Cheap Flights from St. Louis (CPS) to Vandalia (VLA)

Popular airlines from St. Louis, MO (CPS-St. Louis Downtown) to Vandalia, IL (VLA-Vandalia Municipal)

Frequently asked questions

How much does a flight from St. Louis Downtown Airport (CPS) to Vandalia, IL (VLA-Vandalia Municipal) cost?
Snag a cheap one-way flight or cheap return flight from St. Louis Downtown Airport (CPS) to Vandalia, IL (VLA-Vandalia Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from St. Louis Downtown Airport (CPS) to Vandalia, IL (VLA-Vandalia Municipal)?
The cheapest month to fly from CPS to VLA is , when there's less demand. Off-peak season is generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from St. Louis Downtown Airport (CPS) to Vandalia, IL (VLA-Vandalia Municipal)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest CPS to VLA flight.
How many flights per day from St. Louis Downtown Airport (CPS) to Vandalia, IL (VLA-Vandalia Municipal)?
You'll have to hop on a flight with a layover if you're traveling from St. Louis Downtown Airport (CPS) to Vandalia, IL (VLA-Vandalia Municipal). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from CPS to VLA?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change based on various factors, such as the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from St. Louis Downtown Airport (CPS) to Vandalia, IL (VLA-Vandalia Municipal)?
To avoid potential delays on the St. Louis Downtown Airport (CPS) to Vandalia, IL (VLA-Vandalia Municipal) route, aim to travel 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 St. Louis Downtown Airport (CPS) to Vandalia, IL (VLA-Vandalia Municipal) last-minute?
Booking your plane ticket from CPS to VLA shortly before your journey is typically more expensive. But if you're flexible with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a CPS to VLA flight and hotel package?
You'll typically save money by securing a CPS to VLA flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After choosing your preferred flights and accommodations, consider adding extras including activities, car rentals and tours.
Can I cancel or change the date of my flight from St. Louis Downtown Airport (CPS) to Vandalia, IL (VLA-Vandalia Municipal)?
If you booked your CPS to VLA flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

Travel information

Origin airport
St. Louis Downtown
Destination airport
Vandalia Municipal
Distance
60 mi

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St. Louis to Vandalia Flights

The cheapest times to fly from St. Louis to Vandalia

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 Vandalia are during the month of . You can find some of the cheapest flights from St. Louis to Vandalia with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from St. Louis to Vandalia: 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 Vandalia

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 Vandalia 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 Vandalia 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 Vandalia 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 Vandalia Flights

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*Available to One Key members.