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O'Hare Intl

$111+ Cheap flights from Chattanooga (CHA) to O'Hare Intl (ORD)

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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — ORD
Oct 18 — Oct 251
Sat 10/18
Sat 10/25
1 adult, Economy
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Cheapflights Tip: The best prices from Chattanooga Lovell Field to Chicago O'Hare Intl are usually found in January or August, booked 69 days in advance, depart on a Saturday or Friday and return on a Wednesday

Cheap flight deals from Chattanooga to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Chattanooga (CHA) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 18, 2025.

Round-trip from

$189
(United Airlines)

One-way from

$111
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$298

Good round-trip deal

$277 or less

Good one-way deal

$208 or less
From Chattanooga Lovell Field to Chicago O'Hare Intl
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One-way flight from Chattanooga Lovell Field to Chicago O'Hare Intl
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Highest demand for flights based on searches. 6% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Chattanooga Lovell Field to Chicago O'Hare Intl.
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Price to beat on a one-way flight from Chattanooga Lovell Field to Chicago O'Hare Intl.
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Find flight deals from Chattanooga to O'Hare Intl

Cheapest flights from Chattanooga to O'Hare Intl
Explore the most affordable flight options available from Chattanooga to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 18, 2025.

This United Airlines deal was found by Cheapflights users on 9/17. 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 11/138:45 amCHA - ORD
Nonstop2h 04mUnited Airlines
Tue 11/188:06 pmORD - CHA
Nonstop1h 53mUnited Airlines
Deal found 9/17$189
This American Airlines deal was found by Cheapflights users on 9/18. 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 10/184:59 pmCHA - ORD
Nonstop2h 04mAmerican Airlines
Sat 10/251:46 pmORD - CHA
Nonstop1h 43mAmerican Airlines
Deal found 9/18$190
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 9/307:02 amCHA - ORD
Nonstop2h 03mUnited Airlines
Sat 10/111:55 pmORD - CHA
Nonstop1h 51mUnited Airlines
Deal found 9/16$194
This United Airlines deal was found by Cheapflights users on 9/17. 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 10/17:02 amCHA - ORD
Nonstop2h 03mUnited Airlines
Sat 10/45:50 pmORD - CHA
Nonstop1h 54mUnited Airlines
Deal found 9/17$199
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Fri 9/265:52 pmCHA - ORD
1 stop23h 20mMultiple Airlines
Fri 10/38:49 pmORD - CHA
1 stop19h 08mMultiple Airlines
Deal found 9/17$201
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Fri 9/265:52 pmCHA - ORD
1 stop23h 20mSpirit Airlines
Sat 10/46:30 amORD - CHA
1 stop9h 27mSpirit Airlines
Deal found 9/17$204
This Delta deal was found by Cheapflights users on 9/17. 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.
Thu 11/135:50 amCHA - ORD
1 stop3h 51mDelta
Thu 11/208:55 amORD - CHA
1 stop4h 17mDelta
Deal found 9/17$209
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/1012:12 pmCHA - ORD
Nonstop2h 03mUnited Airlines
Sun 10/128:45 amORD - CHA
Nonstop1h 51mUnited Airlines
Deal found 9/16$210
This Delta deal was found by Cheapflights users on 9/17. 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.
Wed 10/11:10 pmCHA - ORD
1 stop6h 50mDelta
Wed 10/88:55 amORD - CHA
1 stop4h 14mDelta
Deal found 9/17$214
This Delta deal was found by Cheapflights users on 9/16. 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.
Thu 10/27:35 amCHA - ORD
1 stop6h 07mDelta
Mon 10/69:42 amORD - CHA
1 stop6h 32mDelta
Deal found 9/16$219
This United Airlines deal was found by Cheapflights users on 9/17. 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 9/255:40 pmCHA - ORD
Nonstop2h 15mUnited Airlines
Thu 10/28:10 pmORD - CHA
Nonstop2h 01mUnited Airlines
Deal found 9/17$224
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 9/225:52 pmCHA - ORD
2 stops28h 36mMultiple Airlines
Mon 9/296:30 amORD - CHA
1 stop9h 27mMultiple Airlines
Deal found 9/15$226

Cheapflights Fare Finder

 
Customize your flight search to find flights from Chattanooga to O'Hare Intl 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 September 18, 2025.
Use the filters below to find and compare flights from Chattanooga to Chicago O'Hare Intl Airport that are best for you.

Fly from

Chattanooga

Fly to

O'Hare Intl

Route

Depart

Return

Price

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 10/9

12:12 pm-1:15 pm

Nonstop2h 03m

Chicago O'Hare Intl

Sun 10/12

8:45 am-11:36 am

Nonstop1h 51m

$189

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 11/13

8:45 am-9:49 am

Nonstop2h 04m

Chicago O'Hare Intl

Sun 11/16

8:45 am-11:33 am

Nonstop1h 48m

$189

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Wed 10/15

10:30 am-11:35 am

Nonstop2h 05m

Chicago O'Hare Intl

Sat 10/18

10:35 am-1:26 pm

Nonstop1h 51m

$189

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Sat 11/22

8:45 am-9:49 am

Nonstop2h 04m

Chicago O'Hare Intl

Sat 11/29

8:06 pm-10:59 pm

Nonstop1h 53m

$189

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 12/18

7:25 am-1:51 pm

1 stop7h 26m

Chicago O'Hare Intl

Sat 1/10

5:50 am-10:56 am

1 stop4h 06m

$209

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Tue 11/11

3:09 pm-8:29 pm

1 stop6h 20m

Chicago O'Hare Intl

Mon 11/17

9:46 am-3:29 pm

1 stop4h 43m

$209

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Sat 11/15

1:34 pm-5:17 pm

1 stop4h 43m

Chicago O'Hare Intl

Sat 11/22

5:08 pm-10:16 pm

1 stop4h 08m

$209

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Fri 10/24

3:05 pm-8:23 pm

1 stop6h 18m

Chicago O'Hare Intl

Mon 10/27

8:55 am-2:09 pm

1 stop4h 14m

$209

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Tue 11/11

3:09 pm-8:29 pm

1 stop6h 20m

Chicago O'Hare Intl

Sat 11/15

11:15 am-5:34 pm

1 stop5h 19m

$209

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Fri 11/14

7:44 pm-12:01 am

1 stop5h 17m

Chicago O'Hare Intl

Thu 11/20

6:45 am-2:12 pm

1 stop6h 27m

$209

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 24 results
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Best time to book a flight from Chattanooga to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Chattanooga 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 Chattanooga to Chicago O'Hare Intl Airport

How far ahead should I book a flight from Chattanooga to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Chattanooga to O'Hare Intl. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Chattanooga to Chicago O'Hare Intl Airport, you should look to book at least 69 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Chattanooga to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Chattanooga to Chicago O'Hare Intl Airport (average of $245). Flying from Chattanooga to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 CHA to ORD?

Find hourly flight availability from Chattanooga to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 18, 2025.

It’s typically best to fly out from Chattanooga to Chicago O'Hare Intl Airport in the evening. Doing so could potentially save you 39% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. 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 O'Hare Intl. Reviews last updated September 18, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Chattanooga to Chicago O'Hare Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

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
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

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
8,925 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

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
7,961 reviews

Entertainment

7.9

Overall

8.0

Boarding

8.2

Comfort

7.9

Food

7.3

Crew

8.5

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 Chattanooga to O'Hare Intl. 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 from for flights from Chattanooga to Chicago O'Hare Intl?

    Chattanooga Lovell Field (CHA), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Chattanooga to Chicago O'Hare Intl. 3 airlines have flights from Lovell Field to Chicago O'Hare Intl on a regular basis. Booking flights from Chattanooga Lovell Field to Chicago O'Hare Intl should not be difficult; the airport handles an average of 3 outbound flights to Chicago O'Hare Intl per day.

  • How long is the flight from Chattanooga to Chicago O'Hare Intl Airport?

    For as low as $189, United Airlines can have you in Chicago O'Hare Intl Airport from Chattanooga in 2h 03m. There are 501 mi between Chattanooga and Chicago O'Hare Intl Airport. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Chattanooga to Chicago O'Hare Intl Airport round-trip?

    Flying on American Airlines is currently your cheapest option to Chicago O'Hare Intl Airport, with prices starting at $189. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at $193 and $208, respectively. American Airlines is currently priced 39% below the average price you’ll pay for this route.

  • What are the most reliable airlines from Chattanooga to Chicago O'Hare Intl Airport?

    Consider SkyWest Airlines (74%), United Airlines (71%) or GoJet (69%) when booking your flight. These represent the most reliable airlines when flying from Chattanooga to Chicago O'Hare Intl Airport.

  • What are the cheapest flights from Chattanooga to Chicago O'Hare Intl Airport?

    Looking for the cheapest flight from Chattanooga to Chicago O'Hare Intl Airport? While on average our users pay $632, our data indicates the cheapest price to be $133. The most popular route (Chattanooga Lovell Field - Chicago O'Hare Intl), is priced around $189.

  • Can I find deals for flights from Chattanooga to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Chattanooga to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chattanooga to O'Hare Intl?

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

  • Can I find deals for business class flights from Chattanooga to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Chattanooga to O'Hare Intl 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 Chattanooga to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Chattanooga to Chicago O'Hare Intl Airport (average of $245). Flying from Chattanooga to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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 Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Skokie
Gurnee
Hoffman Estates
Des Plaines
Elgin
Arlington Heights
Orland Park
Beloit
Racine
Rockford
Oak Brook
Elk Grove Village
Downers Grove
Naperville
Evanston
Merrillville
Bridgeview
Warrenville

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Top 3 airlines flying from Chattanooga to O'Hare Intl

Discover the top 3 airlines that operate flights from Chattanooga to O'Hare Intl. 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 September 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$189Average$287FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$193Average$331FlexibilityNo cancel feeOn-time69%
DeltaCheapest$208Average$268FlexibilityNo cancel feeOn-timeN/A

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