Cheap Flights from Auburn (AUO) to St. Louis (STL)

Popular airlines from Auburn, AL (AUO-Auburn-Opelika Robert G. Pitts) to St. Louis Lambert Intl. Airport (STL)

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Frequently asked questions

How much does a flight from Auburn, AL (AUO-Auburn-Opelika Robert G. Pitts) to Lambert-St. Louis Intl. Airport (STL) cost?
Grab a cheap one-way flight or cheap return flight from Auburn, AL (AUO-Auburn-Opelika Robert G. Pitts) to Lambert-St. Louis Intl. Airport (STL) 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 Auburn, AL (AUO-Auburn-Opelika Robert G. Pitts) to Lambert-St. Louis Intl. Airport (STL)?
Planning your trip for is a good way to save, as it's the cheapest month for flights between AUO and STL. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Auburn, AL (AUO-Auburn-Opelika Robert G. Pitts) to Lambert-St. Louis Intl. Airport (STL)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest AUO to STL flight.
How many flights per day from Auburn, AL (AUO-Auburn-Opelika Robert G. Pitts) to Lambert-St. Louis Intl. Airport (STL)?
There aren't any daily nonstop flights available from Auburn, AL (AUO-Auburn-Opelika Robert G. Pitts) to Lambert-St. Louis Intl. Airport (STL). But you can opt for flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from AUO to STL?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary 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 Auburn, AL (AUO-Auburn-Opelika Robert G. Pitts) to Lambert-St. Louis Intl. Airport (STL)?
To touch down at Lambert-St. Louis Intl. Airport (STL) on time, opt for a flight that leaves Auburn, AL (AUO-Auburn-Opelika Robert G. Pitts) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Auburn, AL (AUO-Auburn-Opelika Robert G. Pitts) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Last-minute bookings from AUO to STL are usually more expensive. To lock in the best prices, start looking for flights ahead of time. That said, if you're flexible with your travel plans, you may land a cheap fare right before your journey.
Is it cheaper to book an AUO to STL flight and hotel package?
Compared with arranging hotels and flights separately, booking an AUO to STL flight and hotel package with Expedia could result in significant savings. Better yet, having it all in one place will take the hassle out of planning your trip. Simply secure your flights and choose from our wide range of stays, then personalize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Auburn, AL (AUO-Auburn-Opelika Robert G. Pitts) to Lambert-St. Louis Intl. Airport (STL)?
Usually, it's possible to reschedule or cancel your AUO to STL flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Auburn-Opelika Robert G. Pitts
Destination airport
Lambert-St. Louis Intl.
Distance
505 mi

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Auburn to St. Louis Flights

The cheapest times to fly from Auburn to St. Louis

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

 

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

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

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 Auburn to St. Louis in 2026. 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 Auburn to St. Louis 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 Auburn to St. Louis 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.

 

Auburn to St. Louis Flights

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