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Cheap flights from Indianapolis to Illinois from $68

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 1/17. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
12:21 pm - 1:13 pm
IND
-
ORD
25h 52m1 stop
Spirit Airlines Logo
5:53 pm - 11:26 am
ORD
-
IND
16h 33m1 stop
$152Spirit Airlines
Tue, Jan 13 - Tue, Jan 20
Multiple Airlines Logo
5:10 am - 8:57 pm
IND
-
ORD
16h 47m1 stop
Multiple Airlines Logo
4:38 pm - 11:26 am
ORD
-
IND
17h 48m1 stop
$157Multiple Airlines
Thu, Jan 15 - Fri, Jan 16
Spirit Airlines Logo
6:00 am - 10:42 pm
IND
-
ORD
17h 42m1 stop
Spirit Airlines Logo
4:38 pm - 11:26 am
ORD
-
IND
17h 48m1 stop
$161Spirit Airlines
Sat, Jan 10 - Mon, Jan 12
Multiple Airlines Logo
8:26 pm - 11:22 am
IND
-
ORD
15h 56m1 stop
Multiple Airlines Logo
12:06 pm - 10:48 pm
ORD
-
IND
9h 42m1 stop
$162Multiple Airlines
Thu, Feb 5 - Sat, Feb 21
Southwest Logo
7:20 am - 7:20 am
IND
-
MDW
1h 00mnonstop
Southwest Logo
10:00 am - 12:10 pm
MDW
-
IND
1h 10mnonstop
$193Southwest
Sat, Jan 10 - Mon, Jan 12
Southwest Logo
8:45 am - 1:20 pm
IND
-
MDW
5h 35m1 stop
Southwest Logo
10:00 am - 12:10 pm
MDW
-
IND
1h 10mnonstop
$203Southwest
Thu, Jan 8 - Mon, Jan 12
Delta Logo
2:47 pm - 5:34 pm
IND
-
MDW
3h 47m1 stop
Delta Logo
6:14 pm - 11:11 pm
MDW
-
IND
3h 57m1 stop
$213Delta
Wed, Jan 7 - Mon, Jan 12
Delta Logo
6:00 am - 11:05 am
IND
-
STL
6h 05m1 stop
Delta Logo
6:35 am - 2:07 pm
STL
-
IND
6h 32m1 stop
$257Delta
Wed, Jan 14 - Thu, Jan 15
United Airlines Logo
5:50 pm - 10:58 pm
IND
-
STL
6h 08m1 stop
United Airlines Logo
6:40 pm - 11:30 pm
STL
-
IND
3h 50m1 stop
$331United Airlines
Thu, Jan 8 - Mon, Jan 12
United Airlines Logo
7:45 pm - 10:43 pm
IND
-
STL
3h 58m1 stop
United Airlines Logo
9:57 am - 4:37 pm
STL
-
IND
5h 40m1 stop
$334United Airlines
Mon, Jan 5 - Tue, Jan 6

Spirit Airlines flights from Indianapolis to Illinois

Our best Spirit Airlines deals on Indianapolis to Illinois flight tickets
Spirit Airlines
Jan 13
IND12:21 pmIndianapolis
25h 52m
1 stop
ORD1:13 pmChicago O'Hare Intl
Jan 20
ORD5:53 pmChicago O'Hare Intl
16h 33m
1 stop
IND11:26 amIndianapolis
$152
Find similar
Spirit Airlines
Jan 10
IND6:00 amIndianapolis
17h 42m
1 stop
ORD10:42 pmChicago O'Hare Intl
Jan 12
ORD4:38 pmChicago O'Hare Intl
17h 48m
1 stop
IND11:26 amIndianapolis
$161
Find similar
Spirit Airlines
Jan 8
IND8:26 pmIndianapolis
15h 56m
1 stop
ORD11:22 amChicago O'Hare Intl
Jan 12
ORD4:38 pmChicago O'Hare Intl
17h 48m
1 stop
IND11:26 amIndianapolis
$164
Find similar

United Airlines flights from Indianapolis to Illinois

Our best United Airlines deals on Indianapolis to Illinois flight tickets
United Airlines
Jan 27
IND7:15 amIndianapolis
1h 24m
ORD7:39 amChicago O'Hare Intl
Jan 31
ORD5:50 pmChicago O'Hare Intl
1h 12m
IND8:02 pmIndianapolis
$253
Find similar
United Airlines
Dec 25
IND7:44 pmIndianapolis
13h 21m
2 stops
ORD8:05 amChicago O'Hare Intl
Dec 26
ORD10:50 amChicago O'Hare Intl
1h 19m
IND1:09 pmIndianapolis
$324
Find similar
United Airlines
Jan 8
IND7:15 amIndianapolis
4h 47m
1 stop
STL11:02 amLambert-St Louis
Jan 12
STL6:40 pmLambert-St Louis
3h 50m
1 stop
IND11:30 pmIndianapolis
$331
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from Indianapolis to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Tue 1/13

12:21 pm-1:13 pm

1 stop25h 52m

Chicago O'Hare Intl

Tue 1/20

5:53 pm-11:26 am

1 stop16h 33m

$152

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Thu 1/15

5:10 am-8:57 pm

1 stop16h 47m

Chicago O'Hare Intl

Fri 1/16

4:38 pm-11:26 am

1 stop17h 48m

$157

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Sat 1/10

6:00 am-10:42 pm

1 stop17h 42m

Chicago O'Hare Intl

Mon 1/12

4:38 pm-11:26 am

1 stop17h 48m

$161

IndianapolisChicago

IND - ORD

INDORD

Indianapolis

Thu 2/5

8:26 pm-11:22 am

1 stop15h 56m

Chicago O'Hare Intl

Sat 2/21

12:06 pm-10:48 pm

1 stop9h 42m

$162

IndianapolisChicago

IND - MDW

INDMDW

Indianapolis

Sat 1/10

7:20 am-7:20 am

Nonstop1h 00m

Chicago Midway

Mon 1/12

10:00 am-12:10 pm

Nonstop1h 10m

$193

IndianapolisChicago

IND - MDW

INDMDW

Indianapolis

Thu 1/8

8:45 am-1:20 pm

1 stop5h 35m

Chicago Midway

Mon 1/12

10:00 am-12:10 pm

Nonstop1h 10m

$203

IndianapolisChicago

IND - MDW

INDMDW

Indianapolis

Wed 1/7

2:47 pm-5:34 pm

1 stop3h 47m

Chicago Midway

Mon 1/12

6:14 pm-11:11 pm

1 stop3h 57m

$213

IndianapolisSt. Louis

IND - STL

INDSTL

Indianapolis

Wed 1/14

6:00 am-11:05 am

1 stop6h 05m

Lambert-St Louis

Thu 1/15

6:35 am-2:07 pm

1 stop6h 32m

$257

IndianapolisSt. Louis

IND - STL

INDSTL

Indianapolis

Thu 1/8

5:50 pm-10:58 pm

1 stop6h 08m

Lambert-St Louis

Mon 1/12

6:40 pm-11:30 pm

1 stop3h 50m

$331

IndianapolisSt. Louis

IND - STL

INDSTL

Indianapolis

Mon 1/5

7:45 pm-10:43 pm

1 stop3h 58m

Lambert-St Louis

Tue 1/6

9:57 am-4:37 pm

1 stop5h 40m

$334

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Illinois from

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

What is the cheapest month to fly to Illinois?

The cheapest month to fly to Illinois from Indianapolis is in August. Flight prices, which tend to average around $196, 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 August, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $244.

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 $588. Flights from Indianapolis to Illinois on a Sunday will generally be more expensive and average around $767. 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 $512. Flights at noon are often more expensive with an average ticket price of $1,039.

What is the cheapest Indianapolis to Illinois flight route?

Fly from Indianapolis to Chicago O'Hare Intl for the best Indianapolis - Illinois flight prices

How far in advance should I book a flight to Illinois?

You are more likely to see cheaper flights to Illinois from Indianapolis when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $290 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Indianapolis for as low as $139 on momondo.

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?

No. A direct flight is the cheapest option for a flight between Indianapolis to Illinois.

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

$194

Fastest flight time

0h 55m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Indianapolis in the past 72 hours is $194. The best round-trip flight deal from Indianapolis to Illinois found on momondo in the last 72 hours is $332.
The fastest flight from Indianapolis to Illinois takes 0h 55m
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

  • 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?

  • 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?

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
American AirlinesPriceFrom $137Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
United AirlinesPriceFrom $167Free CancellationRating
7.4
9,091 reviews
Search United Airlines 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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