What is the cheapest airline that flies from Indianapolis to Illinois?

Delta, Frontier, and Southwest are the most popular carriers operating from Indianapolis to Illinois

What airlines fly to Illinois?

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Illinois from Indianapolis according to our data. United Airlines is the first choice among our users, with 62% of people opting to fly with this airline when traveling to Illinois. Keep in mind that there are 3 different airlines that fly to Illinois on a routine basis, so you have a few additional options to choose from.

How many flights depart from Indianapolis to Illinois on average per week?

The number of flights available between Indianapolis and Illinois is 400 per week as of August 2026. The most frequent departure day is Thu, with 19% of weekly flights leaving on this day.

How many flights depart from Indianapolis to Illinois on average per day?

The number of flights available between Indianapolis and Illinois is 57 per day as of August 2026. The most frequent departure time is 3:00PM, with 43% of daily flights leaving in the afternoon.

When did momondo last update prices for flights from Indianapolis Airport to Illinois?

Prices for flights from Indianapolis Airport to Illinois are refreshed on a daily basis.

How many operators does momondo search for flights from Indianapolis Airport to Illinois?

As of August 2026, there are 3 operators available to choose from for flights from Indianapolis Airport to Illinois.

How old do you have to be to fly from Indianapolis Airport to Illinois?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Indianapolis Airport to Illinois.

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

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

$58 Cheap Flights from Indianapolis to Illinois in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Indianapolis to Illinois

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

7:48 pm - 11:51 amIND Indianapolis-ORD Chicago O'Hare Intl

17h 03m1 stop Atlanta Hartsfield-Jackson

6:20 am - 6:53 pmORD Chicago O'Hare Intl-IND Indianapolis

11h 33m1 stop Atlanta Hartsfield-Jackson

$127Frontier

Mon, Sep 21 - Wed, Sep 23

7:48 pm - 11:51 amIND Indianapolis-ORD Chicago O'Hare Intl

17h 03m1 stop Atlanta Hartsfield-Jackson

6:20 am - 6:53 pmORD Chicago O'Hare Intl-IND Indianapolis

11h 33m1 stop Atlanta Hartsfield-Jackson

$129Frontier

Mon, Sep 14 - Wed, Sep 16

7:48 pm - 11:51 amIND Indianapolis-ORD Chicago O'Hare Intl

17h 03m1 stop Atlanta Hartsfield-Jackson

6:20 am - 6:53 pmORD Chicago O'Hare Intl-IND Indianapolis

11h 33m1 stop Atlanta Hartsfield-Jackson

$130Frontier

Mon, Sep 21 - Wed, Sep 23

6:45 am - 6:45 amIND Indianapolis-MDW Chicago Midway

1h 00mnonstop

8:35 pm - 10:40 pmMDW Chicago Midway-IND Indianapolis

1h 05mnonstop

$132Southwest

Fri, Sep 11 - Fri, Sep 11

5:00 pm - 5:05 pmIND Indianapolis-MDW Chicago Midway

1h 05mnonstop

8:35 pm - 10:40 pmMDW Chicago Midway-IND Indianapolis

1h 05mnonstop

$132Southwest

Fri, Sep 11 - Fri, Sep 11

6:45 am - 6:45 amIND Indianapolis-MDW Chicago Midway

1h 00mnonstop

4:30 pm - 11:10 pmMDW Chicago Midway-IND Indianapolis

5h 40m1 stop Dallas Love Field

$142Southwest

Fri, Sep 11 - Fri, Sep 11

7:00 am - 7:21 amIND Indianapolis-ORD Chicago O'Hare Intl

1h 21mnonstop

2:15 pm - 4:33 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 18mnonstop

$157United Airlines

Mon, Sep 21 - Wed, Sep 23

6:00 am - 6:20 amIND Indianapolis-ORD Chicago O'Hare Intl

1h 20mnonstop

6:17 pm - 8:39 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 22mnonstop

$157United Airlines

Fri, Sep 11 - Fri, Sep 11

10:32 am - 11:00 amIND Indianapolis-ORD Chicago O'Hare Intl

1h 28mnonstop

8:50 pm - 11:09 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 19mnonstop

$157American Airlines

Fri, Sep 11 - Fri, Sep 11

6:50 am - 7:28 amIND Indianapolis-ORD Chicago O'Hare Intl

1h 38mnonstop

10:06 am - 12:19 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 13mnonstop

$157American Airlines

Thu, Sep 10 - Thu, Sep 17

Cheap last minute flights

Enter your travel dates to find the best prices.

10:53 am - 11:10 pmIND Indianapolis-ORD Chicago O'Hare Intl

13h 17m1 stop Orlando

7:05 am - 5:26 pmORD Chicago O'Hare Intl-IND Indianapolis

9h 21m1 stop Atlanta Hartsfield-Jackson

$320Frontier

Mon, Aug 17 - Wed, Aug 19

10:53 am - 11:10 pmIND Indianapolis-ORD Chicago O'Hare Intl

13h 17m1 stop Orlando

7:05 am - 5:26 pmORD Chicago O'Hare Intl-IND Indianapolis

9h 21m1 stop Atlanta Hartsfield-Jackson

$320Frontier

Mon, Aug 17 - Mon, Aug 24

10:53 am - 11:10 pmIND Indianapolis-ORD Chicago O'Hare Intl

13h 17m1 stop Orlando

7:05 am - 5:26 pmORD Chicago O'Hare Intl-IND Indianapolis

9h 21m1 stop Atlanta Hartsfield-Jackson

$321Frontier

Mon, Aug 17 - Mon, Aug 24

12:40 pm - 1:02 pmIND Indianapolis-ORD Chicago O'Hare Intl

1h 22mnonstop

7:45 pm - 10:07 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 22mnonstop

$347United Airlines

Sat, Aug 15 - Tue, Sep 15

12:19 pm - 12:41 pmIND Indianapolis-ORD Chicago O'Hare Intl

1h 22mnonstop

11:45 am - 2:01 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 16mnonstop

$349American Airlines

Sat, Aug 15 - Thu, Sep 17

7:49 am - 8:20 amIND Indianapolis-ORD Chicago O'Hare Intl

1h 31mnonstop

8:46 pm - 11:03 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 17mnonstop

$453American Airlines

Mon, Aug 17 - Tue, Aug 18

7:00 am - 7:21 amIND Indianapolis-ORD Chicago O'Hare Intl

1h 21mnonstop

10:29 am - 12:46 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 17mnonstop

$486United Airlines

Sat, Aug 15 - Sat, Aug 15

2:00 pm - 2:20 pmIND Indianapolis-ORD Chicago O'Hare Intl

1h 20mnonstop

3:35 pm - 5:54 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 19mnonstop

$486United Airlines

Sat, Aug 15 - Sat, Aug 15

2:15 pm - 2:20 pmIND Indianapolis-MDW Chicago Midway

1h 05mnonstop

6:10 pm - 8:10 pmMDW Chicago Midway-IND Indianapolis

1h 00mnonstop

$491Southwest

Sat, Aug 15 - Sat, Aug 15

12:55 pm - 3:55 pmIND Indianapolis-MDW Chicago Midway

4h 00m1 stop Kansas City

6:10 pm - 8:10 pmMDW Chicago Midway-IND Indianapolis

1h 00mnonstop

$501Southwest

Sat, Aug 15 - Sat, Aug 15

Cheap direct flights

Enter your travel dates to find the best prices.

5:00 pm - 5:05 pmIND Indianapolis-MDW Chicago Midway

1h 05mnonstop

8:35 pm - 10:40 pmMDW Chicago Midway-IND Indianapolis

1h 05mnonstop

$132Southwest

Fri, Sep 11 - Fri, Sep 11

6:45 am - 6:45 amIND Indianapolis-MDW Chicago Midway

1h 00mnonstop

8:35 pm - 10:40 pmMDW Chicago Midway-IND Indianapolis

1h 05mnonstop

$132Southwest

Fri, Sep 11 - Fri, Sep 11

2:15 pm - 2:20 pmIND Indianapolis-MDW Chicago Midway

1h 05mnonstop

11:15 am - 1:15 pmMDW Chicago Midway-IND Indianapolis

1h 00mnonstop

$145Southwest

Sat, Sep 5 - Sun, Sep 6

7:00 am - 7:21 amIND Indianapolis-ORD Chicago O'Hare Intl

1h 21mnonstop

2:15 pm - 4:33 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 18mnonstop

$157United Airlines

Mon, Sep 21 - Wed, Sep 23

6:00 am - 6:20 amIND Indianapolis-ORD Chicago O'Hare Intl

1h 20mnonstop

6:17 pm - 8:39 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 22mnonstop

$157United Airlines

Fri, Sep 11 - Fri, Sep 11

10:32 am - 11:00 amIND Indianapolis-ORD Chicago O'Hare Intl

1h 28mnonstop

8:50 pm - 11:09 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 19mnonstop

$157American Airlines

Fri, Sep 11 - Fri, Sep 11

6:50 am - 7:28 amIND Indianapolis-ORD Chicago O'Hare Intl

1h 38mnonstop

10:06 am - 12:19 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 13mnonstop

$157American Airlines

Thu, Sep 10 - Thu, Sep 17

9:21 am - 9:43 amIND Indianapolis-ORD Chicago O'Hare Intl

1h 22mnonstop

6:17 pm - 8:39 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 22mnonstop

$157United Airlines

Fri, Sep 11 - Fri, Sep 11

6:50 am - 7:28 amIND Indianapolis-ORD Chicago O'Hare Intl

1h 38mnonstop

10:06 am - 12:19 pmORD Chicago O'Hare Intl-IND Indianapolis

1h 13mnonstop

$157American Airlines

Thu, Sep 10 - Thu, Sep 17

2:15 pm - 2:20 pmIND Indianapolis-MDW Chicago Midway

1h 05mnonstop

11:15 am - 1:15 pmMDW Chicago Midway-IND Indianapolis

1h 00mnonstop

$157Southwest

Sat, Sep 5 - Sun, Sep 6

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American Airlines flights from Indianapolis to Illinois

Our best American Airlines deals on Indianapolis to Illinois flight tickets

American Airlines

Sep 5

IND5:04 amIndianapolis

1h 26m

ORD5:30 amChicago O'Hare Intl

Sep 6

ORD9:40 pmChicago O'Hare Intl

1h 18m

IND11:58 pmIndianapolis

$158

American Airlines

Sep 11

IND2:31 pmIndianapolis

1h 35m

ORD3:06 pmChicago O'Hare Intl

Sep 14

ORD5:02 pmChicago O'Hare Intl

1h 13m

IND7:15 pmIndianapolis

$182

American Airlines

Sep 4

IND5:04 amIndianapolis

1h 26m

ORD5:30 amChicago O'Hare Intl

Sep 6

ORD8:46 pmChicago O'Hare Intl

1h 17m

IND11:03 pmIndianapolis

$197

Frontier flights from Indianapolis to Illinois

Our best Frontier deals on Indianapolis to Illinois flight tickets

Frontier

Sep 21

IND7:48 pmIndianapolis

17h 03m

1 stop

ORD11:51 amChicago O'Hare Intl

Sep 23

ORD6:20 amChicago O'Hare Intl

11h 33m

1 stop

IND6:53 pmIndianapolis

$127

Frontier

Sep 14

IND7:48 pmIndianapolis

17h 03m

1 stop

ORD11:51 amChicago O'Hare Intl

Sep 16

ORD6:20 amChicago O'Hare Intl

11h 33m

1 stop

IND6:53 pmIndianapolis

$129

Frontier

Sep 21

IND7:48 pmIndianapolis

17h 03m

1 stop

ORD11:51 amChicago O'Hare Intl

Sep 23

ORD6:20 amChicago O'Hare Intl

11h 33m

1 stop

IND6:53 pmIndianapolis

$130

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IndianapolisChicago

IND Indianapolis - ORD Chicago O'Hare Intl

INDORD

Indianapolis

Mon 9/21

7:48 pm-11:51 am

1 stop17h 03m

Chicago O'Hare Intl

Wed 9/23

6:20 am-6:53 pm

1 stop11h 33m

$127

IndianapolisChicago

IND Indianapolis - ORD Chicago O'Hare Intl

INDORD

Indianapolis

Mon 9/14

7:48 pm-11:51 am

1 stop17h 03m

Chicago O'Hare Intl

Wed 9/16

6:20 am-6:53 pm

1 stop11h 33m

$129

IndianapolisChicago

IND Indianapolis - ORD Chicago O'Hare Intl

INDORD

Indianapolis

Mon 9/21

7:48 pm-11:51 am

1 stop17h 03m

Chicago O'Hare Intl

Wed 9/23

6:20 am-6:53 pm

1 stop11h 33m

$130

Quickest round-trip

IndianapolisChicago

IND Indianapolis - MDW Chicago Midway

INDMDW

Indianapolis

Fri 9/11

6:45 am-6:45 am

Nonstop1h 00m

Chicago Midway

Fri 9/11

8:35 pm-10:40 pm

Nonstop1h 05m

$132

IndianapolisChicago

IND Indianapolis - MDW Chicago Midway

INDMDW

Indianapolis

Fri 9/11

5:00 pm-5:05 pm

Nonstop1h 05m

Chicago Midway

Fri 9/11

8:35 pm-10:40 pm

Nonstop1h 05m

$132

IndianapolisChicago

IND Indianapolis - MDW Chicago Midway

INDMDW

Indianapolis

Fri 9/11

6:45 am-6:45 am

Nonstop1h 00m

Chicago Midway

Fri 9/11

4:30 pm-11:10 pm

1 stop5h 40m

$142

IndianapolisChicago

IND Indianapolis - ORD Chicago O'Hare Intl

INDORD

Indianapolis

Mon 9/21

7:00 am-7:21 am

Nonstop1h 21m

Chicago O'Hare Intl

Wed 9/23

2:15 pm-4:33 pm

Nonstop1h 18m

$157

IndianapolisChicago

IND Indianapolis - ORD Chicago O'Hare Intl

INDORD

Indianapolis

Fri 9/11

6:00 am-6:20 am

Nonstop1h 20m

Chicago O'Hare Intl

Fri 9/11

6:17 pm-8:39 pm

Nonstop1h 22m

$157

IndianapolisChicago

IND Indianapolis - ORD Chicago O'Hare Intl

INDORD

Indianapolis

Fri 9/11

10:32 am-11:00 am

Nonstop1h 28m

Chicago O'Hare Intl

Fri 9/11

8:50 pm-11:09 pm

Nonstop1h 19m

$157

IndianapolisChicago

IND Indianapolis - ORD Chicago O'Hare Intl

INDORD

Indianapolis

Thu 9/10

6:50 am-7:28 am

Nonstop1h 38m

Chicago O'Hare Intl

Thu 9/17

10:06 am-12:19 pm

Nonstop1h 13m

$157

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 Indianapolis to Illinois

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 Illinois?

The cheapest month to fly to Illinois from Indianapolis is in February. Flight prices, which tend to average around $245, are often lower during this time because this is during the off-season. If you aren’t able to travel to Illinois during the month of February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $253.

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

The cheapest day to depart from Indianapolis to Illinois is on a Thursday when prices can be found for as low as $537. Flights from Indianapolis to Illinois on a Monday will generally be more expensive and average around $717. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Indianapolis to Illinois during this time can be as low as $507. Flights at noon are often more expensive with an average ticket price of $892.

What is the cheapest Indianapolis to Illinois flight route?

Fly from Indianapolis to Chicago Midway for the best Indianapolis - Illinois flight prices

What cabin class options are available on Indianapolis to Illinois flights?

There are 4 cabin classes available to choose from on Indianapolis to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Indianapolis to Illinois flights?

You could potentially save up to 2% on your flight if you consider stops on a Indianapolis to Illinois flight.

Cheap Indianapolis to Illinois flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Indianapolis to Illinois

Best Price Found	$172
Fastest flight time	1h 00m
Direct flights	Every day
Airports in Illinois	98 airports

The best one-way flight to Illinois from Indianapolis in the past 72 hours is $172. The best round-trip flight deal from Indianapolis to Illinois found on momondo in the last 72 hours is $351.

The fastest flight from Indianapolis to Illinois takes 1h 00m

Direct flights go from Indianapolis to Illinois every day.

There are 98 airports in Illinois. From Indianapolis there are direct flights to Chicago O'Hare Intl (ORD), Chicago Midway (MDW).

Search flight deals

Frequently asked questions about flying from Indianapolis to Illinois

When did momondo last update prices for flights from Indianapolis Airport to Illinois?
Prices for flights from Indianapolis Airport to Illinois are refreshed on a daily basis.
How many operators does momondo search for flights from Indianapolis Airport to Illinois?
As of August 2026, there are 3 operators available to choose from for flights from Indianapolis Airport to Illinois.
How old do you have to be to fly from Indianapolis Airport to Illinois?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Indianapolis Airport to Illinois.
What documentation or ID do you need to fly to Illinois?
The travel and health documents required for your trip to Illinois 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 Illinois. 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 Indianapolis to Illinois?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Indianapolis to Illinois is Airbus A319 (12.35% of total bookings). The next most popular plane models are Embraer 175 (11.68%), Boeing 737 MAX 8 (10.76%), and Embraer 175 (Enhanced Winglets) (8.91%).

Best airlines flying from Indianapolis to Illinois

Compare and see reviews for airlines that fly from Indianapolis to Illinois with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $148	Free Cancellation	Rating 7.4 10,108 reviews	Search United Airlines flights
American Airlines	PriceFrom $177	Free Cancellation	Rating 7.1 11,929 reviews	Search American Airlines flights
Southwest	PriceFrom $192	Free Cancellation	Rating 8.0 4,218 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Indianapolis to Illinois?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Indianapolis to Illinois. momondo saves you time and could save you money on your trip.

Can I find flights from Indianapolis to Illinois with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Indianapolis to Illinois flights to just show those with flexible booking policies.

How can momondo help me find flights from Indianapolis to Illinois?

Once you have performed a search for Indianapolis to Illinois flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Illinois from Indianapolis 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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Popular cities in Illinois

Flights to New Yorkfrom $73

Flights to Los Angelesfrom $50

Flights to Orlandofrom $40

Flights to Miamifrom $70

Flights to San Franciscofrom $56

Flights to Chicagofrom $56

Flights to Las Vegasfrom $50

Flights to Washington, D.C.from $52

Flights to Bostonfrom $88

Flights to Atlantafrom $42

Flights to Fort Lauderdalefrom $42

Flights to Dallasfrom $50

Cheap flights from Indianapolis to Illinois from $58

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Indianapolis to Illinois departing on 10/25. 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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American Airlines flights from Indianapolis to Illinois

Our best American Airlines deals on Indianapolis to Illinois flight tickets

Frontier flights from Indianapolis to Illinois

Our best Frontier deals on Indianapolis to Illinois flight tickets

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See travel insights to Illinois from

How to get the cheapest flight ticket from Indianapolis to Illinois

What is the cheapest month to fly to Illinois?

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

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

What is the cheapest Indianapolis to Illinois flight route?

What cabin class options are available on Indianapolis to Illinois flights?

Can stopping save me money on Indianapolis to Illinois flights?

What is the cheapest airline that flies from Indianapolis to Illinois?

What airlines fly to Illinois?

How many flights depart from Indianapolis to Illinois on average per day?

How many flights depart from Indianapolis to Illinois on average per week?

Cheap Indianapolis to Illinois flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Illinois

Frequently asked questions about flying from Indianapolis to Illinois

Best airlines flying from Indianapolis to Illinois

Compare and see reviews for airlines that fly from Indianapolis to Illinois with momondo

Why use momondo?

An easier way to manage your Illinois 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 Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo

Indianapolis flight routes

According to popular flight searches on momondo this year

Illinois flight routes

According to popular flight searches on momondo this year

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