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Chattanooga

$98+ Cheap flights from Illinois to Chattanooga (CHA)

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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CHA
May 30 — Jun 61
Sat 5/30
Sat 6/6
1 adult, Economy
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Cheap flight deals from Illinois to Chattanooga

Cheapest flights from Illinois to Chattanooga
Explore the most affordable flight options available from Illinois to Chattanooga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2026.

This American Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/273:09 pm
ORD
-
CHA
Nonstop2h 00m
American Airlines
Tue 6/26:39 pm
CHA
-
ORD
Nonstop2h 22m
American Airlines
Deal found 4/29$249
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/17:05 pm
ORD
-
CHA
Nonstop1h 36m
American Airlines
Sun 10/47:25 am
CHA
-
ORD
Nonstop2h 00m
American Airlines
Deal found 4/28$264
This Delta deal was found by Cheapflights users on 4/28. 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 6/199:17 am
MDW
-
CHA
1 stop3h 57m
Delta
Thu 6/256:00 am
CHA
-
MDW
1 stop4h 14m
Delta
Deal found 4/28$269
This Delta deal was found by Cheapflights users on 4/27. 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 5/222:00 pm
ORD
-
CHA
1 stop6h 44m
Delta
Sun 5/245:40 am
CHA
-
ORD
1 stop3h 59m
Delta
Deal found 4/27$269
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/288:14 pm
BMI
-
CHA
1 stop24h 01m
Allegiant Air
Mon 6/2910:04 pm
CHA
-
BMI
1 stop12h 59m
Allegiant Air
Deal found 4/27$270
This United Airlines deal was found by Cheapflights users on 4/28. 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 6/36:00 am
STL
-
CHA
1 stop6h 21m
United Airlines
Sat 6/65:40 pm
CHA
-
STL
1 stop4h 36m
United Airlines
Deal found 4/28$271
This American Airlines deal was found by Cheapflights users on 4/29. 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.
Sat 6/68:00 am
ORD
-
CHA
1 stop7h 06m
American Airlines
Thu 6/116:05 am
CHA
-
ORD
Nonstop1h 57m
American Airlines
Deal found 4/29$274
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Mon 6/19:41 am
BMI
-
CHA
1 stop22h 54m
Allegiant Air
Mon 6/2910:04 pm
CHA
-
BMI
1 stop12h 59m
Allegiant Air
Deal found 4/27$274
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 5/145:05 am
ORD
-
CHA
1 stop15h 07m
Multiple Airlines
Sun 5/174:11 pm
CHA
-
ORD
2 stops16h 44m
Multiple Airlines
Deal found 4/27$277
This United Airlines deal was found by Cheapflights users on 4/27. 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 5/147:15 am
ORD
-
CHA
Nonstop1h 52m
United Airlines
Sun 5/176:30 am
CHA
-
ORD
Nonstop2h 07m
United Airlines
Deal found 4/27$279
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
Mon 6/81:29 pm
ORD
-
CHA
2 stops19h 07m
Multiple Airlines
Thu 6/118:59 am
CHA
-
ORD
1 stop15h 16m
Multiple Airlines
Deal found 4/29$280
This United Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/235:50 pm
ORD
-
CHA
Nonstop1h 59m
United Airlines
Sun 5/245:40 pm
CHA
-
ORD
Nonstop2h 05m
United Airlines
Deal found 4/28$283

Find flight deals from Illinois to Chattanooga

Keep the following information in mind while searching for Illinois to Chattanooga flight deals. Data was last updated April 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(American Airlines)

One-way from

$98
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$339

Good round-trip deal

$279 or less

Good one-way deal

$170 or less
Provider with most accurate pricing for Chicago (CHI)-Chattanooga Lovell Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Chattanooga Lovell Field flights.
Search Deals
From Illinois to Chattanooga Lovell Field
Search Deals
One-way flight from Illinois to Chattanooga Lovell Field
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($69 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Illinois to Chattanooga Lovell Field.
Search Deals
Price to beat on a one-way flight from Illinois to Chattanooga Lovell Field.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Chattanooga 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 April 30, 2026.
Use the filters below to find and compare flights from Illinois to Chattanooga that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoChattanooga

MDW - CHA

MDWCHA

Chicago Midway

Sat 6/6

10:45 am-5:39 pm

1 stop5h 54m

Chattanooga Lovell Field

Thu 6/11

2:55 pm-6:31 pm

1 stop4h 36m

$269

ChicagoChattanooga

MDW - CHA

MDWCHA

Chicago Midway

Wed 6/24

9:17 am-2:14 pm

1 stop3h 57m

Chattanooga Lovell Field

Sat 6/27

7:26 am-12:41 pm

1 stop6h 15m

$269

ChicagoChattanooga

MDW - CHA

MDWCHA

Chicago Midway

Fri 8/14

1:05 pm-8:34 pm

1 stop6h 29m

Chattanooga Lovell Field

Mon 8/17

7:30 am-12:30 pm

1 stop6h 00m

$269

ChicagoChattanooga

MDW - CHA

MDWCHA

Chicago Midway

Wed 6/17

12:45 pm-7:32 pm

1 stop5h 47m

Chattanooga Lovell Field

Sun 6/21

6:00 am-9:14 am

1 stop4h 14m

$269

ChicagoChattanooga

MDW - CHA

MDWCHA

Chicago Midway

Tue 5/26

9:22 am-2:43 pm

1 stop4h 21m

Chattanooga Lovell Field

Tue 6/2

6:25 pm-9:09 pm

1 stop3h 44m

$269

ChicagoChattanooga

ORD - CHA

ORDCHA

Chicago O'Hare Intl

Fri 5/22

2:00 pm-9:44 pm

1 stop6h 44m

Chattanooga Lovell Field

Sun 5/24

5:40 am-8:39 am

1 stop3h 59m

$269

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Tue 7/28

9:24 am-3:17 pm

1 stop4h 53m

Chattanooga Lovell Field

Sat 8/1

5:35 am-9:06 am

1 stop4h 31m

$271

ChicagoChattanooga

MDW - CHA

MDWCHA

Chicago Midway

Fri 5/22

9:22 am-2:43 pm

1 stop4h 21m

Chattanooga Lovell Field

Mon 5/25

5:40 am-10:00 am

1 stop5h 20m

$304

ChicagoChattanooga

MDW - CHA

MDWCHA

Chicago Midway

Fri 7/10

5:10 pm-11:55 pm

1 stop5h 45m

Chattanooga Lovell Field

Sun 7/12

6:00 am-9:08 am

1 stop4h 08m

$304

ChicagoChattanooga

ORD - CHA

ORDCHA

Chicago O'Hare Intl

Thu 6/18

1:46 pm-7:32 pm

1 stop4h 46m

Chattanooga Lovell Field

Thu 6/25

8:30 pm-11:59 pm

1 stop4h 29m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Illinois to Chattanooga

Have a flexible travel schedule? Discover the best time to fly to Chattanooga 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 Chattanooga

How far ahead should I book a flight from Illinois to Chattanooga?

The price you pay for your flight from Illinois to Chattanooga may vary depending on when you book. For the best chance of a lower fare, look to book 39 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, February is the cheapest month in which you can book a flight from Illinois to Chattanooga (average of $95). Flying from Illinois to Chattanooga in August is currently the most expensive (average of $218). 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 CHA?

Find hourly flight availability from Illinois to Chattanooga. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2026.

It’s optimal to fly from Illinois to Chattanooga in the afternoon. By choosing this option you can save up to 12% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Illinois to Chattanooga?

Use this chart to determine the cheapest time to fly round-trip from Illinois to Chattanooga. Price data was last updated on April 25, 2026.

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

Weekly flight availability from Illinois to Chattanooga

Explore weekly flight availability from Illinois to Chattanooga. 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 April 30, 2026.

The most flights from USIL to CHA are scheduled on a Monday (6 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (1 on average).

How much does it cost to fly round-trip from Illinois to Chattanooga?

Related info for your journey

Find useful and relevant information for your journey from Illinois to Chattanooga. 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 Chattanooga from Illinois?

    For a flight from Illinois to Chattanooga, you will be flying into Lovell Field. Chattanooga Lovell Field (CHA) is just 6.0 mi from the center of the city.

  • How long is the flight from Illinois to Chattanooga?

    For as low as $320, Delta can have you in Chattanooga from Illinois in 1h 56m. Illinois and Chattanooga are separated by a distance of 501 mi. This flight may include one or multiple stops.

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

    $118 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Delta and United Airlines, with prices starting from $118 and $128, respectively.

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

    Most travelers choose Chicago O'Hare Intl - Chattanooga Lovell Field, Chicago Midway - Chattanooga Lovell Field or Lambert-St Louis - Chattanooga Lovell Field when deciding on the best route from Illinois to Chattanooga.

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

    Consider Qatar Airways (81%), Envoy Air (75%) or American Airlines (72%) when booking your flight. These represent the most reliable airlines when flying from Illinois to Chattanooga.

  • What are the cheapest flights from Illinois to Chattanooga?

    On average you can expect to pay $272 for a flight from Illinois to Chattanooga. The cheapest flight overall is $135 while the most popular route, (Chicago O'Hare Intl - Chattanooga Lovell Field) is currently priced at $249.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Chattanooga 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 Chattanooga?

    Currently, February is the cheapest month in which you can book a flight from Illinois to Chattanooga (average of $95). Flying from Illinois to Chattanooga in August is currently the most expensive (average of $218). 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

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Alternative routes for Illinois to Chattanooga

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Illinois to Chattanooga

Discover the top 2 airlines that operate flights from Illinois to Chattanooga. 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 April 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$189Average$315FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$193Average$299FlexibilityNo cancel feeOn-time71%

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