HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Illinois

$70+ Cheap flights from Indianapolis (IND) to Illinois

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
IND — ORD
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Indianapolis to Illinois with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Indianapolis to Illinois

Cheapest flights from Indianapolis to Illinois
Explore the most affordable flight options available from Indianapolis to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/308:48 amIND - ORD
1 stop24h 43mSpirit Airlines
Tue 1/63:26 pmORD - IND
1 stop19h 07mSpirit Airlines
Deal found 12/13$200
This Kiwi.com deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:51 pmIND - ORD
1 stop16h 40mMultiple Airlines
Tue 1/65:29 pmORD - IND
2 stops17h 04mMultiple Airlines
Deal found 12/13$226
This Kiwi.com deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:51 pmIND - ORD
1 stop16h 40mMultiple Airlines
Fri 2/209:07 pmORD - IND
1 stop11h 26mMultiple Airlines
Deal found 12/14$267
This Kiwi.com deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/314:51 pmIND - ORD
1 stop16h 40mMultiple Airlines
Sun 1/410:12 amORD - IND
2 stops22h 15mMultiple Airlines
Deal found 12/14$292
This American Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3011:00 amIND - ORD
Nonstop1h 24mAmerican Airlines
Tue 1/65:30 pmORD - IND
Nonstop1h 10mAmerican Airlines
Deal found 12/13$306
This Mytrip deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/264:51 pmIND - ORD
1 stop16h 40mSpirit Airlines
Fri 2/208:42 pmORD - IND
2 stops25h 06mSpirit Airlines
Deal found 12/14$308
This Delta deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/281:45 pmIND - STL
1 stop4h 16mDelta
Thu 1/16:00 amSTL - IND
1 stop6h 11mDelta
Deal found 12/13$320
This United Airlines deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:44 pmIND - ORD
1 stop17h 02mUnited Airlines
Thu 12/252:51 pmORD - IND
Nonstop1h 12mUnited Airlines
Deal found 12/13$343
This Mytrip deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/168:48 amIND - ORD
1 stop14h 23mSpirit Airlines
Wed 12/174:38 pmORD - IND
1 stop13h 35mSpirit Airlines
Deal found 12/13$348
This American Airlines deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:44 amIND - ORD
Nonstop1h 24mAmerican Airlines
Sun 1/48:05 pmORD - IND
Nonstop1h 24mAmerican Airlines
Deal found 12/14$358
This Southwest deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:00 pmIND - MDW
Nonstop1h 10mSouthwest
Sun 1/410:20 pmMDW - IND
Nonstop1h 00mSouthwest
Deal found 12/14$368
This Delta deal was found by Cheapflights users on 12/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:42 pmIND - STL
1 stop6h 00mDelta
Thu 12/256:29 amSTL - IND
1 stop3h 55mDelta
Deal found 12/13$405

Find flight deals from Indianapolis to Illinois

Keep the following information in mind while searching for Indianapolis to Illinois flight deals. Data was last updated December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$157
(Kiwi.com)

One-way from

$70
(Kiwi.com)

Popular in

November

Cheapest in

August

Average price

$244

Good round-trip deal

$332 or less

Good one-way deal

$194 or less
Provider with most accurate pricing for Indianapolis-Chicago (CHI) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Indianapolis-Chicago (CHI) flights.
Search Deals
From Indianapolis to Illinois
Search Deals
One-way flight from Indianapolis to Illinois
Search Deals
Highest demand for flights based on searches. 0% potential increase in price ($2 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Indianapolis to Illinois.
Search Deals
Price to beat on a one-way flight from Indianapolis to Illinois.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Indianapolis to Illinois that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Indianapolis to Illinois that are best for you.

Fly from

Indianapolis

Fly to

Illinois

Route

Depart

Return

Price

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Mon 2/2

12:38 pm-1:58 pm

1 stop26h 20m

Chicago O'Hare Intl

Tue 2/24

6:02 pm-9:33 am

2 stops14h 31m

$167

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Wed 2/4

10:38 am-10:41 am

1 stop25h 03m

Chicago O'Hare Intl

Tue 2/24

7:59 pm-7:23 pm

1 stop22h 24m

$168

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Sat 1/10

10:38 am-10:42 pm

2 stops13h 04m

Chicago O'Hare Intl

Sat 1/17

10:48 am-6:23 pm

1 stop6h 35m

$180

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Fri 1/16

6:55 am-6:24 pm

1 stop12h 29m

Chicago O'Hare Intl

Mon 1/19

6:20 am-3:34 pm

1 stop8h 14m

$183

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Tue 2/3

5:10 am-9:03 pm

1 stop16h 53m

Chicago O'Hare Intl

Tue 2/24

6:02 pm-9:33 am

2 stops14h 31m

$185

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Mon 1/12

8:55 pm-1:13 pm

2 stops17h 18m

Chicago O'Hare Intl

Mon 1/19

6:20 am-3:34 pm

1 stop8h 14m

$188

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Sun 1/11

2:12 pm-5:52 pm

1 stop28h 40m

Chicago O'Hare Intl

Sun 1/18

4:41 pm-3:34 pm

1 stop21h 53m

$188

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Sat 1/31

6:00 am-10:42 pm

1 stop17h 42m

Chicago O'Hare Intl

Sun 2/1

8:43 pm-11:43 am

2 stops14h 00m

$188

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Mon 1/12

10:29 am-10:55 am

Nonstop1h 26m

Chicago O'Hare Intl

Sat 1/17

8:26 am-10:38 am

Nonstop1h 12m

$193

IndianapolisChicago

IND - MDW

INDMDW

Indianapolis

Wed 2/18

4:25 pm-4:25 pm

Nonstop1h 00m

Chicago Midway

Wed 2/25

10:00 am-12:10 pm

Nonstop1h 10m

$193

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 54 results
1
2
3
...
6

Best time to book a flight from Indianapolis to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Indianapolis with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Indianapolis to Illinois

What is the cheapest month to book a flight from Indianapolis to Illinois?

Currently, February is the cheapest month in which you can book a flight from Indianapolis to Illinois (average of $127). Flying from Indianapolis to Illinois in June is currently the most expensive (average of $179). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IND to IL?

Find hourly flight availability from Indianapolis to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 40% on flights from Indianapolis to Illinois by exploring options for tickets in the morning.

What is the cheapest day to fly from Indianapolis to Illinois?

Use this chart to determine the cheapest time to fly round-trip from Indianapolis to Illinois. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Indianapolis to Illinois flight should consider departing on Sunday at noon when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated December 15, 2025.
Get a feel of what it's like to fly with Southwest, United Airlines, and American Airlines from Indianapolis to Illinois by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,250 reviews

Overall

7.9

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
7.9
Good
4,250 reviews
Southwest
7.9
Good
4,250 reviews

Overall

7.9

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,092 reviews
Southwest
7.9
Good
4,250 reviews

Overall

7.9

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,051 reviews
Southwest
7.9
Good
4,250 reviews

Overall

7.9

Comfort

8.0

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Indianapolis to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Indianapolis to Illinois?

    Most people fly from Indianapolis (IND) if they book a flight from Indianapolis to Illinois. Indianapolis is conveniently located just 8.3 mi from Indianapolis’s city center.

  • How long is the flight from Indianapolis to Illinois?

    Spirit Airlines, Southwest, and American Airlines can get you from Indianapolis to Illinois in just under 1h. Your travel time can differ by up to 12h 04m. The distance between Indianapolis and Illinois is about 162 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Indianapolis to Illinois one-way?

    One-way options have recently been found by users for as low as $88 on Southwest. Other airlines that offer cheap prices include United Airlines from $98 and American Airlines from $103 one-way.

  • What are the most popular routes from Indianapolis to Illinois?

    While some choose either Indianapolis - Chicago Midway or Indianapolis - Lambert-St Louis, Indianapolis - Chicago O'Hare Intl is the most popular route from Indianapolis to Illinois.

  • What are the most reliable airlines from Indianapolis to Illinois?

    The top 3 most reliable airlines when flying from Indianapolis to Illinois are Air Chathams (100%), Copa Airlines (86%) and Envoy Air (82%).

  • What are the cheapest flights from Indianapolis to Illinois?

    On average you can expect to pay $892 for a flight from Indianapolis to Illinois. The cheapest flight overall is $128 while the most popular route, (Indianapolis - Chicago O'Hare Intl) is currently priced at $162.

  • Can I find deals for flights from Indianapolis to Illinois that include hotel bookings?

    Yes. In addition to deals on Indianapolis to Illinois flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Indianapolis to Illinois?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Indianapolis to Illinois.

  • Can I find deals for business class flights from Indianapolis to Illinois?

    Yes. Cheapflights offers flight deals from Indianapolis to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Indianapolis to Illinois?

    Currently, February is the cheapest month in which you can book a flight from Indianapolis to Illinois (average of $127). Flying from Indianapolis to Illinois in June is currently the most expensive (average of $179). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Indianapolis to Illinois

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Las Vegas flights
O'Hare Intl to John F Kennedy Intl flights
O'Hare Intl to Los Angeles flights
O'Hare Intl to Orlando flights
O'Hare Intl to Dallas/Fort Worth flights
O'Hare Intl to Sky Harbor Intl flights
O'Hare Intl to Miami flights
O'Hare Intl to LaGuardia flights
O'Hare Intl to Fort Lauderdale flights
O'Hare Intl to Denver flights
O'Hare Intl to Newark flights
O'Hare Intl to Tampa flights
O'Hare Intl to San Francisco flights
Midway to Los Angeles flights
O'Hare Intl to Atlanta flights
O'Hare Intl to Seattle flights
Midway to Orlando flights
Midway to Miami flights
O'Hare Intl to Santa Ana flights
Cincinnati to Orlando flights
Midway to Dallas/Fort Worth flights
O'Hare Intl to San Diego flights
Midway to Las Vegas flights
O'Hare Intl to Ontario flights
Cincinnati to Fort Lauderdale flights
O'Hare Intl to Fort Myers flights
O'Hare Intl to Honolulu flights
Indianapolis to Los Angeles flights
Midway to Fort Lauderdale flights
Midway to Atlanta flights
Cincinnati to John F Kennedy Intl flights
Cincinnati to Las Vegas flights
O'Hare Intl to George Bush Intcntl flights
O'Hare Intl to Salt Lake City flights
O'Hare Intl to New Orleans flights
O'Hare Intl to Love Field flights
Indianapolis to Orlando flights
Midway to John F Kennedy Intl flights
O'Hare Intl to Austin flights
Indianapolis to Fort Lauderdale flights
O'Hare Intl to Reagan-National flights
Cincinnati to LaGuardia flights
Midway to Tampa flights
O'Hare Intl to Hobby flights
O'Hare Intl to Philadelphia flights
Cincinnati to Tampa flights
O'Hare Intl to Key West flights
Cincinnati to Sky Harbor Intl flights
Cincinnati to Newark flights
O'Hare Intl to Palm Springs flights

Top 2 airlines flying from Indianapolis to Illinois

Discover the top 2 airlines that operate flights from Indianapolis to Illinois. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$137Average$246FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$167Average$292FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.