Cheap flights from Idaho Falls (IDA) to Chicago (CHI) from $274

This is the cheapest one-way flight price, found on 9/21. Prices may vary by date and flight preferences.
IDA — CHI
sep. 26 — oct. 31

How to find the cheapest flight from Idaho Falls (IDA) to Chicago (CHI)

All the information you need to plan the best IDA to CHI flight in 2023: compare Idaho Falls to Chicago flight prices with the expected peak season, weather and rainfall in Chicago.

Popular in

July

Cheapest in

January

Average price

$553

Round-trip from

$207
High demand for flights, 20% potential price rise
Best time to find cheap flights, 33% potential price drop
Average for round-trip flights in September 2023
From Idaho Falls Fanning Field to Chicago (CHI)

IDA - CHI

Price

$207 - $364

CHI

Temperature

23 - 73.4 °F

CHI

Rainfall

1.7 - 4.9 inches

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

Users have found that booking a flight from Idaho Falls to Chicago at least 54 days early can save you up to 46% on average compared to booking a flight this week. If booking 54 days before your flight isn’t an option for you, users have found flights from Idaho Falls to Chicago for as little as $708 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $820 for flights departing within the next 3 days.

What is the cheapest month to fly from Idaho Falls to Chicago?

Our data shows that January tends to be the cheapest month to fly to Chicago from Idaho Falls. Users have commonly found prices around $666 for the month, but tickets can be as low as $425. Due to multiple factors, prepare for potentially higher prices in July.

When is the cheapest time to fly from Idaho Falls to Chicago (IDA - CHI)?

When flying from Idaho Falls to Chicago, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 31% versus a flight in the morning.

Cheap Delta flights from Idaho Falls to Chicago

Take a peek at the cheapest Delta flights we've detected traveling from Idaho Falls to Chicago. Be sure to come back soon if the deals available don't appeal to you at this time.

Cheap American Airlines flights from Idaho Falls to Chicago

Browse through some of the cheapest American Airlines flights traveling from Idaho Falls to Chicago. Make sure to examine the flight information before completing your reservation.

Cheap Idaho Falls to Chicago flights in September & October 2023

The best prices found for IDA to CHI flights for September, October
Scroll through some of the best deals on flights from Idaho Falls to Chicago in 2023. If these deals don't appeal to you, be sure to come back soon for more options.

Idaho Falls to Chicago 2023 flight deals

Cheap flights to Chicago from Idaho Falls found for this year
Scroll through some of the best deals on flights from Idaho Falls to Chicago in 2023. If these deals don't appeal to you, be sure to come back soon for more options.

One-way flights to Chicago from Idaho Falls

The cheapest one-way flights from Idaho Falls to Chicago
Users in need of a one-way flight from Idaho Falls to Chicago can choose from these deals. Those seeking round-trip flights from Idaho Falls to Chicago should utilize the search form at the the top of the page.

Find flights from Idaho Falls to Chicago within your budget

Use the slider to find flights from Idaho Falls to Chicago that fit your budget.

Fly from

Any airport

Fly to

Any airport

Budget

$304 - $571

Route

Depart

Return

Price

Idaho Falls Fanning FieldChicago Midway

IDA - MDW

IDAMDW

Idaho Falls Fanning Field

vie. 10/27

2 stops16h 30m

Chicago Midway

lun. 10/30

1 stop10h 08m

Idaho Falls Fanning FieldChicago Midway

IDA - MDW

IDAMDW

Idaho Falls Fanning Field

vie. 10/27

2 stops16h 30m

Chicago Midway

lun. 10/30

1 stop10h 08m

Idaho Falls Fanning FieldChicago O'Hare Intl

IDA - ORD

IDAORD

Idaho Falls Fanning Field

vie. 10/27

1 stop18h 15m

Chicago O'Hare Intl

dom. 10/29

2 stops18h 57m

Idaho Falls Fanning FieldChicago Midway

IDA - MDW

IDAMDW

Idaho Falls Fanning Field

vie. 10/27

1 stop9h 24m

Chicago Midway

dom. 10/29

2 stops19h 18m

Idaho Falls Fanning FieldChicago Midway

IDA - MDW

IDAMDW

Idaho Falls Fanning Field

vie. 10/27

1 stop9h 24m

Chicago Midway

lun. 10/30

1 stop10h 08m

Idaho Falls Fanning FieldChicago O'Hare Intl

IDA - ORD

IDAORD

Idaho Falls Fanning Field

jue. 11/9

1 stop7h 52m

Chicago O'Hare Intl

dom. 11/12

1 stop6h 22m

Idaho Falls Fanning FieldChicago O'Hare Intl

IDA - ORD

IDAORD

Idaho Falls Fanning Field

jue. 11/9

2 stops11h 14m

Chicago O'Hare Intl

dom. 11/12

1 stop6h 22m

Idaho Falls Fanning FieldChicago O'Hare Intl

IDA - ORD

IDAORD

Idaho Falls Fanning Field

jue. 10/26

1 stop6h 43m

Chicago O'Hare Intl

lun. 10/30

1 stop7h 25m

Idaho Falls Fanning FieldChicago O'Hare Intl

IDA - ORD

IDAORD

Idaho Falls Fanning Field

mié. 10/25

1 stop4h 55m

Chicago O'Hare Intl

dom. 10/29

1 stop11h 21m

Flights are sorted by cheapest first

Deals found on 9/21

Reviews of airlines servicing Chicago

Read reviews from past customers who have flown Delta, American Airlines and United Airlines from Idaho Falls to Chicago. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
1,393 reviews

Entertainment

7.2

Food

7.2

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 10

I appreciated that we departed & arrived on time. I was very cold on the plane, despite wearing 2 jackets, & will bring a blanket next time. I appreciated the hot tea & cookie I was served. I also appreciated that our luggage was not lost or damaged.

Alaska Airlines
8.1
Very good
1,393 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Entertainment

7.2

Food

7.2

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 10

I appreciated that we departed & arrived on time. I was very cold on the plane, despite wearing 2 jackets, & will bring a blanket next time. I appreciated the hot tea & cookie I was served. I also appreciated that our luggage was not lost or damaged.

Delta
7.9
Good
3,016 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Entertainment

7.2

Food

7.2

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 10

I appreciated that we departed & arrived on time. I was very cold on the plane, despite wearing 2 jackets, & will bring a blanket next time. I appreciated the hot tea & cookie I was served. I also appreciated that our luggage was not lost or damaged.

United Airlines
7.4
Good
1,887 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Entertainment

7.2

Food

7.2

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 10

I appreciated that we departed & arrived on time. I was very cold on the plane, despite wearing 2 jackets, & will bring a blanket next time. I appreciated the hot tea & cookie I was served. I also appreciated that our luggage was not lost or damaged.

American Airlines
7.2
Good
2,635 reviews
Alaska Airlines
8.1
Very good
1,393 reviews

Entertainment

7.2

Food

7.2

Comfort

8.0

Overall

8.1

Crew

8.6

Boarding

8.3

Reviews

1 / 10

I appreciated that we departed & arrived on time. I was very cold on the plane, despite wearing 2 jackets, & will bring a blanket next time. I appreciated the hot tea & cookie I was served. I also appreciated that our luggage was not lost or damaged.

Related info for your journey

Useful info, stats and facts about Idaho Falls to Chicago flights.

What airport do you fly from for flights from Idaho Falls to Chicago?

If you book a flight to Chicago from Idaho Falls, you will be flying from Fanning Field, which is the city’s only airport. Idaho Falls Fanning Field (IDA) is located 3.8 mi from the center of Idaho Falls. There are 0 flights from Fanning Field to Chicago per day from 3 different airlines.

Can I find flights from Idaho Falls to Chicago for under $400 on Cheapflights?

Yes, there are multiple flights from Idaho Falls to Chicago for under $400. The cheapest flight booked recently is on Multiple Airlines for just $304, but on average you can expect to pay $495.

What are the cheapest airlines flying from Idaho Falls to Chicago round-trip?

Flying on Delta is currently your cheapest option to Chicago, with prices starting at $377. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $477 and $571, respectively. These flights start at 43% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Idaho Falls to Chicago one-way?

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $274. American Airlines flights start at $508 while deals on Delta start at $893 one-way.

What are the most popular airlines that fly from Idaho Falls to Chicago?

What does IDA to ORD mean?

IDA and ORD are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. IDA to ORD refers to a flight route from Idaho Falls Fanning Field Airport to Chicago O'Hare Intl Airport. Chicago Midway Airport (MDW), Chicago Greater Rockford Airport (RFD) are other airports near this flight route and their unique identifiers/IATA codes.

Top 3 airlines flying from Idaho Falls to Chicago

The chart below displays the airlines Cheapflights users traveling from Idaho Falls to Chicago choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$390Average$486FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
American AirlinesCheapest$407Average$491FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$446Average$698FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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