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Cheap flights from Chattanooga to Chicago from $80

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 2/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:51 am - 9:02 am
CHA
-
ORD
2h 11mnonstop
American Airlines Logo
6:59 pm - 9:51 pm
ORD
-
CHA
1h 52mnonstop
$159American Airlines
Sat, Feb 21 - Sat, Feb 21
United Airlines Logo
8:29 am - 9:43 am
CHA
-
ORD
2h 14mnonstop
United Airlines Logo
7:25 am - 10:12 am
ORD
-
CHA
1h 47mnonstop
$174United Airlines
Tue, Feb 10 - Tue, Mar 10
Delta Logo
1:45 pm - 4:54 pm
CHA
-
ORD
4h 09m
1 stop
Delta Logo
5:25 am - 11:50 am
ORD
-
CHA
5h 25m
1 stop
$179Delta
Sat, Feb 14 - Sat, Feb 21
Multiple Airlines Logo
3:33 pm - 11:24 pm
CHA
-
ORD
8h 51m
1 stop
Multiple Airlines Logo
5:15 am - 2:43 pm
ORD
-
CHA
8h 28m
1 stop
$186Multiple Airlines
Thu, Feb 12 - Sun, Feb 15
United Airlines Logo
1:15 pm - 2:22 pm
CHA
-
ORD
2h 07mnonstop
United Airlines Logo
6:05 pm - 8:50 pm
ORD
-
CHA
1h 45mnonstop
$189United Airlines
Fri, Feb 13 - Mon, Feb 16
Delta Logo
2:44 pm - 8:44 pm
CHA
-
ORD
7h 00m
1 stop
Delta Logo
5:25 am - 11:50 am
ORD
-
CHA
5h 25m
1 stop
$194Delta
Thu, Feb 19 - Sat, Feb 21
United Airlines Logo
10:53 am - 12:00 pm
CHA
-
ORD
2h 07mnonstop
United Airlines Logo
7:25 am - 10:12 am
ORD
-
CHA
1h 47mnonstop
$199United Airlines
Thu, Mar 12 - Sun, Mar 15
American Airlines Logo
6:52 pm - 8:09 pm
CHA
-
ORD
2h 17mnonstop
American Airlines Logo
7:24 pm - 10:18 pm
ORD
-
CHA
1h 54mnonstop
$204American Airlines
Thu, Apr 9 - Mon, Apr 13
American Airlines Logo
5:00 am - 9:05 am
CHA
-
ORD
5h 05m
1 stop
American Airlines Logo
6:59 pm - 9:51 pm
ORD
-
CHA
1h 52mnonstop
$205American Airlines
Sat, Feb 21 - Sat, Feb 21
Multiple Airlines Logo
3:33 pm - 11:24 pm
CHA
-
ORD
8h 51m
1 stop
Multiple Airlines Logo
4:42 pm - 2:43 pm
ORD
-
CHA
21h 01m
2 stops
$206Multiple Airlines
Thu, Feb 12 - Sat, Feb 14

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
Feb 21
CHA7:51 amChattanooga Lovell Field
2h 11m
ORD9:02 amChicago O'Hare Intl
Feb 21
ORD6:59 pmChicago O'Hare Intl
1h 52m
CHA9:51 pmChattanooga Lovell Field
$159
American Airlines
Apr 9
CHA6:52 pmChattanooga Lovell Field
2h 17m
ORD8:09 pmChicago O'Hare Intl
Apr 13
ORD7:24 pmChicago O'Hare Intl
1h 54m
CHA10:18 pmChattanooga Lovell Field
$204
American Airlines
Feb 21
CHA5:00 amChattanooga Lovell Field
5h 05m
1 stop
ORD9:05 amChicago O'Hare Intl
Feb 21
ORD6:59 pmChicago O'Hare Intl
1h 52m
CHA9:51 pmChattanooga Lovell Field
$205

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
Feb 10
CHA8:29 amChattanooga Lovell Field
2h 14m
ORD9:43 amChicago O'Hare Intl
Mar 10
ORD7:25 amChicago O'Hare Intl
1h 47m
CHA10:12 amChattanooga Lovell Field
$174
United Airlines
Feb 13
CHA1:15 pmChattanooga Lovell Field
2h 07m
ORD2:22 pmChicago O'Hare Intl
Feb 16
ORD6:05 pmChicago O'Hare Intl
1h 45m
CHA8:50 pmChattanooga Lovell Field
$189
United Airlines
Mar 12
CHA10:53 amChattanooga Lovell Field
2h 07m
ORD12:00 pmChicago O'Hare Intl
Mar 15
ORD7:25 amChicago O'Hare Intl
1h 47m
CHA10:12 amChattanooga Lovell Field
$199

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 January 21, 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

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Sat 2/21

7:51 am-9:02 am

Nonstop2h 11m

Chicago O'Hare Intl

Sat 2/21

6:59 pm-9:51 pm

Nonstop1h 52m

$159

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Tue 2/10

8:29 am-9:43 am

Nonstop2h 14m

Chicago O'Hare Intl

Tue 3/10

7:25 am-10:12 am

Nonstop1h 47m

$174

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Sat 2/14

1:45 pm-4:54 pm

1 stop4h 09m

Chicago O'Hare Intl

Sat 2/21

5:25 am-11:50 am

1 stop5h 25m

$179

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 2/12

3:33 pm-11:24 pm

1 stop8h 51m

Chicago O'Hare Intl

Sun 2/15

5:15 am-2:43 pm

1 stop8h 28m

$186

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Fri 2/13

1:15 pm-2:22 pm

Nonstop2h 07m

Chicago O'Hare Intl

Mon 2/16

6:05 pm-8:50 pm

Nonstop1h 45m

$189

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 2/19

2:44 pm-8:44 pm

1 stop7h 00m

Chicago O'Hare Intl

Sat 2/21

5:25 am-11:50 am

1 stop5h 25m

$194

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 3/12

10:53 am-12:00 pm

Nonstop2h 07m

Chicago O'Hare Intl

Sun 3/15

7:25 am-10:12 am

Nonstop1h 47m

$199

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 4/9

6:52 pm-8:09 pm

Nonstop2h 17m

Chicago O'Hare Intl

Mon 4/13

7:24 pm-10:18 pm

Nonstop1h 54m

$204

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Sat 2/21

5:00 am-9:05 am

1 stop5h 05m

Chicago O'Hare Intl

Sat 2/21

6:59 pm-9:51 pm

Nonstop1h 52m

$205

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 2/12

3:33 pm-11:24 pm

1 stop8h 51m

Chicago O'Hare Intl

Sat 2/14

4:42 pm-2:43 pm

2 stops21h 01m

$206

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 cheapest month to fly to Chicago O'Hare Intl Airport?

The month of November is another great option to travel to Chicago O'Hare Intl Airport, with average flight prices from Chattanooga averaging around $259.

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 $357. 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 $573.

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 morning is the least expensive time of day to depart. momondo users have found prices as low as $405 when looking at flights departing in the morning. Try not to purchase tickets at noon because they tend to be around $410. 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 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 $296 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 $206 on momondo.

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

There are 4 cabin classes available to choose from on Chattanooga Lovell Field to Chicago O'Hare Intl 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 55% 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 January 2026, prices for Chattanooga to Chicago O'Hare Intl Airport flights are approximately 31% more expensive 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

$305

Fastest flight time

1h 53m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun
The best one-way flight to Chicago O'Hare Intl Airport from Chattanooga in the past 72 hours is $305. The best round-trip flight deal from Chattanooga to Chicago O'Hare Intl Airport found on momondo in the last 72 hours is $296.
The fastest flight from Chattanooga to Chicago O'Hare Intl Airport takes 1h 53m
Direct flights go from Chattanooga to Chicago O'Hare Intl Airport on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
Search flight deals

  • 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 53m 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
7.2
11,174 reviews
Search American Airlines flights
United AirlinesPriceFrom $189Free CancellationRating
7.4
9,191 reviews
Search United Airlines flights
DeltaPriceFrom $208Free CancellationRating
7.9
8,089 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 17 times per week, with 9,191 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 $303 for United Airlines flights on this route.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Lake Geneva
Schaumburg
South Haven
Rockford
Merrillville
Gurnee
Naperville
Rosemont
New Buffalo
Kenosha
Joliet
Oak Brook
Orland Park
Racine
Hammond
Janesville
Tinley Park
Elgin
Aurora
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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