

9h 20m

1 stop

$317Delta

Tue, May 26 - Tue, Jun 2

12:53 pm - 9:20 pm

MDW

GEG

10h 27m

1 stop

7:23 pm - 8:42 am

GEG

MDW

11h 19m

2 stops

$322Delta

Tue, May 26 - Tue, Jun 2

6:05 pm - 12:25 am

MDW

BOI

7h 20m

1 stop

7:10 am - 11:30 am

BOI

MDW

3h 20mnonstop

$325Southwest

Tue, Jun 2 - Tue, Jun 9

4:00 pm - 12:25 am

MDW

BOI

9h 25m

2 stops

7:10 am - 11:30 am

BOI

MDW

3h 20mnonstop

$330Southwest

Tue, Jun 2 - Tue, Jun 9

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Frontier flights from Chicago to Idaho

Our best Frontier deals on Chicago to Idaho flight tickets

Frontier

Jun 24

ORD9:48 pmChicago O'Hare Intl

15h 42m

1 stop

BOI12:30 pmBoise Air Term. Gowen Fld

Jun 30

BOI1:25 pmBoise Air Term. Gowen Fld

6h 18m

1 stop

ORD8:43 pmChicago O'Hare Intl

$281

Frontier

May 16

ORD9:37 pmChicago O'Hare Intl

15h 50m

1 stop

BOI12:27 pmBoise Air Term. Gowen Fld

May 24

BOI1:25 pmBoise Air Term. Gowen Fld

6h 07m

1 stop

ORD8:32 pmChicago O'Hare Intl

$376

Alaska Airlines flights from Chicago to Idaho

Our best Alaska Airlines deals on Chicago to Idaho flight tickets

Alaska Airlines

Jun 2

ORD2:10 pmChicago O'Hare Intl

9h 35m

1 stop

GEG9:45 pmSpokane

Jun 3

GEG7:01 amSpokane

9h 49m

1 stop

ORD6:50 pmChicago O'Hare Intl

$277

Alaska Airlines

May 28

ORD7:49 pmChicago O'Hare Intl

16h 14m

1 stop

BOI11:03 amBoise Air Term. Gowen Fld

May 30

BOI8:51 pmBoise Air Term. Gowen Fld

8h 29m

1 stop

ORD6:20 amChicago O'Hare Intl

$295

Alaska Airlines

May 28

ORD2:10 pmChicago O'Hare Intl

9h 27m

1 stop

BOI10:37 pmBoise Air Term. Gowen Fld

Jun 1

BOI6:07 pmBoise Air Term. Gowen Fld

11h 13m

1 stop

ORD6:20 amChicago O'Hare Intl

$310

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Tue 6/2

6:00 am-11:42 am

1 stop7h 42m

Spokane

Wed 6/3

12:33 pm-8:32 pm

1 stop5h 59m

$244

ChicagoBoise

ORD - BOI

ORDBOI

Chicago O'Hare Intl

Tue 6/2

7:49 pm-11:03 am

1 stop16h 14m

Boise Air Term. Gowen Fld

Tue 6/9

1:25 pm-8:43 pm

1 stop6h 18m

$258

ChicagoIdaho Falls

ORD - IDA

ORDIDA

Chicago O'Hare Intl

Tue 6/2

5:00 am-9:50 am

1 stop5h 50m

Idaho Falls Fanning Field

Sat 6/13

5:54 pm-12:44 am

1 stop5h 50m

$291

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Tue 6/2

11:24 am-1:21 pm

Nonstop3h 57m

Spokane

Wed 6/3

2:14 pm-8:10 pm

Nonstop3h 56m

$297

Quickest round-trip

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Wed 6/3

11:30 am-1:24 pm

Nonstop3h 54m

Spokane

Sat 6/6

2:01 pm-7:59 pm

Nonstop3h 58m

$306

ChicagoSpokane

ORD - GEG

ORDGEG

Chicago O'Hare Intl

Tue 6/2

9:29 am-11:50 am

Nonstop4h 21m

Spokane

Tue 6/9

4:08 pm-12:44 am

1 stop6h 36m

$307

ChicagoSpokane

MDW - GEG

MDWGEG

Chicago Midway

Tue 5/26

7:13 pm-11:06 pm

1 stop5h 53m

Spokane

Tue 6/2

10:40 pm-10:00 am

1 stop9h 20m

$317

ChicagoSpokane

MDW - GEG

MDWGEG

Chicago Midway

Tue 5/26

12:53 pm-9:20 pm

1 stop10h 27m

Spokane

Tue 6/2

7:23 pm-8:42 am

2 stops11h 19m

$322

ChicagoBoise

MDW - BOI

MDWBOI

Chicago Midway

Tue 6/2

6:05 pm-12:25 am

1 stop7h 20m

Boise Air Term. Gowen Fld

Tue 6/9

7:10 am-11:30 am

Nonstop3h 20m

$325

ChicagoBoise

MDW - BOI

MDWBOI

Chicago Midway

Tue 6/2

4:00 pm-12:25 am

2 stops9h 25m

Boise Air Term. Gowen Fld

Tue 6/9

7:10 am-11:30 am

Nonstop3h 20m

$330

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 Chicago to Idaho

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 Idaho?

In general, May is the cheapest month to fly from Chicago to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $87. If you don’t want to visit Idaho in May, then you should wait until July to fly from Chicago, when ticket prices are also cheap, with an average price of $91.

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Wednesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $363. On the other hand, Sunday is the most expensive day to depart from Chicago because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $551.

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is in the morning. momondo users have found flights departing from Chicago to Idaho in the morning for as low as $396. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Idaho, so prices are often more expensive at around $465 per ticket.

What is the cheapest Chicago to Idaho flight route?

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

How far in advance should I book a flight from Chicago to Idaho?

You are more likely to see cheaper flights to Idaho from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $429 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Chicago for as low as $284 on momondo.

Can stopping save me money on Chicago to Idaho flights?

No. A direct flight is the cheapest option for a flight between Chicago to Idaho.

Cheap Chicago to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Idaho

Best Price Found	$222
Fastest flight time	3h 13m
Direct flights	Every day
Airports in Idaho	27 airports

The best one-way flight to Idaho from Chicago in the past 72 hours is $222. The best round-trip flight deal from Chicago to Idaho found on momondo in the last 72 hours is $375.

The fastest flight from Chicago to Idaho takes 3h 13m

Direct flights go from Chicago to Idaho every day.

There are 27 airports in Idaho. From Chicago there are direct flights to Idaho Falls Fanning Field (IDA), Jackson Hole (JAC), Boise Air Term. Gowen Fld (BOI).

Search flight deals

Frequently asked questions about flying from Chicago to Idaho

When did momondo last update prices for flights from Chicago to Idaho?
Prices for flights from Chicago to Idaho were last updated today.
How many operators does momondo search for flights from Chicago to Idaho?
The number of operators available for flights from Chicago to Idaho is 5 as of May 2026.
How old do you have to be to fly from Chicago to Idaho?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Chicago to Idaho.
What documentation or ID do you need to fly to Idaho?
The travel and health documents required for your trip to Idaho 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 Idaho. 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 Chicago to Idaho?
momondo data reveals that the most frequently booked plane model on the route from Chicago to Idaho is Embraer 175 (Enhanced Winglets), representing 34.55% of all bookings. The subsequent popular models are Airbus A319 at 16.18%, Boeing 737-800 at 14.00%, and Boeing 737 MAX 9 at 8.18%.

Best airlines flying from Chicago to Idaho

Compare and see reviews for airlines that fly from Chicago to Idaho with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $174	Free Cancellation	Rating 7.9 8,460 reviews	Search Delta flights
United Airlines	PriceFrom $249	Free Cancellation	Rating 7.4 9,680 reviews	Search United Airlines flights
Southwest	PriceFrom $254	Free Cancellation	Rating 7.9 4,307 reviews	Search Southwest flights
American Airlines	PriceFrom $279	Free Cancellation	Rating 7.1 11,673 reviews	Search American Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Idaho for you.

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

All flight searches from Chicago to Idaho on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Idaho from Chicago.

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

If you are simply researching potential flights to Idaho, momondo offers a useful price alert feature which will track prices for flights to Idaho from Chicago and alert you when they change.

An easier way to manage your Idaho trip

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Popular cities in Idaho

Flights to New Yorkfrom $71

Flights to Los Angelesfrom $51

Flights to Orlandofrom $52

Flights to Miamifrom $50

Flights to Chicagofrom $69

Flights to San Franciscofrom $76

Flights to Las Vegasfrom $56

Flights to Washington, D.C.from $55

Flights to Bostonfrom $92

Flights to Atlantafrom $50

Flights to Dallasfrom $76

Flights to Fort Lauderdalefrom $52

Cheap flights from Chicago to Idaho from $107

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 departing on 8/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Frontier flights from Chicago to Idaho

Our best Frontier deals on Chicago to Idaho flight tickets

Alaska Airlines flights from Chicago to Idaho

Our best Alaska Airlines deals on Chicago to Idaho flight tickets

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How to get the cheapest flight ticket from Chicago to Idaho

What is the cheapest month to fly to Idaho?

What is the cheapest day to depart on your flight to Idaho?

What is the cheapest time of day to depart on your flight to Idaho?

What is the cheapest Chicago to Idaho flight route?

How far in advance should I book a flight from Chicago to Idaho?

Can stopping save me money on Chicago to Idaho flights?

What is the cheapest airline that flies from Chicago to Idaho?

What airlines fly to Idaho?

How many flights depart from Chicago to Idaho on average per day?

How many flights depart from Chicago to Idaho on average per week?

Cheap Chicago to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Idaho

Best Price Found

Fastest flight time

Direct flights

Airports in Idaho

Frequently asked questions about flying from Chicago to Idaho

Best airlines flying from Chicago to Idaho

Compare and see reviews for airlines that fly from Chicago to Idaho with momondo

Why use momondo?

An easier way to manage your Idaho 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 Idaho

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