HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Amarillo

$279+ Cheap flights from St. Louis to Amarillo (STL - AMA)

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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
STL — AMA
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to Amarillo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from St. Louis to Amarillo

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Amarillo (AMA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 11, 2025.

Round-trip from

$279
(American Airlines)

Popular in

January

Cheapest in

November

Average price

$341
From Lambert-St Louis to Amarillo
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($86 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from St. Louis to Amarillo

Cheapest flights from St. Louis to Amarillo
Explore the most affordable flight options available from St. Louis to Amarillo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/265:18 amSTL - AMA
1 stop4h 26mAmerican Airlines
mar. 9/3012:28 pmAMA - STL
1 stop5h 54mAmerican Airlines
Deal found 9/11$318
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/266:15 amSTL - AMA
1 stop5h 14mUnited Airlines
mar. 9/305:27 pmAMA - STL
3 stops28h 33mUnited Airlines
Deal found 9/11$551

Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis to Amarillo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
Use the filters below to find and compare flights from St. Louis to Amarillo that are best for you.

Fly from

St. Louis

Fly to

Amarillo

Route

Depart

Return

Price

St. LouisAmarillo

STL - AMA

STLAMA

Lambert-St Louis

mar. 2/24

5:27 am-11:30 am

1 stop6h 03m

Amarillo

mié. 2/25

5:02 am-9:56 am

1 stop4h 54m

$279

St. LouisAmarillo

STL - AMA

STLAMA

Lambert-St Louis

vie. 9/26

5:18 am-9:44 am

1 stop4h 26m

Amarillo

mar. 9/30

12:28 pm-6:22 pm

1 stop5h 54m

$318

St. LouisAmarillo

STL - AMA

STLAMA

Lambert-St Louis

vie. 9/26

6:15 am-11:29 am

1 stop5h 14m

Amarillo

mar. 9/30

5:27 pm-10:00 pm

3 stops28h 33m

$551

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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

Have a flexible travel schedule? Discover the best time to fly to Amarillo from St. Louis 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Amarillo

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

Find hourly flight availability from St. Louis to Amarillo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from St. Louis to Amarillo as you normally would.

Reviews of airlines servicing Amarillo

Get insights into the airlines that provide service to Amarillo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Amarillo. Reviews last updated septiembre 11, 2025.
Read through reviews of airlines operating flights from St. Louis to Amarillo, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Crew

8.0

Overall

7.2

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Crew

8.0

Overall

7.2

Food

6.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.

Related info for your journey

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

  • How long is the flight from St. Louis to Amarillo?

    American Airlines can get you from St. Louis to Amarillo in just under 6h 03m. Your travel time can differ by up to . St. Louis and Amarillo are separated by a distance of 670 mi.

  • What is the cheapest airline to fly from St. Louis to Amarillo round-trip?

    Currently priced at $280, American Airlines will fly you from St. Louis to Amarillo and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. American Airlines is 34% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Amarillo 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 St. Louis to Amarillo?

    Currently, August is the cheapest month in which you can book a flight from St. Louis to Amarillo (average of $321). Flying from St. Louis to Amarillo in March is currently the most expensive (average of $418). 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

Traveling to a place near Amarillo?

Book flights to Amarillo if you plan to visit one of these locations
Dalhart
Dumas

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 St. Louis to Amarillo

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Dallas/Fort Worth flights
St. Louis to Hobby flights
Kansas City to Dallas/Fort Worth flights
Kansas City to Hobby flights
St. Louis to George Bush Intcntl flights
Kansas City to George Bush Intcntl flights
Kansas City to Austin flights
Kansas City to Love Field flights
St. Louis to Love Field flights
Kansas City to San Antonio flights
Springfield to Dallas/Fort Worth flights
Springfield to Hobby flights
St. Louis to San Antonio flights
St. Louis to Austin flights
Springfield to George Bush Intcntl flights
Columbia to Dallas/Fort Worth flights
St. Louis to El Paso flights
Springfield to Austin flights
Springfield to San Antonio flights
Kansas City to El Paso flights
St. Louis to McAllen flights
Springfield to Love Field flights
Kansas City to Brownsville flights
Kansas City to Lubbock flights
Kansas City to Harlingen flights
St. Louis to Midland flights
Joplin to George Bush Intcntl flights
St. Louis to Harlingen flights
Kansas City to Corpus Christi flights
Joplin to Dallas/Fort Worth flights
Kansas City to McAllen flights
St. Louis to Brownsville flights
Columbia to Austin flights
St. Louis to Lubbock flights
Columbia to Hobby flights
Kansas City to Amarillo flights
St. Louis to Corpus Christi flights
Kansas City to Beaumont flights
Springfield to El Paso flights
Springfield to McAllen flights
Columbia to George Bush Intcntl flights
St. Louis to Waco flights
St. Louis to Killeen flights
Kansas City to Killeen flights
Springfield to Corpus Christi flights
Joplin to Austin flights
Columbia to San Antonio flights
Springfield to Texarkana flights
St. Louis to Abilene flights

Top airline flying from St. Louis to Amarillo

Discover the top airline that operate flights from St. Louis to Amarillo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$280Average$346FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.