$308+ Cheap flights from St. Louis to Alexandria, LA (STL - AEX)
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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
STL — AEX
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Alexandria 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 Alexandria
Cheapest
Best
Last-minute
Cheapest flights from St. Louis to AlexandriaExplore the most affordable flight options available from St. Louis to Alexandria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from St. Louis to Alexandria. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/85:40 am -
1 stop4h 52m
Mon 10/195:17 pm -
1 stop6h 25m
Deal found 9/5![American Airlines logo]()
$308
This American Airlines deal was found by Cheapflights users on 9/8. 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 9/233:34 pm -
1 stop7h 05m
Sun 9/275:15 pm -
1 stop6h 28m
Deal found 9/8![American Airlines logo]()
$338
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:00 am -
2 stops12h 00m
Sun 9/279:45 am -
1 stop4h 25m
Deal found 9/8![United Airlines logo]()
$380
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:00 am -
2 stops12h 00m
Mon 9/284:05 pm -
1 stop6h 25m
Deal found 9/9![United Airlines logo]()
$381
This United Airlines deal was found by Cheapflights users on 9/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:30 am -
2 stops12h 30m
Mon 10/194:05 pm -
1 stop6h 25m
Deal found 9/7![United Airlines logo]()
$499
This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 10/86:00 am -
1 stop5h 16m
Mon 10/195:17 pm -
1 stop6h 37m
Deal found 9/9![Delta logo]()
$578
Best flights from St. Louis to AlexandriaDiscover carefully curated flight deals from St. Louis to Alexandria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from St. Louis to Alexandria that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/85:40 am -
1 stop4h 52m
Mon 10/195:17 pm -
1 stop6h 25m
Deal found 9/5![American Airlines logo]()
$308
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:00 am -
2 stops12h 00m
Sun 9/279:45 am -
1 stop4h 25m
Deal found 9/8![United Airlines logo]()
$380
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/310:07 am -
1 stop5h 17m
Sat 2/69:15 am -
1 stop7h 28m
Deal found 9/9![United Airlines logo]()
$388
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:30 am -
2 stops12h 30m
Mon 9/289:45 am -
2 stops11h 24m
Deal found 9/9![United Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 9/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:30 am -
2 stops12h 30m
Mon 10/194:05 pm -
1 stop6h 25m
Deal found 9/7![United Airlines logo]()
$499
Last-minute flights from St. Louis to AlexandriaDiscover last-minute flight deals from St. Louis to Alexandria. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Alexandria. Data last updated September 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/8. 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 9/233:34 pm -
1 stop7h 05m
Sun 9/275:15 pm -
1 stop6h 28m
Deal found 9/8![American Airlines logo]()
$338
This United Airlines deal was found by Cheapflights users on 9/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:00 am -
2 stops12h 00m
Sun 9/279:45 am -
1 stop4h 25m
Deal found 9/8![United Airlines logo]()
$380
This United Airlines deal was found by Cheapflights users on 9/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/248:00 am -
2 stops12h 00m
Mon 9/284:05 pm -
1 stop6h 25m
Deal found 9/9![United Airlines logo]()
$381
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/85:40 am -
1 stop4h 52m
Mon 10/195:17 pm -
1 stop6h 25m
Deal found 9/5![American Airlines logo]()
$308
This United Airlines deal was found by Cheapflights users on 9/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/87:30 am -
2 stops12h 30m
Mon 10/194:05 pm -
1 stop6h 25m
Deal found 9/7![United Airlines logo]()
$499
This Delta deal was found by Cheapflights users on 9/9. 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.
Thu 10/86:00 am -
1 stop5h 16m
Mon 10/195:17 pm -
1 stop6h 37m
Deal found 9/9![Delta logo]()
$578
Find flight deals from St. Louis to Alexandria
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Alexandria (AEX). 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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $308 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Alexandria 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 10, 2026.
Use the filters below to find and compare flights from St. Louis to Alexandria that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisAlexandria
STL Lambert-St Louis - AEX Alexandria
STLAEX
Lambert-St Louis
Thu 10/8
5:40 am-10:32 am
1 stop4h 52m
Alexandria
Mon 10/19
5:17 pm-11:42 pm
1 stop6h 25m
$308
St. LouisAlexandria
STL Lambert-St Louis - AEX Alexandria
STLAEX
Lambert-St Louis
Wed 9/23
8:00 am-8:00 pm
2 stops12h 00m
Alexandria
Sun 9/27
9:45 am-2:10 pm
1 stop4h 25m
$380
St. LouisAlexandria
STL Lambert-St Louis - AEX Alexandria
STLAEX
Lambert-St Louis
Wed 2/3
10:07 am-3:24 pm
1 stop5h 17m
Alexandria
Sat 2/6
9:15 am-4:43 pm
1 stop7h 28m
$388
St. LouisAlexandria
STL Lambert-St Louis - AEX Alexandria
STLAEX
Lambert-St Louis
Thu 9/24
7:30 am-8:00 pm
2 stops12h 30m
Alexandria
Mon 9/28
9:45 am-9:09 pm
2 stops11h 24m
$459
St. LouisAlexandria
STL Lambert-St Louis - AEX Alexandria
STLAEX
Lambert-St Louis
Thu 10/8
7:30 am-8:00 pm
2 stops12h 30m
Alexandria
Mon 10/19
4:05 pm-10:30 pm
1 stop6h 25m
$499
Sorted by cheapest first
Compare providers for flights from St. Louis to Alexandria
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 Alexandria 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 St. Louis-Alexandria, Louisiana flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Alexandria, Louisiana flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Alexandria, Louisiana flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Alexandria, Louisiana 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-Alexandria, Louisiana 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 Alexandria
Have a flexible travel schedule? Discover the best time to fly to Alexandria from St. Louis with our price prediction graph.
STL-AEX
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
Find useful and relevant information for your journey from St. Louis to Alexandria. 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 Alexandria?
Book flights to Alexandria if you plan to visit one of these locationsLeesville
Natchitoches
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