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

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

When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Chicago?

Prices for flights from Idaho Falls Fanning Field Airport to Chicago are updated daily.

How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Chicago?

As of July 2025, there are 2 operators available to choose from for flights from Idaho Falls Fanning Field Airport to Chicago.

How old do you have to be to fly from Idaho Falls Fanning Field Airport to Chicago?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Chicago.

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

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

$134 Cheap Flights from Idaho Falls to Chicago in 2025

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Find the cheapest flights from Idaho Falls to Chicago

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

3:00 pm - 10:04 pmIDA-ORD

6h 04m1 stop

6:25 pm - 10:27 pmORD-IDA

5h 02m1 stop

$267Delta

Find Deal

mié., ago. 27 - mar., sep. 2

3:00 pm - 9:00 pmIDA-ORD

5h 00m1 stop

1:05 pm - 10:25 pmORD-IDA

10h 20m2 stops

$272Delta

Find Deal

mar., sep. 2 - sáb., sep. 13

6:03 pm - 12:30 amIDA-ORD

5h 27m1 stop

5:00 am - 9:47 amORD-IDA

5h 47m1 stop

$299United Airlines

Find Deal

sáb., ago. 16 - mar., ago. 19

12:46 pm - 4:58 pmIDA-ORD

3h 12mnonstop

10:19 am - 12:47 pmORD-IDA

3h 28mnonstop

$371American Airlines

Find Deal

jue., ago. 28 - lun., sep. 1

1:35 pm - 9:24 pmIDA-ORD

6h 49m1 stop

9:50 am - 12:24 pmORD-IDA

3h 34mnonstop

$381American Airlines

Find Deal

vie., sep. 5 - mar., sep. 9

6:12 pm - 6:03 amIDA-ORD

10h 51m1 stop

7:08 am - 5:27 pmORD-IDA

11h 19m2 stops

$393

Find Deal

lun., jul. 28 - vie., ago. 1

7:23 pm - 2:13 pmIDA-ORD

17h 50m2 stops

7:08 am - 5:27 pmORD-IDA

11h 19m2 stops

$402

Find Deal

lun., jul. 28 - vie., ago. 1

2:35 pm - 10:42 pmIDA-ORD

7h 07m1 stop

6:21 pm - 10:48 pmORD-IDA

5h 27m1 stop

$425United Airlines

Find Deal

mié., ago. 27 - lun., sep. 1

3:57 pm - 12:03 amIDA-ORD

7h 06m1 stop

6:00 am - 10:38 pmORD-IDA

17h 38m1 stop

$427Alaska Airlines

Find Deal

jue., oct. 2 - dom., oct. 5

3:57 pm - 12:03 amIDA-ORD

7h 06m1 stop

7:59 pm - 3:38 pmORD-IDA

20h 39m2 stops

$430Alaska Airlines

Find Deal

jue., oct. 2 - dom., oct. 5

United Airlines flights from Idaho Falls to Chicago

Our best United Airlines deals on Idaho Falls to Chicago flight tickets

United Airlines

Aug 16

IDA6:03 pmIdaho Falls Fanning Field

5h 27m

1 stop

ORD12:30 amChicago O'Hare Intl

Aug 19

ORD5:00 amChicago O'Hare Intl

5h 47m

1 stop

IDA9:47 amIdaho Falls Fanning Field

$299

Find similar

United Airlines

Aug 27

IDA2:35 pmIdaho Falls Fanning Field

7h 07m

1 stop

ORD10:42 pmChicago O'Hare Intl

Sep 1

ORD6:21 pmChicago O'Hare Intl

5h 27m

1 stop

IDA10:48 pmIdaho Falls Fanning Field

$425

Find similar

United Airlines

Aug 27

IDA4:15 pmIdaho Falls Fanning Field

6h 44m

1 stop

ORD11:59 pmChicago O'Hare Intl

Sep 2

ORD8:20 pmChicago O'Hare Intl

14h 27m

2 stops

IDA9:47 amIdaho Falls Fanning Field

$463

Find similar

Delta flights from Idaho Falls to Chicago

Our best Delta deals on Idaho Falls to Chicago flight tickets

Delta

Aug 27

IDA3:00 pmIdaho Falls Fanning Field

6h 04m

1 stop

ORD10:04 pmChicago O'Hare Intl

Sep 2

ORD6:25 pmChicago O'Hare Intl

5h 02m

1 stop

IDA10:27 pmIdaho Falls Fanning Field

$267

Find similar

Delta

Sep 2

IDA3:00 pmIdaho Falls Fanning Field

5h 00m

1 stop

ORD9:00 pmChicago O'Hare Intl

Sep 13

ORD1:05 pmChicago O'Hare Intl

10h 20m

2 stops

IDA10:25 pmIdaho Falls Fanning Field

$272

Find similar

Delta

Sep 5

IDA3:00 pmIdaho Falls Fanning Field

5h 00m

1 stop

ORD9:00 pmChicago O'Hare Intl

Sep 9

ORD6:25 pmChicago O'Hare Intl

5h 02m

1 stop

IDA10:27 pmIdaho Falls Fanning Field

$309

Find similar

How to get the cheapest flight ticket from Idaho Falls to Chicago

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

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

The cheapest day to depart on your flight to Chicago is on a Tuesday when prices can be found for as low as $331. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Idaho Falls to Chicago for around $544.

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

Our most recent data shows that the best time of day to fly to Chicago is in the morning. Flights from Idaho Falls to Chicago during this time can be as low as $393. In contrast, the most expensive time of day to depart to Chicago is in the afternoon when prices are around $616.

What is the cheapest Idaho Falls Fanning Field to Chicago flight route?

Fly from Idaho Falls Fanning Field to Chicago O'Hare Intl for the best Idaho Falls Fanning Field - Chicago flight prices

What cabin class options are available on Idaho Falls Fanning Field to Chicago flights?

There are 1 cabin classes available to choose from on Idaho Falls Fanning Field to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

When to book flights from Idaho Falls to Chicago

Are you open to changing your travel dates? Check out the ideal times to fly from Idaho Falls to Chicago according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Idaho Falls to Chicago (IDA to CHI) flight deals and tips

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

Best Price Found	$134
Fastest flight time	3h 12m
Direct flights	Mon, Tue, Wed, Fri and Sun
Airports in Chicago	2 airports

The best one-way flight to Chicago from Idaho Falls in the past 72 hours is $134. The best round-trip flight deal from Idaho Falls to Chicago found on momondo in the last 72 hours is $267.

The fastest flight from Idaho Falls to Chicago takes 3h 12m

Direct flights go from Idaho Falls to Chicago on Monday, Tuesday, Wednesday, Friday and Sunday. The only airline offering direct flights is American Airlines.

There are 2 airports near Chicago: Chicago O'Hare Intl (ORD), Chicago Midway (MDW)

Search flight deals

How far is Idaho Falls Fanning Field to Chicago by plane?
A flight from Idaho Falls Fanning Field to Chicago will travel around 1239.4 mi. Typically, this will take 3h 12m by plane in normal conditions.
When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Chicago?
Prices for flights from Idaho Falls Fanning Field Airport to Chicago are updated daily.
How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Chicago?
As of July 2025, there are 2 operators available to choose from for flights from Idaho Falls Fanning Field Airport to Chicago.
How old do you have to be to fly from Idaho Falls Fanning Field Airport to Chicago?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Chicago.
What documentation or ID do you need to fly to Chicago?
The travel and health documents required for your trip to Chicago 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. 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 Falls to Chicago?
momondo data reveals that the most frequently booked plane model on the route from Idaho Falls to Chicago is Canadair (Bombardier) Regional Jet 700, representing 100.00% of all bookings.
What is the most popular airline from Idaho Falls to Chicago?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Idaho Falls to Chicago is Delta (38% of total bookings). The next most popular airlines are United Airlines (34%) and American Airlines (28%).

Best airlines flying from Idaho Falls to Chicago

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

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $323	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights
United Airlines	PriceFrom $361	Free Cancellation	Rating 7.4 8,856 reviews		Search United Airlines flights

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Munster

Monticello

Chesterton

Porter

Griffith

Saint John

Why use momondo?

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

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 Idaho Falls to Chicago for you.

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

Flights from Idaho Falls to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 Chicago from Idaho Falls.

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

Price alerts on flights to Chicago from Idaho Falls are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Idaho Falls to Chicago from $134

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 Falls to Chicago departing on 8/23. 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

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Price Alerts

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Find the cheapest flights from Idaho Falls to Chicago

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

United Airlines flights from Idaho Falls to Chicago

Our best United Airlines deals on Idaho Falls to Chicago flight tickets

Delta flights from Idaho Falls to Chicago

Our best Delta deals on Idaho Falls to Chicago flight tickets

See travel insights to Chicago from

How to get the cheapest flight ticket from Idaho Falls to Chicago

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 day to depart on your flight to Chicago?

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

Our most recent data shows that the best time of day to fly to Chicago is in the morning. Flights from Idaho Falls to Chicago during this time can be as low as $393. In contrast, the most expensive time of day to depart to Chicago is in the afternoon when prices are around $616.

What is the cheapest Idaho Falls Fanning Field to Chicago flight route?

Fly from Idaho Falls Fanning Field to Chicago O'Hare Intl for the best Idaho Falls Fanning Field - Chicago flight prices

What cabin class options are available on Idaho Falls Fanning Field to Chicago flights?

There are 1 cabin classes available to choose from on Idaho Falls Fanning Field to Chicago flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

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

When to book flights from Idaho Falls to Chicago

Cheap Idaho Falls to Chicago (IDA to CHI) flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Chicago

How far is Idaho Falls Fanning Field to Chicago by plane?

When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Chicago?

How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Chicago?

How old do you have to be to fly from Idaho Falls Fanning Field Airport to Chicago?

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

What is the most popular plane model from Idaho Falls to Chicago?

What is the most popular airline from Idaho Falls to Chicago?

Best airlines flying from Idaho Falls to Chicago

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

Traveling to a place near Chicago?

Why use momondo?

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

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

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

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

An easier way to manage your Chicago 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 the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 78.5 mi from Chicago