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$58+ Cheap flights from Illinois to Indiana

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — IND
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Illinois to Indiana

Keep the following information in mind while searching for Illinois to Indiana flight deals. Data was last updated May 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$126
(Ticket)

One-way from

$58
(Mytrip)

Popular in

April

Cheapest in

December

Average price

$269

Good round-trip deal

$208 or less

Good one-way deal

$110 or less
Provider with most accurate pricing for Chicago (CHI)-Indianapolis flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Indianapolis flights.
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From Illinois to Indiana
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One-way flight from Illinois to Indiana
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Highest demand for flights based on searches. 8% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Price to beat on a round-trip flight from Illinois to Indiana.
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Price to beat on a one-way flight from Illinois to Indiana.
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Find flight deals from Illinois to Indiana

Cheapest flights from Illinois to Indiana
Explore the most affordable flight options available from Illinois to Indiana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Ticket deal was found by Cheapflights users on 4/30. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2412:15 pmSTL - ORD
1 stop19h 25mSouthern / Mokulele
Sun 5/258:20 pmORD - STL
1 stop15h 25mSouthern / Mokulele
Deal found 4/30$126
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Mon 5/1210:00 amORD - IND
1 stop22h 45mSpirit Airlines
Wed 5/1410:50 amIND - ORD
1 stop23h 05mSpirit Airlines
Deal found 4/30$155
This Frontier deal was found by Cheapflights users on 5/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/162:52 pmSTL - MDW
1 stop7h 43mFrontier
Sat 8/236:10 amMDW - STL
1 stop5h 06mFrontier
Deal found 5/1$162
This Frontier deal was found by Cheapflights users on 4/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/315:35 pmSTL - ORD
1 stop6h 29mFrontier
Tue 6/35:03 pmORD - STL
1 stop6h 34mFrontier
Deal found 4/30$162
This Mytrip deal was found by Cheapflights users on 4/30. 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.
Sat 5/245:03 pmORD - CVG
1 stop16h 56mFrontier
Sat 5/316:05 amCVG - ORD
1 stop18h 47mFrontier
Deal found 4/30$163
This Mytrip deal was found by Cheapflights users on 4/30. 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 6/312:41 pmORD - SDF
1 stop19h 03mMultiple Airlines
Wed 6/42:07 pmSDF - ORD
1 stop7h 01mMultiple Airlines
Deal found 4/30$163
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/286:30 amORD - SDF
1 stop5h 42mSpirit Airlines
Fri 5/302:07 pmSDF - ORD
1 stop7h 01mSpirit Airlines
Deal found 4/30$164
This American Airlines deal was found by Cheapflights users on 5/1. 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 5/282:20 pmORD - SDF
Nonstop1h 32mAmerican Airlines
Thu 5/2911:51 amSDF - ORD
Nonstop1h 41mAmerican Airlines
Deal found 5/1$179
This Southwest deal was found by Cheapflights users on 4/30. 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.
Sat 5/241:00 pmMDW - SDF
Nonstop1h 10mSouthwest
Sun 5/258:00 amSDF - MDW
Nonstop1h 15mSouthwest
Deal found 4/30$179
This American Airlines deal was found by Cheapflights users on 4/29. 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 5/278:59 pmORD - FWA
Nonstop1h 11mAmerican Airlines
Tue 6/35:32 pmFWA - ORD
Nonstop1h 12mAmerican Airlines
Deal found 4/29$179
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 5/3010:31 pmORD - IND
Nonstop1h 07mAmerican Airlines
Wed 6/412:21 pmIND - ORD
Nonstop1h 19mAmerican Airlines
Deal found 4/30$179
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Sat 5/242:47 pmORD - DAY
Nonstop1h 13mAmerican Airlines
Mon 5/265:26 pmDAY - ORD
Nonstop1h 20mAmerican Airlines
Deal found 5/1$179

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois to Indiana 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 May 1, 2025.
Use the filters below to find and compare flights from Illinois to Indiana that are best for you.

Fly from

Illinois

Fly to

Indiana

Route

Depart

Return

Price

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Sat 5/24

12:15 pm-7:40 am

1 stop19h 25m

Chicago O'Hare Intl

Sun 5/25

8:20 pm-11:45 am

1 stop15h 25m

$126

ChicagoIndianapolis

ORD - IND

ORDIND

Chicago O'Hare Intl

Mon 5/12

10:00 am-9:45 am

1 stop22h 45m

Indianapolis

Wed 5/14

10:50 am-8:55 am

1 stop23h 05m

$155

St. LouisChicago

STL - MDW

STLMDW

Lambert-St Louis

Sat 8/16

2:52 pm-10:35 pm

1 stop7h 43m

Chicago Midway

Sat 8/23

6:10 am-11:16 am

1 stop5h 06m

$162

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Sat 5/31

5:35 pm-12:04 am

1 stop6h 29m

Chicago O'Hare Intl

Tue 6/3

5:03 pm-11:37 pm

1 stop6h 34m

$162

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Tue 6/3

12:41 pm-8:44 am

1 stop19h 03m

Louisville Intl

Wed 6/4

2:07 pm-8:08 pm

1 stop7h 01m

$163

ChicagoCincinnati

ORD - CVG

ORDCVG

Chicago O'Hare Intl

Sat 5/24

5:03 pm-10:59 am

1 stop16h 56m

Cincinnati Cinci./N. Kentucky

Sat 5/31

6:05 am-11:52 pm

1 stop18h 47m

$163

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Wed 5/28

6:30 am-1:12 pm

1 stop5h 42m

Louisville Intl

Fri 5/30

2:07 pm-8:08 pm

1 stop7h 01m

$164

ChicagoLouisville

ORD - SDF

ORDSDF

Chicago O'Hare Intl

Wed 5/28

2:20 pm-4:52 pm

Nonstop1h 32m

Louisville Intl

Thu 5/29

11:51 am-12:32 pm

Nonstop1h 41m

$179

ChicagoLouisville

MDW - SDF

MDWSDF

Chicago Midway

Sat 5/24

1:00 pm-3:10 pm

Nonstop1h 10m

Louisville Intl

Sun 5/25

8:00 am-8:15 am

Nonstop1h 15m

$179

ChicagoFort Wayne

ORD - FWA

ORDFWA

Chicago O'Hare Intl

Tue 5/27

8:59 pm-11:10 pm

Nonstop1h 11m

Fort Wayne

Tue 6/3

5:32 pm-5:44 pm

Nonstop1h 12m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/1

Showing 1-10 of 60 results
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Best time to book a flight from Illinois to Indiana

Have a flexible travel schedule? Discover the best time to fly to Indiana from Illinois 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 Illinois to Indiana

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

Currently, August is the cheapest month in which you can book a flight from Illinois to Indiana (average of $297). Flying from Illinois to Indiana in March is currently the most expensive (average of $361). 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 IL to IN?

Find hourly flight availability from Illinois to Indiana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Indiana as you normally would.

Weekly flight availability from Illinois to Indiana

Explore weekly flight availability from Illinois to Indiana. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 1, 2025.

The most flights from USIL to USIN are scheduled on a Wednesday (65 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (17 on average).

Rainfall in Indiana by month

Plan your trip to Indiana by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Indiana ranges from 2.3 - 5.1 inches per month. May is typically the wettest month, when rainfall can reach 5.1 in. February is typically the driest time to visit Indiana when rainfall is around 2.3 in.

Temperature in Indiana by month

Plan your trip to Indiana by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Indiana, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Indiana

Get insights into the airlines that provide service to Indiana. 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 Indiana. Reviews last updated May 1, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from Illinois to Indiana to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,293 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Allegiant Air
7.3
Good
734 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Overall

8.0

Boarding

8.1

Food

7.1

Entertainment

7.1

Crew

8.5

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

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

    One-way options have recently been found by users for as low as $58 on Spirit Airlines. Other airlines that offer cheap prices include Southern / Mokulele from $72 and Frontier from $81 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Indiana 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 Illinois to Indiana?

    Currently, August is the cheapest month in which you can book a flight from Illinois to Indiana (average of $297). Flying from Illinois to Indiana in March is currently the most expensive (average of $361). 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

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Alternative routes for Illinois to Indiana

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Illinois to Indiana

Discover the top 3 airlines that operate flights from Illinois to Indiana. 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$174Average$353FlexibilityNo cancel feeOn-time69%
Southern / MokuleleCheapest$176Average$208FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$179Average$323FlexibilityNo cancel feeOn-time71%

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