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Cheap flights from Chattanooga to Chicago from $81

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chattanooga to Chicago departing on 10/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chattanooga to Chicago

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
7:00 pm - 8:15 pm
CHA
-
ORD
2h 15mnonstop
United Airlines Logo
10:30 am - 1:16 pm
ORD
-
CHA
1h 46mnonstop
$249United Airlines
Thu, Aug 27 - Sat, Aug 29
American Airlines Logo
7:52 am - 9:05 am
CHA
-
ORD
2h 13mnonstop
American Airlines Logo
8:56 pm - 11:46 pm
ORD
-
CHA
1h 50mnonstop
$251American Airlines
Fri, Aug 7 - Sun, Aug 9
Multiple Airlines Logo
3:13 pm - 7:53 am
CHA
-
ORD
41h 40m
2 stops
Multiple Airlines Logo
7:44 pm - 1:53 pm
ORD
-
CHA
17h 09m
1 stop
$255Multiple Airlines
Fri, Aug 21 - Thu, Aug 27
Multiple Airlines Logo
3:13 pm - 7:53 am
CHA
-
ORD
41h 40m
2 stops
Multiple Airlines Logo
7:44 pm - 1:53 pm
ORD
-
CHA
17h 09m
1 stop
$257Multiple Airlines
Fri, Aug 21 - Thu, Aug 27
American Airlines Logo
6:00 am - 12:54 pm
CHA
-
ORD
7h 54m
1 stop
American Airlines Logo
8:56 pm - 11:46 pm
ORD
-
CHA
1h 50mnonstop
$259American Airlines
Thu, Aug 27 - Mon, Aug 31
American Airlines Logo
5:52 pm - 7:14 pm
CHA
-
ORD
2h 22mnonstop
American Airlines Logo
6:49 am - 12:33 pm
ORD
-
CHA
4h 44m
1 stop
$260American Airlines
Fri, Aug 7 - Sun, Aug 9
Multiple Airlines Logo
9:57 pm - 11:08 pm
CHA
-
ORD
26h 11m
1 stop
Multiple Airlines Logo
7:44 pm - 2:23 pm
ORD
-
CHA
17h 39m
1 stop
$263Multiple Airlines
Mon, Aug 17 - Thu, Aug 20
American Airlines Logo
5:52 pm - 7:14 pm
CHA
-
ORD
2h 22mnonstop
American Airlines Logo
2:34 pm - 5:22 pm
ORD
-
CHA
1h 48mnonstop
$264American Airlines
Thu, Aug 6 - Mon, Aug 10
Multiple Airlines Logo
8:57 am - 12:15 pm
CHA
-
ORD
28h 18m
1 stop
Multiple Airlines Logo
8:05 am - 8:07 am
ORD
-
CHA
23h 02m
1 stop
$265Multiple Airlines
Thu, Aug 13 - Sat, Aug 15
Delta Logo
8:06 pm - 11:57 pm
CHA
-
ORD
4h 51m
1 stop
Delta Logo
6:40 am - 11:56 am
ORD
-
CHA
4h 16m
1 stop
$269Delta
Fri, Aug 21 - Sat, Aug 29

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American Airlines flights from Chattanooga to Chicago O'Hare Intl Airport

Our best American Airlines deals on Chattanooga to Chicago O'Hare Intl Airport flight tickets
American Airlines
Aug 7
CHA7:52 amChattanooga Lovell Field
2h 13m
ORD9:05 amChicago O'Hare Intl
Aug 9
ORD8:56 pmChicago O'Hare Intl
1h 50m
CHA11:46 pmChattanooga Lovell Field
$251
American Airlines
Aug 27
CHA6:00 amChattanooga Lovell Field
7h 54m
1 stop
ORD12:54 pmChicago O'Hare Intl
Aug 31
ORD8:56 pmChicago O'Hare Intl
1h 50m
CHA11:46 pmChattanooga Lovell Field
$259
American Airlines
Aug 7
CHA5:52 pmChattanooga Lovell Field
2h 22m
ORD7:14 pmChicago O'Hare Intl
Aug 9
ORD6:49 amChicago O'Hare Intl
4h 44m
1 stop
CHA12:33 pmChattanooga Lovell Field
$260

United Airlines flights from Chattanooga to Chicago O'Hare Intl Airport

Our best United Airlines deals on Chattanooga to Chicago O'Hare Intl Airport flight tickets
United Airlines
Aug 27
CHA7:00 pmChattanooga Lovell Field
2h 15m
ORD8:15 pmChicago O'Hare Intl
Aug 29
ORD10:30 amChicago O'Hare Intl
1h 46m
CHA1:16 pmChattanooga Lovell Field
$249
United Airlines
Jul 28
CHA6:00 amChattanooga Lovell Field
1h 59m
ORD6:59 amChicago O'Hare Intl
Aug 13
ORD6:59 amChicago O'Hare Intl
1h 52m
CHA9:51 amChattanooga Lovell Field
$294
United Airlines
Oct 8
CHA6:00 amChattanooga Lovell Field
1h 59m
ORD6:59 amChicago O'Hare Intl
Oct 12
ORD6:50 amChicago O'Hare Intl
1h 52m
CHA9:42 amChattanooga Lovell Field
$302

momondo Fare Finder

 
Customize your flight search to find flights from Chattanooga to Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated July 19, 2026.
Use the filters below to find and compare flights from Chattanooga to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 8/27

7:00 pm-8:15 pm

Nonstop2h 15m

Chicago O'Hare Intl

Sat 8/29

10:30 am-1:16 pm

Nonstop1h 46m

$249

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Fri 8/7

7:52 am-9:05 am

Nonstop2h 13m

Chicago O'Hare Intl

Sun 8/9

8:56 pm-11:46 pm

Nonstop1h 50m

$251

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Fri 8/21

3:13 pm-7:53 am

2 stops41h 40m

Chicago O'Hare Intl

Thu 8/27

7:44 pm-1:53 pm

1 stop17h 09m

$255

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Fri 8/21

3:13 pm-7:53 am

2 stops41h 40m

Chicago O'Hare Intl

Thu 8/27

7:44 pm-1:53 pm

1 stop17h 09m

$257

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 8/27

6:00 am-12:54 pm

1 stop7h 54m

Chicago O'Hare Intl

Mon 8/31

8:56 pm-11:46 pm

Nonstop1h 50m

$259

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Fri 8/7

5:52 pm-7:14 pm

Nonstop2h 22m

Chicago O'Hare Intl

Sun 8/9

6:49 am-12:33 pm

1 stop4h 44m

$260

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Mon 8/17

9:57 pm-11:08 pm

1 stop26h 11m

Chicago O'Hare Intl

Thu 8/20

7:44 pm-2:23 pm

1 stop17h 39m

$263

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 8/6

5:52 pm-7:14 pm

Nonstop2h 22m

Chicago O'Hare Intl

Mon 8/10

2:34 pm-5:22 pm

Nonstop1h 48m

$264

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 8/13

8:57 am-12:15 pm

1 stop28h 18m

Chicago O'Hare Intl

Sat 8/15

8:05 am-8:07 am

1 stop23h 02m

$265

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Fri 8/21

8:06 pm-11:57 pm

1 stop4h 51m

Chicago O'Hare Intl

Sat 8/29

6:40 am-11:56 am

1 stop4h 16m

$269

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Chattanooga to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Chattanooga and Chicago O'Hare Intl Airport?

What is the cheapest month to fly to Chicago O'Hare Intl Airport?

The month of January is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Chattanooga averaging around $249.

What is the cheapest day to depart on your flight to Chicago O'Hare Intl Airport?

The cheapest day to depart on your flight to Chicago O'Hare Intl Airport is on a Friday when prices can be found for as low as $344. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Chattanooga because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $568.

What is the cheapest time of day to depart on your flight to Chicago O'Hare Intl Airport?

Flying to Chicago O'Hare Intl Airport from Chattanooga in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $375 when looking at flights departing in the afternoon. Try not to purchase tickets at noon because they tend to be around $433. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Chattanooga Lovell Field to Chicago O'Hare Intl flight route?

Fly from Chattanooga Lovell Field to Chicago O'Hare Intl for the best Chattanooga Lovell Field - Chicago O'Hare Intl flight prices

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

You are more likely to see cheaper flights to Chicago O'Hare Intl Airport from Chattanooga when booking weeks ahead of your departure date. In general, you can expect to find flights to Chicago O'Hare Intl Airport for around $288 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Chicago O'Hare Intl Airport from Chattanooga for as low as $264 on momondo.

What cabin class options are available on Chattanooga to Chicago O'Hare Intl Airport flights?

There are 4 cabin classes available to choose from on Chattanooga to Chicago O'Hare Intl Airport flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Chattanooga to Chicago O'Hare Intl Airport flights?

You could potentially save up to 12% on your flight if you consider stops on a Chattanooga to Chicago O'Hare Intl Airport flight.

How have Chattanooga to Chicago O'Hare Intl Airport flight prices changed over time?

As of July 2026, prices for Chattanooga to Chicago O'Hare Intl Airport flights are approximately 27% cheaper when compared to flights at the same time last year.

When to book flights from Chattanooga to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Chattanooga to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Chattanooga to Chicago O'Hare Intl Airport (CHA to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chattanooga to Chicago O'Hare Intl Airport

Best Price Found

$338

Fastest flight time

1h 59m

Direct flights

Every day
The best one-way flight to Chicago O'Hare Intl Airport from Chattanooga in the past 72 hours is $338. The best round-trip flight deal from Chattanooga to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $330.
The fastest flight from Chattanooga to Chicago O'Hare Intl Airport takes 1h 59m
Direct flights go from Chattanooga to Chicago O'Hare Intl Airport every day.
Search flight deals

Frequently asked questions about flying from Chattanooga to Chicago O'Hare Intl Airport

  • How far is Chattanooga Lovell Field to Chicago O'Hare Intl by plane?

    A flight from Chattanooga Lovell Field to Chicago O'Hare Intl will travel around 498.8 mi. Typically, this will take 1h 59m by plane in normal conditions.

  • When did momondo last update prices for flights from Chattanooga Lovell Field Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Chattanooga Lovell Field Airport to Chicago O'Hare Intl Airport refresh daily.

  • How many operators does momondo search for flights from Chattanooga Lovell Field Airport to Chicago O'Hare Intl Airport?

  • How old do you have to be to fly from Chattanooga Lovell Field Airport to Chicago O'Hare Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Chattanooga Lovell Field Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Chattanooga to Chicago O'Hare Intl Airport?

  • What is the most popular airline from Chattanooga to Chicago O'Hare Intl Airport?

Best airlines flying from Chattanooga to Chicago O'Hare Intl Airport

Compare and see reviews for airlines that fly from Chattanooga to Chicago O'Hare Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $189Free CancellationRating
7.1
11,820 reviews
Search American Airlines flights
United AirlinesPriceFrom $189Free CancellationRating
7.4
10,006 reviews
Search United Airlines flights
DeltaPriceFrom $208Free CancellationRating
7.8
8,477 reviews
Search Delta flights

  • United Airlines Flights From Chattanooga to Chicago O'Hare Intl Airport

    United Airlines flies from Chattanooga to Chicago O'Hare Intl Airport around 28 times per week, with 10,006 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Chattanooga to Chicago O'Hare Intl Airport in the last 72 hours was $189 (round-trip), much lower than the average airfare cost of $310 for United Airlines flights on this route.

  • American Airlines Flights From Chattanooga to Chicago O'Hare Intl Airport

    Across 11,820 American Airlines reviews on momondo, the average score is 7.1/10. American Airlines flies from Chattanooga to Chicago O'Hare Intl Airport about 6 times each week, with ticket deals ranging from $189 to $269. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
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South Holland

Why use momondo?

Why should I use momondo to find a flight deal from Chattanooga to Chicago?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chattanooga to Chicago for you.

Can I find flights from Chattanooga to Chicago with flexible booking policies on momondo?

momondo does allow users to show only those flights to Chicago from Chattanooga which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Chattanooga to Chicago?

Once all potential Chattanooga to Chicago flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Chattanooga to Chicago right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chattanooga to Chicago flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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