HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Atlanta

$43+ 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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — ATL
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Atlanta 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.

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 October 20, 2025.

This Flightnetwork deal was found by Cheapflights users on 10/19. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/76:15 amMDW - ATL
Nonstop2h 14mFrontier
Mon 11/105:40 pmATL - MDW
Nonstop1h 59mFrontier
Deal found 10/19$84
This Cheapflightsfares deal was found by Cheapflights users on 10/19. 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 11/75:11 amORD - ATL
Nonstop2h 08mFrontier
Fri 11/710:59 pmATL - ORD
Nonstop2h 12mFrontier
Deal found 10/19$84
This Frontier deal was found by Cheapflights users on 10/19. 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 11/256:05 amMDW - ATL
Nonstop2h 17mFrontier
Fri 11/281:42 pmATL - MDW
Nonstop1h 58mFrontier
Deal found 10/19$85
This Priceline deal was found by Cheapflights users on 10/19. 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.
Tue 11/256:00 amORD - ATL
Nonstop2h 16mFrontier
Fri 11/2810:57 pmATL - ORD
Nonstop2h 11mFrontier
Deal found 10/19$85
This Cheapflightsfares deal was found by Cheapflights users on 10/20. 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.
Tue 11/42:31 pmORD - ATL
1 stop5h 52mSpirit Airlines
Sat 11/157:05 pmATL - ORD
1 stop6h 22mSpirit Airlines
Deal found 10/20$86
This Mytrip deal was found by Cheapflights users on 10/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/112:31 pmORD - ATL
1 stop5h 52mMultiple Airlines
Thu 11/139:26 amATL - ORD
Nonstop2h 15mMultiple Airlines
Deal found 10/20$87
This Cheapflightsfares deal was found by Cheapflights users on 10/19. 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 11/16:20 amMDW - ATL
Nonstop2h 09mFrontier
Sun 11/29:00 pmATL - MDW
Nonstop2h 03mFrontier
Deal found 10/19$88
This Cheapflightsfares deal was found by Cheapflights users on 10/19. 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 11/25:11 amORD - ATL
Nonstop2h 05mFrontier
Sat 11/810:17 pmATL - ORD
Nonstop2h 12mFrontier
Deal found 10/19$88
This Cheapflightsfares deal was found by Cheapflights users on 10/19. 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 10/306:20 amMDW - ATL
Nonstop2h 09mFrontier
Tue 11/410:38 amATL - MDW
Nonstop2h 00mFrontier
Deal found 10/19$89
This Cheapflightsfares deal was found by Cheapflights users on 10/19. 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 10/305:11 amORD - ATL
Nonstop2h 05mFrontier
Tue 11/410:00 amATL - ORD
Nonstop2h 14mFrontier
Deal found 10/19$89
This Priceline deal was found by Cheapflights users on 10/19. 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.
Wed 10/292:06 pmMDW - ATL
Nonstop1h 58mFrontier
Mon 11/39:08 pmATL - MDW
Nonstop2h 03mFrontier
Deal found 10/19$90
This Cheapflightsfares deal was found by Cheapflights users on 10/19. 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 10/2912:37 pmORD - ATL
Nonstop2h 04mFrontier
Thu 11/69:20 amATL - ORD
Nonstop2h 15mFrontier
Deal found 10/19$90

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 October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$84
(Flightnetwork)

One-way from

$43
(Cheapflightsfares)

Popular in

January

Cheapest in

August

Average price

$184

Good round-trip deal

$149 or less

Good one-way deal

$88 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 October 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 October 20, 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

Mon 10/27

5:50 pm-9:05 pm

Nonstop2h 15m

Atlanta Hartsfield-Jackson

Wed 10/29

10:00 am-11:14 am

Nonstop2h 14m

$101

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Sat 10/25

5:45 pm-9:07 pm

Nonstop2h 22m

Atlanta Hartsfield-Jackson

Thu 10/30

9:26 am-10:41 am

Nonstop2h 15m

$101

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Sun 11/9

5:25 am-12:11 am

1 stop17h 46m

Atlanta Hartsfield-Jackson

Tue 11/11

10:00 am-11:14 am

Nonstop2h 14m

$111

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Tue 11/18

10:35 am-1:40 pm

Nonstop2h 05m

Atlanta Hartsfield-Jackson

Tue 11/18

3:56 pm-5:05 pm

Nonstop2h 09m

$132

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Mon 10/27

5:05 am-8:13 am

Nonstop2h 08m

Atlanta Hartsfield-Jackson

Mon 10/27

3:22 pm-1:19 am

1 stop10h 57m

$134

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Wed 11/26

6:00 am-9:16 am

Nonstop2h 16m

Atlanta Hartsfield-Jackson

Mon 12/1

10:57 pm-12:08 am

Nonstop2h 11m

$136

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Tue 12/23

6:00 am-9:20 am

Nonstop2h 20m

Atlanta Hartsfield-Jackson

Sat 12/27

5:05 pm-6:33 pm

Nonstop2h 28m

$137

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Wed 12/3

10:12 am-8:35 pm

1 stop9h 23m

Atlanta Hartsfield-Jackson

Fri 12/5

9:01 am-8:01 pm

1 stop12h 00m

$138

St. LouisAtlanta

STL - ATL

STLATL

Lambert-St Louis

Mon 10/27

7:52 pm-6:02 am

1 stop9h 10m

Atlanta Hartsfield-Jackson

Thu 10/30

8:23 am-1:17 pm

1 stop5h 54m

$144

ChicagoAtlanta

ORD - ATL

ORDATL

Chicago O'Hare Intl

Wed 11/12

5:10 am-2:41 pm

1 stop8h 31m

Atlanta Hartsfield-Jackson

Sun 11/16

10:38 pm-12:59 am

2 stops27h 21m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/20

Showing 1-10 of 60 results
1
2
3
...
6

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 October 20, 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 Tuesday evenings when fares are most often at their lowest. Sunday mornings 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 October 20, 2025.

The most flights from USIL to ATL are scheduled on a Sunday (91 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (67 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 50m. Frontier provides one of the quickest options available for as low as $177. 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 $44. However, be on the lookout for offers from Southwest and Spirit Airlines, 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: LATAM Airlines (96%), Spirit Airlines (94%), Air France (94%).

  • What are the cheapest flights from Illinois to Atlanta?

    Looking at all options, your cheapest flight can be booked for $49. While the most popular route (Chicago O'Hare Intl - Atlanta Hartsfield-Jackson) can be booked for $62 on average, our data indicates $687 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
College Park
Duluth
McDonough
Norcross
Roswell
Lawrenceville
Stone Mountain
Kennesaw
Conyers
Buford
Marietta
Douglasville
Commerce
Lithonia
Covington
Smyrna
Acworth
Auburn
Sandy Springs
Suwanee

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 for Illinois to Atlanta

See prices for flight routes from nearby airports that may be better suited for you.
LaGuardia to Atlanta flights
John F Kennedy Intl to Atlanta flights
Dulles Intl to Atlanta flights
Newark to Atlanta flights
Boston to Atlanta flights
Reagan-National to Atlanta flights
O'Hare Intl to Atlanta flights
Philadelphia to Atlanta flights
Los Angeles to Atlanta flights
Dallas/Fort Worth to Atlanta flights
Seattle to Atlanta flights
Hobby to Atlanta flights
Fort Lauderdale to Atlanta flights
Baltimore to Atlanta flights
Midway to Atlanta flights
Denver to Atlanta flights
Miami to Atlanta flights
George Bush Intcntl to Atlanta flights
Raleigh to Atlanta flights
San Francisco to Atlanta flights
John F Kennedy Intl to Savannah flights
John F Kennedy Intl to Jacksonville flights
Newark to Jacksonville flights
LaGuardia to Jacksonville flights
Sky Harbor Intl to Atlanta flights
Hartford to Atlanta flights
Cleveland to Atlanta flights
West Palm Beach to Atlanta flights
Orlando to Atlanta flights
Austin to Atlanta flights
Detroit to Atlanta flights
LaGuardia to Savannah flights
Newark to Savannah flights
Boston to Jacksonville flights
Cincinnati to Atlanta flights
Love Field to Atlanta flights
Tampa to Atlanta flights
O'Hare Intl to Jacksonville flights
Indianapolis to Atlanta flights
White Plains to Atlanta flights
Ontario to Atlanta flights
St. Louis to Atlanta flights
Boston to Savannah flights
San Diego to Atlanta flights
Fort Myers to Atlanta flights
Salt Lake City to Atlanta flights
Richmond to Atlanta flights
O'Hare Intl to Savannah flights
Dallas/Fort Worth to Jacksonville flights
LaGuardia to Asheville flights

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 October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$46Average$155FlexibilityNo cancel feeOn-time65%
FrontierCheapest$56Average$157FlexibilityNo cancel feeOn-time62%
DeltaCheapest$96Average$331FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$147Average$395FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$150Average$560FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$155Average$396FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.