$110 Cheap Flights from St. Louis (STL) to Fayetteville (XNA)

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Northwest Arkansas Regional Airport (XNA)

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Find available prices by choosing your travel dates.

Cheap Flights from St. Louis to Fayetteville (STL-XNA)

Prices were available within the past 7 days and start at $110 for one-way flights and $208 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
American Airlines
United
American Airlines
Delta
Flights from St. Louis (STL) to Fayetteville (XNA)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Northwest Arkansas Regional
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$208
Distance
274 mi

St. Louis to Fayetteville Flights

The cheapest times to fly from St. Louis to Fayetteville

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

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

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

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 Fayetteville in 2025. You can also book with separate airlines for your outbound and return journeys, from $110 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 Fayetteville 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 Fayetteville 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 Lambert-St. Louis Intl. Airport (STL) to Northwest Arkansas Regional Airport (XNA) cost?
Discover the latest flight deals from STL to XNA 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 STL to XNA?
The cheapest flights from STL to XNA 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 STL to XNA?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from STL to XNA. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Northwest Arkansas Regional Airport (XNA)?
You’ll need to book a flight with a layover if you’re traveling from Lambert-St. Louis Intl. Airport (STL) to Northwest Arkansas Regional Airport (XNA). Direct flights don’t operate daily 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 STL to XNA?
You’ll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*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 Northwest Arkansas Regional Airport (XNA)?
To avoid possible delays on the Lambert-St. Louis Intl. Airport (STL) to Northwest Arkansas Regional Airport (XNA) route, aim to travel before 3 PM. Departures after this hour 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 Lambert-St. Louis Intl. Airport (STL) to Northwest Arkansas Regional Airport (XNA) last-minute?
Last-minute fares from STL to XNA are typically more expensive. To secure the best prices, start searching for flights well ahead of time. That said, if your travel plans are flexible, you may score a cheap fare right before your trip.
Is it cheaper to book a STL to XNA flight and hotel package?
Securing a STL to XNA flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our extensive range of stays and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Northwest Arkansas Regional Airport (XNA)?
You can usually cancel or reschedule your STL to XNA flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline’s policies in your itinerary to see what changes are allowed and if any costs are involved. You’ll also find more information on our Customer Service portal.

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*Available to One Key members.