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$38+ 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ATL
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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Find flight deals from Illinois to Atlanta

Cheapest flights from Illinois to Atlanta
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 November 4, 2025.

This Priceline deal was found by Cheapflights users on 11/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2010:12 amORD - ATL
1 stop8h 04mMultiple Airlines
Wed 12/31:15 pmATL - ORD
Nonstop2h 16mMultiple Airlines
Deal found 11/4$80
This Cheapflightsfares deal was found by Cheapflights users on 11/2. 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.
Wed 11/1912:37 pmORD - ATL
Nonstop2h 04mFrontier
Mon 11/2410:57 pmATL - ORD
Nonstop2h 11mFrontier
Deal found 11/2$82
This Cheapflightsfares deal was found by Cheapflights users on 11/2. 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.
Wed 11/191:56 pmMDW - ATL
Nonstop1h 58mFrontier
Mon 11/249:40 pmATL - MDW
Nonstop2h 03mFrontier
Deal found 11/2$82
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/276:00 amORD - ATL
Nonstop2h 16mFrontier
Tue 12/25:18 pmATL - ORD
Nonstop2h 28mFrontier
Deal found 11/2$83
This Frontier deal was found by Cheapflights users on 11/3. 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.
Thu 12/411:44 amORD - ATL
Nonstop2h 15mFrontier
Mon 12/87:20 amATL - ORD
1 stop17h 52mFrontier
Deal found 11/3$84
This Frontier deal was found by Cheapflights users on 11/2. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/42:16 pmMDW - ATL
1 stop16h 27mFrontier
Mon 12/89:10 pmATL - MDW
Nonstop2h 02mFrontier
Deal found 11/2$84
This Cheapflightsfares deal was found by Cheapflights users on 11/1. 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 12/63:26 pmORD - ATL
1 stop6h 38mSpirit Airlines
Wed 12/105:30 amATL - ORD
1 stop6h 38mSpirit Airlines
Deal found 11/1$86
This Cheapflightsfares deal was found by Cheapflights users on 11/2. 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 12/42:16 pmMDW - ATL
1 stop6h 24mFrontier
Sun 12/79:10 pmATL - MDW
Nonstop2h 02mFrontier
Deal found 11/2$86
This Mytrip deal was found by Cheapflights users on 11/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/192:31 pmORD - ATL
1 stop5h 52mMultiple Airlines
Wed 11/2610:57 pmATL - ORD
Nonstop2h 11mMultiple Airlines
Deal found 11/2$87
This Cheapflightsfares deal was found by Cheapflights users on 11/3. 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 12/66:00 amMDW - ATL
Nonstop2h 18mFrontier
Sun 12/145:11 pmATL - MDW
Nonstop2h 01mFrontier
Deal found 11/3$87
This Cheapflightsfares deal was found by Cheapflights users on 11/3. 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.
Thu 12/47:40 amORD - ATL
1 stop5h 50mFrontier
Fri 12/59:10 pmATL - ORD
Nonstop2h 14mFrontier
Deal found 11/3$88
This Cheapflightsfares deal was found by Cheapflights users on 11/3. 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.
Thu 12/42:16 pmMDW - ATL
1 stop6h 24mFrontier
Fri 12/59:10 pmATL - MDW
Nonstop2h 02mFrontier
Deal found 11/3$88

Cheap flight deals from Illinois to Atlanta

Keep the following information in mind while searching for Illinois to Atlanta flight deals. Data was last updated November 4, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$80
(Priceline)

One-way from

$38
(Kiwi.com)

Popular in

January

Cheapest in

August

Average price

$193

Good round-trip deal

$155 or less

Good one-way deal

$91 or less
Provider with most accurate pricing for Chicago (CHI)-Atlanta Hartsfield-Jackson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Atlanta Hartsfield-Jackson flights.
Search Deals
From Illinois to Atlanta Hartsfield-Jackson
Search Deals
One-way flight from Illinois to Atlanta Hartsfield-Jackson
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Atlanta Hartsfield-Jackson.
Search Deals
Price to beat on a one-way flight from Illinois to Atlanta Hartsfield-Jackson.
Search Deals

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 November 4, 2025.
Use the filters below to find and compare flights from Illinois to Atlanta that are best for you.

Fly from

Illinois

Fly to

Atlanta

Route

Depart

Return

Price

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Wed 12/17

7:20 am-3:25 pm

1 stop7h 05m

Atlanta Hartsfield-Jackson

Wed 12/24

9:10 pm-10:24 pm

Nonstop2h 14m

$97

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Sun 12/21

6:00 am-9:20 am

Nonstop2h 20m

Atlanta Hartsfield-Jackson

Mon 12/29

5:05 pm-6:33 pm

Nonstop2h 28m

$98

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Sun 11/30

7:57 pm-7:40 pm

1 stop22h 43m

Atlanta Hartsfield-Jackson

Thu 12/4

4:09 pm-5:27 pm

Nonstop2h 18m

$98

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Fri 12/5

4:38 pm-9:18 am

1 stop15h 40m

Atlanta Hartsfield-Jackson

Sun 12/7

7:27 am-8:42 am

Nonstop2h 15m

$102

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Thu 12/4

7:40 am-7:46 am

1 stop23h 06m

Atlanta Hartsfield-Jackson

Mon 12/8

7:20 am-12:12 am

1 stop17h 52m

$110

ChicagoAtlanta

MDW - ATL

MDWATL

Chicago Midway

Tue 1/20

8:10 am-11:05 am

Nonstop1h 55m

Atlanta Hartsfield-Jackson

Thu 1/22

6:10 am-7:05 am

Nonstop1h 55m

$131

ChicagoAtlanta

MDW - ATL

MDWATL

Chicago Midway

Thu 2/19

11:50 am-2:40 pm

Nonstop1h 50m

Atlanta Hartsfield-Jackson

Tue 2/24

3:45 pm-4:40 pm

Nonstop1h 55m

$131

ChicagoAtlanta

MDW - ATL

MDWATL

Chicago Midway

Wed 2/18

8:10 am-11:05 am

Nonstop1h 55m

Atlanta Hartsfield-Jackson

Fri 2/20

6:05 am-7:00 am

Nonstop1h 55m

$131

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Wed 12/3

6:05 pm-9:18 pm

Nonstop2h 13m

Atlanta Hartsfield-Jackson

Wed 12/10

10:25 am-11:39 am

Nonstop2h 14m

$133

St. LouisAtlanta

STL - ATL

STLATL

Lambert-St Louis

Thu 11/20

3:14 pm-5:57 pm

Nonstop1h 43m

Atlanta Hartsfield-Jackson

Mon 11/24

11:37 am-6:19 pm

1 stop7h 42m

$137

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 60 results
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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.
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

What is the cheapest month to book a flight from Illinois to Atlanta?

Currently, February is the cheapest month in which you can book a flight from Illinois to Atlanta (average of $36). Flying from Illinois to Atlanta in July is currently the most expensive (average of $79). 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 November 4, 2025.

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 58% on your trip compared to booking a flight in the morning.

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 December 16, 2024.

Travelers seeking maximum savings on their Illinois to Atlanta flight should consider departing on Friday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 4, 2025.

The most flights from USIL to ATL are scheduled on a Monday (83 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 on average).

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.

  • What airport do you fly into for flights to Atlanta from Illinois?

    If you book a flight to Atlanta from Illinois, you will be flying to Hartsfield-Jackson, which is the city’s only airport. Atlanta Hartsfield-Jackson (ATL) is located 8.2 mi from the center of Atlanta.

  • How long is the flight from Illinois to Atlanta?

    A quick flight from Illinois to Atlanta can take about 1h 55m. Frontier provides one of the quickest options available for as low as $131. Illinois and Atlanta are separated by a distance of 591 mi. Most flights are nonstop.

  • What are the cheapest airlines to fly from Illinois to Atlanta one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $40. However, be on the lookout for offers from Spirit Airlines and Southwest, as they are both options that can get you from Illinois to Atlanta for a low price.

  • What are the most popular routes from Illinois to Atlanta?

    The most popular route from Illinois to Atlanta is Chicago O'Hare Intl - Atlanta Hartsfield-Jackson. You may also consider Chicago Midway - Atlanta Hartsfield-Jackson or Lambert-St Louis - Atlanta Hartsfield-Jackson.

  • What are the most reliable airlines from Illinois to Atlanta?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Illinois to Atlanta on time: Spirit Airlines (100%), LATAM Airlines (95%), Air France (94%).

  • What are the cheapest flights from Illinois to Atlanta?

    Looking at all options, your cheapest flight can be booked for $42. While the most popular route (Chicago O'Hare Intl - Atlanta Hartsfield-Jackson) can be booked for $58 on average, our data indicates $820 when flying from Illinois to Atlanta.

  • Can I find deals for flights from Illinois to Atlanta that include hotel bookings?

    Yes. In addition to deals on Illinois to Atlanta flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Atlanta?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Atlanta.

  • Can I find deals for business class flights from Illinois to Atlanta?

    Yes. Cheapflights offers flight deals from Illinois to Atlanta by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Atlanta?

    Currently, February is the cheapest month in which you can book a flight from Illinois to Atlanta (average of $36). Flying from Illinois to Atlanta in July is currently the most expensive (average of $79). 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.

See more FAQs

Traveling to a place near Atlanta?

Book flights to Atlanta if you plan to visit one of these locations
Duluth
College Park
McDonough
Roswell
Norcross
Lawrenceville
Stone Mountain
Kennesaw
Peachtree Corners
Conyers
Buford
Marietta
Commerce
Lithonia
Covington
Smyrna
Douglasville
Acworth
Auburn
Sandy Springs

Browse thousands of different options on Cheapflights for your next trip

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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.
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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 November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$46Average$155FlexibilityNo cancel feeOn-time65%
FrontierCheapest$57Average$157FlexibilityNo cancel feeOn-time62%
DeltaCheapest$100Average$331FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$139Average$394FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$140Average$541FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$154Average$396FlexibilityNo cancel feeOn-time71%

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