$159+ Cheap flights from Chattanooga to St. Louis (CHA - STL)
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 3/23. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — STL
Apr 9 — Apr 161
Round-trip
1 adult, Economy
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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
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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 Chattanooga to St. Louis
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Cheapest flights from Chattanooga to St. LouisExplore the most affordable flight options available from Chattanooga to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
Explore the most affordable flight options available from Chattanooga to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
This Delta deal was found by Cheapflights users on 3/7. 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.
Fri 4/107:59 pm
CHA
- STL
1 stop4h 59m
Delta
Sun 4/196:00 am
STL
- CHA
1 stop4h 07m
Delta
Deal found 3/7![Delta logo]()
$269
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Fri 3/275:22 pm
CHA
- STL
1 stop5h 36m
United Airlines
Tue 3/319:10 am
STL
- CHA
1 stop6h 56m
United Airlines
Deal found 3/7![United Airlines logo]()
$274
This American Airlines deal was found by Cheapflights users on 3/5. 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.
Mon 3/306:47 pm
CHA
- STL
1 stop15h 04m
American Airlines
Sat 4/116:53 pm
STL
- CHA
1 stop4h 06m
American Airlines
Deal found 3/5![American Airlines logo]()
$278
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Tue 3/245:15 am
CHA
- STL
1 stop5h 25m
American Airlines
Sat 3/287:05 am
STL
- CHA
1 stop5h 18m
American Airlines
Deal found 3/9![American Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 3/7. 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.
Wed 3/254:14 pm
CHA
- STL
1 stop5h 52m
Delta
Tue 3/3112:04 pm
STL
- CHA
1 stop4h 26m
Delta
Deal found 3/7![Delta logo]()
$294
This Delta deal was found by Cheapflights users on 3/7. 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.
Tue 3/174:14 pm
CHA
- STL
1 stop5h 52m
Delta
Thu 3/267:03 am
STL
- CHA
1 stop6h 21m
Delta
Deal found 3/7![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 3/5. 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.
Mon 5/116:25 pm
CHA
- STL
1 stop6h 34m
Delta
Fri 5/157:01 pm
STL
- CHA
1 stop3h 52m
Delta
Deal found 3/5![Delta logo]()
$300
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Tue 3/175:15 am
CHA
- STL
2 stops8h 29m
American Airlines
Tue 3/243:49 pm
STL
- CHA
1 stop6h 13m
American Airlines
Deal found 3/7![American Airlines logo]()
$304
This Delta deal was found by Cheapflights users on 3/5. 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.
Tue 6/305:30 am
CHA
- STL
1 stop3h 37m
Delta
Mon 7/67:05 pm
STL
- CHA
1 stop3h 46m
Delta
Deal found 3/5![Delta logo]()
$308
This Delta deal was found by Cheapflights users on 3/9. 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.
Thu 6/255:30 am
CHA
- STL
1 stop3h 37m
Delta
Sun 6/286:00 am
STL
- CHA
1 stop6h 05m
Delta
Deal found 3/9![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 3/7. 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.
Mon 3/167:59 pm
CHA
- STL
1 stop4h 59m
Delta
Mon 3/237:03 am
STL
- CHA
1 stop5h 07m
Delta
Deal found 3/7![Delta logo]()
$319
This United Airlines deal was found by Cheapflights users on 3/7. 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 3/2810:53 am
CHA
- STL
1 stop6h 30m
United Airlines
Mon 3/309:10 am
STL
- CHA
1 stop6h 56m
United Airlines
Deal found 3/7![United Airlines logo]()
$329
Best flights from Chattanooga to St. LouisDiscover carefully curated flight deals from Chattanooga to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
Discover carefully curated flight deals from Chattanooga to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Thu 4/166:45 pm
CHA
- STL
1 stop4h 32m
American Airlines
Mon 4/205:20 am
STL
- CHA
1 stop5h 20m
American Airlines
Deal found 3/7![American Airlines logo]()
$269
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Sat 5/25:41 pm
CHA
- STL
1 stop6h 38m
United Airlines
Tue 5/57:45 am
STL
- CHA
1 stop4h 40m
United Airlines
Deal found 3/9![United Airlines logo]()
$269
This Delta deal was found by Cheapflights users on 3/7. 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.
Sun 4/127:59 pm
CHA
- STL
1 stop4h 59m
Delta
Sat 4/181:03 pm
STL
- CHA
1 stop6h 01m
Delta
Deal found 3/7![Delta logo]()
$294
This Delta deal was found by Cheapflights users on 3/5. 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.
Tue 6/305:30 am
CHA
- STL
1 stop3h 37m
Delta
Mon 7/67:05 pm
STL
- CHA
1 stop3h 46m
Delta
Deal found 3/5![Delta logo]()
$308
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Tue 3/242:01 pm
CHA
- STL
1 stop4h 59m
United Airlines
Thu 4/29:10 am
STL
- CHA
1 stop6h 56m
United Airlines
Deal found 3/7![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 3/9. 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.
Fri 6/267:35 pm
CHA
- STL
1 stop5h 03m
Delta
Sun 6/286:00 am
STL
- CHA
1 stop6h 05m
Delta
Deal found 3/9![Delta logo]()
$310
This Delta deal was found by Cheapflights users on 3/7. 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.
Thu 6/255:30 am
CHA
- STL
1 stop3h 37m
Delta
Sun 6/286:00 am
STL
- CHA
1 stop3h 54m
Delta
Deal found 3/7![Delta logo]()
$310
This United Airlines deal was found by Cheapflights users on 3/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:58 pm
CHA
- STL
1 stop6h 47m
United Airlines
Tue 8/410:20 am
STL
- CHA
1 stop6h 00m
United Airlines
Deal found 3/5![United Airlines logo]()
$368
This Delta deal was found by Cheapflights users on 3/7. 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.
Thu 3/265:50 am
CHA
- STL
1 stop4h 15m
Delta
Tue 3/3112:04 pm
STL
- CHA
1 stop4h 26m
Delta
Deal found 3/7![Delta logo]()
$341
This Delta deal was found by Cheapflights users on 3/5. 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.
Fri 3/209:44 am
CHA
- STL
1 stop6h 29m
Delta
Tue 3/246:00 am
STL
- CHA
1 stop6h 10m
Delta
Deal found 3/5![Delta logo]()
$364
Last-minute flights from Chattanooga to St. LouisDiscover last-minute flight deals from Chattanooga to St. Louis. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from Chattanooga to St. Louis. Data last updated March 10, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/7. 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.
Mon 3/167:59 pm
CHA
- STL
1 stop4h 59m
Delta
Mon 3/237:03 am
STL
- CHA
1 stop5h 07m
Delta
Deal found 3/7![Delta logo]()
$319
This Delta deal was found by Cheapflights users on 3/7. 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.
Tue 3/174:14 pm
CHA
- STL
1 stop5h 52m
Delta
Thu 3/267:03 am
STL
- CHA
1 stop6h 21m
Delta
Deal found 3/7![Delta logo]()
$299
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Tue 3/175:15 am
CHA
- STL
2 stops8h 29m
American Airlines
Tue 3/243:49 pm
STL
- CHA
1 stop6h 13m
American Airlines
Deal found 3/7![American Airlines logo]()
$304
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Tue 3/245:15 am
CHA
- STL
1 stop5h 25m
American Airlines
Sat 3/287:05 am
STL
- CHA
1 stop5h 18m
American Airlines
Deal found 3/9![American Airlines logo]()
$279
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Tue 3/242:01 pm
CHA
- STL
1 stop4h 59m
United Airlines
Tue 3/3110:00 am
STL
- CHA
1 stop6h 06m
United Airlines
Deal found 3/7![United Airlines logo]()
$334
This Delta deal was found by Cheapflights users on 3/7. 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.
Wed 3/254:14 pm
CHA
- STL
1 stop5h 52m
Delta
Tue 3/3112:04 pm
STL
- CHA
1 stop4h 26m
Delta
Deal found 3/7![Delta logo]()
$294
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Wed 3/258:00 am
CHA
- STL
1 stop6h 39m
American Airlines
Tue 3/3112:05 pm
STL
- CHA
2 stops7h 54m
American Airlines
Deal found 3/7![American Airlines logo]()
$339
This Delta deal was found by Cheapflights users on 3/7. 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.
Thu 3/265:50 am
CHA
- STL
1 stop4h 15m
Delta
Mon 3/307:03 am
STL
- CHA
1 stop6h 21m
Delta
Deal found 3/7![Delta logo]()
$341
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Fri 3/275:22 pm
CHA
- STL
1 stop5h 36m
United Airlines
Tue 3/319:10 am
STL
- CHA
1 stop6h 56m
United Airlines
Deal found 3/7![United Airlines logo]()
$274
This United Airlines deal was found by Cheapflights users on 3/7. 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 3/2810:53 am
CHA
- STL
1 stop6h 30m
United Airlines
Mon 3/309:10 am
STL
- CHA
1 stop6h 56m
United Airlines
Deal found 3/7![United Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 3/10. 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.
Thu 4/97:13 am
CHA
- STL
1 stop5h 34m
American Airlines
Sun 4/1212:27 pm
STL
- CHA
1 stop4h 47m
American Airlines
Deal found 3/10![American Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 3/7. 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.
Fri 4/107:59 pm
CHA
- STL
1 stop4h 59m
Delta
Sun 4/196:00 am
STL
- CHA
1 stop4h 07m
Delta
Deal found 3/7![Delta logo]()
$269
One-way flights from Chattanooga to St. LouisSearch for one-way flight options from Chattanooga to St. Louis. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
Search for one-way flight options from Chattanooga to St. Louis. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Mon 3/233:07 pm
CHA
- STL
1 stop9h 12m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$159
This Delta deal was found by Cheapflights users on 3/9. 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 6/175:45 pm
CHA
- STL
1 stop4h 05m
Delta
Deal found 3/9![Delta logo]()
$176
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 6/188:59 am
CHA
- STL
3 stops34h 37m
Multiple Airlines
Deal found 3/6![Multiple Airlines logo]()
$183
This Delta deal was found by Cheapflights users on 3/9. 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.
Mon 5/252:52 pm
CHA
- STL
1 stop4h 04m
Delta
Deal found 3/9![Delta logo]()
$186
This Kiwi.com deal was found by Cheapflights users on 3/7. 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.
Fri 6/510:04 pm
CHA
- STL
2 stops44h 41m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 3/10. 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.
Mon 3/236:28 pm
CHA
- STL
1 stop5h 30m
American Airlines
Deal found 3/10![American Airlines logo]()
$328
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/2510:05 pm
CHA
- STL
3 stops46h 08m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$351
Find flight deals from Chattanooga to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Chattanooga (CHA) to St. Louis (STL). 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 March 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $269 (Delta) |
One-way from | $159 (Kiwi.com) |
Popular in | May |
Cheapest in | January |
Average price | $308 |
Cheapflights Fare Finder
Customize your flight search to find flights from Chattanooga to St. Louis 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 March 10, 2026.
Use the filters below to find and compare flights from Chattanooga to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Thu 4/16
6:45 pm-10:17 pm
1 stop4h 32m
Lambert-St Louis
Mon 4/20
5:20 am-11:40 am
1 stop5h 20m
$269
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Sat 5/2
5:41 pm-11:19 pm
1 stop6h 38m
Lambert-St Louis
Tue 5/5
7:45 am-1:25 pm
1 stop4h 40m
$269
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Sun 4/12
7:59 pm-11:58 pm
1 stop4h 59m
Lambert-St Louis
Sat 4/18
1:03 pm-8:04 pm
1 stop6h 01m
$294
Quickest round-trip
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Tue 6/30
5:30 am-8:07 am
1 stop3h 37m
Lambert-St Louis
Mon 7/6
7:05 pm-11:51 pm
1 stop3h 46m
$308
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Fri 6/26
7:35 pm-11:38 pm
1 stop5h 03m
Lambert-St Louis
Sun 6/28
6:00 am-1:05 pm
1 stop6h 05m
$310
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Thu 6/25
5:30 am-8:07 am
1 stop3h 37m
Lambert-St Louis
Sun 6/28
6:00 am-10:54 am
1 stop3h 54m
$310
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Tue 3/24
2:01 pm-6:00 pm
1 stop4h 59m
Lambert-St Louis
Thu 4/2
9:10 am-5:06 pm
1 stop6h 56m
$334
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Thu 3/26
5:50 am-9:05 am
1 stop4h 15m
Lambert-St Louis
Tue 3/31
12:04 pm-5:30 pm
1 stop4h 26m
$341
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Fri 3/20
9:44 am-3:13 pm
1 stop6h 29m
Lambert-St Louis
Tue 3/24
6:00 am-1:10 pm
1 stop6h 10m
$364
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Fri 7/31
5:58 pm-11:45 pm
1 stop6h 47m
Lambert-St Louis
Tue 8/4
10:20 am-5:20 pm
1 stop6h 00m
$368
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Chattanooga to St. Louis
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 St. Louis in March.
| 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-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chattanooga-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chattanooga-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Chattanooga-St. Louis 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-St. Louis 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 St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Chattanooga with our price prediction graph.
CHA-STL
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 St. Louis
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What is the cheapest month to book a flight from Chattanooga to St. Louis?
Currently, July is the cheapest month in which you can book a flight from Chattanooga to St. Louis (average of $198). Flying from Chattanooga to St. Louis in November is currently the most expensive (average of $267). 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 Chattanooga to St. Louis?
What’s the top layover airport for flights from Chattanooga to St. Louis?
Share of 1-stop round-trip flights from Chattanooga to St. Louis chosen by Cheapflights users in the past 12 months, using the same layover each way.
Charlotte (CLT) – chosen by Cheapflights users on 67% of 1-stop itineraries from Chattanooga to St. Louis on Cheapflights.
What’s the cheapest layover airport for flights from Chattanooga to St. Louis?
Average round-trip fare for 1-stop flights from Chattanooga to St. Louis, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Charlotte (CLT) is the most affordable 1-stop option, with an average round-trip price of $273.
What’s the fastest layover option from Chattanooga to St. Louis?
Shortest average travel time for 1-stop one-way flights from Chattanooga to St. Louis, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Chicago (ORD) have the shortest average one-way travel time for 1-stop routes: 4h 20m.
Which airport typically offers the quickest layover for flights from Chattanooga to St. Louis?
Average layover duration for 1-stop one-way flights from Chattanooga to St. Louis, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Chicago (ORD) offer the fastest connection on this route, with an average layover time of 1h 19m.
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated March 10, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andAmerican Airlines from Chattanooga to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Overall
7.9
Comfort
7.9
Entertainment
7.8
Boarding
8.1
Crew
8.5
Food
7.2
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from Chattanooga to St. Louis. 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 St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsEdwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus
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Chattanooga and St. Louis flights
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Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 10, 2026.
Top 3 airlines flying from Chattanooga to St. Louis
Discover the top 3 airlines that operate flights from Chattanooga to St. Louis. 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 March 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$228 | Average$298 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$228 | Average$288 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$248 | Average$318 | FlexibilityNo cancel fee | On-time69% |