Cheap Flights from St. Louis (STL) to Alice Springs (ASP)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Alice Springs, NT (ASP)

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Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Alice Springs Airport (ASP) cost?
Grab a cheap one-way flight or cheap return flight from Lambert-St. Louis Intl. Airport (STL) to Alice Springs Airport (ASP) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Lambert-St. Louis Intl. Airport (STL) to Alice Springs Airport (ASP)?
The cheapest month to fly from STL to ASP is , when there's less demand. Off-peak months are typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Alice Springs Airport (ASP)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest STL to ASP flight.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Alice Springs Airport (ASP)?
Nonstop flights from Lambert-St. Louis Intl. Airport (STL) to Alice Springs Airport (ASP) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STL to ASP?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can vary depending on a number of factors, such as the time of year 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 Lambert-St. Louis Intl. Airport (STL) to Alice Springs Airport (ASP)?
Select a flight from Lambert-St. Louis Intl. Airport (STL) to Alice Springs Airport (ASP) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this have a 22% higher chance of being canceled, on average.**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 Lambert-St. Louis Intl. Airport (STL) to Alice Springs Airport (ASP) last-minute?
Booking your ticket from STL to ASP shortly before your journey is usually more expensive. However, if you're flexible with your itinerary, you could bag a cheap last-minute fare.
Is it cheaper to book a STL to ASP flight and hotel package?
You'll generally save money by securing a STL to ASP flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After selecting your ideal accommodations and flights, consider adding extras including car rentals, activities and tours.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Alice Springs Airport (ASP)?
If you reserved your STL to ASP flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare 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 if you'd like more information.

Travel information

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Alice Springs
Distance
9657 mi

Book with confidence

Book with confidence

St. Louis to Alice Springs Flights

The cheapest times to fly from St. Louis to Alice Springs

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

 

The best time to book a flight from St. Louis to Alice Springs

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

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 Alice Springs 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 Alice Springs 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 Alice Springs 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 Alice Springs Flights

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*Available to One Key members.