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Cheap flights from Chattanooga to St. Louis from $264

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Chattanooga to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:59 pm - 11:59 pmCHA  Chattanooga Lovell Field-STL Lambert-St Louis
5h 00m1 stop Charlotte Douglas
American Airlines Logo
8:37 am - 1:43 pmSTL  Lambert-St Louis-CHA Chattanooga Lovell Field
4h 06m1 stop Charlotte Douglas
$281American Airlines
Sat, Oct 10 - Tue, Oct 13
Delta Logo
5:35 am - 10:51 amCHA  Chattanooga Lovell Field-STL Lambert-St Louis
6h 16m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:20 pm - 11:39 pmSTL  Lambert-St Louis-CHA Chattanooga Lovell Field
3h 19m1 stop Atlanta Hartsfield-Jackson
$290Delta
Sat, Oct 10 - Mon, Oct 12
United Airlines Logo
6:00 am - 12:13 pmCHA  Chattanooga Lovell Field-STL Lambert-St Louis
7h 13m1 stop Chicago O'Hare Intl
United Airlines Logo
7:01 pm - 12:10 amSTL  Lambert-St Louis-CHA Chattanooga Lovell Field
4h 09m1 stop Chicago O'Hare Intl
$290United Airlines
Wed, Oct 7 - Sat, Oct 10
Delta Logo
7:00 pm - 11:54 pmCHA  Chattanooga Lovell Field-STL Lambert-St Louis
5h 54m1 stop Atlanta Hartsfield-Jackson
Delta Logo
2:25 pm - 8:35 pmSTL  Lambert-St Louis-CHA Chattanooga Lovell Field
5h 10m1 stop Atlanta Hartsfield-Jackson
$290Delta
Wed, Oct 7 - Sat, Oct 10
United Airlines Logo
6:45 am - 12:13 pmCHA  Chattanooga Lovell Field-STL Lambert-St Louis
6h 28m1 stop Chicago O'Hare Intl
United Airlines Logo
8:05 am - 1:23 pmSTL  Lambert-St Louis-CHA Chattanooga Lovell Field
4h 18m1 stop Chicago O'Hare Intl
$299United Airlines
Fri, Jan 15 - Sun, Jan 17
American Airlines Logo
7:04 pm - 11:43 pmCHA  Chattanooga Lovell Field-STL Lambert-St Louis
5h 39m1 stop Dallas/Fort Worth
American Airlines Logo
5:43 am - 11:50 amSTL  Lambert-St Louis-CHA Chattanooga Lovell Field
5h 07m1 stop Dallas/Fort Worth
$299American Airlines
Fri, Oct 2 - Sun, Oct 4
American Airlines Logo
6:08 pm - 11:58 pmCHA  Chattanooga Lovell Field-STL Lambert-St Louis
6h 50m1 stop Charlotte Douglas
American Airlines Logo
3:51 pm - 10:56 pmSTL  Lambert-St Louis-CHA Chattanooga Lovell Field
6h 05m1 stop Washington, D.C. Reagan-National
$299American Airlines
Fri, Dec 4 - Mon, Dec 7
American Airlines Logo
5:00 am - 8:21 amCHA  Chattanooga Lovell Field-STL Lambert-St Louis
4h 21m1 stop Charlotte Douglas
American Airlines Logo
5:00 am - 11:37 amSTL  Lambert-St Louis-CHA Chattanooga Lovell Field
5h 37m1 stop Dallas/Fort Worth
$299American Airlines
Fri, Dec 4 - Sun, Dec 6
Delta Logo
5:11 pm - 8:09 pmCHA  Chattanooga Lovell Field-STL Lambert-St Louis
3h 58m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:00 am - 11:25 amSTL  Lambert-St Louis-CHA Chattanooga Lovell Field
4h 25m1 stop Atlanta Hartsfield-Jackson
$301Delta
Sat, Dec 5 - Tue, Dec 8
United Airlines Logo
5:38 pm - 9:47 pmCHA  Chattanooga Lovell Field-STL Lambert-St Louis
5h 09m1 stop Chicago O'Hare Intl
United Airlines Logo
8:05 am - 1:23 pmSTL  Lambert-St Louis-CHA Chattanooga Lovell Field
4h 18m1 stop Chicago O'Hare Intl
$351United Airlines
Sat, Jan 30 - Wed, Feb 3

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United Airlines flights from Chattanooga to St. Louis

Our best United Airlines deals on Chattanooga to St. Louis flight tickets
United Airlines
Oct 7
CHA6:00 amChattanooga Lovell Field
7h 13m
1 stop
STL12:13 pmLambert-St Louis
Oct 10
STL7:01 pmLambert-St Louis
4h 09m
1 stop
CHA12:10 amChattanooga Lovell Field
$290
United Airlines
Jan 30
CHA5:38 pmChattanooga Lovell Field
5h 09m
1 stop
STL9:47 pmLambert-St Louis
Feb 3
STL8:05 amLambert-St Louis
4h 18m
1 stop
CHA1:23 pmChattanooga Lovell Field
$351
United Airlines
Jan 30
CHA5:38 pmChattanooga Lovell Field
5h 09m
1 stop
STL9:47 pmLambert-St Louis
Feb 3
STL8:05 amLambert-St Louis
4h 18m
1 stop
CHA1:23 pmChattanooga Lovell Field
$371

American Airlines flights from Chattanooga to St. Louis

Our best American Airlines deals on Chattanooga to St. Louis flight tickets
American Airlines
Oct 10
CHA7:59 pmChattanooga Lovell Field
5h 00m
1 stop
STL11:59 pmLambert-St Louis
Oct 13
STL8:37 amLambert-St Louis
4h 06m
1 stop
CHA1:43 pmChattanooga Lovell Field
$281
American Airlines
Dec 4
CHA5:00 amChattanooga Lovell Field
4h 21m
1 stop
STL8:21 amLambert-St Louis
Dec 6
STL5:00 amLambert-St Louis
5h 37m
1 stop
CHA11:37 amChattanooga Lovell Field
$299
American Airlines
Sep 22
CHA12:22 pmChattanooga Lovell Field
6h 42m
1 stop
STL6:04 pmLambert-St Louis
Sep 27
STL7:00 amLambert-St Louis
7h 26m
1 stop
CHA3:26 pmChattanooga Lovell Field
$314

momondo Fare Finder

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

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Price

Cheapest round-trip

ChattanoogaSt. Louis

CHA Chattanooga Lovell Field - STL Lambert-St Louis

CHASTL

Chattanooga Lovell Field

Sat 10/10

7:59 pm-11:59 pm

1 stop5h 00m

Lambert-St Louis

Tue 10/13

8:37 am-1:43 pm

1 stop4h 06m

$281

ChattanoogaSt. Louis

CHA Chattanooga Lovell Field - STL Lambert-St Louis

CHASTL

Chattanooga Lovell Field

Sat 10/10

5:35 am-10:51 am

1 stop6h 16m

Lambert-St Louis

Mon 10/12

7:20 pm-11:39 pm

1 stop3h 19m

$290

ChattanoogaSt. Louis

CHA Chattanooga Lovell Field - STL Lambert-St Louis

CHASTL

Chattanooga Lovell Field

Wed 10/7

6:00 am-12:13 pm

1 stop7h 13m

Lambert-St Louis

Sat 10/10

7:01 pm-12:10 am

1 stop4h 09m

$290

ChattanoogaSt. Louis

CHA Chattanooga Lovell Field - STL Lambert-St Louis

CHASTL

Chattanooga Lovell Field

Wed 10/7

7:00 pm-11:54 pm

1 stop5h 54m

Lambert-St Louis

Sat 10/10

2:25 pm-8:35 pm

1 stop5h 10m

$290

ChattanoogaSt. Louis

CHA Chattanooga Lovell Field - STL Lambert-St Louis

CHASTL

Chattanooga Lovell Field

Fri 1/15

6:45 am-12:13 pm

1 stop6h 28m

Lambert-St Louis

Sun 1/17

8:05 am-1:23 pm

1 stop4h 18m

$299

ChattanoogaSt. Louis

CHA Chattanooga Lovell Field - STL Lambert-St Louis

CHASTL

Chattanooga Lovell Field

Fri 10/2

7:04 pm-11:43 pm

1 stop5h 39m

Lambert-St Louis

Sun 10/4

5:43 am-11:50 am

1 stop5h 07m

$299

ChattanoogaSt. Louis

CHA Chattanooga Lovell Field - STL Lambert-St Louis

CHASTL

Chattanooga Lovell Field

Fri 12/4

6:08 pm-11:58 pm

1 stop6h 50m

Lambert-St Louis

Mon 12/7

3:51 pm-10:56 pm

1 stop6h 05m

$299

ChattanoogaSt. Louis

CHA Chattanooga Lovell Field - STL Lambert-St Louis

CHASTL

Chattanooga Lovell Field

Fri 12/4

5:00 am-8:21 am

1 stop4h 21m

Lambert-St Louis

Sun 12/6

5:00 am-11:37 am

1 stop5h 37m

$299
Quickest round-trip

ChattanoogaSt. Louis

CHA Chattanooga Lovell Field - STL Lambert-St Louis

CHASTL

Chattanooga Lovell Field

Sat 12/5

5:11 pm-8:09 pm

1 stop3h 58m

Lambert-St Louis

Tue 12/8

6:00 am-11:25 am

1 stop4h 25m

$301

ChattanoogaSt. Louis

CHA Chattanooga Lovell Field - STL Lambert-St Louis

CHASTL

Chattanooga Lovell Field

Sat 1/30

5:38 pm-9:47 pm

1 stop5h 09m

Lambert-St Louis

Wed 2/3

8:05 am-1:23 pm

1 stop4h 18m

$351

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 St. Louis from

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

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 Chattanooga and St. Louis?

Prices are currently typical for flights on this route.

Typical prices usually range from $278 to $299.
The lowest price recently found on this route was $281.

What is the cheapest month to fly to St. Louis?

In general, December is the cheapest month to fly from Chattanooga to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $258. The month of January is another great option to travel to St. Louis, with average flight prices from Chattanooga averaging around $278.

How have Chattanooga to St. Louis flight prices changed over time?

As of September 2026, prices for Chattanooga to St. Louis flights are approximately 54% more expensive when compared to flights at the same time last year.

When to book flights from Chattanooga to St. Louis

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

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

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

Best Price Found

$264

Fastest flight time

4h 40m

Direct flights

None
The best one-way flight to St. Louis from Chattanooga in the past 72 hours is $264. The best round-trip flight deal from Chattanooga to St. Louis found on momondo in the last 72 hours is $281.
The fastest flight from Chattanooga to St. Louis takes 4h 40m
There are no direct flights from Chattanooga to St. Louis. There are no popular flight routes from Chattanooga to St. Louis.
Search flight deals

Frequently asked questions about flying from Chattanooga to St. Louis

  • How far is Chattanooga Lovell Field to Lambert-St Louis by plane?

    Lambert-St Louis is 366.1 mi away from Chattanooga Lovell Field. 4h 40m is a normal flight duration for this route.

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

    Prices for flights from Chattanooga Lovell Field Airport to Lambert-St Louis Airport were last updated today.

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

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

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis 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 Lambert-St Louis 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 Chattanooga to St. Louis?

Best airlines flying from Chattanooga to St. Louis

Compare and see reviews for airlines that fly from Chattanooga to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $228Free CancellationRating
7.8
8,554 reviews
Search Delta flights
American AirlinesPriceFrom $248Free CancellationRating
7.1
12,045 reviews
Search American Airlines flights
United AirlinesPriceFrom $258Free CancellationRating
7.4
10,194 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Maryland Heights
St. Peters
Alton
Collinsville
Florissant
Hermann
O'Fallon
Clayton
Farmington
Fenton
Festus
Wentzville
Edwardsville
Eureka
Litchfield
Grafton
Waterloo

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Chattanooga.

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

All flight searches from Chattanooga to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Chattanooga to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to St. Louis from Chattanooga. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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