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Cheap flights from St. Louis to Chattanooga from $214

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Chattanooga departing on 8/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from St. Louis to Chattanooga

Cheap round-trip flights

Delta Logo
6:00 am - 12:31 pmSTL-CHA
5h 31m1 stop
Delta Logo
4:08 pm - 7:07 pmCHA-STL
3h 59m1 stop
$214Delta
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Sat, Aug 30 - Sat, Sep 6
American Airlines Logo
6:02 am - 4:21 pmSTL-CHA
9h 19m2 stops
American Airlines Logo
2:18 pm - 6:41 pmCHA-STL
5h 23m1 stop
$219American Airlines
Find Deal
Sat, Aug 30 - Sat, Sep 6
Delta Logo
6:01 am - 10:14 amSTL-CHA
3h 13m1 stop
Delta Logo
5:54 am - 8:14 amCHA-STL
3h 20m1 stop
$229Delta
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Thu, Sep 11 - Sun, Sep 14
Delta Logo
6:40 am - 2:02 pmSTL-CHA
6h 22m1 stop
Delta Logo
3:00 pm - 7:01 pmCHA-STL
5h 01m1 stop
$234Delta
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Wed, Aug 20 - Wed, Aug 27
American Airlines Logo
5:15 am - 1:29 pmSTL-CHA
7h 14m1 stop
American Airlines Logo
8:12 pm - 11:55 pmCHA-STL
4h 43m1 stop
$239American Airlines
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Tue, Aug 19 - Sat, Aug 23
American Airlines Logo
5:52 pm - 12:24 amSTL-CHA
5h 32m1 stop
American Airlines Logo
6:20 am - 1:12 pmCHA-STL
7h 52m2 stops
$244American Airlines
Find Deal
Tue, Aug 19 - Sat, Aug 23
Spirit Airlines Logo
10:37 am - 3:55 pmSTL-CHA
28h 18m3 stops
Spirit Airlines Logo
12:01 pm - 1:32 pmCHA-STL
26h 31m3 stops
$362Spirit Airlines
Find Deal
Sun, Aug 17 - Thu, Aug 21
Spirit Airlines Logo
2:30 pm - 3:55 pmSTL-CHA
24h 25m3 stops
Spirit Airlines Logo
12:01 pm - 1:32 pmCHA-STL
26h 31m3 stops
$377Spirit Airlines
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Fri, Aug 29 - Sun, Aug 31
United Airlines Logo
5:15 am - 11:11 pmSTL-CHA
16h 56m2 stops
United Airlines Logo
8:45 am - 2:25 pmCHA-STL
6h 40m1 stop
$437United Airlines
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Wed, Oct 22 - Wed, Oct 29
United Airlines Logo
5:30 pm - 10:59 pmSTL-CHA
4h 29m1 stop
United Airlines Logo
12:11 pm - 3:44 pmCHA-STL
4h 33m1 stop
$459United Airlines
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Mon, Aug 18 - Fri, Aug 22

American Airlines flights from St. Louis to Chattanooga

Our best American Airlines deals on St. Louis to Chattanooga flight tickets
American Airlines
Aug 30
STL6:02 amLambert-St Louis
9h 19m
2 stops
CHA4:21 pmChattanooga Lovell Field
Sep 6
CHA2:18 pmChattanooga Lovell Field
5h 23m
1 stop
STL6:41 pmLambert-St Louis
$219
Find similar
American Airlines
Aug 19
STL5:15 amLambert-St Louis
7h 14m
1 stop
CHA1:29 pmChattanooga Lovell Field
Aug 23
CHA8:12 pmChattanooga Lovell Field
4h 43m
1 stop
STL11:55 pmLambert-St Louis
$239
Find similar
American Airlines
Aug 19
STL5:52 pmLambert-St Louis
5h 32m
1 stop
CHA12:24 amChattanooga Lovell Field
Aug 23
CHA6:20 amChattanooga Lovell Field
7h 52m
2 stops
STL1:12 pmLambert-St Louis
$244
Find similar

Delta flights from St. Louis to Chattanooga

Our best Delta deals on St. Louis to Chattanooga flight tickets
Delta
Aug 30
STL6:00 amLambert-St Louis
5h 31m
1 stop
CHA12:31 pmChattanooga Lovell Field
Sep 6
CHA4:08 pmChattanooga Lovell Field
3h 59m
1 stop
STL7:07 pmLambert-St Louis
$214
Find similar
Delta
Sep 11
STL6:01 amLambert-St Louis
3h 13m
1 stop
CHA10:14 amChattanooga Lovell Field
Sep 14
CHA5:54 amChattanooga Lovell Field
3h 20m
1 stop
STL8:14 amLambert-St Louis
$229
Find similar
Delta
Aug 20
STL6:40 amLambert-St Louis
6h 22m
1 stop
CHA2:02 pmChattanooga Lovell Field
Aug 27
CHA3:00 pmChattanooga Lovell Field
5h 01m
1 stop
STL7:01 pmLambert-St Louis
$234
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 4, 2025.
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

Price

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Sat 8/30

6:00 am-12:31 pm

1 stop5h 31m

Chattanooga Lovell Field

Sat 9/6

4:08 pm-7:07 pm

1 stop3h 59m

$214

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Sat 8/30

6:02 am-4:21 pm

2 stops9h 19m

Chattanooga Lovell Field

Sat 9/6

2:18 pm-6:41 pm

1 stop5h 23m

$219

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Thu 9/11

6:01 am-10:14 am

1 stop3h 13m

Chattanooga Lovell Field

Sun 9/14

5:54 am-8:14 am

1 stop3h 20m

$229

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Wed 8/20

6:40 am-2:02 pm

1 stop6h 22m

Chattanooga Lovell Field

Wed 8/27

3:00 pm-7:01 pm

1 stop5h 01m

$234

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Tue 8/19

5:15 am-1:29 pm

1 stop7h 14m

Chattanooga Lovell Field

Sat 8/23

8:12 pm-11:55 pm

1 stop4h 43m

$239

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Tue 8/19

5:52 pm-12:24 am

1 stop5h 32m

Chattanooga Lovell Field

Sat 8/23

6:20 am-1:12 pm

2 stops7h 52m

$244

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Sun 8/17

10:37 am-3:55 pm

3 stops28h 18m

Chattanooga Lovell Field

Thu 8/21

12:01 pm-1:32 pm

3 stops26h 31m

$362

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Fri 8/29

2:30 pm-3:55 pm

3 stops24h 25m

Chattanooga Lovell Field

Sun 8/31

12:01 pm-1:32 pm

3 stops26h 31m

$377

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Wed 10/22

5:15 am-11:11 pm

2 stops16h 56m

Chattanooga Lovell Field

Wed 10/29

8:45 am-2:25 pm

1 stop6h 40m

$437

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Mon 8/18

5:30 pm-10:59 pm

1 stop4h 29m

Chattanooga Lovell Field

Fri 8/22

12:11 pm-3:44 pm

1 stop4h 33m

$459

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Chattanooga from

How to get the cheapest flight ticket from St. Louis to Chattanooga

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Chattanooga?

The month of May is another great option to travel to Chattanooga, with average flight prices from St. Louis averaging around $228.

What is the cheapest day to depart on your flight to Chattanooga?

The cheapest day to depart from St. Louis to Chattanooga is on a Tuesday. Travelers who choose to depart for Chattanooga on a Tuesday will often find tickets for as low as $258. The most expensive day to fly to Chattanooga is Sunday, with ticket prices averaging around $432.

What is the cheapest time of day to depart on your flight to Chattanooga?

Our data shows that the cheapest St. Louis to Chattanooga flights are usually those with departure times in the morning. Our users have found flights to Chattanooga in the morning for as low as $312. Try not to purchase tickets in the afternoon because they tend to be around $397. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from St. Louis to Chattanooga

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Chattanooga according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Chattanooga (STL to CHA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Chattanooga

Best Price Found

$214

Fastest flight time

3h 13m

Direct flights

None

Airports in Chattanooga

1 airport
The best flight deal from St. Louis to Chattanooga found on momondo in the last 72 hours is $214
The fastest flight from St. Louis to Chattanooga takes 3h 13m
There are no direct flights from St. Louis to Chattanooga. Popular non-direct route for this connection is Lambert-St Louis Airport - Chattanooga Lovell Field Airport.
There is 1 airport near Chattanooga: Chattanooga Lovell Field (CHA)
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  • How far is Lambert-St Louis to Chattanooga Lovell Field by plane?

    There are 366.1 mi between Lambert-St Louis and Chattanooga Lovell Field. In terms of flight time, this usually takes a little over 3h 13m.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Chattanooga Lovell Field Airport?

    Prices for flights from Lambert-St Louis Airport to Chattanooga Lovell Field Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Chattanooga Lovell Field Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Chattanooga Lovell Field Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Chattanooga Lovell Field Airport.

  • What documentation or ID do you need to fly to Chattanooga Lovell Field Airport?

    The travel and health documents required for your trip to Chattanooga Lovell Field Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Chattanooga Lovell Field Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from St. Louis to Chattanooga?

Best airlines flying from St. Louis to Chattanooga

Compare and see reviews for airlines that fly from St. Louis to Chattanooga with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $222Free CancellationRating
8.0
7,987 reviews
Search Delta flights
American AirlinesPriceFrom $228Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $297Free CancellationRating
7.4
8,912 reviews
Search United Airlines flights

Traveling to a place near Chattanooga?

Book flights to Chattanooga if you plan to visit one of these locations
Ringgold
East Ridge
Lookout Mountain
Trenton
Decatur
Jasper
Lookout Mountain

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Chattanooga?

It is quick and easy to find St. Louis to Chattanooga flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Chattanooga that suits you.

Can I find flights from St. Louis to Chattanooga with flexible booking policies on momondo?

Flights from St. Louis to Chattanooga with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to Chattanooga?

momondo provides multiple filters to help you find the best flight to Chattanooga from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to Chattanooga right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. Louis to Chattanooga flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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