$90+ Cheap flights from Atlanta (ATL) to Illinois
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — ORD
Nov 5 — Nov 121
Round-trip
1 adult, Economy
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Find cheap flights from Atlanta 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
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Cheapest flights from Atlanta to IllinoisExplore the most affordable flight options available from Atlanta to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 6, 2026.
Explore the most affordable flight options available from Atlanta to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 6, 2026.
This Booking.com deal was found by Cheapflights users on 10/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:52 pm -
1 stop10h 51m
Thu 11/264:00 pm -
1 stop6h 56m
Deal found 10/6![Frontier logo]()
$143
This Frontier deal was found by Cheapflights users on 10/6. 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.
Tue 10/2010:45 pm -
Nonstop1h 58m
Tue 10/276:42 pm -
Nonstop2h 11m
Deal found 10/6![Frontier logo]()
$144
This Cheapflightsfares deal was found by Cheapflights users on 10/3. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:31 am -
1 stop9h 06m
Tue 11/37:35 pm -
Nonstop2h 16m
Deal found 10/3![Frontier logo]()
$144
This Frontier deal was found by Cheapflights users on 10/6. 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 10/1710:45 pm -
Nonstop1h 58m
Tue 10/206:21 am -
Nonstop2h 14m
Deal found 10/6![Frontier logo]()
$145
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:44 am -
Nonstop2h 16m
Wed 11/117:35 pm -
Nonstop2h 16m
Deal found 10/6![Frontier logo]()
$145
This Frontier deal was found by Cheapflights users on 10/5. 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.
Wed 11/115:26 am -
1 stop6h 56m
Wed 11/1812:27 pm -
1 stop11h 01m
Deal found 10/5![Frontier logo]()
$146
This Cheapflightsfares deal was found by Cheapflights users on 10/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:15 pm -
Nonstop2h 30m
Mon 11/27:50 pm -
Nonstop2h 16m
Deal found 10/1![Frontier logo]()
$146
This FlightHub deal was found by Cheapflights users on 10/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:45 pm -
Nonstop2h 02m
Mon 11/26:16 am -
Nonstop2h 15m
Deal found 10/1![Frontier logo]()
$147
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:45 am -
1 stop18h 39m
Wed 10/287:15 am -
Nonstop2h 15m
Deal found 10/6![Frontier logo]()
$147
This Cheapflightsfares deal was found by Cheapflights users on 10/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:48 pm -
Nonstop1h 59m
Sat 10/3112:20 pm -
1 stop11h 08m
Deal found 10/5![Frontier logo]()
$148
This CheapOair deal was found by Cheapflights users on 10/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:10 pm -
Nonstop2h 21m
Sat 10/247:44 pm -
Nonstop2h 23m
Deal found 10/2![Frontier logo]()
$148
This deal was found by Cheapflights users on 10/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:45 pm -
Nonstop1h 58m
Wed 10/216:21 am -
Nonstop2h 14m
Deal found 10/2![Frontier logo]()
$149
Best flights from Atlanta to IllinoisDiscover carefully curated flight deals from Atlanta to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 6, 2026.
Discover carefully curated flight deals from Atlanta to Illinois that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 6, 2026.
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:30 am -
Nonstop1h 50m
Sat 11/73:35 pm -
Nonstop2h 00m
Deal found 10/1![Southwest logo]()
$197
This Delta deal was found by Cheapflights users on 10/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:35 pm -
Nonstop2h 14m
Mon 11/166:15 pm -
Nonstop2h 10m
Deal found 10/1![Delta logo]()
$217
This United Airlines deal was found by Cheapflights users on 10/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:44 pm -
Nonstop2h 23m
Tue 11/32:30 pm -
Nonstop2h 08m
Deal found 10/1![United Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 10/5. 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 11/46:30 am -
1 stop13h 26m
Wed 11/117:36 pm -
2 stops27h 52m
Deal found 10/5![Multiple Airlines logo]()
$244
This Sun Country Air deal was found by Cheapflights users on 10/4. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2011:07 am -
1 stop23h 41m
Wed 12/3011:40 am -
1 stop24h 01m
Deal found 10/4![Sun Country Air logo]()
$345
This American Airlines deal was found by Cheapflights users on 10/3. 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 11/108:15 am -
2 stops9h 13m
Sat 11/146:00 am -
2 stops9h 14m
Deal found 10/3![American Airlines logo]()
$349
This Southwest deal was found by Cheapflights users on 10/5. 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.
Thu 11/58:10 am -
Nonstop2h 00m
Sun 11/85:30 am -
Nonstop1h 55m
Deal found 10/5![Southwest logo]()
$228
This Delta deal was found by Cheapflights users on 10/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:39 pm -
Nonstop1h 54m
Mon 11/211:38 am -
Nonstop1h 51m
Deal found 10/1![Delta logo]()
$245
This Southwest deal was found by Cheapflights users on 10/6. 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.
Fri 11/138:10 am -
Nonstop2h 00m
Fri 11/136:00 pm -
Nonstop2h 00m
Deal found 10/6![Southwest logo]()
$235
This United Airlines deal was found by Cheapflights users on 10/5. 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.
Sun 1/39:20 am -
Nonstop2h 21m
Tue 1/56:15 pm -
Nonstop2h 17m
Deal found 10/5![United Airlines logo]()
$269
This Southwest deal was found by Cheapflights users on 10/2. 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 11/146:40 am -
2 stops7h 15m
Mon 11/168:00 am -
1 stop3h 25m
Deal found 10/2![Southwest logo]()
$248
This KAYAK deal was found by Cheapflights users on 10/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:50 pm -
Nonstop2h 07m
Tue 10/273:40 pm -
Nonstop2h 08m
Deal found 10/1![Delta logo]()
$285
This United Airlines deal was found by Cheapflights users on 10/3. 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.
Sun 11/226:44 pm -
Nonstop2h 23m
Sun 11/296:50 am -
Nonstop2h 03m
Deal found 10/3![United Airlines logo]()
$312
This Southwest deal was found by Cheapflights users on 10/3. 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 10/316:20 am -
2 stops7h 55m
Mon 11/25:30 am -
Nonstop1h 55m
Deal found 10/3![Southwest logo]()
$258
This Delta deal was found by Cheapflights users on 10/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2610:50 pm -
Nonstop2h 07m
Sun 11/15:27 am -
Nonstop2h 02m
Deal found 10/1![Delta logo]()
$289
This American Airlines deal was found by Cheapflights users on 10/4. 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 11/312:51 pm -
1 stop6h 27m
Tue 11/1012:13 pm -
1 stop5h 03m
Deal found 10/4![American Airlines logo]()
$358
This Southwest deal was found by Cheapflights users on 10/2. 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.
Thu 12/31:05 pm -
1 stop5h 45m
Mon 12/71:15 pm -
2 stops6h 10m
Deal found 10/2![Southwest logo]()
$274
This United Airlines deal was found by Cheapflights users on 10/2. 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.
Mon 11/95:36 pm -
Nonstop2h 24m
Thu 11/1210:31 am -
Nonstop2h 04m
Deal found 10/2![United Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 10/5. 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 10/215:00 pm -
2 stops8h 10m
Sun 10/255:05 am -
1 stop4h 04m
Deal found 10/5![American Airlines logo]()
$374
This Delta deal was found by Cheapflights users on 10/6. 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.
Thu 11/1910:30 am -
Nonstop1h 56m
Fri 11/276:01 am -
Nonstop1h 57m
Deal found 10/6![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 10/3. 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.
Tue 11/246:44 pm -
1 stop5h 29m
Sat 11/285:30 pm -
1 stop4h 45m
Deal found 10/3![United Airlines logo]()
$339
This Southwest deal was found by Cheapflights users on 10/5. 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 10/2411:10 am -
2 stops7h 45m
Sat 10/311:40 pm -
Nonstop1h 50m
Deal found 10/5![Southwest logo]()
$282
This Delta deal was found by Cheapflights users on 10/5. 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.
Fri 11/62:55 pm -
Nonstop1h 49m
Sun 11/86:06 am -
Nonstop1h 52m
Deal found 10/5![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 10/6. 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.
Thu 11/196:13 am -
2 stops8h 46m
Fri 11/277:01 am -
2 stops7h 22m
Deal found 10/6![American Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 10/1. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1510:15 am -
1 stop4h 55m
Sat 12/195:10 am -
1 stop4h 50m
Deal found 10/1![Southwest logo]()
$284
This Delta deal was found by Cheapflights users on 10/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/109:59 pm -
Nonstop2h 09m
Sat 11/145:13 pm -
Nonstop2h 01m
Deal found 10/1![Delta logo]()
$319
This American Airlines deal was found by Cheapflights users on 10/1. 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.
Thu 10/156:40 am -
2 stops8h 17m
Wed 8/251:46 pm -
1 stop4h 29m
Deal found 10/1![American Airlines logo]()
$414
This Southwest deal was found by Cheapflights users on 10/3. 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.
Mon 11/308:30 pm -
1 stop5h 30m
Tue 12/111:30 am -
1 stop4h 25m
Deal found 10/3![Southwest logo]()
$289
This Delta deal was found by Cheapflights users on 10/4. 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 12/268:50 pm -
Nonstop2h 10m
Mon 12/286:25 am -
Nonstop2h 03m
Deal found 10/4![Delta logo]()
$326
This United Airlines deal was found by Cheapflights users on 10/3. 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.
Sat 1/25:42 pm -
1 stop5h 58m
Wed 1/63:46 pm -
1 stop4h 46m
Deal found 10/3![United Airlines logo]()
$409
Last-minute flights from Atlanta to IllinoisDiscover last-minute flight deals from Atlanta to Illinois. Data last updated October 6, 2026 and is based on user searches.
Discover last-minute flight deals from Atlanta to Illinois. Data last updated October 6, 2026 and is based on user searches.
This Frontier deal was found by Cheapflights users on 10/6. 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 10/1710:45 pm -
Nonstop1h 58m
Tue 10/206:21 am -
Nonstop2h 14m
Deal found 10/6![Frontier logo]()
$145
This deal was found by Cheapflights users on 10/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:45 pm -
Nonstop1h 58m
Wed 10/216:21 am -
Nonstop2h 14m
Deal found 10/2![Frontier logo]()
$149
This Frontier deal was found by Cheapflights users on 10/6. 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.
Tue 10/2010:45 pm -
Nonstop1h 58m
Tue 10/276:42 pm -
Nonstop2h 11m
Deal found 10/6![Frontier logo]()
$144
This CheapOair deal was found by Cheapflights users on 10/2. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:10 pm -
Nonstop2h 21m
Sat 10/247:44 pm -
Nonstop2h 23m
Deal found 10/2![Frontier logo]()
$148
This Cheapflightsfares deal was found by Cheapflights users on 10/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:49 pm -
1 stop13h 02m
Tue 10/277:50 pm -
Nonstop2h 16m
Deal found 10/5![Frontier logo]()
$147
This FlightHub deal was found by Cheapflights users on 10/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:45 pm -
Nonstop2h 02m
Mon 11/26:16 am -
Nonstop2h 15m
Deal found 10/1![Frontier logo]()
$147
This Cheapflightsfares deal was found by Cheapflights users on 10/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:48 pm -
Nonstop1h 59m
Sat 10/3112:20 pm -
1 stop11h 08m
Deal found 10/5![Frontier logo]()
$148
This Cheapflightsfares deal was found by Cheapflights users on 10/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/305:15 pm -
Nonstop2h 30m
Mon 11/27:50 pm -
Nonstop2h 16m
Deal found 10/1![Frontier logo]()
$146
This Cheapflightsfares deal was found by Cheapflights users on 10/4. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:31 am -
1 stop9h 06m
Tue 11/37:35 pm -
Nonstop2h 16m
Deal found 10/4![Frontier logo]()
$144
This Super.com deal was found by Cheapflights users on 10/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:44 am -
Nonstop2h 16m
Mon 11/97:50 pm -
Nonstop2h 16m
Deal found 10/6![Frontier logo]()
$145
This Frontier deal was found by Cheapflights users on 10/5. 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.
Wed 11/115:26 am -
1 stop6h 56m
Wed 11/1812:27 pm -
1 stop11h 01m
Deal found 10/5![Frontier logo]()
$146
This Booking.com deal was found by Cheapflights users on 10/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:52 pm -
1 stop10h 51m
Thu 11/264:00 pm -
1 stop6h 56m
Deal found 10/6![Frontier logo]()
$143
One-way flights from Atlanta to IllinoisSearch for one-way flight options from Atlanta to Illinois. Find affordable one-way fares based on user searches. Data last updated October 6, 2026.
Search for one-way flight options from Atlanta to Illinois. Find affordable one-way fares based on user searches. Data last updated October 6, 2026.
This Super.com deal was found by Cheapflights users on 10/3. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:00 am -
Nonstop2h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Frontier logo]()
$90
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 11/410:48 pm -
Nonstop1h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Frontier logo]()
$91
This CheapOair deal was found by Cheapflights users on 10/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:00 pm -
Nonstop2h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Frontier logo]()
$91
This Southwest deal was found by Cheapflights users on 10/5. 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 11/146:40 am -
1 stop6h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Southwest logo]()
$92
This Booking.com deal was found by Cheapflights users on 10/4. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:31 am -
1 stop8h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Frontier logo]()
$92
This CheapOair deal was found by Cheapflights users on 10/5. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:45 pm -
Nonstop1h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Frontier logo]()
$93
This eDestinos deal was found by Cheapflights users on 10/4. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:15 am -
Nonstop2h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Frontier logo]()
$94
This Super.com deal was found by Cheapflights users on 10/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:45 pm -
Nonstop1h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Frontier logo]()
$95
This Super.com deal was found by Cheapflights users on 10/5. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1110:45 pm -
Nonstop1h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Frontier logo]()
$96
This Super.com deal was found by Cheapflights users on 10/1. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:20 am -
1 stop5h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/1![Frontier logo]()
$96
This CheapOair deal was found by Cheapflights users on 10/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:00 am -
Nonstop2h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Frontier logo]()
$97
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1310:45 pm -
Nonstop1h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Frontier logo]()
$98
Find flight deals from Atlanta to Illinois
Keep the following information in mind while searching for Atlanta to Illinois flight deals. Data was last updated October 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $143 (Booking.com) |
One-way from | $90 (Super.com) |
Popular in | June |
Cheapest in | February |
Average price | $201 |
Good round-trip deal | $216 or less |
Good one-way deal | $162 or less |
Cheapflights 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, Cheapflights users made 7,457,451 searches. Data last updated October 6, 2026.
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
Cheapest round-trip
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - MDW Chicago Midway
ATLMDW
Atlanta Hartsfield-Jackson
Sat 10/31
10:50 am-4:35 pm
1 stop6h 45m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$92
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - MDW Chicago Midway
ATLMDW
Atlanta Hartsfield-Jackson
Sat 12/5
6:40 am-12:55 pm
2 stops7h 15m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$97
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Sat 10/31
11:00 am-12:13 pm
Nonstop2h 13m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$99
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Tue 11/3
8:05 am-9:25 am
Nonstop2h 20m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$99
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Wed 11/25
7:35 pm-8:49 pm
Nonstop2h 14m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$99
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - MDW Chicago Midway
ATLMDW
Atlanta Hartsfield-Jackson
Tue 11/3
6:50 pm-9:30 pm
1 stop3h 40m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$109
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - MDW Chicago Midway
ATLMDW
Atlanta Hartsfield-Jackson
Tue 11/10
5:35 pm-9:30 pm
1 stop4h 55m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$109
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Tue 11/17
7:25 am-10:39 am
1 stop4h 14m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$110
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - MDW Chicago Midway
ATLMDW
Atlanta Hartsfield-Jackson
Wed 12/23
5:55 pm-9:55 pm
1 stop5h 00m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$110
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - MDW Chicago Midway
ATLMDW
Atlanta Hartsfield-Jackson
Thu 11/12
1:55 pm-7:40 pm
1 stop6h 45m
Chicago Midway
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$113
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Atlanta to Illinois
Have a flexible travel schedule? Discover the best time to fly to Illinois from Atlanta with our price prediction graph.
ATL-ORD
ATL-MDW
ATL-SPI
ATL-MLI
ATL-DEC
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 Atlanta to Illinois
ATL-USIL
ATL-ORD
ATL-MDW
ATL-SPI
ATL-MLI
What is the cheapest month to book a flight from Atlanta to Illinois?
Currently, February is the cheapest month in which you can book a flight from Atlanta to Illinois (average of $161). Flying from Atlanta to Illinois in June is currently the most expensive (average of $287). 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 ATL to IL?
Find hourly flight availability from Atlanta 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 October 6, 2026.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 15% on flights from Atlanta to Illinois by exploring options for tickets in the evening.
Weekly flight availability from Atlanta to Illinois
Explore weekly flight availability from Atlanta to Illinois. 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 October 6, 2026.
The most flights from ATL to USIL are scheduled on a Sunday (93 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (24 on average).
How much does it cost to fly round-trip from Atlanta to Illinois?
Airfare is typical for this route at the moment.
Atlanta to Illinois flights typically cost between $142 and $300 in November.The cheapest round-trip price found within the last 5 days was $143 on Frontier (Nov 25-Nov 26).
How far ahead should I book a flight from Atlanta to Illinois?
To ensure you get the cheapest price possible for a flight from Atlanta to Illinois, you should look to book at least 49 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest day to fly from Atlanta to Illinois?
Use this chart to determine the cheapest time to fly round-trip from Atlanta to Illinois. Price data was last updated on October 3, 2026.
Travelers seeking maximum savings on their Atlanta to Illinois flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday 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 October 6, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Atlanta to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Boarding
8.1
Food
7.0
Overall
7.9
Entertainment
7.5
Crew
8.6
Comfort
8.0
Reviews
1 / 20
6.0
GoodReza,Jun 2026
TPA - MDW
Related info for your journey
Find useful and relevant information for your journey from Atlanta to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Atlanta to Illinois
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Illinois by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Atlanta to Illinois by cabin class
Find flights from Atlanta to Illinois, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Atlanta and Illinois flights
Browse other Atlanta and Illinois flight options. Last updated on October 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Atlanta to Illinois flights
Consider these flights traveling from Atlanta to Illinois.
Top 6 airlines flying from Atlanta to Illinois
Discover the top 6 airlines that operate flights from Atlanta 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 7,457,451 searches. Data last updated October 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$61 | Average$188 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$110 | Average$387 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$157 | Average$423 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$159 | Average$358 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$191 | Average$260 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$197 | Average$335 | FlexibilityNo cancel fee | On-time63% |