$37+ Cheap flights from Illinois to Atlanta (ATL)
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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ATL
7월 25 — 8월 11
Round-trip
1 adult, Economy
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Cheapest flights from Illinois to AtlantaExplore the most affordable flight options available from Illinois to Atlanta. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6월 25, 2026.
Explore the most affordable flight options available from Illinois to Atlanta. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6월 25, 2026.
This Super.com deal was found by Cheapflights users on 6/24. 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.
수 7/294:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
목 7/304:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/24![Frontier logo]()
$75
This Cheapflightsfares deal was found by Cheapflights users on 6/24. 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.
토 7/184:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
토 7/258:05 am
ATL
- STL
Nonstop1h 52m
Frontier
Deal found 6/24![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 6/20. 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.
토 10/310:35 am
STL
- ATL
Nonstop1h 40m
Frontier
월 10/58:50 am
ATL
- STL
Nonstop1h 50m
Frontier
Deal found 6/20![Frontier logo]()
$85
This Kiwi.com deal was found by Cheapflights users on 6/21. 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.
일 7/196:34 pm
STL
- ATL
Nonstop2h 03m
Frontier
일 7/264:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/21![Frontier logo]()
$86
This Cheapflightsfares deal was found by Cheapflights users on 6/23. 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.
금 7/244:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
일 7/264:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/23![Frontier logo]()
$87
This Cheapflightsfares deal was found by Cheapflights users on 6/21. 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.
수 7/84:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
일 7/124:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/21![Frontier logo]()
$92
This Kiwi.com deal was found by Cheapflights users on 6/22. 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.
토 7/184:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
일 7/264:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/22![Frontier logo]()
$94
This Cheapflightsfares deal was found by Cheapflights users on 6/21. 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.
목 7/166:34 pm
STL
- ATL
Nonstop2h 03m
Frontier
일 7/194:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/21![Frontier logo]()
$97
This Cheapflightsfares deal was found by Cheapflights users on 6/20. 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.
금 7/104:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
화 7/144:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/20![Frontier logo]()
$105
This Cheapflightsfares deal was found by Cheapflights users on 6/23. 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.
화 7/76:34 pm
STL
- ATL
Nonstop2h 03m
Frontier
수 7/88:05 am
ATL
- STL
Nonstop1h 52m
Frontier
Deal found 6/23![Frontier logo]()
$106
This Frontier deal was found by Cheapflights users on 6/20. 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.
금 7/104:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
월 7/138:05 am
ATL
- STL
Nonstop1h 52m
Frontier
Deal found 6/20![Frontier logo]()
$107
This Cheapflightsfares deal was found by Cheapflights users on 6/20. 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.
월 9/217:25 am
MDW
- ATL
Nonstop1h 58m
Frontier
토 9/269:00 pm
ATL
- MDW
Nonstop1h 58m
Frontier
Deal found 6/20![Frontier logo]()
$121
Best flights from Illinois to AtlantaDiscover carefully curated flight deals from Illinois to Atlanta that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 6월 25, 2026.
Discover carefully curated flight deals from Illinois to Atlanta that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 6월 25, 2026.
This Delta deal was found by Cheapflights users on 6/22. 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.
수 9/211:00 am
STL
- ATL
Nonstop1h 37m
Delta
수 9/93:15 pm
ATL
- STL
Nonstop1h 39m
Delta
Deal found 6/22![Delta logo]()
$117
This Southwest deal was found by Cheapflights users on 6/21. 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.
수 7/157:10 pm
STL
- ATL
Nonstop1h 40m
Southwest
수 7/222:35 pm
ATL
- STL
1 stop5h 40m
Southwest
Deal found 6/21![Southwest logo]()
$137
This Delta deal was found by Cheapflights users on 6/23. 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.
수 8/2611:00 am
STL
- ATL
Nonstop1h 37m
Delta
화 9/13:34 pm
ATL
- STL
Nonstop1h 43m
Delta
Deal found 6/23![Delta logo]()
$117
This Southwest deal was found by Cheapflights users on 6/25. 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.
토 7/256:45 pm
STL
- ATL
Nonstop1h 40m
Southwest
토 8/16:25 pm
ATL
- STL
1 stop4h 55m
Southwest
Deal found 6/25![Southwest logo]()
$137
This Delta deal was found by Cheapflights users on 6/23. 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.
월 8/247:00 am
STL
- ATL
Nonstop1h 37m
Delta
수 9/211:05 am
ATL
- STL
Nonstop1h 41m
Delta
Deal found 6/23![Delta logo]()
$127
This United Airlines deal was found by Cheapflights users on 6/24. 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.
금 7/172:33 pm
PIA
- ATL
1 stop6h 08m
United Airlines
일 7/1910:05 am
ATL
- PIA
1 stop4h 52m
United Airlines
Deal found 6/24![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 6/23. 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.
금 8/75:23 pm
STL
- ATL
Nonstop1h 51m
Delta
일 8/97:31 am
ATL
- STL
Nonstop1h 39m
Delta
Deal found 6/23![Delta logo]()
$137
This Southwest deal was found by Cheapflights users on 6/22. 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.
화 9/88:35 am
STL
- ATL
1 stop5h 50m
Southwest
수 9/97:20 pm
ATL
- STL
Nonstop1h 40m
Southwest
Deal found 6/22![Southwest logo]()
$157
This American Airlines deal was found by Cheapflights users on 6/23. 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.
화 7/214:35 pm
EVV
- ATL
1 stop6h 23m
American Airlines
화 7/2812:13 pm
ATL
- EVV
1 stop7h 12m
American Airlines
Deal found 6/23![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 6/20. 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.
금 7/247:08 am
STL
- ATL
Nonstop1h 37m
Delta
일 7/267:43 am
ATL
- STL
Nonstop1h 36m
Delta
Deal found 6/20![Delta logo]()
$137
This Southwest deal was found by Cheapflights users on 6/20. 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.
토 7/183:45 pm
STL
- ATL
2 stops7h 05m
Southwest
화 7/216:35 am
ATL
- STL
Nonstop1h 40m
Southwest
Deal found 6/20![Southwest logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 6/25. 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.
금 7/1011:41 am
EVV
- ATL
2 stops25h 52m
Multiple Airlines
화 7/148:30 pm
ATL
- EVV
1 stop20h 19m
Multiple Airlines
Deal found 6/25![Multiple Airlines logo]()
$395
This Southwest deal was found by Cheapflights users on 6/24. 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.
토 8/2211:15 am
STL
- ATL
1 stop7h 10m
Southwest
토 8/2912:50 pm
ATL
- STL
1 stop4h 50m
Southwest
Deal found 6/24![Southwest logo]()
$177
This Southwest deal was found by Cheapflights users on 6/25. 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.
금 7/246:50 pm
STL
- ATL
1 stop5h 20m
Southwest
수 7/297:50 pm
ATL
- STL
1 stop4h 55m
Southwest
Deal found 6/25![Southwest logo]()
$177
This Southwest deal was found by Cheapflights users on 6/24. 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.
수 7/295:40 am
STL
- ATL
1 stop5h 25m
Southwest
수 8/54:50 pm
ATL
- STL
1 stop5h 20m
Southwest
Deal found 6/24![Southwest logo]()
$177
This Delta deal was found by Cheapflights users on 6/22. 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.
토 8/84:39 pm
MDW
- ATL
Nonstop2h 06m
Delta
일 8/99:03 am
ATL
- MDW
Nonstop1h 56m
Delta
Deal found 6/22![Delta logo]()
$237
This United Airlines deal was found by Cheapflights users on 6/21. 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.
토 11/148:00 am
CMI
- ATL
1 stop4h 33m
United Airlines
화 11/179:25 am
ATL
- CMI
1 stop4h 25m
United Airlines
Deal found 6/21![United Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 6/20. 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.
금 7/174:35 pm
EVV
- ATL
1 stop4h 17m
American Airlines
월 7/207:53 pm
ATL
- EVV
1 stop5h 06m
American Airlines
Deal found 6/20![American Airlines logo]()
$349
This Delta deal was found by Cheapflights users on 6/24. 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.
수 8/261:25 pm
MDW
- ATL
1 stop6h 04m
Delta
화 9/89:40 am
ATL
- MDW
Nonstop1h 57m
Delta
Deal found 6/24![Delta logo]()
$237
This American Airlines deal was found by Cheapflights users on 6/23. 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.
토 8/811:41 am
CMI
- ATL
1 stop6h 47m
American Airlines
월 8/107:39 am
ATL
- CMI
1 stop4h 32m
American Airlines
Deal found 6/23![American Airlines logo]()
$356
This Southwest deal was found by Cheapflights users on 6/21. 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.
수 8/53:50 pm
MDW
- ATL
Nonstop1h 50m
Southwest
토 8/86:05 am
ATL
- MDW
2 stops9h 10m
Southwest
Deal found 6/21![Southwest logo]()
$232
This Delta deal was found by Cheapflights users on 6/20. 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.
화 6/3011:23 am
ORD
- ATL
Nonstop2h 01m
Delta
금 7/310:50 pm
ATL
- ORD
Nonstop2h 09m
Delta
Deal found 6/20![Delta logo]()
$241
This United Airlines deal was found by Cheapflights users on 6/20. 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.
수 7/155:43 pm
PIA
- ATL
1 stop4h 47m
United Airlines
토 7/2510:05 am
ATL
- PIA
1 stop4h 52m
United Airlines
Deal found 6/20![United Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 6/23. 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.
금 8/145:00 am
BMI
- ATL
1 stop5h 25m
American Airlines
토 8/158:13 am
ATL
- BMI
2 stops9h 46m
American Airlines
Deal found 6/23![American Airlines logo]()
$364
This Southwest deal was found by Cheapflights users on 6/24. 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.
월 8/103:10 pm
MDW
- ATL
Nonstop1h 50m
Southwest
수 8/127:55 am
ATL
- MDW
Nonstop1h 50m
Southwest
Deal found 6/24![Southwest logo]()
$232
This United Airlines deal was found by Cheapflights users on 6/24. 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.
토 8/810:44 am
PIA
- ATL
1 stop5h 26m
United Airlines
수 8/121:21 pm
ATL
- PIA
1 stop6h 42m
United Airlines
Deal found 6/24![United Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 6/22. 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.
토 7/186:04 am
CMI
- ATL
1 stop4h 03m
American Airlines
토 7/257:25 am
ATL
- CMI
1 stop4h 42m
American Airlines
Deal found 6/22![American Airlines logo]()
$366
This Delta deal was found by Cheapflights users on 6/23. 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.
월 9/145:10 pm
ORD
- ATL
1 stop4h 34m
Delta
화 9/2211:00 am
ATL
- ORD
1 stop6h 14m
Delta
Deal found 6/23![Delta logo]()
$254
This Southwest deal was found by Cheapflights users on 6/24. 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.
수 8/263:50 pm
MDW
- ATL
Nonstop1h 50m
Southwest
토 8/2911:10 am
ATL
- MDW
2 stops6h 55m
Southwest
Deal found 6/24![Southwest logo]()
$232
This American Airlines deal was found by Cheapflights users on 6/22. 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.
수 8/55:00 am
BMI
- ATL
2 stops5h 59m
American Airlines
수 8/194:37 pm
ATL
- BMI
2 stops8h 22m
American Airlines
Deal found 6/22![American Airlines logo]()
$369
Last-minute flights from Illinois to AtlantaDiscover last-minute flight deals from Illinois to Atlanta. Data last updated 6월 25, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Atlanta. Data last updated 6월 25, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 6/21. 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.
수 7/16:55 am
ORD
- ATL
Nonstop2h 32m
Frontier
토 7/46:20 pm
ATL
- ORD
Nonstop2h 30m
Frontier
Deal found 6/21![Frontier logo]()
$130
This Cheapflightsfares deal was found by Cheapflights users on 6/23. 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.
화 7/76:34 pm
STL
- ATL
Nonstop2h 03m
Frontier
수 7/88:05 am
ATL
- STL
Nonstop1h 52m
Frontier
Deal found 6/23![Frontier logo]()
$106
This Frontier deal was found by Cheapflights users on 6/22. 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.
화 7/76:34 pm
STL
- ATL
Nonstop2h 03m
Frontier
토 7/118:05 am
ATL
- STL
Nonstop1h 52m
Frontier
Deal found 6/22![Frontier logo]()
$108
This Cheapflightsfares deal was found by Cheapflights users on 6/21. 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.
수 7/84:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
일 7/124:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/21![Frontier logo]()
$92
This Cheapflightsfares deal was found by Cheapflights users on 6/20. 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.
금 7/104:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
화 7/144:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/20![Frontier logo]()
$105
This Frontier deal was found by Cheapflights users on 6/20. 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.
금 7/104:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
월 7/138:05 am
ATL
- STL
Nonstop1h 52m
Frontier
Deal found 6/20![Frontier logo]()
$107
This Cheapflightsfares deal was found by Cheapflights users on 6/21. 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.
목 7/166:34 pm
STL
- ATL
Nonstop2h 03m
Frontier
일 7/194:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/21![Frontier logo]()
$97
This Cheapflightsfares deal was found by Cheapflights users on 6/24. 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.
토 7/184:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
토 7/258:05 am
ATL
- STL
Nonstop1h 52m
Frontier
Deal found 6/24![Frontier logo]()
$76
This Kiwi.com deal was found by Cheapflights users on 6/22. 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.
토 7/184:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
일 7/264:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/22![Frontier logo]()
$94
This Kiwi.com deal was found by Cheapflights users on 6/21. 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.
일 7/196:34 pm
STL
- ATL
Nonstop2h 03m
Frontier
일 7/264:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/21![Frontier logo]()
$86
This Cheapflightsfares deal was found by Cheapflights users on 6/23. 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.
금 7/244:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
일 7/264:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/23![Frontier logo]()
$87
This Super.com deal was found by Cheapflights users on 6/24. 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.
수 7/294:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
목 7/304:43 pm
ATL
- STL
Nonstop1h 54m
Frontier
Deal found 6/24![Frontier logo]()
$75
One-way flights from Illinois to AtlantaSearch for one-way flight options from Illinois to Atlanta. Find affordable one-way fares based on user searches. Data last updated 6월 25, 2026.
Search for one-way flight options from Illinois to Atlanta. Find affordable one-way fares based on user searches. Data last updated 6월 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/24. 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.
일 8/96:34 pm
STL
- ATL
Nonstop2h 03m
Frontier
Deal found 6/24![Frontier logo]()
$37
This Cheapflightsfares deal was found by Cheapflights users on 6/24. 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.
월 7/274:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
Deal found 6/24![Frontier logo]()
$38
This Kiwi.com deal was found by Cheapflights users on 6/20. 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.
금 9/1810:35 am
STL
- ATL
Nonstop1h 40m
Frontier
Deal found 6/20![Frontier logo]()
$46
This Kiwi.com deal was found by Cheapflights users on 6/20. 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.
월 9/1410:35 am
STL
- ATL
Nonstop1h 40m
Frontier
Deal found 6/20![Frontier logo]()
$48
This Kiwi.com deal was found by Cheapflights users on 6/24. 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.
수 7/84:57 pm
STL
- ATL
Nonstop1h 59m
Frontier
Deal found 6/24![Frontier logo]()
$53
This Cheapflightsfares deal was found by Cheapflights users on 6/21. 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.
토 7/45:06 pm
STL
- ATL
Nonstop2h 01m
Frontier
Deal found 6/21![Frontier logo]()
$54
This Super.com deal was found by Cheapflights users on 6/20. 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.
수 7/16:55 am
ORD
- ATL
Nonstop2h 32m
Frontier
Deal found 6/20![Frontier logo]()
$55
This Super.com deal was found by Cheapflights users on 6/21. 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.
금 7/36:00 am
MDW
- ATL
Nonstop2h 19m
Frontier
Deal found 6/21![Frontier logo]()
$55
This Super.com deal was found by Cheapflights users on 6/21. 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.
화 6/301:29 pm
ORD
- ATL
Nonstop2h 21m
Frontier
Deal found 6/21![Frontier logo]()
$56
This Super.com deal was found by Cheapflights users on 6/21. 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.
수 7/112:04 pm
MDW
- ATL
Nonstop2h 14m
Frontier
Deal found 6/21![Frontier logo]()
$56
This Southwest deal was found by Cheapflights users on 6/22. 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.
화 8/186:40 pm
STL
- ATL
Nonstop1h 30m
Southwest
Deal found 6/22![Southwest logo]()
$59
This Kiwi.com deal was found by Cheapflights users on 6/23. 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.
화 9/222:03 pm
ORD
- ATL
Nonstop2h 14m
Frontier
Deal found 6/23![Frontier logo]()
$61
Find flight deals from Illinois to Atlanta
Keep the following information in mind while searching for Illinois to Atlanta flight deals. Data was last updated 6월 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $75 (Super.com) |
One-way from | $37 (Kiwi.com) |
Popular in | June |
Cheapest in | August |
Average price | $253 |
Good round-trip deal | $213 or less |
Good one-way deal | $129 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois to Atlanta 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 6월 25, 2026.
Use the filters below to find and compare flights from Illinois to Atlanta that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
수 9/2
11:00 am-1:37 pm
Nonstop1h 37m
Atlanta Hartsfield-Jackson
수 9/9
3:15 pm-3:54 pm
Nonstop1h 39m
$117
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
수 8/26
11:00 am-1:37 pm
Nonstop1h 37m
Atlanta Hartsfield-Jackson
화 9/1
3:34 pm-4:17 pm
Nonstop1h 43m
$117
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
월 8/24
7:00 am-9:37 am
Nonstop1h 37m
Atlanta Hartsfield-Jackson
수 9/2
11:05 am-11:46 am
Nonstop1h 41m
$127
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
수 7/15
7:10 pm-9:50 pm
Nonstop1h 40m
Atlanta Hartsfield-Jackson
수 7/22
2:35 pm-7:15 pm
1 stop5h 40m
$137
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
토 7/25
6:45 pm-9:25 pm
Nonstop1h 40m
Atlanta Hartsfield-Jackson
토 8/1
6:25 pm-10:20 pm
1 stop4h 55m
$137
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
금 8/7
5:23 pm-8:14 pm
Nonstop1h 51m
Atlanta Hartsfield-Jackson
일 8/9
7:31 am-8:10 am
Nonstop1h 39m
$137
Quickest round-trip
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
금 7/24
7:08 am-9:45 am
Nonstop1h 37m
Atlanta Hartsfield-Jackson
일 7/26
7:43 am-8:19 am
Nonstop1h 36m
$137
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
화 9/8
8:35 am-3:25 pm
1 stop5h 50m
Atlanta Hartsfield-Jackson
수 9/9
7:20 pm-8:00 pm
Nonstop1h 40m
$157
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
토 7/18
3:45 pm-11:50 pm
2 stops7h 05m
Atlanta Hartsfield-Jackson
화 7/21
6:35 am-7:15 am
Nonstop1h 40m
$162
St. LouisAtlanta
STL - ATL
STLATL
Lambert-St Louis
토 8/22
11:15 am-7:25 pm
1 stop7h 10m
Atlanta Hartsfield-Jackson
토 8/29
12:50 pm-4:40 pm
1 stop4h 50m
$177
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Atlanta
Have a flexible travel schedule? Discover the best time to fly to Atlanta from Illinois with our price prediction graph.
STL-ATL
PIA-ATL
EVV-ATL
MDW-ATL
CMI-ATL
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 Atlanta
USIL-ATL
STL-ATL
PIA-ATL
EVV-ATL
MDW-ATL
What is the cheapest month to book a flight from Illinois to Atlanta?
Currently, August is the cheapest month in which you can book a flight from Illinois to Atlanta (average of $140). Flying from Illinois to Atlanta in May is currently the most expensive (average of $322). 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 ATL?
Find hourly flight availability from Illinois to Atlanta. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6월 25, 2026.
A simple way to save on the total cost of your ticket is to fly from Illinois to Atlanta in the evening. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight in the morning.
Weekly flight availability from Illinois to Atlanta
Explore weekly flight availability from Illinois to Atlanta. 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 6월 25, 2026.
The most flights from USIL to ATL are scheduled on a Thursday (97 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (35 on average).
How much does it cost to fly round-trip from Illinois to Atlanta?
How far ahead should I book a flight from Illinois to Atlanta?
The best time to book flights from Illinois to Atlanta is 89 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Illinois to Atlanta?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Atlanta. Price data was last updated on June 20, 2026.
Travelers seeking maximum savings on their Illinois to Atlanta flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Illinois to Atlanta. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Atlanta?
Book flights to Atlanta if you plan to visit one of these locationsCollege Park
Sandy Springs
Duluth
Lawrenceville
Auburn
Marietta
Roswell
Norcross
Lithia Springs
Peachtree Corners
Gainesville
Canton
McDonough
Covington
Stone Mountain
Stockbridge
Dunwoody
Commerce
Lithonia
Morrow
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
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Alternative routes for Illinois to Atlanta
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Atlanta
Explore flights to Atlanta departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 6월 25, 2026.
Complete your trip
Complete your trip to Atlanta by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Illinois to Atlanta by cabin class
Find flights from Illinois to Atlanta, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Atlanta flights
Browse other Illinois and Atlanta flight options. Last updated on 6월 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Illinois to Atlanta flights
Consider these flights traveling from Illinois to Atlanta.
Top 6 airlines flying from Illinois to Atlanta
Discover the top 6 airlines that operate flights from Illinois to Atlanta. 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 6월 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$58 | Average$156 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$98 | Average$374 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$138 | Average$191 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$146 | Average$374 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$147 | Average$306 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$157 | Average$354 | FlexibilityNo cancel fee | On-time69% |