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O'Hare Intl

$88+ 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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — ORD
Aug 31 — Sep 71
Mon 8/31
Mon 9/7
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Chattanooga Lovell Field to Chicago O'Hare Intl are usually found in February or January, booked 69 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap 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 August 1, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Thu 10/159:04 am
CHA
-
ORD
1 stop7h 22m
Multiple Airlines
Sun 10/189:33 pm
ORD
-
CHA
2 stops15h 50m
Multiple Airlines
Deal found 7/28$258
This United Airlines deal was found by Cheapflights users on 7/30. 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 8/277:00 pm
CHA
-
ORD
Nonstop2h 15m
United Airlines
Thu 9/36:59 am
ORD
-
CHA
Nonstop1h 52m
United Airlines
Deal found 7/30$259
This American Airlines deal was found by Cheapflights users on 7/29. 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 8/205:52 pm
CHA
-
ORD
Nonstop2h 22m
American Airlines
Sun 8/238:56 pm
ORD
-
CHA
Nonstop1h 50m
American Airlines
Deal found 7/29$260
This American Airlines deal was found by Cheapflights users on 7/31. 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 8/287:52 am
CHA
-
ORD
Nonstop2h 13m
American Airlines
Fri 9/48:56 pm
ORD
-
CHA
Nonstop1h 50m
American Airlines
Deal found 7/31$261
This Kiwi.com deal was found by Cheapflights users on 7/28. 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.
Sun 10/49:39 am
CHA
-
ORD
2 stops24h 41m
Multiple Airlines
Wed 10/77:11 am
ORD
-
CHA
1 stop24h 08m
Multiple Airlines
Deal found 7/28$263
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/277:52 am
CHA
-
ORD
Nonstop2h 13m
American Airlines
Thu 9/38:54 am
ORD
-
CHA
1 stop6h 59m
American Airlines
Deal found 7/30$269
This American Airlines deal was found by Cheapflights users on 7/30. 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 10/2310:00 am
CHA
-
ORD
Nonstop2h 10m
American Airlines
Tue 10/278:59 pm
ORD
-
CHA
Nonstop1h 51m
American Airlines
Deal found 7/30$274
This American Airlines deal was found by Cheapflights users on 7/30. 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 11/259:51 am
CHA
-
ORD
Nonstop2h 18m
American Airlines
Sun 11/299:06 pm
ORD
-
CHA
Nonstop1h 55m
American Airlines
Deal found 7/30$275
This Delta deal was found by Cheapflights users on 7/27. 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 9/46:50 pm
CHA
-
ORD
1 stop6h 07m
Delta
Tue 9/86:40 am
ORD
-
CHA
1 stop6h 07m
Delta
Deal found 7/27$279

Find 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 August 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$258
(Kiwi.com)

One-way from

$88
(Kiwi.com)

Popular in

March

Cheapest in

February

Average price

$279

Good round-trip deal

$332 or less

Good one-way deal

$373 or less
Provider with most accurate pricing for Chattanooga Lovell Field-Chicago O'Hare Intl flight deals.
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Provider most trusted by Cheapflights users for Chattanooga Lovell Field-Chicago O'Hare Intl flights.
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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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High demand for flights, 5% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
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.
Search Deals

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 August 1, 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

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Tue 9/1

7:00 pm-8:15 pm

Nonstop2h 15m

Chicago O'Hare Intl

Tue 9/8

9:20 pm-12:10 am

Nonstop1h 50m

$259

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Sat 9/19

10:44 am-11:58 am

Nonstop2h 14m

Chicago O'Hare Intl

Tue 9/22

9:20 pm-12:10 am

Nonstop1h 50m

$259

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 9/24

6:00 am-7:05 am

Nonstop2h 05m

Chicago O'Hare Intl

Sun 9/27

6:50 am-9:42 am

Nonstop1h 52m

$259

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Wed 9/9

6:00 am-9:25 am

1 stop4h 25m

Chicago O'Hare Intl

Mon 9/14

6:40 am-11:23 am

1 stop3h 43m

$279

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Sat 9/5

10:02 am-2:48 pm

1 stop5h 46m

Chicago O'Hare Intl

Mon 9/7

6:59 am-2:17 pm

1 stop6h 18m

$279

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Fri 9/18

3:08 pm-8:30 pm

1 stop6h 22m

Chicago O'Hare Intl

Tue 9/22

7:05 am-2:20 pm

1 stop6h 15m

$279

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 8/13

3:04 pm-6:29 pm

1 stop4h 25m

Chicago O'Hare Intl

Mon 8/17

3:25 pm-8:44 pm

1 stop4h 19m

$339

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Thu 10/22

7:59 pm-12:02 am

1 stop5h 03m

Chicago O'Hare Intl

Sun 10/25

8:50 pm-11:41 pm

Nonstop1h 51m

$349
Quickest round-trip

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Wed 8/5

6:00 am-6:59 am

Nonstop1h 59m

Chicago O'Hare Intl

Sun 8/9

10:25 am-1:16 pm

Nonstop1h 51m

$349

ChattanoogaChicago

CHA - ORD

CHAORD

Chattanooga Lovell Field

Fri 10/16

6:00 pm-11:21 pm

1 stop6h 21m

Chicago O'Hare Intl

Tue 10/20

6:50 am-9:42 am

Nonstop1h 52m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Chattanooga to O'Hare Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chattanooga to O'Hare Intl in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chattanooga-Chicago O'Hare Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chattanooga-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chattanooga-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chattanooga-Chicago O'Hare Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chattanooga-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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?

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 23 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, February is the cheapest month in which you can book a flight from Chattanooga to Chicago O'Hare Intl Airport (average of $209). Flying from Chattanooga to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $339). 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 August 1, 2026.

It’s typically best to fly out from Chattanooga to Chicago O'Hare Intl Airport in the afternoon. Doing so could potentially save you 14% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Chattanooga to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Chattanooga to O'Hare Intl. Price data was last updated on August 1, 2026.

Travelers seeking maximum savings on their Chattanooga to Chicago O'Hare Intl Airport flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Chattanooga to Chicago O'Hare Intl Airport?

Airfare is typical for this route at the moment.

Chattanooga to Chicago O'Hare Intl Airport flights typically cost between $249 and $383 in October.
The cheapest round-trip price found within the last 5 days was $258 on Multiple Airlines (Oct 15-Oct 18).

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 August 1, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican 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
7.8
Good
8,497 reviews

Comfort

7.8

Food

7.2

Crew

8.5

Overall

7.8

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.8
Good
8,497 reviews
Delta
7.8
Good
8,497 reviews

Comfort

7.8

Food

7.2

Crew

8.5

Overall

7.8

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
United Airlines
7.4
Good
10,062 reviews
Delta
7.8
Good
8,497 reviews

Comfort

7.8

Food

7.2

Crew

8.5

Overall

7.8

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,845 reviews
Delta
7.8
Good
8,497 reviews

Comfort

7.8

Food

7.2

Crew

8.5

Overall

7.8

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 4 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 $259, United Airlines can have you in Chicago O'Hare Intl Airport from Chattanooga in 2h 15m. 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 $189 and $208, respectively. American Airlines is currently priced 33% 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 Qatar Airways (100%), Republic Airways (96%) or American Airlines (73%) 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 $944, our data indicates the cheapest price to be $223. The most popular route (Chattanooga Lovell Field - Chicago O'Hare Intl), is priced around $259.

  • 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, February is the cheapest month in which you can book a flight from Chattanooga to Chicago O'Hare Intl Airport (average of $209). Flying from Chattanooga to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $339). 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
Benton Harbor
Rosemont
Schaumburg
Naperville
Lake Geneva
Oak Brook
Delavan
Oakbrook Terrace
Gurnee
South Holland
Libertyville
Orland Park
Hoffman Estates
Beloit
Downers Grove
Rockford
Aurora
Racine
Great Lakes
Janesville

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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 August 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$189Average$267FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$189Average$310FlexibilityNo cancel feeOn-time69%
DeltaCheapest$208Average$268FlexibilityNo cancel feeOn-timeN/A

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