$128+ Cheap flights from St. Louis to Chattanooga (STL - CHA)
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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CHA
juil. 9 — juil. 161
Round-trip
1 adult, Economy
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Chattanooga
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Cheapest flights from St. Louis to ChattanoogaExplore the most affordable flight options available from St. Louis to Chattanooga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juin 9, 2026.
Explore the most affordable flight options available from St. Louis to Chattanooga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juin 9, 2026.
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/76:00 am
STL
- CHA
1 stop5h 22m
Delta
mar. 7/145:35 am
CHA
- STL
1 stop3h 44m
Delta
Deal found 6/7![Delta logo]()
$271
This Delta deal was found by Cheapflights users on 6/5. 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.
sam. 9/126:00 am
STL
- CHA
1 stop5h 19m
Delta
mer. 9/165:35 am
CHA
- STL
1 stop4h 20m
Delta
Deal found 6/5![Delta logo]()
$281
This Delta deal was found by Cheapflights users on 6/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/189:00 am
STL
- CHA
1 stop4h 34m
Delta
sam. 11/215:30 am
CHA
- STL
1 stop6h 18m
Delta
Deal found 6/8![Delta logo]()
$283
This American Airlines deal was found by Cheapflights users on 6/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 7/255:33 am
STL
- CHA
1 stop5h 14m
American Airlines
lun. 7/278:14 pm
CHA
- STL
1 stop4h 44m
American Airlines
Deal found 6/7![American Airlines logo]()
$290
This American Airlines deal was found by Cheapflights users on 6/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 7/55:32 am
STL
- CHA
1 stop5h 15m
American Airlines
sam. 7/118:14 pm
CHA
- STL
1 stop4h 44m
American Airlines
Deal found 6/7![American Airlines logo]()
$291
This Delta deal was found by Cheapflights users on 6/5. 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.
sam. 9/126:00 am
STL
- CHA
1 stop5h 19m
Delta
jeu. 9/176:15 pm
CHA
- STL
1 stop6h 21m
Delta
Deal found 6/5![Delta logo]()
$296
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
sam. 7/254:57 pm
STL
- CHA
2 stops14h 12m
Multiple Airlines
lun. 7/279:43 pm
CHA
- STL
1 stop27h 16m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$298
This American Airlines deal was found by Cheapflights users on 6/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 8/76:36 am
STL
- CHA
1 stop7h 47m
American Airlines
lun. 8/107:18 pm
CHA
- STL
1 stop4h 22m
American Airlines
Deal found 6/4![American Airlines logo]()
$301
This American Airlines deal was found by Cheapflights users on 6/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 7/25:29 am
STL
- CHA
1 stop5h 18m
American Airlines
jeu. 7/96:37 pm
CHA
- STL
1 stop6h 20m
American Airlines
Deal found 6/4![American Airlines logo]()
$302
This Delta deal was found by Cheapflights users on 6/5. 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.
jeu. 9/105:30 pm
STL
- CHA
1 stop5h 21m
Delta
dim. 9/135:30 am
CHA
- STL
1 stop3h 36m
Delta
Deal found 6/5![Delta logo]()
$311
This American Airlines deal was found by Cheapflights users on 6/5. 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.
sam. 6/205:11 pm
STL
- CHA
1 stop5h 39m
American Airlines
mer. 6/246:28 pm
CHA
- STL
1 stop6h 48m
American Airlines
Deal found 6/5![American Airlines logo]()
$333
This United Airlines deal was found by Cheapflights users on 6/7. 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.
sam. 7/48:00 am
STL
- CHA
1 stop4h 16m
United Airlines
mar. 7/75:58 pm
CHA
- STL
1 stop6h 38m
United Airlines
Deal found 6/7![United Airlines logo]()
$341
Best flights from St. Louis to ChattanoogaDiscover carefully curated flight deals from St. Louis to Chattanooga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated juin 9, 2026.
Discover carefully curated flight deals from St. Louis to Chattanooga that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated juin 9, 2026.
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/76:00 am
STL
- CHA
1 stop5h 22m
Delta
mar. 7/145:35 am
CHA
- STL
1 stop3h 44m
Delta
Deal found 6/7![Delta logo]()
$271
This American Airlines deal was found by Cheapflights users on 6/6. 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.
dim. 7/55:32 am
STL
- CHA
1 stop5h 15m
American Airlines
sam. 7/116:13 am
CHA
- STL
1 stop7h 37m
American Airlines
Deal found 6/6![American Airlines logo]()
$291
This United Airlines deal was found by Cheapflights users on 6/7. 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.
sam. 7/48:00 am
STL
- CHA
1 stop4h 16m
United Airlines
mar. 7/75:58 pm
CHA
- STL
1 stop6h 38m
United Airlines
Deal found 6/7![United Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
dim. 7/54:09 pm
STL
- CHA
1 stop27h 44m
Multiple Airlines
dim. 7/122:49 pm
CHA
- STL
2 stops49h 07m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$500
This American Airlines deal was found by Cheapflights users on 6/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 7/25:29 am
STL
- CHA
1 stop5h 18m
American Airlines
jeu. 7/96:37 pm
CHA
- STL
1 stop6h 20m
American Airlines
Deal found 6/4![American Airlines logo]()
$302
This American Airlines deal was found by Cheapflights users on 6/6. 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.
jeu. 7/25:29 am
STL
- CHA
1 stop5h 18m
American Airlines
dim. 7/128:10 pm
CHA
- STL
1 stop4h 47m
American Airlines
Deal found 6/6![American Airlines logo]()
$311
This United Airlines deal was found by Cheapflights users on 6/7. 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.
sam. 7/251:18 pm
STL
- CHA
1 stop6h 31m
United Airlines
lun. 7/275:58 pm
CHA
- STL
1 stop6h 46m
United Airlines
Deal found 6/7![United Airlines logo]()
$353
This American Airlines deal was found by Cheapflights users on 6/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 7/55:32 am
STL
- CHA
1 stop5h 15m
American Airlines
dim. 7/125:00 am
CHA
- STL
1 stop4h 33m
American Airlines
Deal found 6/7![American Airlines logo]()
$311
Last-minute flights from St. Louis to ChattanoogaDiscover last-minute flight deals from St. Louis to Chattanooga. Data last updated juin 9, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Chattanooga. Data last updated juin 9, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 6/129:25 am
STL
- CHA
1 stop5h 41m
American Airlines
dim. 6/145:00 am
CHA
- STL
1 stop4h 32m
American Airlines
Deal found 6/8![American Airlines logo]()
$389
This American Airlines deal was found by Cheapflights users on 6/5. 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.
sam. 6/205:11 pm
STL
- CHA
1 stop5h 39m
American Airlines
mer. 6/246:28 pm
CHA
- STL
1 stop6h 48m
American Airlines
Deal found 6/5![American Airlines logo]()
$333
This American Airlines deal was found by Cheapflights users on 6/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jeu. 7/25:29 am
STL
- CHA
1 stop5h 18m
American Airlines
jeu. 7/96:37 pm
CHA
- STL
1 stop6h 20m
American Airlines
Deal found 6/4![American Airlines logo]()
$302
This American Airlines deal was found by Cheapflights users on 6/6. 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.
jeu. 7/25:29 am
STL
- CHA
1 stop5h 18m
American Airlines
dim. 7/128:10 pm
CHA
- STL
1 stop4h 47m
American Airlines
Deal found 6/6![American Airlines logo]()
$311
This United Airlines deal was found by Cheapflights users on 6/7. 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.
sam. 7/48:00 am
STL
- CHA
1 stop4h 16m
United Airlines
mar. 7/75:58 pm
CHA
- STL
1 stop6h 38m
United Airlines
Deal found 6/7![United Airlines logo]()
$341
This American Airlines deal was found by Cheapflights users on 6/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 7/55:32 am
STL
- CHA
1 stop5h 15m
American Airlines
sam. 7/118:14 pm
CHA
- STL
1 stop4h 44m
American Airlines
Deal found 6/7![American Airlines logo]()
$291
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
dim. 7/54:09 pm
STL
- CHA
1 stop27h 44m
Multiple Airlines
dim. 7/122:49 pm
CHA
- STL
2 stops49h 07m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$500
This Delta deal was found by Cheapflights users on 6/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/76:00 am
STL
- CHA
1 stop5h 22m
Delta
mar. 7/145:35 am
CHA
- STL
1 stop3h 44m
Delta
Deal found 6/7![Delta logo]()
$271
This American Airlines deal was found by Cheapflights users on 6/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 7/255:33 am
STL
- CHA
1 stop5h 14m
American Airlines
lun. 7/278:14 pm
CHA
- STL
1 stop4h 44m
American Airlines
Deal found 6/7![American Airlines logo]()
$290
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
sam. 7/254:57 pm
STL
- CHA
2 stops14h 12m
Multiple Airlines
lun. 7/279:43 pm
CHA
- STL
1 stop27h 16m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$298
This United Airlines deal was found by Cheapflights users on 6/7. 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.
sam. 7/251:18 pm
STL
- CHA
1 stop6h 31m
United Airlines
lun. 7/275:58 pm
CHA
- STL
1 stop6h 46m
United Airlines
Deal found 6/7![United Airlines logo]()
$353
One-way flights from St. Louis to ChattanoogaSearch for one-way flight options from St. Louis to Chattanooga. Find affordable one-way fares based on user searches. Data last updated juin 9, 2026.
Search for one-way flight options from St. Louis to Chattanooga. Find affordable one-way fares based on user searches. Data last updated juin 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
mar. 8/116:34 pm
STL
- CHA
2 stops36h 33m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$128
This United Airlines deal was found by Cheapflights users on 6/6. 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.
mar. 8/115:30 pm
STL
- CHA
1 stop5h 40m
United Airlines
Deal found 6/6![United Airlines logo]()
$196
This Kiwi.com deal was found by Cheapflights users on 6/7. 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.
dim. 6/214:17 pm
STL
- CHA
1 stop27h 57m
Multiple Airlines
Deal found 6/7![Multiple Airlines logo]()
$249
This American Airlines deal was found by Cheapflights users on 6/6. 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.
lun. 6/155:03 pm
STL
- CHA
1 stop5h 47m
American Airlines
Deal found 6/6![American Airlines logo]()
$358
This United Airlines deal was found by Cheapflights users on 6/6. 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.
lun. 6/155:29 pm
STL
- CHA
2 stops28h 37m
United Airlines
Deal found 6/6![United Airlines logo]()
$660
This Kiwi.com deal was found by Cheapflights users on 6/6. 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.
lun. 6/157:56 pm
STL
- CHA
3 stops36h 23m
Multiple Airlines
Deal found 6/6![Multiple Airlines logo]()
$1,456
Find flight deals from St. Louis to Chattanooga
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) 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 juin 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $271 (Delta) |
One-way from | $128 (Kiwi.com) |
Popular in | February |
Cheapest in | November |
Average price | $288 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis 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 2,558,603 searches. Data last updated juin 9, 2026.
Use the filters below to find and compare flights from St. Louis to Chattanooga that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisChattanooga
STL - CHA
STLCHA
Lambert-St Louis
mar. 7/7
6:00 am-12:22 pm
1 stop5h 22m
Chattanooga Lovell Field
mar. 7/14
5:35 am-8:19 am
1 stop3h 44m
$271
St. LouisChattanooga
STL - CHA
STLCHA
Lambert-St Louis
dim. 7/5
5:32 am-11:47 am
1 stop5h 15m
Chattanooga Lovell Field
sam. 7/11
6:13 am-12:50 pm
1 stop7h 37m
$291
St. LouisChattanooga
STL - CHA
STLCHA
Lambert-St Louis
jeu. 7/2
5:29 am-11:47 am
1 stop5h 18m
Chattanooga Lovell Field
jeu. 7/9
6:37 pm-11:57 pm
1 stop6h 20m
$302
St. LouisChattanooga
STL - CHA
STLCHA
Lambert-St Louis
jeu. 7/2
5:29 am-11:47 am
1 stop5h 18m
Chattanooga Lovell Field
dim. 7/12
8:10 pm-11:57 pm
1 stop4h 47m
$311
St. LouisChattanooga
STL - CHA
STLCHA
Lambert-St Louis
dim. 7/5
5:32 am-11:47 am
1 stop5h 15m
Chattanooga Lovell Field
dim. 7/12
5:00 am-8:33 am
1 stop4h 33m
$311
St. LouisChattanooga
STL - CHA
STLCHA
Lambert-St Louis
sam. 7/4
8:00 am-1:16 pm
1 stop4h 16m
Chattanooga Lovell Field
mar. 7/7
5:58 pm-11:36 pm
1 stop6h 38m
$341
St. LouisChattanooga
STL - CHA
STLCHA
Lambert-St Louis
sam. 7/25
1:18 pm-8:49 pm
1 stop6h 31m
Chattanooga Lovell Field
lun. 7/27
5:58 pm-11:44 pm
1 stop6h 46m
$353
St. LouisChattanooga
STL - CHA
STLCHA
Lambert-St Louis
dim. 7/5
4:09 pm-8:53 pm
1 stop27h 44m
Chattanooga Lovell Field
dim. 7/12
2:49 pm-2:56 pm
2 stops49h 07m
$500
Cheapest one-way
Quickest one-way
St. LouisChattanooga
STL - CHA
STLCHA
Lambert-St Louis
mar. 8/11
5:30 pm-12:10 am
1 stop5h 40m
$196
St. LouisChattanooga
STL - CHA
STLCHA
Lambert-St Louis
mar. 8/11
8:08 pm-8:07 am
3 stops34h 59m
$218
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from St. Louis 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 St. Louis to Chattanooga in June.
| 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 St. Louis-Chattanooga flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Chattanooga flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Chattanooga flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-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 St. Louis-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 St. Louis to Chattanooga
Have a flexible travel schedule? Discover the best time to fly to Chattanooga from St. Louis with our price prediction graph.
STL-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 St. Louis to Chattanooga
What is the cheapest month to book a flight from St. Louis to Chattanooga?
Currently, November is the cheapest month in which you can book a flight from St. Louis to Chattanooga (average of $268). Flying from St. Louis to Chattanooga in September is currently the most expensive (average of $426). 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.
How much does it cost to fly round-trip from St. Louis to Chattanooga?
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 juin 9, 2026.
See what other customers who have flown with Delta and American Airlines from St. Louis to Chattanooga have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Overall
7.9
Comfort
7.8
Food
7.2
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.9
Comfort
7.8
Food
7.2
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Crew
8.5
Overall
7.9
Comfort
7.8
Food
7.2
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Chattanooga. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 2 airlines flying from St. Louis to Chattanooga
Discover the top 2 airlines that operate flights from St. Louis to Chattanooga. 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 juin 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$238 | Average$333 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$248 | Average$333 | FlexibilityNo cancel fee | On-time71% |