$77+ Cheap flights from Atlanta (ATL) to O'Hare Intl (ORD)
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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
ATL — ORD
Oct 4 — Oct 111
Round-trip
1 adult, Economy
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Find cheap flights from Atlanta to O'Hare Intl 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Atlanta Hartsfield-Jackson to Chicago O'Hare Intl are usually found in January or February, booked 79 days in advance, depart on a Friday or Thursday and return on a Friday
Cheap flight deals from Atlanta to O'Hare Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Atlanta to O'Hare IntlExplore the most affordable flight options available from Atlanta to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
Explore the most affordable flight options available from Atlanta to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 4, 2026.
This Super.com deal was found by Cheapflights users on 9/3. 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 9/285:02 pm -
Nonstop2h 21m
Thu 10/110:26 am -
Nonstop2h 10m
Deal found 9/3![Frontier logo]()
$136
This Cheapflightsfares deal was found by Cheapflights users on 9/1. 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.
Sat 9/56:38 pm -
Nonstop2h 30m
Sat 9/126:20 am -
Nonstop2h 09m
Deal found 9/1![Frontier logo]()
$137
This Super.com deal was found by Cheapflights users on 9/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:35 am -
Nonstop2h 16m
Thu 9/247:28 pm -
Nonstop2h 16m
Deal found 9/2![Frontier logo]()
$138
This CheapOair deal was found by Cheapflights users on 9/2. 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.
Wed 9/309:08 pm -
1 stop25h 31m
Fri 10/27:28 pm -
Nonstop2h 16m
Deal found 9/2![Frontier logo]()
$139
This Cheapflightsfares deal was found by Cheapflights users on 9/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
Nonstop2h 20m
Thu 10/87:44 pm -
Nonstop2h 23m
Deal found 9/2![Frontier logo]()
$141
This Cheapflightsfares deal was found by Cheapflights users on 9/1. 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.
Sun 9/66:34 pm -
Nonstop2h 30m
Fri 10/210:26 am -
Nonstop2h 10m
Deal found 9/1![Frontier logo]()
$143
This Frontier deal was found by Cheapflights users on 9/3. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/104:06 pm -
1 stop7h 33m
Sun 10/1110:26 am -
Nonstop2h 08m
Deal found 9/3![Frontier logo]()
$144
This CheapOair deal was found by Cheapflights users on 9/1. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/35:02 pm -
Nonstop2h 21m
Tue 10/67:28 pm -
Nonstop2h 16m
Deal found 9/1![Frontier logo]()
$145
This Cheapflightsfares deal was found by Cheapflights users on 9/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/35:02 pm -
Nonstop2h 21m
Thu 10/87:44 pm -
Nonstop2h 23m
Deal found 9/2![Frontier logo]()
$146
This Super.com deal was found by Cheapflights users on 9/3. 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.
Thu 10/225:10 pm -
Nonstop2h 21m
Sat 10/247:44 pm -
Nonstop2h 23m
Deal found 9/3![Frontier logo]()
$147
This Super.com deal was found by Cheapflights users on 8/31. 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.
Sat 9/56:38 pm -
Nonstop2h 30m
Tue 9/81:59 pm -
Nonstop2h 22m
Deal found 8/31![Frontier logo]()
$148
This Gotogate deal was found by Cheapflights users on 9/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:10 pm -
Nonstop2h 21m
Sat 10/247:44 pm -
Nonstop2h 23m
Deal found 9/2![Frontier logo]()
$149
Best flights from Atlanta to O'Hare IntlDiscover carefully curated flight deals from Atlanta to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
Discover carefully curated flight deals from Atlanta to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 4, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 9/3. 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.
Mon 10/197:49 pm -
1 stop13h 02m
Fri 10/237:44 pm -
Nonstop2h 23m
Deal found 9/3![Frontier logo]()
$181
This Delta deal was found by Cheapflights users on 9/1. 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 10/237:20 pm -
Nonstop2h 18m
Mon 10/268:05 am -
Nonstop1h 57m
Deal found 9/1![Delta logo]()
$247
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Mon 11/233:32 pm -
Nonstop2h 18m
Mon 11/308:03 pm -
Nonstop2h 12m
Deal found 9/3![United Airlines logo]()
$279
This Cheapflightsfares deal was found by Cheapflights users on 9/3. 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 11/2112:25 pm -
Nonstop2h 19m
Sat 11/285:40 am -
1 stop11h 59m
Deal found 9/3![Frontier logo]()
$221
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2910:50 pm -
Nonstop2h 07m
Sun 11/16:30 am -
Nonstop2h 03m
Deal found 9/3![Delta logo]()
$288
This United Airlines deal was found by Cheapflights users on 8/30. 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 11/2210:55 am -
Nonstop2h 19m
Sun 11/2911:55 pm -
Nonstop2h 10m
Deal found 8/30![United Airlines logo]()
$304
This Cheapflightsfares deal was found by Cheapflights users on 9/3. 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.
Tue 9/156:00 am -
1 stop9h 17m
Tue 9/153:50 pm -
1 stop18h 24m
Deal found 9/3![Frontier logo]()
$288
This Delta deal was found by Cheapflights users on 9/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:30 am -
1 stop5h 29m
Wed 12/211:39 am -
1 stop5h 36m
Deal found 9/3![Delta logo]()
$294
This United Airlines deal was found by Cheapflights users on 8/31. 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.
Thu 11/269:23 am -
Nonstop2h 24m
Sun 11/2911:55 pm -
Nonstop2h 10m
Deal found 8/31![United Airlines logo]()
$304
This Delta deal was found by Cheapflights users on 8/31. 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.
Wed 10/148:30 am -
1 stop5h 29m
Sat 10/171:55 pm -
1 stop4h 48m
Deal found 8/31![Delta logo]()
$307
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Wed 9/98:41 pm -
Nonstop2h 18m
Sun 9/137:37 pm -
Nonstop2h 17m
Deal found 9/2![United Airlines logo]()
$364
This KAYAK deal was found by Cheapflights users on 8/31. 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.
Tue 10/63:20 pm -
1 stop6h 10m
Thu 10/85:27 am -
Nonstop2h 02m
Deal found 8/31![Delta logo]()
$347
Last-minute flights from Atlanta to O'Hare IntlDiscover last-minute flight deals from Atlanta to O'Hare Intl. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from Atlanta to O'Hare Intl. Data last updated September 4, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 9/3. 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.
Tue 9/86:35 am -
Nonstop2h 18m
Wed 9/96:20 am -
Nonstop2h 09m
Deal found 9/3![Frontier logo]()
$150
This Cheapflightsfares deal was found by Cheapflights users on 8/30. 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.
Wed 9/910:35 am -
Nonstop2h 16m
Wed 9/166:20 am -
Nonstop2h 09m
Deal found 8/30![Frontier logo]()
$137
This Super.com deal was found by Cheapflights users on 9/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:35 am -
Nonstop2h 16m
Thu 9/247:28 pm -
Nonstop2h 16m
Deal found 9/2![Frontier logo]()
$138
This Super.com deal was found by Cheapflights users on 9/1. 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.
Wed 9/910:35 am -
Nonstop2h 16m
Tue 9/226:20 am -
Nonstop2h 09m
Deal found 9/1![Frontier logo]()
$139
This Cheapflightsfares deal was found by Cheapflights users on 8/30. 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.
Wed 9/910:35 am -
Nonstop2h 16m
Sat 9/126:20 am -
Nonstop2h 09m
Deal found 8/30![Frontier logo]()
$143
This Super.com deal was found by Cheapflights users on 9/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:02 pm -
Nonstop2h 21m
Sat 9/126:20 am -
Nonstop2h 09m
Deal found 9/2![Frontier logo]()
$155
This Cheapflightsfares deal was found by Cheapflights users on 8/30. 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 9/105:02 pm -
Nonstop2h 21m
Sat 9/197:21 pm -
Nonstop2h 16m
Deal found 8/30![Frontier logo]()
$161
This CheapOair deal was found by Cheapflights users on 8/30. 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 9/118:00 am -
Nonstop2h 20m
Sat 9/126:20 am -
Nonstop2h 09m
Deal found 8/30![Frontier logo]()
$147
This deal was found by Cheapflights users on 9/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:02 pm -
Nonstop2h 21m
Mon 9/147:28 pm -
Nonstop2h 16m
Deal found 9/1![Frontier logo]()
$154
One-way flights from Atlanta to O'Hare IntlSearch for one-way flight options from Atlanta to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
Search for one-way flight options from Atlanta to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:02 pm -
Nonstop2h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$77
This Priceline deal was found by Cheapflights users on 9/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2112:25 pm -
Nonstop2h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$79
This Super.com deal was found by Cheapflights users on 9/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:02 pm -
Nonstop2h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$82
This Super.com deal was found by Cheapflights users on 9/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/165:10 pm -
Nonstop2h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$83
This Cheapflightsfares deal was found by Cheapflights users on 9/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/255:02 pm -
Nonstop2h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$84
This Super.com deal was found by Cheapflights users on 9/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/174:06 pm -
1 stop7h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$86
This Super.com deal was found by Cheapflights users on 9/1. 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.
Mon 10/55:02 pm -
Nonstop2h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$87
This Priceline deal was found by Cheapflights users on 9/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/244:06 pm -
1 stop7h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$88
This Cheapflightsfares deal was found by Cheapflights users on 9/1. 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.
Wed 9/3010:35 am -
Nonstop2h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$89
This Super.com deal was found by Cheapflights users on 9/2. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/154:06 pm -
1 stop7h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$91
Find flight deals from Atlanta to O'Hare Intl
Discover tips and strategies to find the most affordable flight options for your journey from Atlanta (ATL) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $136 (Super.com) |
One-way from | $77 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $226 |
Good round-trip deal | $226 or less |
Good one-way deal | $132 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Atlanta to O'Hare Intl 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 September 4, 2026.
Use the filters below to find and compare flights from Atlanta to Chicago O'Hare Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Mon 3/1
10:45 pm-11:50 pm
Nonstop2h 05m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$119
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Thu 12/31
5:37 pm-7:00 pm
Nonstop2h 23m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$119
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Thu 2/18
3:30 pm-4:37 pm
Nonstop2h 07m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$119
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Sat 2/20
1:15 pm-4:37 pm
1 stop4h 22m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$139
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Thu 10/1
10:45 pm-11:59 pm
Nonstop2h 14m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$144
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Fri 1/22
1:15 pm-6:40 pm
1 stop6h 25m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$154
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Mon 2/15
10:45 pm-11:50 pm
Nonstop2h 05m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$171
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Sun 2/21
7:25 am-12:37 pm
1 stop6h 12m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$171
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Mon 10/19
7:49 pm-7:51 am
1 stop13h 02m
Chicago O'Hare Intl
Fri 10/23
7:44 pm-11:07 pm
Nonstop2h 23m
$181
AtlantaChicago
ATL Atlanta Hartsfield-Jackson - ORD Chicago O'Hare Intl
ATLORD
Atlanta Hartsfield-Jackson
Fri 9/18
2:00 pm-7:39 pm
1 stop6h 39m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$220
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Atlanta to O'Hare Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Atlanta to O'Hare Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Atlanta-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Atlanta-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Atlanta-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Atlanta-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Atlanta-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Atlanta to O'Hare Intl
Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Atlanta with our price prediction graph.
ATL-ORD
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 Chicago O'Hare Intl Airport
Prices
Airlines
Delays
How far ahead should I book a flight from Atlanta to Chicago O'Hare Intl Airport?
Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Atlanta to Chicago O'Hare Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Atlanta to Chicago O'Hare Intl Airport?
Currently, January is the cheapest month in which you can book a flight from Atlanta to Chicago O'Hare Intl Airport (average of $170). Flying from Atlanta to Chicago O'Hare Intl Airport in July is currently the most expensive (average of $301). 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 ORD?
Find hourly flight availability from Atlanta to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 4, 2026.
A simple way to save on the total cost of your ticket is to fly from Atlanta to Chicago O'Hare Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 33% on your trip compared to booking a flight at noon.
What is the cheapest day to fly from Atlanta to Chicago O'Hare Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from Atlanta to O'Hare Intl. Price data was last updated on August 29, 2026.
Travelers seeking maximum savings on their Atlanta to Chicago O'Hare Intl Airport flight should consider departing on Friday 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.
How often are flights from Atlanta to Chicago delayed?
About 13% of weekly flights between Atlanta and Chicago have experienced delays in the past year, with the average delay time being 140 minutes.
What is the most punctual flight time for Atlanta to Chicago flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Atlanta to Chicago flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 9% of flights being delayed.
The best insider tips for Atlanta to Chicago O'Hare Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Atlanta to Chicago O'Hare Intl Airport trip
Our travel experts
Reviews of airlines servicing O'Hare Intl
Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated September 4, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Atlanta to Chicago O'Hare Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Overall
7.8
Crew
8.5
Entertainment
7.8
Food
7.2
Comfort
7.8
Boarding
8.1
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Related info for your journey
Find useful and relevant information for your journey from Atlanta to O'Hare Intl. 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 Chicago O'Hare Intl Airport?
Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locationsBenton Harbor
Rosemont
Naperville
Glenview
Lake Geneva
Schaumburg
Oakbrook Terrace
Delavan
Oak Brook
Libertyville
Des Plaines
Orland Park
Hoffman Estates
Aurora
Beloit
Rockford
South Holland
Elgin
Racine
Skokie
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Top 5 airlines flying from Atlanta to O'Hare Intl
Discover the top 5 airlines that operate flights from Atlanta to O'Hare Intl. 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 September 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$59 | Average$167 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$132 | Average$321 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$152 | Average$326 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$167 | Average$291 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$191 | Average$260 | FlexibilityNo cancel fee | On-time62% |