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Cheap flights from Atlanta to Illinois from $28

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Atlanta to Illinois departing on 1/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Atlanta to Illinois

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
10:20 am - 11:35 am
ATL
-
ORD
2h 15mnonstop
Frontier Logo
4:41 pm - 8:09 pm
ORD
-
ATL
2h 28mnonstop
$69Frontier
Mon, Jan 12 - Sat, Jan 17
Frontier Logo
10:20 am - 11:35 am
ATL
-
ORD
2h 15mnonstop
Frontier Logo
4:49 pm - 8:15 pm
ORD
-
ATL
2h 26mnonstop
$70Frontier
Sat, Jan 10 - Mon, Jan 12
Multiple Airlines Logo
10:46 am - 12:08 pm
ATL
-
ORD
2h 22mnonstop
Multiple Airlines Logo
7:20 am - 2:20 pm
ORD
-
ATL
6h 00m1 stop
$72Multiple Airlines
Wed, Jan 14 - Tue, Jan 20
Multiple Airlines Logo
9:20 pm - 10:44 pm
ATL
-
ORD
2h 24mnonstop
Multiple Airlines Logo
5:15 am - 2:20 pm
ORD
-
ATL
8h 05m1 stop
$74Multiple Airlines
Sat, Jan 17 - Tue, Jan 20
American Airlines Logo
5:29 am - 10:10 am
ATL
-
PIA
5h 41m1 stop
American Airlines Logo
8:08 pm - 3:09 am
PIA
-
ATL
6h 01m1 stop
$264American Airlines
Wed, Dec 31 - Sun, Jan 4
Delta Logo
9:00 am - 9:26 am
ATL
-
EVV
1h 26mnonstop
Delta Logo
10:05 am - 12:33 pm
EVV
-
ATL
1h 28mnonstop
$299Delta
Fri, May 29 - Tue, Jun 2
Delta Logo
10:25 am - 10:55 am
ATL
-
EVV
1h 30mnonstop
Delta Logo
6:15 am - 8:52 am
EVV
-
ATL
1h 37mnonstop
$319Delta
Fri, Jan 16 - Fri, Jan 23
American Airlines Logo
3:13 pm - 9:33 pm
ATL
-
EVV
7h 20m1 stop
American Airlines Logo
7:10 am - 4:44 pm
EVV
-
ATL
8h 34m2 stops
$344American Airlines
Sat, Jan 17 - Sat, Jan 24
United Airlines Logo
1:15 pm - 4:43 pm
ATL
-
PIA
4h 28m1 stop
United Airlines Logo
5:18 pm - 5:36 pm
PIA
-
ATL
23h 18m1 stop
$412United Airlines
Tue, Jan 6 - Fri, Jan 9
United Airlines Logo
9:40 am - 9:39 pm
ATL
-
PIA
12h 59m2 stops
United Airlines Logo
10:45 am - 5:36 pm
PIA
-
ATL
5h 51m1 stop
$427United Airlines
Thu, Jan 1 - Wed, Jan 7

Frontier flights from Atlanta to Illinois

Our best Frontier deals on Atlanta to Illinois flight tickets
Frontier
Jan 8
ATL10:20 amAtlanta Hartsfield-Jackson
2h 15m
ORD11:35 amChicago O'Hare Intl
Jan 14
ORD5:57 pmChicago O'Hare Intl
2h 26m
ATL9:23 pmAtlanta Hartsfield-Jackson
$69
Find similar
Frontier
Jan 10
ATL10:20 amAtlanta Hartsfield-Jackson
2h 15m
ORD11:35 amChicago O'Hare Intl
Jan 12
ORD4:49 pmChicago O'Hare Intl
2h 26m
ATL8:15 pmAtlanta Hartsfield-Jackson
$70
Find similar
Frontier
Jan 17
ATL9:20 pmAtlanta Hartsfield-Jackson
2h 24m
ORD10:44 pmChicago O'Hare Intl
Jan 25
ORD2:42 pmChicago O'Hare Intl
2h 23m
ATL6:05 pmAtlanta Hartsfield-Jackson
$77
Find similar

Spirit Airlines flights from Atlanta to Illinois

Our best Spirit Airlines deals on Atlanta to Illinois flight tickets
Spirit Airlines
Feb 2
ATL5:25 amAtlanta Hartsfield-Jackson
6h 57m
1 stop
ORD11:22 amChicago O'Hare Intl
Feb 9
ORD6:57 pmChicago O'Hare Intl
13h 05m
1 stop
ATL9:02 amAtlanta Hartsfield-Jackson
$101
Find similar
Spirit Airlines
Jan 10
ATL9:06 amAtlanta Hartsfield-Jackson
6h 11m
1 stop
ORD2:17 pmChicago O'Hare Intl
Jan 12
ORD6:57 pmChicago O'Hare Intl
13h 05m
1 stop
ATL9:02 amAtlanta Hartsfield-Jackson
$104
Find similar
Spirit Airlines
Jan 7
ATL11:18 amAtlanta Hartsfield-Jackson
8h 44m
1 stop
ORD7:02 pmChicago O'Hare Intl
Jan 12
ORD6:57 pmChicago O'Hare Intl
13h 05m
1 stop
ATL9:02 amAtlanta Hartsfield-Jackson
$107
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Atlanta 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 21, 2025.
Use the filters below to find and compare flights from Atlanta to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AtlantaChicago

ATL - ORD

ATLORD

Atlanta Hartsfield-Jackson

Mon 1/12

10:20 am-11:35 am

Nonstop2h 15m

Chicago O'Hare Intl

Sat 1/17

4:41 pm-8:09 pm

Nonstop2h 28m

$69

AtlantaChicago

ATL - ORD

ATLORD

Atlanta Hartsfield-Jackson

Sat 1/10

10:20 am-11:35 am

Nonstop2h 15m

Chicago O'Hare Intl

Mon 1/12

4:49 pm-8:15 pm

Nonstop2h 26m

$70

AtlantaChicago

ATL - ORD

ATLORD

Atlanta Hartsfield-Jackson

Wed 1/14

10:46 am-12:08 pm

Nonstop2h 22m

Chicago O'Hare Intl

Tue 1/20

7:20 am-2:20 pm

1 stop6h 00m

$72

AtlantaChicago

ATL - ORD

ATLORD

Atlanta Hartsfield-Jackson

Sat 1/17

9:20 pm-10:44 pm

Nonstop2h 24m

Chicago O'Hare Intl

Tue 1/20

5:15 am-2:20 pm

1 stop8h 05m

$74

AtlantaPeoria

ATL - PIA

ATLPIA

Atlanta Hartsfield-Jackson

Wed 12/31

5:29 am-10:10 am

1 stop5h 41m

Greater Peoria

Sun 1/4

8:08 pm-3:09 am

1 stop6h 01m

$264

AtlantaEvansville

ATL - EVV

ATLEVV

Atlanta Hartsfield-Jackson

Fri 5/29

9:00 am-9:26 am

Nonstop1h 26m

Evansville Dress Regional

Tue 6/2

10:05 am-12:33 pm

Nonstop1h 28m

$299

AtlantaEvansville

ATL - EVV

ATLEVV

Atlanta Hartsfield-Jackson

Fri 1/16

10:25 am-10:55 am

Nonstop1h 30m

Evansville Dress Regional

Fri 1/23

6:15 am-8:52 am

Nonstop1h 37m

$319

AtlantaEvansville

ATL - EVV

ATLEVV

Atlanta Hartsfield-Jackson

Sat 1/17

3:13 pm-9:33 pm

1 stop7h 20m

Evansville Dress Regional

Sat 1/24

7:10 am-4:44 pm

2 stops8h 34m

$344

AtlantaPeoria

ATL - PIA

ATLPIA

Atlanta Hartsfield-Jackson

Tue 1/6

1:15 pm-4:43 pm

1 stop4h 28m

Greater Peoria

Fri 1/9

5:18 pm-5:36 pm

1 stop23h 18m

$412

AtlantaPeoria

ATL - PIA

ATLPIA

Atlanta Hartsfield-Jackson

Thu 1/1

9:40 am-9:39 pm

2 stops12h 59m

Greater Peoria

Wed 1/7

10:45 am-5:36 pm

1 stop5h 51m

$427

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 Atlanta 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 Atlanta is in February. Flight prices, which tend to average around $131, 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 January is also cheap. Prices for this month can be found on momondo for an average of $135.

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

The cheapest day to depart from Atlanta to Illinois is on a Wednesday when prices can be found for as low as $207. Flights from Atlanta to Illinois on a Sunday will generally be more expensive and average around $316. 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 evening. Flights from Atlanta to Illinois during this time can be as low as $170. Flights in the afternoon are often more expensive with an average ticket price of $280.

What is the cheapest Atlanta Hartsfield-Jackson to Illinois flight route?

Fly from Atlanta Hartsfield-Jackson to Chicago Midway for the best Atlanta Hartsfield-Jackson - 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 Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to Illinois for around $178 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Illinois from Atlanta for as low as $147 on momondo.

What cabin class options are available on Atlanta Hartsfield-Jackson to Illinois flights?

There are 4 cabin classes available to choose from on Atlanta Hartsfield-Jackson 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 Atlanta to Illinois flights?

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

Cheap Atlanta to Illinois flight deals and tips

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

Best Price Found

$81

Fastest flight time

1h 23m

Direct flights

Every day

Airports in Illinois

98 airports
The best one-way flight to Illinois from Atlanta in the past 72 hours is $81. The best round-trip flight deal from Atlanta to Illinois found on momondo in the last 72 hours is $103.
The fastest flight from Atlanta to Illinois takes 1h 23m
Direct flights go from Atlanta to Illinois every day.
There are 98 airports in Illinois. From Atlanta there are direct flights to Evansville Dress Regional (EVV), Lambert-St Louis (STL), Bloomington-Normal (BMI).
Search flight deals

  • When did momondo last update prices for flights from Atlanta Hartsfield-Jackson Airport to Illinois?

    Prices for flights from Atlanta Hartsfield-Jackson Airport to Illinois were last updated today.

  • How many operators does momondo search for flights from Atlanta Hartsfield-Jackson Airport to Illinois?

  • How old do you have to be to fly from Atlanta Hartsfield-Jackson 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 Atlanta Hartsfield-Jackson Airport to Illinois.

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

    The required travel and health documents for your Illinois trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Illinois. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Atlanta to Illinois?

Best airlines flying from Atlanta to Illinois

Compare and see reviews for airlines that fly from Atlanta to Illinois with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $58Free CancellationRating
6.3
8,191 reviews
Search Spirit Airlines flights
FrontierPriceFrom $60Free CancellationRating
5.8
3,082 reviews
Search Frontier flights
DeltaPriceFrom $108Free CancellationRating
7.9
8,019 reviews
Search Delta flights
United AirlinesPriceFrom $139Free CancellationRating
7.4
9,099 reviews
Search United Airlines flights
American AirlinesPriceFrom $144Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
SouthwestPriceFrom $157Free CancellationRating
8.0
4,256 reviews
Search Southwest flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Atlanta to Illinois for you.

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

All flight searches from Atlanta to Illinois on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Atlanta to Illinois flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Atlanta and alert you when they change.

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.
Start using Trips
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Find better results for your trip to Illinois

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