$189+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
STL — AMA
Oct 9 — Oct 161
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 September 9, 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 September 9, 2026.
This American Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/33:34 pm -
1 stop5h 44m
Sat 10/1010:22 am -
1 stop4h 08m
Deal found 9/3![American Airlines logo]()
$309
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/311:35 am -
2 stops10h 55m
Sat 10/103:20 pm -
1 stop7h 10m
Deal found 9/3![United Airlines logo]()
$314
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/23:34 pm -
1 stop5h 44m
Wed 10/77:06 pm -
1 stop4h 36m
Deal found 9/8![American Airlines logo]()
$332
This Southwest deal was found by Cheapflights users on 9/3. 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 10/87:45 pm -
1 stop3h 55m
Thu 10/155:25 am -
1 stop3h 45m
Deal found 9/3![Southwest logo]()
$351
This Southwest deal was found by Cheapflights users on 9/3. 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 10/32:00 pm -
2 stops6h 45m
Sat 10/1012:30 pm -
2 stops7h 40m
Deal found 9/3![Southwest logo]()
$361
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/95:40 am -
1 stop4h 12m
Sun 10/114:20 pm -
1 stop5h 39m
Deal found 9/4![American Airlines logo]()
$366
This Southwest deal was found by Cheapflights users on 9/4. 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.
Fri 12/117:55 pm -
1 stop3h 40m
Mon 12/143:50 pm -
1 stop5h 15m
Deal found 9/4![Southwest logo]()
$372
This Southwest deal was found by Cheapflights users on 9/4. 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.
Fri 10/25:25 am -
2 stops8h 35m
Fri 10/95:45 pm -
1 stop6h 55m
Deal found 9/4![Southwest logo]()
$382
This Southwest deal was found by Cheapflights users on 9/3. 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.
Fri 10/235:05 am -
2 stops9h 45m
Sun 10/256:30 pm -
1 stop6h 10m
Deal found 9/3![Southwest logo]()
$387
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 September 9, 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 September 9, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/23:34 pm -
1 stop5h 44m
Wed 10/77:06 pm -
1 stop4h 36m
Deal found 9/5![American Airlines logo]()
$377
This Southwest deal was found by Cheapflights users on 9/4. 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.
Fri 10/25:25 am -
2 stops8h 35m
Fri 10/95:45 pm -
1 stop6h 55m
Deal found 9/4![Southwest logo]()
$382
This United Airlines deal was found by Cheapflights users on 9/8. 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 10/29:04 am -
2 stops12h 35m
Wed 10/73:20 pm -
1 stop7h 10m
Deal found 9/8![United Airlines logo]()
$440
This Southwest deal was found by Cheapflights users on 9/3. 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.
Fri 10/235:10 am -
1 stop5h 25m
Sun 10/256:30 pm -
1 stop6h 10m
Deal found 9/3![Southwest logo]()
$382
This Southwest deal was found by Cheapflights users on 9/7. 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.
Tue 9/2210:15 am -
2 stops6h 25m
Sat 9/2611:55 am -
2 stops7h 55m
Deal found 9/7![Southwest logo]()
$487
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Sat 9/1211:25 am -
2 stops11h 05m
Wed 9/165:30 pm -
1 stop6h 10m
Deal found 9/4![United Airlines logo]()
$608
Last-minute flights from St. Louis to AmarilloDiscover last-minute flight deals from St. Louis to Amarillo. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Amarillo. Data last updated September 9, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/3. 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 9/255:43 am -
1 stop4h 07m
Sun 9/275:00 am -
1 stop4h 24m
Deal found 9/3![American Airlines logo]()
$392
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/23:34 pm -
1 stop5h 44m
Wed 10/77:06 pm -
1 stop4h 36m
Deal found 9/8![American Airlines logo]()
$332
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/23:34 pm -
1 stop5h 44m
Fri 10/97:06 pm -
1 stop4h 36m
Deal found 9/4![American Airlines logo]()
$377
This Southwest deal was found by Cheapflights users on 9/4. 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.
Fri 10/25:25 am -
2 stops8h 35m
Fri 10/95:45 pm -
1 stop6h 55m
Deal found 9/4![Southwest logo]()
$382
This American Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/33:34 pm -
1 stop5h 44m
Sat 10/1010:22 am -
1 stop4h 08m
Deal found 9/3![American Airlines logo]()
$309
This United Airlines deal was found by Cheapflights users on 9/3. 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.
Sat 10/311:35 am -
2 stops10h 55m
Sat 10/103:20 pm -
1 stop7h 10m
Deal found 9/3![United Airlines logo]()
$314
This Southwest deal was found by Cheapflights users on 9/3. 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 10/32:00 pm -
2 stops6h 45m
Sat 10/1012:30 pm -
2 stops7h 40m
Deal found 9/3![Southwest logo]()
$361
This Southwest deal was found by Cheapflights users on 9/3. 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 10/87:45 pm -
1 stop3h 55m
Thu 10/155:25 am -
1 stop3h 45m
Deal found 9/3![Southwest logo]()
$351
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/95:40 am -
1 stop4h 12m
Sun 10/114:20 pm -
1 stop5h 39m
Deal found 9/4![American Airlines logo]()
$366
This Southwest deal was found by Cheapflights users on 9/3. 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.
Fri 10/235:05 am -
2 stops9h 45m
Sun 10/256:30 pm -
1 stop6h 10m
Deal found 9/3![Southwest logo]()
$387
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 September 9, 2026.
Search for one-way flight options from St. Louis to Amarillo. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
This Southwest deal was found by Cheapflights users on 9/4. 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 10/34:20 pm -
1 stop4h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Southwest logo]()
$189
This United Airlines deal was found by Cheapflights users on 9/4. 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.
Sat 10/38:00 am -
2 stops8h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![United Airlines logo]()
$194
This American Airlines deal was found by Cheapflights users on 9/3. 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 11/68:29 am -
1 stop5h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![American Airlines logo]()
$199
This United Airlines deal was found by Cheapflights users on 9/5. 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 11/62:55 pm -
1 stop7h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$249
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 September 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $332 (American Airlines) |
One-way from | $189 (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 September 9, 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 10/3
4:20 pm-8:45 pm
1 stop4h 25m
Amarillo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$189
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Sat 10/3
8:00 am-4:55 pm
2 stops8h 55m
Amarillo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$194
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Fri 11/6
5:00 am-9:51 am
1 stop4h 51m
Amarillo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$199
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Fri 11/6
2:55 pm-10:40 pm
1 stop7h 45m
Amarillo
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$249
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Fri 10/2
3:34 pm-9:18 pm
1 stop5h 44m
Amarillo
Wed 10/7
7:06 pm-11:42 pm
1 stop4h 36m
$377
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Fri 10/2
5:25 am-2:00 pm
2 stops8h 35m
Amarillo
Fri 10/9
5:45 pm-12:40 am
1 stop6h 55m
$382
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Fri 10/23
5:10 am-10:35 am
1 stop5h 25m
Amarillo
Sun 10/25
6:30 pm-12:40 am
1 stop6h 10m
$382
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Fri 10/2
9:04 am-9:39 pm
2 stops12h 35m
Amarillo
Wed 10/7
3:20 pm-10:30 pm
1 stop7h 10m
$440
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Tue 9/22
10:15 am-4:40 pm
2 stops6h 25m
Amarillo
Sat 9/26
11:55 am-7:50 pm
2 stops7h 55m
$487
St. LouisAmarillo
STL Lambert-St Louis - AMA Amarillo
STLAMA
Lambert-St Louis
Sat 9/12
11:25 am-10:30 pm
2 stops11h 05m
Amarillo
Wed 9/16
5:30 pm-11:40 pm
1 stop6h 10m
$608
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 September.
| 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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