$323+ Cheap flights from Augusta to St. Louis (AGS - STL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/22. Fares are subject to change and may not be available on all flights or dates of travel.
AGS — STL
Oct 23 — Oct 302
Round-trip
2 travelers, Economy
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Find cheap flights from Augusta 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 Augusta to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Augusta to St. LouisExplore the most affordable flight options available from Augusta to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
Explore the most affordable flight options available from Augusta to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 23, 2026.
This American Airlines deal was found by Cheapflights users on 9/20. 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 11/227:00 am -
1 stop6h 14m
Mon 11/233:49 pm -
1 stop6h 09m
Deal found 9/20![American Airlines logo]()
$431
This American Airlines deal was found by Cheapflights users on 9/19. 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 9/265:15 pm -
1 stop6h 27m
Wed 9/306:53 am -
1 stop5h 28m
Deal found 9/19![American Airlines logo]()
$465
This Delta deal was found by Cheapflights users on 9/19. 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 10/211:55 am -
1 stop4h 59m
Sun 10/46:00 am -
1 stop4h 06m
Deal found 9/19![Delta logo]()
$529
This American Airlines deal was found by Cheapflights users on 9/20. 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 9/241:51 pm -
1 stop4h 52m
Sat 9/261:54 pm -
1 stop5h 46m
Deal found 9/20![American Airlines logo]()
$570
This American Airlines deal was found by Cheapflights users on 9/21. 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 9/255:10 am -
1 stop5h 19m
Sun 9/277:28 am -
1 stop3h 48m
Deal found 9/21![American Airlines logo]()
$575
Best flights from Augusta to St. LouisDiscover carefully curated flight deals from Augusta to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from Augusta to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This American Airlines deal was found by Cheapflights users on 9/20. 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 11/227:00 am -
1 stop6h 14m
Mon 11/233:49 pm -
1 stop6h 09m
Deal found 9/20![American Airlines logo]()
$431
This American Airlines deal was found by Cheapflights users on 9/21. 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 10/610:08 am -
2 stops7h 45m
Sat 10/107:29 am -
2 stops9h 09m
Deal found 9/21![American Airlines logo]()
$523
This American Airlines deal was found by Cheapflights users on 9/20. 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 11/266:30 am -
1 stop7h 01m
Sun 11/295:00 am -
1 stop6h 19m
Deal found 9/20![American Airlines logo]()
$652
This American Airlines deal was found by Cheapflights users on 9/22. 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 11/256:07 pm -
1 stop6h 51m
Sun 11/295:00 am -
1 stop6h 19m
Deal found 9/22![American Airlines logo]()
$674
Last-minute flights from Augusta to St. LouisDiscover last-minute flight deals from Augusta to St. Louis. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Augusta to St. Louis. Data last updated September 23, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/20. 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 9/241:51 pm -
1 stop4h 52m
Sat 9/261:54 pm -
1 stop5h 46m
Deal found 9/20![American Airlines logo]()
$570
This American Airlines deal was found by Cheapflights users on 9/21. 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 9/255:10 am -
1 stop5h 19m
Sun 9/277:28 am -
1 stop3h 48m
Deal found 9/21![American Airlines logo]()
$575
This American Airlines deal was found by Cheapflights users on 9/19. 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 9/265:15 pm -
1 stop6h 27m
Wed 9/306:53 am -
1 stop5h 28m
Deal found 9/19![American Airlines logo]()
$465
This Delta deal was found by Cheapflights users on 9/19. 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 10/211:55 am -
1 stop4h 59m
Sun 10/46:00 am -
1 stop4h 06m
Deal found 9/19![Delta logo]()
$529
One-way flights from Augusta to St. LouisSearch for one-way flight options from Augusta to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
Search for one-way flight options from Augusta to St. Louis. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This Delta deal was found by Cheapflights users on 9/20. 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 11/224:00 pm -
1 stop6h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Delta logo]()
$323
This American Airlines deal was found by Cheapflights users on 9/22. 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 10/225:00 am -
2 stops8h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![American Airlines logo]()
$358
Find flight deals from Augusta to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Augusta (AGS) 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 September 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $431 (American Airlines) |
One-way from | $323 (Delta) |
Popular in | August |
Cheapest in | September |
Average price | $385 |
Cheapflights Fare Finder
Customize your flight search to find flights from Augusta 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 7,457,451 searches. Data last updated September 23, 2026.
Use the filters below to find and compare flights from Augusta to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
AugustaSt. Louis
AGS Augusta Bush Field - STL Lambert-St Louis
AGSSTL
Augusta Bush Field
Sun 11/22
4:00 pm-9:42 pm
1 stop6h 42m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$323
Quickest round-trip
AugustaSt. Louis
AGS Augusta Bush Field - STL Lambert-St Louis
AGSSTL
Augusta Bush Field
Sun 11/22
5:00 am-8:13 am
1 stop4h 13m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$323
AugustaSt. Louis
AGS Augusta Bush Field - STL Lambert-St Louis
AGSSTL
Augusta Bush Field
Thu 10/22
5:00 am-8:37 am
1 stop4h 37m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$323
AugustaSt. Louis
AGS Augusta Bush Field - STL Lambert-St Louis
AGSSTL
Augusta Bush Field
Sun 11/22
7:00 am-12:14 pm
1 stop6h 14m
Lambert-St Louis
Mon 11/23
3:49 pm-10:58 pm
1 stop6h 09m
$431
AugustaSt. Louis
AGS Augusta Bush Field - STL Lambert-St Louis
AGSSTL
Augusta Bush Field
Tue 10/6
10:08 am-4:53 pm
2 stops7h 45m
Lambert-St Louis
Sat 10/10
7:29 am-5:38 pm
2 stops9h 09m
$523
AugustaSt. Louis
AGS Augusta Bush Field - STL Lambert-St Louis
AGSSTL
Augusta Bush Field
Thu 11/26
6:30 am-12:31 pm
1 stop7h 01m
Lambert-St Louis
Sun 11/29
5:00 am-12:19 pm
1 stop6h 19m
$652
AugustaSt. Louis
AGS Augusta Bush Field - STL Lambert-St Louis
AGSSTL
Augusta Bush Field
Wed 11/25
6:07 pm-11:58 pm
1 stop6h 51m
Lambert-St Louis
Sun 11/29
5:00 am-12:19 pm
1 stop6h 19m
$674
Sorted by cheapest first
Compare providers for flights from Augusta 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 Augusta to St. Louis in September.
| 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 Augusta-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Augusta-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Augusta-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Augusta-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 Augusta-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 Augusta to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Augusta with our price prediction graph.
AGS-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.
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 September 23, 2026.
Read reviews from past customers who have flown Delta and American Airlines from Augusta 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.
Comfort
7.8
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Comfort
7.8
Overall
7.8
Boarding
8.1
Crew
8.5
Entertainment
7.8
Food
7.2
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Related info for your journey
Find useful and relevant information for your journey from Augusta 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 locationsFairview Heights
O'Fallon
Fenton
Swansea
Eureka
Wentzville
Maryland Heights
Collinsville
Edwardsville
Glencoe
Chesterfield
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Augusta and St. Louis flights
Browse other Augusta and St. Louis flight options. Last updated on September 23, 2026.
Other flights from Augusta
Browse through other flights departing from Augusta. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
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Explore flights to St. Louis departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
Top 2 airlines flying from Augusta to St. Louis
Discover the top 2 airlines that operate flights from Augusta 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 7,457,451 searches. Data last updated September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$219 | Average$398 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$235 | Average$412 | FlexibilityNo cancel fee | On-time71% |