$121+ Cheap flights from O'Hare Intl (ORD) to Chattanooga (CHA)
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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CHA
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from O'Hare Intl to Chattanooga 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 Chicago O'Hare Intl to Chattanooga Lovell Field are usually found in January or April, booked 74 days in advance, depart on a Wednesday or Friday and return on a Friday
Cheap flight deals from O'Hare Intl to Chattanooga
Cheapest
Best
Last-minute
One-way
Cheapest flights from O'Hare Intl to ChattanoogaExplore the most affordable flight options available from O'Hare Intl to Chattanooga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from O'Hare Intl to Chattanooga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Sat 10/248:04 am -
1 stop23h 35m
Thu 10/298:59 am -
1 stop7h 38m
Deal found 9/7![Multiple Airlines logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 11/198:00 am -
1 stop9h 14m
Sun 11/227:00 pm -
1 stop18h 38m
Deal found 9/6![Multiple Airlines logo]()
$269
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/26:50 am -
Nonstop1h 52m
Tue 10/67:07 pm -
Nonstop2h 12m
Deal found 9/9![United Airlines logo]()
$279
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/239:05 pm -
Nonstop1h 51m
Fri 10/3010:00 am -
Nonstop2h 10m
Deal found 9/6![American Airlines logo]()
$280
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/239:05 pm -
Nonstop1h 51m
Sat 10/312:54 pm -
1 stop5h 57m
Deal found 9/5![American Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/17:37 pm -
Nonstop1h 52m
Sun 10/48:07 pm -
1 stop4h 52m
Deal found 9/9![American Airlines logo]()
$290
This American Airlines deal was found by Cheapflights users on 9/5. 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 9/257:37 pm -
Nonstop1h 52m
Fri 10/25:00 pm -
Nonstop2h 19m
Deal found 9/5![American Airlines logo]()
$294
This Delta deal was found by Cheapflights users on 9/9. 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 10/76:30 am -
1 stop6h 40m
Wed 10/147:00 pm -
1 stop5h 57m
Deal found 9/9![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 9/9. 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 9/257:37 pm -
Nonstop1h 52m
Tue 9/295:00 pm -
Nonstop2h 19m
Deal found 9/9![American Airlines logo]()
$309
Best flights from O'Hare Intl to ChattanoogaDiscover carefully curated flight deals from O'Hare Intl to Chattanooga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from O'Hare Intl to Chattanooga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Delta deal was found by Cheapflights users on 9/9. 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 10/76:30 am -
1 stop6h 40m
Sun 10/115:35 am -
1 stop4h 04m
Deal found 9/9![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 9/7. 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 10/1710:30 am -
Nonstop1h 46m
Sun 10/186:00 am -
Nonstop1h 59m
Deal found 9/7![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 9/9. 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 10/76:30 am -
1 stop6h 40m
Wed 10/147:00 pm -
1 stop5h 57m
Deal found 9/9![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 9/5. 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 9/266:40 am -
1 stop3h 43m
Fri 10/23:08 pm -
1 stop6h 22m
Deal found 9/5![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/6. 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 11/1810:25 am -
Nonstop1h 49m
Sat 11/215:55 pm -
Nonstop2h 10m
Deal found 9/6![United Airlines logo]()
$369
This Delta deal was found by Cheapflights users on 9/5. 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 9/265:30 am -
1 stop4h 53m
Sat 10/37:15 am -
1 stop6h 43m
Deal found 9/5![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 9/6. 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 11/1810:32 am -
1 stop3h 48m
Wed 11/256:00 am -
1 stop5h 39m
Deal found 9/6![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 9/7. 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 9/269:00 am -
1 stop7h 21m
Wed 9/304:42 pm -
2 stops18h 01m
Deal found 9/7![United Airlines logo]()
$607
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/167:00 am -
Nonstop1h 55m
Fri 9/186:11 pm -
2 stops18h 41m
Deal found 9/9![United Airlines logo]()
$661
This Delta deal was found by Cheapflights users on 9/6. 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 11/248:29 am -
1 stop4h 45m
Sun 11/293:00 pm -
1 stop4h 30m
Deal found 9/6![Delta logo]()
$569
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 10/199:30 pm -
2 stops24h 45m
Fri 10/234:42 pm -
2 stops15h 54m
Deal found 9/6![United Airlines logo]()
$699
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 9/2110:25 am -
1 stop5h 40m
Fri 9/251:52 pm -
Nonstop2h 03m
Deal found 9/6![United Airlines logo]()
$707
Last-minute flights from O'Hare Intl to ChattanoogaDiscover last-minute flight deals from O'Hare Intl to Chattanooga. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from O'Hare Intl to Chattanooga. Data last updated September 10, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/9. 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 9/249:20 pm -
Nonstop1h 50m
Tue 9/291:52 pm -
Nonstop2h 03m
Deal found 9/9![United Airlines logo]()
$309
This American Airlines deal was found by Cheapflights users on 9/5. 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 9/257:37 pm -
Nonstop1h 52m
Fri 10/25:00 pm -
Nonstop2h 19m
Deal found 9/5![American Airlines logo]()
$294
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/17:37 pm -
Nonstop1h 52m
Sun 10/48:07 pm -
1 stop4h 52m
Deal found 9/9![American Airlines logo]()
$290
This United Airlines deal was found by Cheapflights users on 9/9. 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 10/26:50 am -
Nonstop1h 52m
Tue 10/67:07 pm -
Nonstop2h 12m
Deal found 9/9![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 9/9. 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 10/76:30 am -
1 stop6h 40m
Sun 10/115:35 am -
1 stop4h 04m
Deal found 9/9![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 9/6. 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 10/239:05 pm -
Nonstop1h 51m
Fri 10/3010:00 am -
Nonstop2h 10m
Deal found 9/6![American Airlines logo]()
$280
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/239:05 pm -
Nonstop1h 51m
Sat 10/312:54 pm -
1 stop5h 57m
Deal found 9/5![American Airlines logo]()
$289
This Kiwi.com deal was found by Cheapflights users on 9/7. 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.
Sat 10/248:04 am -
1 stop23h 35m
Thu 10/298:59 am -
1 stop7h 38m
Deal found 9/7![Multiple Airlines logo]()
$222
One-way flights from O'Hare Intl to ChattanoogaSearch for one-way flight options from O'Hare Intl to Chattanooga. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from O'Hare Intl to Chattanooga. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/77:11 am -
1 stop24h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Sat 11/78:00 am -
1 stop24h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 12/35:00 am -
1 stop13h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$140
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 12/105:00 am -
1 stop13h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$153
This Kiwi.com deal was found by Cheapflights users on 9/5. 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 11/47:15 am -
2 stops25h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Multiple Airlines logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Sat 10/108:04 am -
1 stop23h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 9/6. 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.
Sat 10/37:11 am -
1 stop24h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$165
Find flight deals from O'Hare Intl to Chattanooga
Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Chattanooga (CHA). 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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $222 (Kiwi.com) |
One-way from | $121 (Kiwi.com) |
Popular in | February |
Cheapest in | January |
Average price | $264 |
Good round-trip deal | $289 or less |
Good one-way deal | $308 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from O'Hare Intl to Chattanooga 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 10, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Chattanooga that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Fri 10/16
6:50 am-9:42 am
Nonstop1h 52m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$259
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Tue 10/6
5:27 am-11:18 am
1 stop4h 51m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
Quickest round-trip
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Sat 3/6
10:30 am-1:21 pm
Nonstop1h 51m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$269
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Wed 3/3
7:10 am-2:34 pm
1 stop6h 24m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Sun 10/4
8:05 am-1:47 pm
1 stop4h 42m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Sun 3/7
5:55 pm-11:51 pm
1 stop4h 56m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Tue 12/1
6:49 am-2:19 pm
1 stop6h 30m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Sun 11/1
5:27 am-11:18 am
1 stop4h 51m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Sat 3/6
7:00 am-2:39 pm
1 stop6h 39m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
ChicagoChattanooga
ORD Chicago O'Hare Intl - CHA Chattanooga Lovell Field
ORDCHA
Chicago O'Hare Intl
Wed 12/2
5:05 pm-10:03 pm
1 stop3h 58m
Chattanooga Lovell Field
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from O'Hare Intl to Chattanooga
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 O'Hare Intl to Chattanooga 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 Chicago O'Hare Intl Airport-Chattanooga flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Chattanooga flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Chattanooga flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Chattanooga 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 Chicago O'Hare Intl Airport-Chattanooga 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 O'Hare Intl to Chattanooga
Have a flexible travel schedule? Discover the best time to fly to Chattanooga from O'Hare Intl with our price prediction graph.
ORD-CHA
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 Chicago O'Hare Intl Airport to Chattanooga
Prices
Airlines
How far ahead should I book a flight from Chicago O'Hare Intl Airport to Chattanooga?
Booking 40 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Chattanooga. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Chattanooga?
Currently, January is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Chattanooga (average of $204). Flying from Chicago O'Hare Intl Airport to Chattanooga in February is currently the most expensive (average of $389). 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 ORD to CHA?
Find hourly flight availability from O'Hare Intl to Chattanooga. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 10, 2026.
A simple way to save on the total cost of your ticket is to fly from Chicago O'Hare Intl Airport to Chattanooga in the evening. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight at noon.
What is the cheapest day to fly from Chicago O'Hare Intl Airport to Chattanooga?
Use this chart to determine the cheapest time to fly round-trip from O'Hare Intl to Chattanooga. Price data was last updated on September 5, 2026.
Travelers seeking maximum savings on their Chicago O'Hare Intl Airport to Chattanooga flight should consider departing on Monday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Chattanooga
Get insights into the airlines that provide service to Chattanooga. 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 Chattanooga. Reviews last updated September 10, 2026.
Read through reviews of airlines operating flights from Chicago O'Hare Intl Airport to Chattanooga, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
6.7
Crew
8.1
Overall
7.4
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Food
6.7
Crew
8.1
Overall
7.4
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
Food
6.7
Crew
8.1
Overall
7.4
Boarding
7.7
Entertainment
7.1
Comfort
7.3
Reviews
1 / 20
2.0
MediocreDawn,Aug 2026
ORD - DEN
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$285 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$199 | Average$289 | FlexibilityNo cancel fee | On-time71% |