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$149+ 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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CHA
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Illinois to Chattanooga

Keep the following information in mind while searching for Illinois to Chattanooga flight deals. Data was last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$214
(American Airlines)

One-way from

$149
(Delta)

Popular in

January

Cheapest in

September

Average price

$347

Good round-trip deal

$273 or less

Good one-way deal

$253 or less
Provider with most accurate pricing for Chicago (CHI)-Chattanooga Lovell Field flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Chattanooga Lovell Field flights.
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From Illinois to Chattanooga Lovell Field
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One-way flight from Illinois to Chattanooga Lovell Field
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Highest demand for flights based on searches. 9% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Illinois to Chattanooga Lovell Field.
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Price to beat on a one-way flight from Illinois to Chattanooga Lovell Field.
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Find 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 February 20, 2025.

This American Airlines deal was found by Cheapflights users on 2/20. 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.
Thu 4/244:45 pmORD - CHA
1 stop4h 31mAmerican Airlines
Sun 4/275:00 amCHA - ORD
1 stop4h 49mAmerican Airlines
Deal found 2/20$214
This Delta deal was found by Cheapflights users on 2/20. 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.
Mon 5/269:30 amMDW - CHA
1 stop6h 19mDelta
Sat 9/272:55 pmCHA - MDW
1 stop4h 33mDelta
Deal found 2/20$229
This Delta deal was found by Cheapflights users on 2/20. 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.
Sun 5/257:10 amORD - CHA
1 stop6h 23mDelta
Tue 9/302:55 pmCHA - ORD
1 stop4h 45mDelta
Deal found 2/20$229
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Thu 4/35:10 amSTL - CHA
1 stop5h 22mAmerican Airlines
Thu 4/106:44 amCHA - STL
1 stop7h 09mAmerican Airlines
Deal found 2/20$229
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/74:23 pmPIA - CHA
1 stop5h 02mAmerican Airlines
Tue 3/116:41 amCHA - PIA
1 stop4h 40mAmerican Airlines
Deal found 2/19$239
This Delta deal was found by Cheapflights users on 2/20. 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.
Fri 3/76:00 amSTL - CHA
1 stop6h 24mDelta
Sun 3/911:26 amCHA - STL
1 stop6h 22mDelta
Deal found 2/20$239
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Sat 4/58:05 pmORD - CHA
Nonstop1h 54mUnited Airlines
Sat 4/1212:14 pmCHA - ORD
Nonstop2h 01mUnited Airlines
Deal found 2/20$250
This Mytrip deal was found by Cheapflights users on 2/20. 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.
Thu 4/101:47 pmORD - CHA
1 stop27h 00mMultiple Airlines
Sun 4/139:51 pmCHA - ORD
1 stop17h 12mMultiple Airlines
Deal found 2/20$286
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Fri 3/75:33 pmSTL - CHA
1 stop4h 11mUnited Airlines
Tue 3/117:05 amCHA - STL
1 stop6h 07mUnited Airlines
Deal found 2/20$380
This Mytrip deal was found by Cheapflights users on 2/20. 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.
Thu 3/206:47 pmSTL - CHA
2 stops17h 54mMultiple Airlines
Mon 3/242:31 pmCHA - STL
3 stops29h 10mMultiple Airlines
Deal found 2/20$453
This American Airlines deal was found by Cheapflights users on 2/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/206:00 amCMI - CHA
2 stops10h 30mAmerican Airlines
Thu 3/275:00 amCHA - CMI
2 stops8h 37mAmerican Airlines
Deal found 2/19$659

Find flights from Illinois to Chattanooga within your budget

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 February 20, 2025.

Fly from

Illinois

Fly to

Chattanooga

Route

Depart

Return

Price

ChicagoChattanooga

ORD - CHA

ORDCHA

Chicago O'Hare Intl

Thu 4/24

4:45 pm-10:16 pm

1 stop4h 31m

Chattanooga Lovell Field

Sun 4/27

5:00 am-8:49 am

1 stop4h 49m

$214

ChicagoChattanooga

MDW - CHA

MDWCHA

Chicago Midway

Mon 5/26

9:30 am-4:49 pm

1 stop6h 19m

Chattanooga Lovell Field

Sat 9/27

2:55 pm-6:28 pm

1 stop4h 33m

$229

ChicagoChattanooga

ORD - CHA

ORDCHA

Chicago O'Hare Intl

Sun 5/25

7:10 am-2:33 pm

1 stop6h 23m

Chattanooga Lovell Field

Tue 9/30

2:55 pm-6:40 pm

1 stop4h 45m

$229

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Thu 4/3

5:10 am-11:32 am

1 stop5h 22m

Chattanooga Lovell Field

Thu 4/10

6:44 am-12:53 pm

1 stop7h 09m

$229

PeoriaChattanooga

PIA - CHA

PIACHA

Greater Peoria

Fri 3/7

4:23 pm-10:25 pm

1 stop5h 02m

Chattanooga Lovell Field

Tue 3/11

6:41 am-10:21 am

1 stop4h 40m

$239

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Fri 3/7

6:00 am-1:24 pm

1 stop6h 24m

Chattanooga Lovell Field

Sun 3/9

11:26 am-4:48 pm

1 stop6h 22m

$239

ChicagoChattanooga

ORD - CHA

ORDCHA

Chicago O'Hare Intl

Sat 4/5

8:05 pm-10:59 pm

Nonstop1h 54m

Chattanooga Lovell Field

Sat 4/12

12:14 pm-1:15 pm

Nonstop2h 01m

$250

ChicagoChattanooga

ORD - CHA

ORDCHA

Chicago O'Hare Intl

Thu 4/10

1:47 pm-5:47 pm

1 stop27h 00m

Chattanooga Lovell Field

Sun 4/13

9:51 pm-2:03 pm

1 stop17h 12m

$286

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Fri 3/7

5:33 pm-10:44 pm

1 stop4h 11m

Chattanooga Lovell Field

Tue 3/11

7:05 am-12:12 pm

1 stop6h 07m

$380

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Thu 3/20

6:47 pm-1:41 pm

2 stops17h 54m

Chattanooga Lovell Field

Mon 3/24

2:31 pm-6:41 pm

3 stops29h 10m

$453

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 17 results
1
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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.

Travel insights for flights from Illinois to Chattanooga

Get recent, data-driven insights about flights from Illinois to Chattanooga including ideal travel times, pricing trends, and more.

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Chattanooga (average of $323). Flying from Illinois to Chattanooga in June is currently the most expensive (average of $446). 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 February 20, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Chattanooga as you normally would.

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 February 20, 2025.

The most flights from USIL to CHA are scheduled on a Monday (4 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Chattanooga by month

Plan your trip to Chattanooga by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chattanooga ranges from 3.3 - 5.0 inches per month. March is typically the wettest month, when rainfall can reach 5.0 in. October is typically the driest time to visit Chattanooga when rainfall is around 3.3 in.

Temperature in Chattanooga by month

Plan your trip to Chattanooga by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chattanooga, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Chattanooga

Get insights into the airlines that provide service to Chattanooga. 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 Chattanooga. Reviews last updated February 20, 2025.
Get a feel of what it's like to fly with Delta, United Airlines and American Airlines from Illinois to Chattanooga by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta
8.0
Very good
8,219 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines
7.4
Good
8,765 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
8,219 reviews

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Comfort

8.0

Overall

8.0

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    $149 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $149 and $169, 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 Emirates (56%), SkyWest Airlines (52%) or Republic Airways (50%) 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 $374 for a flight from Illinois to Chattanooga. The cheapest flight overall is $168 while the most popular route, (Chicago O'Hare Intl - Chattanooga Lovell Field) is currently priced at $229.

  • 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, November is the cheapest month in which you can book a flight from Illinois to Chattanooga (average of $323). Flying from Illinois to Chattanooga in June is currently the most expensive (average of $446). 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.

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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 3 airlines flying from Illinois to Chattanooga

Discover the top 3 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$184Average$304FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$186Average$365FlexibilityNo cancel feeOn-time69%
DeltaCheapest$218Average$268FlexibilityNo cancel feeOn-timeN/A
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