$118+ Cheap flights from Chattanooga (CHA) to O'Hare Intl (ORD)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — ORD
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from Chattanooga to O'Hare Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Chattanooga Lovell Field to Chicago O'Hare Intl are usually found in February or January, booked 54 days in advance, depart on a Friday or Thursday and return on a Wednesday
Cheap flight deals from Chattanooga to O'Hare Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Chattanooga to O'Hare IntlExplore 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 15, 2026.
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 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:59 am -
1 stop7h 31m
Sat 10/248:04 am -
1 stop23h 35m
Deal found 9/10![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 -
1 stop7h 26m
Wed 10/218:04 am -
1 stop23h 05m
Deal found 9/13![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/89:04 am -
1 stop7h 26m
Wed 10/148:30 am -
2 stops22h 49m
Deal found 9/11![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:01 pm -
1 stop17h 49m
Sun 12/65:00 am -
1 stop13h 11m
Deal found 9/12![Multiple Airlines logo]()
$272
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:07 pm -
Nonstop2h 12m
Mon 10/265:59 pm -
Nonstop1h 53m
Deal found 9/10![United Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:59 am -
1 stop7h 38m
Sat 11/77:15 am -
2 stops24h 34m
Deal found 9/12![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:59 am -
1 stop7h 38m
Wed 11/47:15 am -
2 stops23h 49m
Deal found 9/12![Multiple Airlines logo]()
$284
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/237:59 pm -
1 stop5h 09m
Mon 10/269:05 pm -
Nonstop1h 51m
Deal found 9/10![American Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/89:04 am -
1 stop7h 26m
Tue 10/137:44 pm -
2 stops35h 35m
Deal found 9/10![Multiple Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:59 am -
1 stop7h 38m
Fri 10/307:50 pm -
2 stops36h 49m
Deal found 9/11![Multiple Airlines logo]()
$291
Best flights from Chattanooga to O'Hare IntlDiscover carefully curated flight deals from Chattanooga to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Chattanooga to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/246:50 am -
Nonstop2h 10m
Fri 11/276:00 pm -
Nonstop1h 53m
Deal found 9/10![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 9/13. 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 10/235:35 am -
1 stop4h 04m
Tue 10/271:55 pm -
1 stop7h 05m
Deal found 9/13![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:00 am -
Nonstop1h 59m
Sun 10/186:50 am -
Nonstop1h 52m
Deal found 9/10![United Airlines logo]()
$301
This Delta deal was found by Cheapflights users on 9/12. 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.
Tue 11/173:00 pm -
1 stop4h 30m
Thu 12/31:30 pm -
1 stop5h 32m
Deal found 9/12![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:00 am -
Nonstop1h 59m
Sun 9/279:20 pm -
Nonstop1h 50m
Deal found 9/10![United Airlines logo]()
$309
This Delta deal was found by Cheapflights users on 9/12. 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 10/306:00 am -
1 stop5h 29m
Fri 11/66:30 am -
1 stop6h 40m
Deal found 9/12![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/166:00 am -
Nonstop1h 59m
Sun 10/186:50 am -
Nonstop1h 52m
Deal found 9/14![United Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 9/14. 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 2/115:45 pm -
1 stop4h 25m
Mon 2/157:00 pm -
1 stop3h 51m
Deal found 9/14![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/97:07 pm -
Nonstop2h 12m
Sun 10/119:20 pm -
Nonstop1h 50m
Deal found 9/14![United Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 9/14. 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 11/47:05 am -
1 stop4h 06m
Sun 11/85:27 am -
1 stop4h 51m
Deal found 9/14![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 9/14. 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 10/13:08 pm -
1 stop6h 22m
Mon 10/58:55 am -
1 stop4h 25m
Deal found 9/14![Delta logo]()
$334
Last-minute flights from Chattanooga to O'Hare IntlDiscover last-minute flight deals from Chattanooga to O'Hare Intl. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Chattanooga to O'Hare Intl. Data last updated September 15, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:00 am -
Nonstop1h 59m
Sun 10/410:30 am -
Nonstop1h 46m
Deal found 9/10![United Airlines logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/89:04 am -
1 stop7h 26m
Wed 10/148:30 am -
2 stops22h 49m
Deal found 9/11![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/89:04 am -
1 stop7h 26m
Tue 10/137:44 pm -
2 stops35h 35m
Deal found 9/10![Multiple Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 -
1 stop7h 26m
Wed 10/218:04 am -
1 stop23h 05m
Deal found 9/13![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:59 am -
1 stop7h 31m
Sat 10/248:04 am -
1 stop23h 35m
Deal found 9/10![Multiple Airlines logo]()
$259
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/237:07 pm -
Nonstop2h 12m
Fri 10/302:16 pm -
Nonstop1h 54m
Deal found 9/10![United Airlines logo]()
$279
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 10/237:59 pm -
1 stop5h 09m
Mon 10/269:05 pm -
Nonstop1h 51m
Deal found 9/10![American Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:59 am -
1 stop7h 38m
Sat 11/77:15 am -
2 stops24h 34m
Deal found 9/12![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:59 am -
1 stop7h 38m
Wed 11/47:15 am -
2 stops23h 49m
Deal found 9/12![Multiple Airlines logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:59 am -
1 stop7h 38m
Fri 10/307:50 pm -
2 stops36h 49m
Deal found 9/11![Multiple Airlines logo]()
$291
One-way flights from Chattanooga to O'Hare IntlSearch for one-way flight options from Chattanooga to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from Chattanooga to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/108:01 pm -
1 stop17h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 9/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/89:04 am -
1 stop7h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 9/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:04 am -
2 stops16h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Multiple Airlines logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 -
1 stop7h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$135
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.
Thu 11/1210:09 am -
1 stop30h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Wed 10/710:29 am -
1 stop13h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Multiple Airlines logo]()
$166
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 September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $259 (Kiwi.com) |
One-way from | $118 (Kiwi.com) |
Popular in | July |
Cheapest in | February |
Average price | $304 |
Good round-trip deal | $310 or less |
Good one-way deal | $273 or less |
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 7,457,451 searches. Data last updated September 15, 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
Cheapest round-trip
Quickest round-trip
ChattanoogaChicago
CHA Chattanooga Lovell Field - ORD Chicago O'Hare Intl
CHAORD
Chattanooga Lovell Field
Wed 10/7
10:17 am-11:22 am
Nonstop2h 05m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$259
ChattanoogaChicago
CHA Chattanooga Lovell Field - ORD Chicago O'Hare Intl
CHAORD
Chattanooga Lovell Field
Tue 10/13
10:17 am-11:22 am
Nonstop2h 05m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$269
ChattanoogaChicago
CHA Chattanooga Lovell Field - ORD Chicago O'Hare Intl
CHAORD
Chattanooga Lovell Field
Sun 12/13
5:40 pm-6:48 pm
Nonstop2h 08m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$269
ChattanoogaChicago
CHA Chattanooga Lovell Field - ORD Chicago O'Hare Intl
CHAORD
Chattanooga Lovell Field
Fri 12/11
6:30 am-7:41 am
Nonstop2h 11m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$269
ChattanoogaChicago
CHA Chattanooga Lovell Field - ORD Chicago O'Hare Intl
CHAORD
Chattanooga Lovell Field
Wed 10/14
6:40 am-7:11 pm
1 stop13h 31m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$277
ChattanoogaChicago
CHA Chattanooga Lovell Field - ORD Chicago O'Hare Intl
CHAORD
Chattanooga Lovell Field
Wed 12/9
8:18 am-12:20 pm
1 stop5h 02m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
ChattanoogaChicago
CHA Chattanooga Lovell Field - ORD Chicago O'Hare Intl
CHAORD
Chattanooga Lovell Field
Fri 12/11
2:59 pm-8:49 pm
1 stop6h 50m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
ChattanoogaChicago
CHA Chattanooga Lovell Field - ORD Chicago O'Hare Intl
CHAORD
Chattanooga Lovell Field
Mon 12/7
2:59 pm-8:49 pm
1 stop6h 50m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
ChattanoogaChicago
CHA Chattanooga Lovell Field - ORD Chicago O'Hare Intl
CHAORD
Chattanooga Lovell Field
Mon 10/12
6:25 pm-11:57 pm
1 stop6h 32m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
ChattanoogaChicago
CHA Chattanooga Lovell Field - ORD Chicago O'Hare Intl
CHAORD
Chattanooga Lovell Field
Tue 10/13
6:00 am-10:29 am
1 stop5h 29m
Chicago O'Hare Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$279
Showing 1-10 of 21 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
CHA-ORD
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
Prices
Airlines
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 July is currently the most expensive (average of $360). 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 15, 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 15% 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 September 12, 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.
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 15, 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.
Overall
7.8
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
Overall
7.8
Comfort
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Entertainment
7.8
Reviews
1 / 20
4.0
OkayJennifer,Sep 2026
ORD - LGA
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.
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 locationsBenton Harbor
Rosemont
Des Plaines
Lake Geneva
Naperville
Glenview
Schaumburg
Oakbrook Terrace
Delavan
Oak Brook
Libertyville
Rockford
Hoffman Estates
Aurora
Beloit
Orland Park
South Holland
Elgin
Racine
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 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$276 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$189 | Average$320 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$208 | Average$308 | FlexibilityNo cancel fee | On-timeN/A |