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Chattanooga

$100+ 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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CHA
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$179
(American Airlines)

One-way from

$100
(American Airlines)

Popular in

March

Cheapest in

September

Average price

$344

Good round-trip deal

$319 or less

Good one-way deal

$303 or less
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. 14% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/12. 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.
Tue 11/47:05 pmORD - CHA
Nonstop1h 36mAmerican Airlines
Sat 11/85:00 pmCHA - ORD
Nonstop2h 00mAmerican Airlines
Deal found 6/12$179
This United Airlines deal was found by Cheapflights users on 6/11. 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 8/18:14 pmORD - CHA
Nonstop1h 45mUnited Airlines
Sun 8/37:01 amCHA - ORD
Nonstop2h 04mUnited Airlines
Deal found 6/11$199
This Delta deal was found by Cheapflights users on 6/12. 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 8/1510:11 amMDW - CHA
1 stop4h 12mDelta
Sat 8/165:54 amCHA - MDW
1 stop4h 22mDelta
Deal found 6/12$209
This Delta deal was found by Cheapflights users on 6/12. 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 7/42:00 pmORD - CHA
1 stop6h 50mDelta
Mon 7/148:35 pmCHA - ORD
1 stop4h 34mDelta
Deal found 6/12$209
This American Airlines deal was found by Cheapflights users on 6/11. 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 7/24:06 pmPIA - CHA
1 stop7h 00mAmerican Airlines
Mon 7/78:09 pmCHA - PIA
1 stop5h 03mAmerican Airlines
Deal found 6/11$214
This Delta deal was found by Cheapflights users on 6/10. 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.
Sat 10/46:00 amSTL - CHA
1 stop6h 06mDelta
Sat 10/251:30 pmCHA - STL
1 stop5h 32mDelta
Deal found 6/10$229
This American Airlines deal was found by Cheapflights users on 6/10. 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 7/309:09 amSTL - CHA
1 stop6h 05mAmerican Airlines
Sat 8/26:14 pmCHA - STL
2 stops6h 37mAmerican Airlines
Deal found 6/10$234
This Mytrip deal was found by Cheapflights users on 6/12. 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.
Fri 7/114:36 pmORD - CHA
1 stop15h 20mMultiple Airlines
Thu 7/173:01 pmCHA - ORD
1 stop16h 02mMultiple Airlines
Deal found 6/12$241
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Fri 9/128:12 pmORD - CHA
1 stop14h 12mSpirit Airlines
Tue 9/162:37 pmCHA - ORD
2 stops29h 40mSpirit Airlines
Deal found 6/11$252
This Mytrip deal was found by Cheapflights users on 6/10. 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 7/3011:24 amSTL - CHA
2 stops27h 39mSpirit Airlines
Sat 8/21:30 pmCHA - STL
2 stops21h 22mSpirit Airlines
Deal found 6/10$285
This Mytrip deal was found by Cheapflights users on 6/11. 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.
Fri 8/11:11 pmMDW - CHA
2 stops18h 45mMultiple Airlines
Sun 8/34:58 pmCHA - MDW
2 stops20h 23mMultiple Airlines
Deal found 6/11$299
This Mytrip deal was found by Cheapflights users on 6/11. 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 7/210:09 pmPIA - CHA
1 stop15h 02mMultiple Airlines
Mon 7/74:09 pmCHA - PIA
2 stops27h 12mMultiple Airlines
Deal found 6/11$361

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 June 12, 2025.
Use the filters below to find and compare flights from Illinois to Chattanooga that are best for you.

Fly from

Illinois

Fly to

Chattanooga

Route

Depart

Return

Price

ChicagoChattanooga

ORD - CHA

ORDCHA

Chicago O'Hare Intl

Fri 8/1

8:14 pm-10:59 pm

Nonstop1h 45m

Chattanooga Lovell Field

Sun 8/3

7:01 am-8:05 am

Nonstop2h 04m

$199

ChicagoChattanooga

MDW - CHA

MDWCHA

Chicago Midway

Fri 8/15

10:11 am-3:23 pm

1 stop4h 12m

Chattanooga Lovell Field

Sat 8/16

5:54 am-9:16 am

1 stop4h 22m

$209

ChicagoChattanooga

ORD - CHA

ORDCHA

Chicago O'Hare Intl

Fri 7/4

2:00 pm-9:50 pm

1 stop6h 50m

Chattanooga Lovell Field

Wed 7/9

4:23 pm-9:30 pm

1 stop6h 07m

$209

ChicagoChattanooga

ORD - CHA

ORDCHA

Chicago O'Hare Intl

Fri 7/4

11:40 am-6:46 pm

1 stop6h 06m

Chattanooga Lovell Field

Tue 7/8

8:16 pm-12:59 am

1 stop5h 43m

$210

PeoriaChattanooga

PIA - CHA

PIACHA

Greater Peoria

Wed 7/2

4:06 pm-12:06 am

1 stop7h 00m

Chattanooga Lovell Field

Mon 7/7

8:09 pm-12:12 am

1 stop5h 03m

$214

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Thu 7/3

6:00 am-10:05 am

1 stop3h 05m

Chattanooga Lovell Field

Sun 7/6

5:30 am-8:03 am

1 stop3h 33m

$229

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Wed 7/30

9:09 am-4:14 pm

1 stop6h 05m

Chattanooga Lovell Field

Sat 8/2

6:14 pm-11:51 pm

2 stops6h 37m

$234

ChicagoChattanooga

ORD - CHA

ORDCHA

Chicago O'Hare Intl

Fri 7/11

4:36 pm-8:56 am

1 stop15h 20m

Chattanooga Lovell Field

Thu 7/17

3:01 pm-6:03 am

1 stop16h 02m

$241

ChicagoChattanooga

ORD - CHA

ORDCHA

Chicago O'Hare Intl

Fri 7/4

7:56 am-11:32 am

1 stop26h 36m

Chattanooga Lovell Field

Tue 7/8

6:11 pm-8:28 pm

2 stops27h 17m

$265

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Wed 7/30

11:24 am-4:03 pm

2 stops27h 39m

Chattanooga Lovell Field

Sat 8/2

1:30 pm-9:52 am

2 stops21h 22m

$285

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 26 results
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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

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 October is currently the most expensive (average of $418). 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 June 12, 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 June 12, 2025.

The most flights from USIL to CHA are scheduled on a Monday (5 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 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 June 12, 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
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Spirit Airlines
6.3
Okay
8,052 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    $100 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 United Airlines and Spirit Airlines, with prices starting from $100 and $116, 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 SkyWest Airlines (91%), United Airlines (84%) or GoJet (81%) 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 $371 for a flight from Illinois to Chattanooga. The cheapest flight overall is $138 while the most popular route, (Chicago O'Hare Intl - Chattanooga Lovell Field) is currently priced at $189.

  • 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 October is currently the most expensive (average of $418). 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 Illinois?

Book flights to Illinois if you plan to visit one of these locations
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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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$191Average$339FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$193Average$281FlexibilityNo cancel feeOn-time71%
DeltaCheapest$208Average$293FlexibilityNo cancel feeOn-timeN/A

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