$84+ 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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — ORD
Jun 3 — Jun 101
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 69 days in advance, depart on a Friday or Saturday 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 May 4, 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 May 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:57 am
CHA
- ORD
1 stop15h 18m
Multiple Airlines
Sat 5/308:05 am
ORD
- CHA
1 stop23h 02m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 5/218:57 am
CHA
- ORD
1 stop24h 25m
Multiple Airlines
Wed 5/278:05 am
ORD
- CHA
1 stop23h 02m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/188:59 am
CHA
- ORD
1 stop16h 00m
Multiple Airlines
Sat 6/207:07 pm
ORD
- CHA
1 stop12h 02m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$244
This United Airlines deal was found by Cheapflights users on 5/1. 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 6/35:40 pm
CHA
- ORD
Nonstop2h 05m
United Airlines
Sat 6/66:45 am
ORD
- CHA
Nonstop1h 49m
United Airlines
Deal found 5/1![United Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/218:57 am
CHA
- ORD
1 stop24h 25m
Multiple Airlines
Sat 5/231:18 pm
ORD
- CHA
1 stop17h 49m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$250
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 7/128:59 am
CHA
- ORD
1 stop28h 26m
Multiple Airlines
Wed 7/158:05 am
ORD
- CHA
1 stop23h 04m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$252
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 5/295:40 pm
CHA
- ORD
Nonstop2h 05m
United Airlines
Mon 6/16:45 am
ORD
- CHA
Nonstop1h 49m
United Airlines
Deal found 4/30![United Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 7/98:59 am
CHA
- ORD
1 stop28h 26m
Multiple Airlines
Sat 7/118:05 am
ORD
- CHA
1 stop23h 04m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 7/128:59 am
CHA
- ORD
1 stop28h 26m
Multiple Airlines
Sat 7/188:05 am
ORD
- CHA
1 stop23h 04m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$263
This American Airlines deal was found by Cheapflights users on 4/30. 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 8/65:59 pm
CHA
- ORD
Nonstop2h 12m
American Airlines
Mon 8/108:55 pm
ORD
- CHA
Nonstop1h 52m
American Airlines
Deal found 4/30![American Airlines logo]()
$264
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 May 4, 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 May 4, 2026.
This United Airlines deal was found by Cheapflights users on 5/1. 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 6/256:00 am
CHA
- ORD
Nonstop2h 00m
United Airlines
Sat 6/272:30 pm
ORD
- CHA
Nonstop1h 53m
United Airlines
Deal found 5/1![United Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 5/2. 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 6/243:00 pm
CHA
- ORD
1 stop4h 29m
Delta
Sun 6/287:01 am
ORD
- CHA
1 stop6h 13m
Delta
Deal found 5/2![Delta logo]()
$269
This United Airlines deal was found by Cheapflights users on 5/2. 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 7/126:00 am
CHA
- ORD
Nonstop1h 59m
United Airlines
Sat 7/185:50 pm
ORD
- CHA
Nonstop1h 59m
United Airlines
Deal found 5/2![United Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 5/2. 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.
Sat 6/207:26 am
CHA
- ORD
1 stop4h 09m
Delta
Thu 6/255:30 am
ORD
- CHA
1 stop5h 53m
Delta
Deal found 5/2![Delta logo]()
$269
This Delta deal was found by Cheapflights users on 5/2. 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 5/277:49 pm
CHA
- ORD
1 stop5h 10m
Delta
Fri 5/292:00 pm
ORD
- CHA
1 stop6h 44m
Delta
Deal found 5/2![Delta logo]()
$269
This Delta deal was found by Cheapflights users on 5/3. 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.
Sat 6/207:26 am
CHA
- ORD
1 stop4h 09m
Delta
Sat 7/41:49 pm
ORD
- CHA
1 stop5h 53m
Delta
Deal found 5/3![Delta logo]()
$269
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Sat 7/45:50 pm
CHA
- ORD
Nonstop2h 05m
United Airlines
Tue 7/286:55 am
ORD
- CHA
Nonstop1h 49m
United Airlines
Deal found 5/3![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/122:55 pm
CHA
- ORD
1 stop4h 34m
Delta
Mon 6/156:35 am
ORD
- CHA
1 stop6h 30m
Delta
Deal found 4/29![Delta logo]()
$269
This United Airlines deal was found by Cheapflights users on 5/1. 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 7/26:00 am
CHA
- ORD
Nonstop1h 59m
United Airlines
Mon 7/66:55 am
ORD
- CHA
Nonstop1h 49m
United Airlines
Deal found 5/1![United Airlines logo]()
$319
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/122:55 pm
CHA
- ORD
1 stop4h 34m
Delta
Tue 6/167:01 am
ORD
- CHA
1 stop6h 13m
Delta
Deal found 4/29![Delta logo]()
$269
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:00 am
CHA
- ORD
Nonstop2h 02m
United Airlines
Sun 6/286:45 am
ORD
- CHA
Nonstop1h 49m
United Airlines
Deal found 4/29![United Airlines logo]()
$334
This United Airlines deal was found by Cheapflights users on 5/1. 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 5/216:58 am
CHA
- ORD
Nonstop2h 02m
United Airlines
Mon 5/2510:30 am
ORD
- CHA
Nonstop1h 51m
United Airlines
Deal found 5/1![United Airlines logo]()
$334
Last-minute flights from Chattanooga to O'Hare IntlDiscover last-minute flight deals from Chattanooga to O'Hare Intl. Data last updated May 4, 2026 and is based on user searches.
Discover last-minute flight deals from Chattanooga to O'Hare Intl. Data last updated May 4, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/74:11 pm
CHA
- ORD
1 stop8h 27m
Multiple Airlines
Sat 5/308:05 am
ORD
- CHA
1 stop23h 02m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$261
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 5/218:57 am
CHA
- ORD
1 stop24h 25m
Multiple Airlines
Wed 5/278:05 am
ORD
- CHA
1 stop23h 02m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/218:57 am
CHA
- ORD
1 stop24h 25m
Multiple Airlines
Sat 5/231:18 pm
ORD
- CHA
1 stop17h 49m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$250
This United Airlines deal was found by Cheapflights users on 5/3. 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 5/216:58 am
CHA
- ORD
Nonstop2h 02m
United Airlines
Tue 5/267:00 am
ORD
- CHA
Nonstop1h 49m
United Airlines
Deal found 5/3![United Airlines logo]()
$264
This American Airlines deal was found by Cheapflights users on 4/30. 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 5/276:39 pm
CHA
- ORD
Nonstop2h 22m
American Airlines
Thu 6/118:45 pm
ORD
- CHA
Nonstop1h 51m
American Airlines
Deal found 4/30![American Airlines logo]()
$249
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:25 pm
CHA
- ORD
1 stop6h 34m
Delta
Sat 5/301:44 pm
ORD
- CHA
1 stop7h 00m
Delta
Deal found 4/29![Delta logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:57 am
CHA
- ORD
1 stop15h 18m
Multiple Airlines
Sat 5/308:05 am
ORD
- CHA
1 stop23h 02m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$226
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:57 am
CHA
- ORD
1 stop15h 18m
Multiple Airlines
Fri 5/296:55 am
ORD
- CHA
2 stops13h 20m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$252
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Fri 5/295:40 pm
CHA
- ORD
Nonstop2h 05m
United Airlines
Mon 6/16:45 am
ORD
- CHA
Nonstop1h 49m
United Airlines
Deal found 4/30![United Airlines logo]()
$259
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 May 4, 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 May 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/78:59 am
CHA
- ORD
1 stop28h 25m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$84
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:57 am
CHA
- ORD
1 stop15h 18m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$105
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 7/308:59 am
CHA
- ORD
1 stop28h 26m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/268:59 am
CHA
- ORD
1 stop28h 26m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$129
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/218:57 am
CHA
- ORD
1 stop24h 25m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$132
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/245:40 am
CHA
- ORD
1 stop3h 59m
Delta
Deal found 4/29![Delta logo]()
$135
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/810:04 pm
CHA
- ORD
2 stops34h 59m
Multiple Airlines
Deal found 4/29![Multiple Airlines logo]()
$149
This Kiwi.com deal was found by Cheapflights users on 4/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/74:11 pm
CHA
- ORD
1 stop8h 27m
Multiple Airlines
Deal found 4/30![Multiple Airlines logo]()
$158
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 5/318:57 am
CHA
- ORD
3 stops47h 58m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$159
This United Airlines deal was found by Cheapflights users on 5/1. 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 6/3010:27 am
CHA
- ORD
Nonstop2h 02m
United Airlines
Deal found 5/1![United Airlines logo]()
$160
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 May 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $226 (Kiwi.com) |
One-way from | $84 (Kiwi.com) |
Popular in | March |
Cheapest in | February |
Average price | $311 |
Good round-trip deal | $332 or less |
Good one-way deal | $243 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 2,558,603 searches. Data last updated May 4, 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
ChattanoogaChicago
CHA - ORD
CHAORD
Chattanooga Lovell Field
Thu 6/25
6:00 am-7:00 am
Nonstop2h 00m
Chicago O'Hare Intl
Sat 6/27
2:30 pm-5:23 pm
Nonstop1h 53m
$249
ChattanoogaChicago
CHA - ORD
CHAORD
Chattanooga Lovell Field
Sun 7/12
6:00 am-6:59 am
Nonstop1h 59m
Chicago O'Hare Intl
Sat 7/18
5:50 pm-8:49 pm
Nonstop1h 59m
$249
ChattanoogaChicago
CHA - ORD
CHAORD
Chattanooga Lovell Field
Wed 6/24
3:00 pm-6:29 pm
1 stop4h 29m
Chicago O'Hare Intl
Sun 6/28
7:01 am-2:14 pm
1 stop6h 13m
$269
ChattanoogaChicago
CHA - ORD
CHAORD
Chattanooga Lovell Field
Sat 6/20
7:26 am-10:35 am
1 stop4h 09m
Chicago O'Hare Intl
Thu 6/25
5:30 am-12:23 pm
1 stop5h 53m
$269
ChattanoogaChicago
CHA - ORD
CHAORD
Chattanooga Lovell Field
Wed 5/27
7:49 pm-11:59 pm
1 stop5h 10m
Chicago O'Hare Intl
Fri 5/29
2:00 pm-9:44 pm
1 stop6h 44m
$269
ChattanoogaChicago
CHA - ORD
CHAORD
Chattanooga Lovell Field
Sat 6/20
7:26 am-10:35 am
1 stop4h 09m
Chicago O'Hare Intl
Sat 7/4
1:49 pm-8:42 pm
1 stop5h 53m
$269
ChattanoogaChicago
CHA - ORD
CHAORD
Chattanooga Lovell Field
Fri 6/12
2:55 pm-6:29 pm
1 stop4h 34m
Chicago O'Hare Intl
Mon 6/15
6:35 am-2:05 pm
1 stop6h 30m
$269
ChattanoogaChicago
CHA - ORD
CHAORD
Chattanooga Lovell Field
Fri 6/12
2:55 pm-6:29 pm
1 stop4h 34m
Chicago O'Hare Intl
Tue 6/16
7:01 am-2:14 pm
1 stop6h 13m
$269
ChattanoogaChicago
CHA - ORD
CHAORD
Chattanooga Lovell Field
Sat 7/4
5:50 pm-6:55 pm
Nonstop2h 05m
Chicago O'Hare Intl
Tue 7/28
6:55 am-9:44 am
Nonstop1h 49m
$319
Quickest round-trip
ChattanoogaChicago
CHA - ORD
CHAORD
Chattanooga Lovell Field
Thu 7/2
6:00 am-6:59 am
Nonstop1h 59m
Chicago O'Hare Intl
Mon 7/6
6:55 am-9:44 am
Nonstop1h 49m
$319
Showing 1-10 of 22 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 May.
| 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
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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 $206). Flying from Chattanooga to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $334). 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 May 4, 2026.
When flying from Chattanooga to Chicago O'Hare Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 May 4, 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.
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Overall
7.9
Comfort
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Overall
7.9
Comfort
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Overall
7.9
Comfort
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Overall
7.9
Comfort
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
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 locationsRosemont
Schaumburg
Naperville
Lake Geneva
Gurnee
Delavan
Downers Grove
Oakbrook Terrace
Benton Harbor
Hoffman Estates
Des Plaines
Oak Brook
South Holland
Libertyville
Warrenville
Elk Grove Village
Bridgeview
Great Lakes
Lansing
Arlington Heights
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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 May 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$262 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$189 | Average$298 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$208 | Average$253 | FlexibilityNo cancel fee | On-timeN/A |