Cheap Flights from Ada (ADT) to St. Louis (STL)

Popular airlines from Ada, OK (ADT-Ada Municipal) to St. Louis Lambert Intl. Airport (STL)

Flights from Ada (ADT) to St. Louis (STL)
Origin airport
Ada Municipal
Destination airport
Lambert-St. Louis Intl.
Distance
442 mi

Ada to St. Louis Flights

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

 

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

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

 

Frequently asked questions

How much does a flight from Ada, OK (ADT-Ada Municipal) to Lambert-St. Louis Intl. Airport (STL) cost?
Discover the latest flight deals from ADT to STL by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from ADT to STL?
The cheapest flights from ADT to STL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from ADT to STL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from ADT to STL. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Ada, OK (ADT-Ada Municipal) to Lambert-St. Louis Intl. Airport (STL)?
Nonstop flights from Ada, OK (ADT-Ada Municipal) to Lambert-St. Louis Intl. Airport (STL) aren’t available daily, so you’ll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and choose either “1 Stop” or “2+ Stops.”
What day of the week has the most flights from ADT to STL?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on various factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Ada, OK (ADT-Ada Municipal) to Lambert-St. Louis Intl. Airport (STL)?
Select a flight from Ada, OK (ADT-Ada Municipal) to Lambert-St. Louis Intl. Airport (STL) that leaves before 3 PM to reduce the risk of cancellations and delays. Later departures 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 Ada, OK (ADT-Ada Municipal) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Holding off until right before your break to book your flight from ADT to STL generally means paying more. While you may find some last-minute offers, there’s no guarantee. Allow some flexibility in your schedule to maximize your chances of landing a bargain.
Is it cheaper to book an ADT to STL flight and hotel package?
Compared with arranging flights and hotels separately, booking an ADT to STL flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one easy place will take the hassle out of planning your trip. Just secure your flights and select from our extensive range of stays, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Ada, OK (ADT-Ada Municipal) to Lambert-St. Louis Intl. Airport (STL)?
If you reserved your ADT to STL flight in the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of fare you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you’d like more information.

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*Available to One Key members.