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Chattanooga

$176+ 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
STL — CHA
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap 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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$229
(Delta)

One-way from

$176
(United Airlines)

Popular in

January

Cheapest in

April

Average price

$372
Provider with most accurate pricing for Lambert-St Louis-Chattanooga Lovell Field flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Chattanooga Lovell Field flights.
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From Lambert-St Louis to Chattanooga Lovell Field
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One-way flight from Lambert-St Louis to Chattanooga Lovell Field
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Highest demand for flights based on searches. 17% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($21 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from St. Louis to Chattanooga

Cheapest flights from St. Louis to Chattanooga
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 October 29, 2025.

This American Airlines deal was found by Cheapflights users on 10/27. 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 11/123:38 pmSTL - CHA
1 stop6h 44mAmerican Airlines
Sun 11/165:00 amCHA - STL
1 stop4h 27mAmerican Airlines
Deal found 10/27$239
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/226:00 amSTL - CHA
1 stop5h 52mDelta
Sat 11/297:25 amCHA - STL
1 stop7h 26mDelta
Deal found 10/29$254
This American Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/135:17 amSTL - CHA
1 stop5h 17mAmerican Airlines
Mon 11/177:15 pmCHA - STL
1 stop4h 52mAmerican Airlines
Deal found 10/29$259
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/255:17 amSTL - CHA
1 stop5h 17mAmerican Airlines
Fri 11/288:08 pmCHA - STL
1 stop4h 57mAmerican Airlines
Deal found 10/28$264
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/127:45 pmSTL - CHA
2 stops17h 05mMultiple Airlines
Sun 11/162:40 pmCHA - STL
1 stop24h 17mMultiple Airlines
Deal found 10/27$322
This Delta deal was found by Cheapflights users on 10/27. 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 11/216:40 amSTL - CHA
1 stop6h 38mDelta
Sun 11/235:50 amCHA - STL
1 stop3h 38mDelta
Deal found 10/27$344
This American Airlines deal was found by Cheapflights users on 10/28. 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 11/75:56 pmSTL - CHA
1 stop4h 33mAmerican Airlines
Sat 11/87:35 amCHA - STL
1 stop6h 02mAmerican Airlines
Deal found 10/28$453
This United Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:30 amSTL - CHA
1 stop5h 53mUnited Airlines
Mon 11/171:58 pmCHA - STL
1 stop26h 49mUnited Airlines
Deal found 10/29$522
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 11/92:08 pmSTL - CHA
1 stop7h 13mAmerican Airlines
Thu 11/1312:04 pmCHA - STL
1 stop5h 23mAmerican Airlines
Deal found 10/27$539
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/253:14 pmSTL - CHA
1 stop4h 22mUnited Airlines
Fri 11/281:58 pmCHA - STL
2 stops10h 44mUnited Airlines
Deal found 10/28$576
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/229:00 amSTL - CHA
2 stops12h 59mUnited Airlines
Sat 11/291:58 pmCHA - STL
1 stop6h 41mUnited Airlines
Deal found 10/27$680

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 October 29, 2025.
Use the filters below to find and compare flights from St. Louis to Chattanooga that are best for you.

Fly from

St. Louis

Fly to

Chattanooga

Route

Depart

Return

Price

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Wed 11/12

3:38 pm-11:22 pm

1 stop6h 44m

Chattanooga Lovell Field

Sun 11/16

5:00 am-8:27 am

1 stop4h 27m

$239

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Sat 11/22

6:00 am-12:52 pm

1 stop5h 52m

Chattanooga Lovell Field

Sat 11/29

7:25 am-1:51 pm

1 stop7h 26m

$254

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Thu 11/13

5:17 am-11:34 am

1 stop5h 17m

Chattanooga Lovell Field

Mon 11/17

7:15 pm-11:07 pm

1 stop4h 52m

$259

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Tue 11/25

5:17 am-11:34 am

1 stop5h 17m

Chattanooga Lovell Field

Fri 11/28

8:08 pm-12:05 am

1 stop4h 57m

$264

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Wed 11/12

7:45 pm-1:50 pm

2 stops17h 05m

Chattanooga Lovell Field

Sun 11/16

2:40 pm-1:57 pm

1 stop24h 17m

$322

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Fri 11/21

6:40 am-2:18 pm

1 stop6h 38m

Chattanooga Lovell Field

Sun 11/23

5:50 am-8:28 am

1 stop3h 38m

$344

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Fri 11/7

5:56 pm-11:29 pm

1 stop4h 33m

Chattanooga Lovell Field

Sat 11/8

7:35 am-12:37 pm

1 stop6h 02m

$453

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Thu 11/13

6:30 am-1:23 pm

1 stop5h 53m

Chattanooga Lovell Field

Mon 11/17

1:58 pm-3:47 pm

1 stop26h 49m

$522

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Sun 11/9

2:08 pm-10:21 pm

1 stop7h 13m

Chattanooga Lovell Field

Thu 11/13

12:04 pm-4:27 pm

1 stop5h 23m

$539

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Tue 11/25

3:14 pm-8:36 pm

1 stop4h 22m

Chattanooga Lovell Field

Fri 11/28

1:58 pm-11:42 pm

2 stops10h 44m

$576

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 19 results
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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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Chattanooga flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Chattanooga flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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, June is the cheapest month in which you can book a flight from St. Louis to Chattanooga (average of $177). Flying from St. Louis to Chattanooga in December is currently the most expensive (average of $240). 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 STL to CHA?

Find hourly flight availability from St. Louis 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 October 29, 2025.

One of the essential ways to save on airfare from St. Louis to Chattanooga is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 44% on airfare.

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 October 29, 2025.
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.
Delta
7.9
Good
7,992 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,992 reviews
Delta
7.9
Good
7,992 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
American Airlines
7.2
Good
11,032 reviews
Delta
7.9
Good
7,992 reviews

Comfort

7.9

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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.

  • How long is the flight from St. Louis to Chattanooga?

    American Airlines and Delta can get you from St. Louis to Chattanooga in just under 5h 52m. Your travel time can differ by up to 52m. There are 384 mi between St. Louis and Chattanooga. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from St. Louis to Chattanooga round-trip?

    Currently priced at $222, Delta will fly you from St. Louis to Chattanooga and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on American Airlines for as low as $228. Delta is currently priced 32% below the average price you’ll pay for this route.

  • Can I find deals for flights from St. Louis to Chattanooga that include hotel bookings?

    Yes. In addition to deals on St. Louis to Chattanooga flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Chattanooga?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Chattanooga.

  • Can I find deals for business class flights from St. Louis to Chattanooga?

    Yes. Cheapflights offers flight deals from St. Louis to Chattanooga by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Chattanooga?

    Currently, June is the cheapest month in which you can book a flight from St. Louis to Chattanooga (average of $177). Flying from St. Louis to Chattanooga in December is currently the most expensive (average of $240). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$222Average$294FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$228Average$288FlexibilityNo cancel feeOn-time71%

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