$510+ Cheap flights from St. Louis to Waco (STL - ACT)
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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — ACT
Sep 13 — Sep 201
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Waco 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 St. Louis to Waco
Cheapest
Best
Last-minute
Cheapest flights from St. Louis to WacoExplore the most affordable flight options available from St. Louis to Waco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
Explore the most affordable flight options available from St. Louis to Waco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
This American Airlines deal was found by Cheapflights users on 8/10. 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 8/255:42 am -
1 stop4h 58m
Sat 8/296:00 pm -
1 stop5h 42m
Deal found 8/10![American Airlines logo]()
$510
This American Airlines deal was found by Cheapflights users on 8/10. 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 10/23:34 pm -
1 stop6h 32m
Sun 10/46:05 pm -
1 stop5h 38m
Deal found 8/10![American Airlines logo]()
$532
This American Airlines deal was found by Cheapflights users on 8/12. 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 8/283:32 pm -
1 stop5h 16m
Tue 9/15:10 am -
1 stop4h 14m
Deal found 8/12![American Airlines logo]()
$609
This American Airlines deal was found by Cheapflights users on 8/13. 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 9/135:43 am -
1 stop4h 53m
Fri 9/186:05 pm -
1 stop20h 39m
Deal found 8/13![American Airlines logo]()
$902
Best flights from St. Louis to WacoDiscover carefully curated flight deals from St. Louis to Waco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
Discover carefully curated flight deals from St. Louis to Waco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
This American Airlines deal was found by Cheapflights users on 8/10. 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 8/255:42 am -
1 stop4h 58m
Sat 8/296:00 pm -
1 stop5h 42m
Deal found 8/10![American Airlines logo]()
$510
This American Airlines deal was found by Cheapflights users on 8/10. 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 10/23:34 pm -
1 stop6h 32m
Sun 10/46:05 pm -
1 stop5h 38m
Deal found 8/10![American Airlines logo]()
$532
This American Airlines deal was found by Cheapflights users on 8/12. 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 8/283:32 pm -
1 stop5h 16m
Tue 9/15:10 am -
1 stop4h 14m
Deal found 8/12![American Airlines logo]()
$609
This American Airlines deal was found by Cheapflights users on 8/13. 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 9/135:43 am -
1 stop4h 53m
Fri 9/186:05 pm -
1 stop20h 39m
Deal found 8/13![American Airlines logo]()
$902
Last-minute flights from St. Louis to WacoDiscover last-minute flight deals from St. Louis to Waco. Data last updated August 14, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Waco. Data last updated August 14, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/10. 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 8/255:42 am -
1 stop4h 58m
Sat 8/296:00 pm -
1 stop5h 42m
Deal found 8/10![American Airlines logo]()
$510
This American Airlines deal was found by Cheapflights users on 8/12. 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 8/283:32 pm -
1 stop5h 16m
Tue 9/15:10 am -
1 stop4h 14m
Deal found 8/12![American Airlines logo]()
$609
This American Airlines deal was found by Cheapflights users on 8/13. 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 9/135:43 am -
1 stop4h 53m
Fri 9/186:05 pm -
1 stop20h 39m
Deal found 8/13![American Airlines logo]()
$902
Find flight deals from St. Louis to Waco
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Waco (ACT). 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 August 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $510 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Waco 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 August 14, 2026.
Use the filters below to find and compare flights from St. Louis to Waco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisWaco
STL Lambert-St Louis - ACT Waco
STLACT
Lambert-St Louis
Tue 8/25
5:42 am-10:40 am
1 stop4h 58m
Waco
Sat 8/29
6:00 pm-11:42 pm
1 stop5h 42m
$510
St. LouisWaco
STL Lambert-St Louis - ACT Waco
STLACT
Lambert-St Louis
Fri 10/2
3:34 pm-10:06 pm
1 stop6h 32m
Waco
Sun 10/4
6:05 pm-11:43 pm
1 stop5h 38m
$532
Quickest round-trip
St. LouisWaco
STL Lambert-St Louis - ACT Waco
STLACT
Lambert-St Louis
Fri 8/28
3:32 pm-8:48 pm
1 stop5h 16m
Waco
Tue 9/1
5:10 am-9:24 am
1 stop4h 14m
$609
St. LouisWaco
STL Lambert-St Louis - ACT Waco
STLACT
Lambert-St Louis
Sun 9/13
5:43 am-10:36 am
1 stop4h 53m
Waco
Fri 9/18
6:05 pm-2:44 pm
1 stop20h 39m
$902
Sorted by cheapest first
Compare providers for flights from St. Louis to Waco
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 Waco in August.
| 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 St. Louis-Waco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Waco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Waco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Waco 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 St. Louis-Waco 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 Waco
Have a flexible travel schedule? Discover the best time to fly to Waco from St. Louis with our price prediction graph.
STL-ACT
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.
Related info for your journey
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