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Cheap flights from St. Louis to Chattanooga from $186

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Chattanooga departing on 4/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from St. Louis to Chattanooga

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 am - 11:01 am
STL
-
CHA
4h 01m
1 stop
Delta Logo
5:50 am - 8:47 am
CHA
-
STL
3h 57m
1 stop
$309Delta
Fri, Apr 10 - Sun, Apr 12
American Airlines Logo
5:12 am - 1:41 pm
STL
-
CHA
7h 29m
1 stop
American Airlines Logo
6:47 pm - 12:05 am
CHA
-
STL
6h 18m
1 stop
$319American Airlines
Thu, Apr 2 - Mon, Apr 6
American Airlines Logo
6:14 am - 3:07 pm
STL
-
CHA
7h 53m
2 stops
American Airlines Logo
6:00 am - 11:37 am
CHA
-
STL
6h 37m
1 stop
$324American Airlines
Sat, Apr 4 - Wed, Apr 8
United Airlines Logo
7:45 am - 1:25 pm
STL
-
CHA
4h 40m
1 stop
United Airlines Logo
6:30 am - 12:47 pm
CHA
-
STL
7h 17m
1 stop
$342United Airlines
Thu, May 7 - Sun, May 10
United Airlines Logo
6:55 pm - 12:23 am
STL
-
CHA
4h 28m
1 stop
United Airlines Logo
5:46 pm - 9:13 pm
CHA
-
STL
4h 27m
1 stop
$371United Airlines
Mon, Apr 20 - Wed, Apr 22
United Airlines Logo
11:15 am - 4:59 pm
STL
-
CHA
4h 44m
1 stop
United Airlines Logo
5:25 pm - 10:30 pm
CHA
-
STL
6h 05m
1 stop
$379United Airlines
Sat, May 2 - Wed, May 6
Delta Logo
12:04 pm - 5:30 pm
STL
-
CHA
4h 26m
1 stop
Delta Logo
5:50 am - 9:05 am
CHA
-
STL
4h 15m
1 stop
$433Delta
Sun, Apr 5 - Thu, Apr 9
United Airlines Logo
10:00 am - 5:06 pm
STL
-
CHA
6h 06m
1 stop
United Airlines Logo
5:46 pm - 9:13 pm
CHA
-
STL
4h 27m
1 stop
$467United Airlines
Thu, Apr 2 - Mon, Apr 6
United Airlines Logo
1:10 pm - 8:54 pm
STL
-
CHA
6h 44m
1 stop
United Airlines Logo
10:50 am - 3:48 pm
CHA
-
STL
5h 58m
1 stop
$499United Airlines
Sun, Apr 5 - Thu, Apr 9
United Airlines Logo
4:44 pm - 11:03 pm
STL
-
CHA
5h 19m
1 stop
United Airlines Logo
5:25 pm - 2:28 pm
CHA
-
STL
22h 03m
2 stops
$591United Airlines
Mon, May 4 - Fri, May 8

Delta flights from St. Louis to Chattanooga

Our best Delta deals on St. Louis to Chattanooga flight tickets
Delta
Apr 10
STL6:00 amLambert-St Louis
4h 01m
1 stop
CHA11:01 amChattanooga Lovell Field
Apr 12
CHA5:50 amChattanooga Lovell Field
3h 57m
1 stop
STL8:47 amLambert-St Louis
$309
Delta
Apr 5
STL12:04 pmLambert-St Louis
4h 26m
1 stop
CHA5:30 pmChattanooga Lovell Field
Apr 9
CHA5:50 amChattanooga Lovell Field
4h 15m
1 stop
STL9:05 amLambert-St Louis
$433

American Airlines flights from St. Louis to Chattanooga

Our best American Airlines deals on St. Louis to Chattanooga flight tickets
American Airlines
Apr 2
STL5:12 amLambert-St Louis
7h 29m
1 stop
CHA1:41 pmChattanooga Lovell Field
Apr 6
CHA6:47 pmChattanooga Lovell Field
6h 18m
1 stop
STL12:05 amLambert-St Louis
$319
American Airlines
Apr 4
STL6:14 amLambert-St Louis
7h 53m
2 stops
CHA3:07 pmChattanooga Lovell Field
Apr 8
CHA6:00 amChattanooga Lovell Field
6h 37m
1 stop
STL11:37 amLambert-St Louis
$324

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 March 22, 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

Price

Cheapest round-trip
Quickest round-trip

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Fri 4/10

6:00 am-11:01 am

1 stop4h 01m

Chattanooga Lovell Field

Sun 4/12

5:50 am-8:47 am

1 stop3h 57m

$309

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Thu 4/2

5:12 am-1:41 pm

1 stop7h 29m

Chattanooga Lovell Field

Mon 4/6

6:47 pm-12:05 am

1 stop6h 18m

$319

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Sat 4/4

6:14 am-3:07 pm

2 stops7h 53m

Chattanooga Lovell Field

Wed 4/8

6:00 am-11:37 am

1 stop6h 37m

$324

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Thu 5/7

7:45 am-1:25 pm

1 stop4h 40m

Chattanooga Lovell Field

Sun 5/10

6:30 am-12:47 pm

1 stop7h 17m

$342

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Mon 4/20

6:55 pm-12:23 am

1 stop4h 28m

Chattanooga Lovell Field

Wed 4/22

5:46 pm-9:13 pm

1 stop4h 27m

$371

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Sat 5/2

11:15 am-4:59 pm

1 stop4h 44m

Chattanooga Lovell Field

Wed 5/6

5:25 pm-10:30 pm

1 stop6h 05m

$379

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Sun 4/5

12:04 pm-5:30 pm

1 stop4h 26m

Chattanooga Lovell Field

Thu 4/9

5:50 am-9:05 am

1 stop4h 15m

$433

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Thu 4/2

10:00 am-5:06 pm

1 stop6h 06m

Chattanooga Lovell Field

Mon 4/6

5:46 pm-9:13 pm

1 stop4h 27m

$467

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Sun 4/5

1:10 pm-8:54 pm

1 stop6h 44m

Chattanooga Lovell Field

Thu 4/9

10:50 am-3:48 pm

1 stop5h 58m

$499

St. LouisChattanooga

STL - CHA

STLCHA

Lambert-St Louis

Mon 5/4

4:44 pm-11:03 pm

1 stop5h 19m

Chattanooga Lovell Field

Fri 5/8

5:25 pm-2:28 pm

2 stops22h 03m

$591

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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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 typical price of a round-trip flight between St. Louis and Chattanooga?

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.

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

Fastest flight time

4h 01m

Direct flights

None
The fastest flight from St. Louis to Chattanooga takes 4h 01m
There are no direct flights from St. Louis to Chattanooga. There are no popular flight routes from St. Louis to Chattanooga.
Search flight deals

  • 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 4h 01m.

  • 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
7.9
8,314 reviews
Search Delta flights
American AirlinesPriceFrom $248Free CancellationRating
7.1
11,489 reviews
Search American 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
Lookout Mountain
Jasper

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?

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