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$248+ 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
STL — AEX
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap 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 January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$248
(Delta)
Provider with most accurate pricing for Lambert-St Louis-Alexandria flight deals.
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Provider most trusted by Cheapflights users for Lambert-St Louis-Alexandria flights.
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From Lambert-St Louis to Alexandria
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Find flight deals from St. Louis to Alexandria

Cheapest flights from St. Louis to Alexandria
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 January 8, 2026.

This Delta deal was found by Cheapflights users on 1/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/236:00 amSTL - AEX
1 stop5h 04mDelta
Tue 1/276:12 amAEX - STL
1 stop5h 42mDelta
Deal found 1/8$248
This American Airlines deal was found by Cheapflights users on 1/8. 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.
Fri 1/235:04 pmSTL - AEX
1 stop5h 55mAmerican Airlines
Tue 1/276:06 amAEX - STL
2 stops8h 44mAmerican Airlines
Deal found 1/8$254
This Delta deal was found by Cheapflights users on 1/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/266:00 amSTL - AEX
1 stop5h 04mDelta
Fri 1/3011:45 amAEX - STL
1 stop6h 05mDelta
Deal found 1/8$559
This American Airlines deal was found by Cheapflights users on 1/8. 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.
Mon 1/269:34 amSTL - AEX
1 stop4h 19mAmerican Airlines
Fri 1/302:23 pmAEX - STL
1 stop7h 07mAmerican Airlines
Deal found 1/8$590
This Delta deal was found by Cheapflights users on 1/6. 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 1/812:00 pmSTL - AEX
1 stop4h 09mDelta
Fri 1/95:00 pmAEX - STL
1 stop6h 39mDelta
Deal found 1/6$814
This American Airlines deal was found by Cheapflights users on 1/6. 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 1/811:05 amSTL - AEX
2 stops11h 54mAmerican Airlines
Fri 1/96:06 amAEX - STL
1 stop4h 59mAmerican Airlines
Deal found 1/6$820

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 2,558,603 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from St. Louis to Alexandria that are best for you.

Fly from

St. Louis

Fly to

Alexandria

Route

Depart

Return

Price

St. LouisAlexandria

STL - AEX

STLAEX

Lambert-St Louis

Wed 1/21

6:00 am-11:04 am

1 stop5h 04m

Alexandria

Sun 1/25

11:45 am-5:50 pm

1 stop6h 05m

$248

St. LouisAlexandria

STL - AEX

STLAEX

Lambert-St Louis

Thu 1/29

6:00 am-11:04 am

1 stop5h 04m

Alexandria

Sun 2/1

5:00 pm-11:37 pm

1 stop6h 37m

$278

St. LouisAlexandria

STL - AEX

STLAEX

Lambert-St Louis

Wed 1/21

6:00 am-1:53 pm

2 stops7h 53m

Alexandria

Sun 1/25

6:06 am-11:03 am

1 stop4h 57m

$284

St. LouisAlexandria

STL - AEX

STLAEX

Lambert-St Louis

Mon 1/26

3:45 pm-9:42 pm

1 stop5h 57m

Alexandria

Fri 1/30

11:45 am-5:50 pm

1 stop6h 05m

$559

St. LouisAlexandria

STL - AEX

STLAEX

Lambert-St Louis

Mon 1/26

6:00 am-11:04 am

1 stop5h 04m

Alexandria

Thu 1/29

5:00 pm-11:37 pm

1 stop6h 37m

$559

St. LouisAlexandria

STL - AEX

STLAEX

Lambert-St Louis

Mon 1/26

1:35 pm-10:59 pm

2 stops9h 24m

Alexandria

Fri 1/30

6:06 am-11:05 am

1 stop4h 59m

$596

St. LouisAlexandria

STL - AEX

STLAEX

Lambert-St Louis

Mon 1/26

6:00 am-1:53 pm

2 stops7h 53m

Alexandria

Thu 1/29

6:06 am-11:05 am

1 stop4h 59m

$596

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/6

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 January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on St. Louis-Alexandria, Louisiana flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on St. Louis-Alexandria, Louisiana flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Alexandria

What is the cheapest month to book a flight from St. Louis to Alexandria, Louisiana?

Currently, July is the cheapest month in which you can book a flight from St. Louis to Alexandria, Louisiana (average of $180). Flying from St. Louis to Alexandria, Louisiana in December is currently the most expensive (average of $407). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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.

  • How long is the flight from St. Louis to Alexandria, Louisiana?

    For as low as $248, Delta can have you in Alexandria, Louisiana from St. Louis in 5h 04m. The distance between St. Louis and Alexandria, Louisiana is about 527 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from St. Louis to Alexandria that include hotel bookings?

    Yes. In addition to deals on St. Louis to Alexandria flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from St. Louis to Alexandria?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Alexandria.

  • Can I find deals for business class flights from St. Louis to Alexandria?

    Yes. Cheapflights offers flight deals from St. Louis to Alexandria by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from St. Louis to Alexandria, Louisiana?

    Currently, July is the cheapest month in which you can book a flight from St. Louis to Alexandria, Louisiana (average of $180). Flying from St. Louis to Alexandria, Louisiana in December is currently the most expensive (average of $407). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Alexandria?

Book flights to Alexandria if you plan to visit one of these locations
Natchez
Marksville
Natchitoches

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