What are the cheapest airlines flying from Fayetteville to St. Louis round-trip?

According to our current data, American Airlines ($360), Frontier ($367), and United Airlines ($595) offers the cheapest pricing from Fayetteville to St. Louis. American Airlines is currently priced 36% below the average price you’ll pay for this route.

What is the cheapest month to book a flight from Fayetteville to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Fayetteville to St. Louis (average of $311). Flying from Fayetteville to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest day to fly from Fayetteville to St. Louis?

Travelers seeking maximum savings on their Fayetteville to St. Louis flight should consider departing on Thursday afternoons when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What is the cheapest day to fly round-trip from Fayetteville to St. Louis?

It’s generally more expensive to depart on a Thursday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest month to fly from Fayetteville to St. Louis?

Flights from Fayetteville to St. Louis lean towards being more expensive in February. Prices are generally better when you fly from Fayetteville to St. Louis in November, with the cheapest ticket starting at $350.

What is the cheapest time of day to fly from XNA to STL?

Unlike at noon, when flights are generally more expensive, you can save up to 18% on flights from Fayetteville to St. Louis by exploring options for tickets in the morning.

Can I find deals for flights from Fayetteville to St. Louis that include hotel bookings?

Yes. In addition to deals on Fayetteville to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Fayetteville to St. Louis?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Fayetteville to St. Louis.

Can I find deals for business class flights from Fayetteville to St. Louis?

Yes. Cheapflights offers flight deals from Fayetteville to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$343+ Flights from Fayetteville to St. Louis

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Cheap flight deals from Fayetteville to St. Louis

Round-trip from	$360 (American Airlines)
Popular in	February
Cheapest in	November
Average price	$810

From Fayetteville Northwest Arkansas to Lambert-St Louis

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($101 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 8% potential price decrease ($42 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Fayetteville to St. Louis

Cheapest flights from Fayetteville to St. Louis
Explore the most affordable flight options available from Fayetteville to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Tue 11/2512:25 pmXNA - STL

1 stop4h 15mAmerican Airlines

Wed 12/35:58 amSTL - XNA

1 stop9h 03mAmerican Airlines

Deal found 7/29

$343

Sun 8/246:06 pmXNA - STL

1 stop15h 05mFrontier

Sun 8/317:54 pmSTL - XNA

1 stop23h 21mFrontier

Deal found 7/26

$367

Thu 8/711:47 amXNA - STL

2 stops22h 05mMultiple Airlines

Sun 8/105:26 pmSTL - XNA

1 stop16h 57mMultiple Airlines

Deal found 7/27

$591

Tue 8/129:30 amXNA - STL

1 stop27h 16mUnited Airlines

Sat 8/168:54 amSTL - XNA

1 stop11h 41mUnited Airlines

Deal found 7/28

$595

Thu 9/412:30 pmXNA - STL

1 stop9h 32mDelta

Sun 9/76:00 amSTL - XNA

1 stop8h 07mDelta

Deal found 7/27

$599

Best flights from Fayetteville to St. Louis
Discover carefully curated flight deals from Fayetteville to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 29, 2025.

Fri 10/101:58 pmXNA - STL

1 stop6h 28mAmerican Airlines

Tue 10/146:00 amSTL - XNA

1 stop7h 27mAmerican Airlines

Deal found 7/27

$360

Sun 8/246:06 pmXNA - STL

1 stop15h 05mFrontier

Sun 8/317:54 pmSTL - XNA

1 stop23h 21mFrontier

Deal found 7/26

$367

Thu 8/711:47 amXNA - STL

2 stops22h 05mMultiple Airlines

Sun 8/105:26 pmSTL - XNA

1 stop16h 57mMultiple Airlines

Deal found 7/27

$591

Tue 8/129:30 amXNA - STL

1 stop27h 16mUnited Airlines

Sat 8/168:54 amSTL - XNA

1 stop11h 41mUnited Airlines

Deal found 7/28

$595

Thu 9/412:30 pmXNA - STL

1 stop9h 32mDelta

Sun 9/76:00 amSTL - XNA

1 stop8h 07mDelta

Deal found 7/27

$599

Last-minute flights from Fayetteville to St. Louis
Discover last-minute flight deals from Fayetteville to St. Louis. Data last updated July 29, 2025 and is based on user searches.

Tue 7/297:37 pmXNA - STL

1 stop12h 33mDelta

Wed 8/66:00 amSTL - XNA

1 stop12h 57mDelta

Deal found 7/28

$647

Thu 8/711:47 amXNA - STL

2 stops22h 05mMultiple Airlines

Sun 8/105:26 pmSTL - XNA

1 stop16h 57mMultiple Airlines

Deal found 7/27

$591

Thu 8/76:00 amXNA - STL

1 stop5h 50mAmerican Airlines

Sun 8/107:01 amSTL - XNA

1 stop7h 02mAmerican Airlines

Deal found 7/27

$601

Fri 8/89:30 amXNA - STL

1 stop12h 20mUnited Airlines

Sat 8/96:23 amSTL - XNA

2 stops14h 12mUnited Airlines

Deal found 7/26

$785

Tue 8/129:30 amXNA - STL

1 stop27h 16mUnited Airlines

Sat 8/168:54 amSTL - XNA

1 stop11h 41mUnited Airlines

Deal found 7/28

$595

Wed 8/137:05 amXNA - STL

1 stop8h 44mAmerican Airlines

Thu 8/218:50 amSTL - XNA

1 stop10h 11mAmerican Airlines

Deal found 7/28

$464

Sun 8/246:06 pmXNA - STL

1 stop15h 05mFrontier

Sun 8/317:54 pmSTL - XNA

1 stop23h 21mFrontier

Deal found 7/26

$367

Cheapflights Fare Finder

Use the filters below to find and compare flights from Fayetteville to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

FayettevilleSt. Louis

XNA - STL

XNASTL

Fayetteville Northwest Arkansas

Fri 10/10

1:58 pm-8:26 pm

1 stop6h 28m

Lambert-St Louis

Tue 10/14

6:00 am-1:27 pm

1 stop7h 27m

$360

FayettevilleSt. Louis

XNA - STL

XNASTL

Fayetteville Northwest Arkansas

Sun 8/24

6:06 pm-9:11 am

1 stop15h 05m

Lambert-St Louis

Sun 8/31

7:54 pm-7:15 pm

1 stop23h 21m

$367

FayettevilleSt. Louis

XNA - STL

XNASTL

Fayetteville Northwest Arkansas

Thu 8/7

11:47 am-9:52 am

2 stops22h 05m

Lambert-St Louis

Sun 8/10

5:26 pm-10:23 am

1 stop16h 57m

$591

FayettevilleSt. Louis

XNA - STL

XNASTL

Fayetteville Northwest Arkansas

Tue 8/12

9:30 am-12:46 pm

1 stop27h 16m

Lambert-St Louis

Sat 8/16

8:54 am-8:35 pm

1 stop11h 41m

$595

FayettevilleSt. Louis

XNA - STL

XNASTL

Fayetteville Northwest Arkansas

Thu 9/4

12:30 pm-10:02 pm

1 stop9h 32m

Lambert-St Louis

Sun 9/7

6:00 am-2:07 pm

1 stop8h 07m

$599

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Fayetteville to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Fayetteville with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing St. Louis

Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Fayetteville to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,977 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,977 reviews

Delta

8.0

Very good

7,977 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,899 reviews

Delta

8.0

Very good

7,977 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,977 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Frontier

5.9

Fair

3,238 reviews

Delta

8.0

Very good

7,977 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Fayetteville to St. Louis round-trip?
According to our current data, American Airlines ($360), Frontier ($367), and United Airlines ($595) offers the cheapest pricing from Fayetteville to St. Louis. American Airlines is currently priced 36% below the average price you’ll pay for this route.
Can I find deals for flights from Fayetteville to St. Louis that include hotel bookings?
Yes. In addition to deals on Fayetteville to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Fayetteville to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Fayetteville to St. Louis.
Can I find deals for business class flights from Fayetteville to St. Louis?
Yes. Cheapflights offers flight deals from Fayetteville to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Fayetteville to St. Louis?
Currently, August is the cheapest month in which you can book a flight from Fayetteville to St. Louis (average of $311). Flying from Fayetteville to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

O'Fallon

Maryland Heights

Fairview Heights

Collinsville

Eureka

St. Peters

Glencoe

Alton

Chesterfield

Festus

Farmington

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Fayetteville to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$350	Average$465	FlexibilityNo cancel fee	On-time71%

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$343+ Cheap flights from Fayetteville to St. Louis (XNA - STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/25. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Fayetteville to St. Louis with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Fayetteville to St. Louis

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Fayetteville to St. Louis

Cheapest flights from Fayetteville to St. LouisExplore the most affordable flight options available from Fayetteville to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Explore the most affordable flight options available from Fayetteville to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Fayetteville to St. Louis that are best for you.

Best time to book a flight from Fayetteville to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Fayetteville with our price prediction graph.

Reviews of airlines servicing St. Louis

Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Fayetteville to St. Louis. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Fayetteville to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from Fayetteville to St. Louis round-trip?

Can I find deals for flights from Fayetteville to St. Louis that include hotel bookings?

How can I find direct flights from Fayetteville to St. Louis?

Can I find deals for business class flights from Fayetteville to St. Louis?

What is the cheapest month to book a flight from Fayetteville to St. Louis?

Traveling to a place near St. Louis?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Fayetteville to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Fayetteville to St. Louis

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Book with Flexibility

Travel Smart

Cheapest flights from Fayetteville to St. Louis
Explore the most affordable flight options available from Fayetteville to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.