$135+ 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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
STL — AMA
Nov 19 — Nov 261
Round-trip
1 adult, Economy
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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
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to AmarilloExplore 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 October 20, 2026.
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 October 20, 2026.
This Southwest deal was found by Cheapflights users on 10/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:40 am -
1 stop4h 55m
Fri 11/206:15 pm -
1 stop6h 20m
Deal found 10/19![Southwest logo]()
$379
This American Airlines deal was found by Cheapflights users on 10/17. 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.
Thu 12/3112:14 pm -
1 stop5h 07m
Sun 1/37:06 pm -
1 stop5h 10m
Deal found 10/17![American Airlines logo]()
$467
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Tue 11/172:55 pm -
1 stop7h 45m
Wed 11/189:11 am -
1 stop7h 39m
Deal found 10/15![United Airlines logo]()
$469
This Southwest deal was found by Cheapflights users on 10/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/318:30 am -
2 stops7h 55m
Sun 1/36:15 pm -
2 stops6h 00m
Deal found 10/17![Southwest logo]()
$507
This Southwest deal was found by Cheapflights users on 10/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:55 pm -
1 stop3h 40m
Fri 11/66:15 pm -
1 stop6h 20m
Deal found 10/18![Southwest logo]()
$512
Best flights from St. Louis to AmarilloDiscover carefully curated flight deals from St. Louis to Amarillo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
Discover carefully curated flight deals from St. Louis to Amarillo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
This Southwest deal was found by Cheapflights users on 10/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:40 am -
1 stop4h 55m
Fri 11/206:15 pm -
1 stop6h 20m
Deal found 10/19![Southwest logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Tue 11/172:55 pm -
1 stop7h 45m
Wed 11/189:11 am -
1 stop7h 39m
Deal found 10/16![United Airlines logo]()
$469
This Southwest deal was found by Cheapflights users on 10/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/3110:30 am -
2 stops5h 55m
Sun 1/35:35 am -
1 stop3h 30m
Deal found 10/17![Southwest logo]()
$479
This Southwest deal was found by Cheapflights users on 10/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:55 pm -
1 stop3h 40m
Fri 11/63:45 pm -
2 stops6h 55m
Deal found 10/18![Southwest logo]()
$518
Last-minute flights from St. Louis to AmarilloDiscover last-minute flight deals from St. Louis to Amarillo. Data last updated October 20, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Amarillo. Data last updated October 20, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 10/18. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:55 pm -
1 stop3h 40m
Fri 11/66:15 pm -
1 stop6h 20m
Deal found 10/18![Southwest logo]()
$512
This Southwest deal was found by Cheapflights users on 10/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:40 am -
1 stop4h 55m
Fri 11/206:15 pm -
1 stop6h 20m
Deal found 10/19![Southwest logo]()
$379
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Tue 11/172:55 pm -
1 stop7h 45m
Wed 11/189:11 am -
1 stop7h 39m
Deal found 10/15![United Airlines logo]()
$469
One-way flights from St. Louis to AmarilloSearch for one-way flight options from St. Louis to Amarillo. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
Search for one-way flight options from St. Louis to Amarillo. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
This Southwest deal was found by Cheapflights users on 10/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:10 pm -
1 stop4h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Southwest logo]()
$135
This American Airlines deal was found by Cheapflights users on 10/14. 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.
Fri 11/67:06 pm -
1 stop14h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![American Airlines logo]()
$208
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Wed 11/41:08 pm -
2 stops8h 33m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![United Airlines logo]()
$264
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Fri 11/65:00 am -
2 stops9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![United Airlines logo]()
$270
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Mon 10/264:39 pm -
1 stop5h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![United Airlines logo]()
$354
Find 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 October 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (Southwest) |
One-way from | $135 (Southwest) |
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 7,457,451 searches. Data last updated October 20, 2026.
Use the filters below to find and compare flights from St. Louis to Amarillo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Sat 11/21
7:10 pm-11:20 pm
1 stop4h 10m
Amarillo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$135
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Fri 11/6
7:06 pm-9:51 am
1 stop14h 45m
Amarillo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$208
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Fri 11/6
5:00 am-2:30 pm
2 stops9h 30m
Amarillo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$270
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Mon 10/26
4:39 pm-9:41 pm
1 stop5h 02m
Amarillo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$354
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Sun 11/15
5:40 am-10:35 am
1 stop4h 55m
Amarillo
Fri 11/20
6:15 pm-12:35 am
1 stop6h 20m
$379
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Tue 11/17
2:55 pm-10:40 pm
1 stop7h 45m
Amarillo
Wed 11/18
9:11 am-4:50 pm
1 stop7h 39m
$469
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Thu 12/31
10:30 am-4:25 pm
2 stops5h 55m
Amarillo
Sun 1/3
5:35 am-9:05 am
1 stop3h 30m
$479
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Sat 11/21
8:30 am-4:36 pm
3 stops32h 06m
Amarillo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$498
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Mon 11/2
7:55 pm-11:35 pm
1 stop3h 40m
Amarillo
Fri 11/6
3:45 pm-10:40 pm
2 stops6h 55m
$518
Sorted by cheapest first
Compare providers for flights from St. Louis to Amarillo
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Amarillo in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on St. Louis-Amarillo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Amarillo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Amarillo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Amarillo flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Amarillo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
STL-AMA
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.
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.
Traveling to a place near Amarillo?
Book flights to Amarillo if you plan to visit one of these locationsDalhart
Dumas
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