$209+ 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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
CHA — STL
Sep 4 — Sep 111
Round-trip
1 adult, Economy
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Find cheap flights from Chattanooga to St. Louis 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.Cheap flight deals from Chattanooga to St. Louis
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One-way
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 August 5, 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 August 5, 2026.
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 9/53:50 pm -
1 stop4h 52m
Sun 9/69:32 am -
1 stop6h 50m
Deal found 7/31![American Airlines logo]()
$281
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Thu 9/246:00 am -
1 stop7h 13m
Sat 9/265:36 pm -
1 stop5h 34m
Deal found 8/2![United Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 8/3. 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.
Wed 9/210:02 am -
1 stop5h 31m
Sat 9/56:00 am -
1 stop4h 56m
Deal found 8/3![Delta logo]()
$295
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/211:51 pm -
1 stop6h 25m
Sun 8/239:30 am -
1 stop6h 23m
Deal found 7/31![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 8/3. 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 9/57:05 am -
1 stop3h 15m
Sun 9/67:00 am -
1 stop3h 56m
Deal found 8/3![Delta logo]()
$307
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Fri 8/287:00 pm -
1 stop4h 59m
Sun 8/305:30 pm -
1 stop5h 40m
Deal found 8/2![United Airlines logo]()
$310
This United Airlines deal was found by Cheapflights users on 8/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:00 pm -
1 stop4h 59m
Wed 8/266:00 am -
1 stop6h 16m
Deal found 8/4![United Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 8/2. 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.
Thu 8/278:21 am -
1 stop4h 25m
Tue 9/13:39 pm -
1 stop4h 45m
Deal found 8/2![Delta logo]()
$320
This Delta deal was found by Cheapflights users on 8/3. 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.
Sun 8/3010:02 am -
1 stop5h 31m
Sun 9/65:23 pm -
1 stop14h 55m
Deal found 8/3![Delta logo]()
$335
This Delta deal was found by Cheapflights users on 8/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:23 pm -
1 stop6h 19m
Sun 9/277:00 am -
1 stop3h 23m
Deal found 8/4![Delta logo]()
$345
This United Airlines deal was found by Cheapflights users on 8/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:50 am -
1 stop6h 20m
Sat 11/77:30 am -
1 stop4h 46m
Deal found 8/4![United Airlines logo]()
$351
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 August 5, 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 August 5, 2026.
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/211:51 pm -
1 stop6h 25m
Sun 8/239:30 am -
1 stop6h 23m
Deal found 7/31![United Airlines logo]()
$299
This Delta deal was found by Cheapflights users on 8/3. 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 9/510:02 am -
1 stop5h 31m
Mon 9/73:39 pm -
1 stop4h 05m
Deal found 8/3![Delta logo]()
$320
This United Airlines deal was found by Cheapflights users on 8/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:00 pm -
1 stop4h 59m
Wed 8/266:00 am -
1 stop6h 16m
Deal found 8/4![United Airlines logo]()
$314
This Delta deal was found by Cheapflights users on 8/2. 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.
Thu 8/278:21 am -
1 stop4h 25m
Tue 9/13:39 pm -
1 stop4h 45m
Deal found 8/2![Delta logo]()
$320
This Delta deal was found by Cheapflights users on 8/3. 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.
Thu 9/35:35 am -
1 stop4h 45m
Sat 9/51:04 pm -
1 stop5h 05m
Deal found 8/3![Delta logo]()
$320
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Tue 11/36:50 am -
1 stop6h 20m
Sat 11/77:30 am -
1 stop4h 46m
Deal found 8/3![United Airlines logo]()
$351
This Delta deal was found by Cheapflights users on 8/3. 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.
Sun 8/3010:02 am -
1 stop5h 31m
Sun 9/65:23 pm -
1 stop14h 55m
Deal found 8/3![Delta logo]()
$335
This Delta deal was found by Cheapflights users on 7/31. 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 9/256:23 pm -
1 stop6h 19m
Sun 9/277:00 am -
1 stop3h 23m
Deal found 7/31![Delta logo]()
$345
Last-minute flights from Chattanooga to St. LouisDiscover last-minute flight deals from Chattanooga to St. Louis. Data last updated August 5, 2026 and is based on user searches.
Discover last-minute flight deals from Chattanooga to St. Louis. Data last updated August 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/211:51 pm -
1 stop6h 25m
Sun 8/239:30 am -
1 stop6h 23m
Deal found 7/31![United Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 8/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:00 pm -
1 stop4h 59m
Wed 8/266:00 am -
1 stop6h 16m
Deal found 8/4![United Airlines logo]()
$314
This American Airlines deal was found by Cheapflights users on 8/5. 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.
Sat 8/225:21 pm -
1 stop6h 19m
Wed 8/265:42 am -
1 stop4h 58m
Deal found 8/5![American Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 8/2. 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.
Thu 8/278:21 am -
1 stop4h 25m
Tue 9/13:39 pm -
1 stop4h 45m
Deal found 8/2![Delta logo]()
$320
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Fri 8/287:00 pm -
1 stop4h 59m
Sun 8/305:30 pm -
1 stop5h 40m
Deal found 8/2![United Airlines logo]()
$310
This Delta deal was found by Cheapflights users on 8/3. 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.
Sun 8/3010:02 am -
1 stop5h 31m
Sun 9/65:23 pm -
1 stop14h 55m
Deal found 8/3![Delta logo]()
$335
This Delta deal was found by Cheapflights users on 8/3. 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.
Wed 9/210:02 am -
1 stop5h 31m
Sat 9/56:00 am -
1 stop4h 56m
Deal found 8/3![Delta logo]()
$295
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 9/53:50 pm -
1 stop4h 52m
Sun 9/69:32 am -
1 stop6h 50m
Deal found 7/31![American Airlines logo]()
$281
This Delta deal was found by Cheapflights users on 8/3. 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 9/57:05 am -
1 stop3h 15m
Sun 9/67:00 am -
1 stop3h 56m
Deal found 8/3![Delta logo]()
$307
This United Airlines deal was found by Cheapflights users on 8/2. 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.
Thu 9/246:00 am -
1 stop7h 13m
Sat 9/265:36 pm -
1 stop5h 34m
Deal found 8/2![United Airlines logo]()
$290
This Delta deal was found by Cheapflights users on 8/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:23 pm -
1 stop6h 19m
Sun 9/277:00 am -
1 stop3h 23m
Deal found 8/4![Delta logo]()
$345
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 August 5, 2026.
Search for one-way flight options from Chattanooga to St. Louis. Find affordable one-way fares based on user searches. Data last updated August 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/4. 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.
Thu 9/311:24 am -
3 stops30h 58m
Deal found 8/4![Multiple Airlines logo]()
$209
This United Airlines deal was found by Cheapflights users on 8/3. 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.
Tue 9/110:44 am -
1 stop5h 54m
Deal found 8/3![United Airlines logo]()
$264
This American Airlines deal was found by Cheapflights users on 8/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/12:03 pm -
2 stops8h 26m
Deal found 8/3![American Airlines logo]()
$328
This deal was found by Cheapflights users on 8/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/101:53 pm -
1 stop4h 34m
Deal found 8/2![United Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 8/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/37:00 am -
2 stops16h 59m
Deal found 8/4![United Airlines logo]()
$493
This Kiwi.com deal was found by Cheapflights users on 8/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am -
3 stops37h 38m
Deal found 8/3![Multiple Airlines logo]()
$661
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 August 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $281 (American Airlines) |
One-way from | $209 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $380 |
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 August 5, 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
Fri 8/21
1:51 pm-7:16 pm
1 stop6h 25m
Lambert-St Louis
Sun 8/23
9:30 am-4:53 pm
1 stop6h 23m
$299
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Sat 8/22
7:00 pm-10:59 pm
1 stop4h 59m
Lambert-St Louis
Wed 8/26
6:00 am-1:16 pm
1 stop6h 16m
$314
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Sat 9/5
10:02 am-2:33 pm
1 stop5h 31m
Lambert-St Louis
Mon 9/7
3:39 pm-8:44 pm
1 stop4h 05m
$320
Quickest round-trip
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Thu 8/27
8:21 am-11:46 am
1 stop4h 25m
Lambert-St Louis
Tue 9/1
3:39 pm-9:24 pm
1 stop4h 45m
$320
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Thu 9/3
5:35 am-9:20 am
1 stop4h 45m
Lambert-St Louis
Sat 9/5
1:04 pm-7:09 pm
1 stop5h 05m
$320
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Sun 8/30
10:02 am-2:33 pm
1 stop5h 31m
Lambert-St Louis
Sun 9/6
5:23 pm-9:18 am
1 stop14h 55m
$335
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Fri 9/25
6:23 pm-11:42 pm
1 stop6h 19m
Lambert-St Louis
Sun 9/27
7:00 am-11:23 am
1 stop3h 23m
$345
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Tue 11/3
6:50 am-12:10 pm
1 stop6h 20m
Lambert-St Louis
Sat 11/7
7:30 am-1:16 pm
1 stop4h 46m
$351
Cheapest one-way
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Thu 9/3
11:24 am-5:22 pm
3 stops30h 58m
$209
ChattanoogaSt. Louis
CHA - STL
CHASTL
Chattanooga Lovell Field
Thu 9/3
10:44 am-2:57 pm
1 stop5h 13m
$264
Showing 1-10 of 14 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 August.
| 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
What is the cheapest month to book a flight from Chattanooga to St. Louis?
Currently, January is the cheapest month in which you can book a flight from Chattanooga to St. Louis (average of $249). Flying from Chattanooga to St. Louis in June is currently the most expensive (average of $390). 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?
Airfare is typical for this route at the moment.
Chattanooga to St. Louis flights typically cost between $278 and $493 in September.The cheapest round-trip price found within the last 5 days was $281 on American Airlines (Sep 5-Sep 6).
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 August 5, 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.
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLane,Nov 2025
MEM - ATL
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLane,Nov 2025
MEM - ATL
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLane,Nov 2025
MEM - ATL
Entertainment
7.8
Food
7.2
Comfort
7.8
Overall
7.8
Crew
8.5
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentLane,Nov 2025
MEM - 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
Fairview Heights
O'Fallon
Fenton
Swansea
Eureka
Maryland Heights
Collinsville
Wentzville
Glencoe
Chesterfield
Farmington
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Chattanooga and St. Louis flights
Browse other Chattanooga and St. Louis flight options. Last updated on August 5, 2026.
Other flights from Chattanooga
Browse through other flights departing from Chattanooga. Flights are based on user searches made on Cheapflights and were last updated on August 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to St. Louis
Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 5, 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 August 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$228 | Average$332 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$248 | Average$313 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$258 | Average$313 | FlexibilityNo cancel fee | On-time69% |