Cheap Flights from St. Louis (SUS) to Alexandria (AEX)

Popular airlines from St. Louis, MO (SUS-Spirit of St. Louis) to Alexandria, LA (AEX-Alexandria Intl.)

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Frequently asked questions

How much does a flight from Spirit of St. Louis Airport (SUS) to Alexandria Intl. Airport (AEX) cost?
Grab a cheap one-way flight or cheap return flight from Spirit of St. Louis Airport (SUS) to Alexandria Intl. Airport (AEX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Spirit of St. Louis Airport (SUS) to Alexandria Intl. Airport (AEX)?
Planning your getaway for may help you find better deals, as it's the cheapest month for flights between SUS and AEX. You'll typically find the lowest fares during the off-season.
What is the cheapest airline that flies from Spirit of St. Louis Airport (SUS) to Alexandria Intl. Airport (AEX)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest SUS to AEX flight.
How many flights per day from Spirit of St. Louis Airport (SUS) to Alexandria Intl. Airport (AEX)?
There are no daily direct flights departing from Spirit of St. Louis Airport (SUS) to Alexandria Intl. Airport (AEX). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds before you know it.
What day of the week has the most flights from SUS to AEX?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Spirit of St. Louis Airport (SUS) to Alexandria Intl. Airport (AEX)?
To avoid potential delays on the Spirit of St. Louis Airport (SUS) to Alexandria Intl. Airport (AEX) route, fly before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Spirit of St. Louis Airport (SUS) to Alexandria Intl. Airport (AEX) last-minute?
Last-minute fares from SUS to AEX are generally more expensive. To lock in the best prices, start searching for flights as soon as possible. That being said, if you can play around with your travel dates, it's possible to score a cheap fare right before you leave.
Is it cheaper to book a SUS to AEX flight and hotel package?
Compared with arranging flights and hotels separately, booking a SUS to AEX flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one convenient place will take the stress out of travel planning. Simply pick your flights and select from our wide range of hotels, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Spirit of St. Louis Airport (SUS) to Alexandria Intl. Airport (AEX)?
You can usually reschedule or cancel your SUS to AEX flight. However, if it's been more than 24 hours since booking, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Spirit of St. Louis
Destination airport
Alexandria Intl.
Distance
518 mi

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St. Louis to Alexandria Flights

The cheapest times to fly from St. Louis to Alexandria

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from St. Louis to Alexandria are during the month of . You can find some of the cheapest flights from St. Louis to Alexandria with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to Alexandria

Sunday is one of the best days to book for cheap flights from St. Louis to Alexandria: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from St. Louis to Alexandria

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from St. Louis to Alexandria in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap St. Louis to Alexandria flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your St. Louis to Alexandria airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

St. Louis to Alexandria Flights

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*Available to One Key members.