$178+ Cheap flights from Tucson to St. Louis (TUS - 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 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — STL
Oct 31 — Nov 71
Round-trip
1 adult, Economy
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Find cheap flights from Tucson to St. Louis 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 Tucson to St. Louis
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Best
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One-way
Cheapest flights from Tucson to St. LouisExplore the most affordable flight options available from Tucson to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
Explore the most affordable flight options available from Tucson to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 1, 2026.
This American Airlines deal was found by Cheapflights users on 9/30. 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 11/193:41 pm -
1 stop7h 20m
Mon 11/237:58 am -
1 stop8h 31m
Deal found 9/30![American Airlines logo]()
$355
This Southwest deal was found by Cheapflights users on 9/28. 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 10/195:15 pm -
1 stop6h 05m
Tue 10/278:35 am -
2 stops6h 50m
Deal found 9/28![Southwest logo]()
$360
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:30 pm -
1 stop6h 14m
Fri 10/305:35 pm -
1 stop6h 20m
Deal found 9/28![Delta logo]()
$365
This Southwest deal was found by Cheapflights users on 9/29. 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 10/272:15 pm -
2 stops7h 20m
Tue 11/312:40 pm -
2 stops7h 35m
Deal found 9/29![Southwest logo]()
$366
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/67:30 am -
1 stop5h 43m
Sat 11/78:30 am -
2 stops8h 27m
Deal found 9/29![United Airlines logo]()
$370
This American Airlines deal was found by Cheapflights users on 9/28. 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 10/3111:53 am -
2 stops8h 22m
Mon 11/95:00 am -
1 stop5h 56m
Deal found 9/28![American Airlines logo]()
$374
This Southwest deal was found by Cheapflights users on 9/27. 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 11/107:10 am -
2 stops9h 15m
Fri 11/134:50 pm -
2 stops8h 00m
Deal found 9/27![Southwest logo]()
$376
This United Airlines deal was found by Cheapflights users on 9/26. 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 11/236:30 am -
2 stops8h 13m
Fri 11/276:15 am -
1 stop6h 11m
Deal found 9/26![United Airlines logo]()
$405
This American Airlines deal was found by Cheapflights users on 9/30. 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 11/195:13 am -
1 stop7h 45m
Sun 11/228:47 am -
1 stop5h 52m
Deal found 9/30![American Airlines logo]()
$406
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/285:30 am -
2 stops8h 13m
Sun 11/16:15 am -
1 stop6h 11m
Deal found 9/28![United Airlines logo]()
$411
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Thu 10/226:06 am -
1 stop6h 04m
Sun 10/258:00 am -
1 stop8h 27m
Deal found 9/30![United Airlines logo]()
$416
This American Airlines deal was found by Cheapflights users on 9/27. 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.
Mon 12/216:06 am -
1 stop8h 45m
Fri 1/17:35 am -
1 stop7h 37m
Deal found 9/27![American Airlines logo]()
$417
Best flights from Tucson to St. LouisDiscover carefully curated flight deals from Tucson to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
Discover carefully curated flight deals from Tucson to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 1, 2026.
This United Airlines deal was found by Cheapflights users on 9/29. 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 10/275:30 am -
1 stop5h 08m
Tue 11/31:08 pm -
2 stops9h 26m
Deal found 9/29![United Airlines logo]()
$360
This Southwest deal was found by Cheapflights users on 9/27. 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 11/1011:30 am -
1 stop7h 20m
Fri 11/134:50 pm -
1 stop7h 20m
Deal found 9/27![Southwest logo]()
$365
This Southwest deal was found by Cheapflights users on 9/29. 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 10/272:15 pm -
2 stops7h 20m
Tue 11/312:40 pm -
2 stops7h 35m
Deal found 9/29![Southwest logo]()
$366
This United Airlines deal was found by Cheapflights users on 9/26. 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 11/236:30 am -
2 stops8h 13m
Fri 11/276:15 am -
1 stop6h 11m
Deal found 9/26![United Airlines logo]()
$405
This Southwest deal was found by Cheapflights users on 9/29. 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 11/66:55 am -
2 stops11h 15m
Sat 11/76:35 am -
2 stops9h 45m
Deal found 9/29![Southwest logo]()
$426
This United Airlines deal was found by Cheapflights users on 9/30. 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 2/26:50 am -
1 stop4h 53m
Wed 2/38:30 am -
1 stop7h 36m
Deal found 9/30![United Airlines logo]()
$465
Last-minute flights from Tucson to St. LouisDiscover last-minute flight deals from Tucson to St. Louis. Data last updated October 1, 2026 and is based on user searches.
Discover last-minute flight deals from Tucson to St. Louis. Data last updated October 1, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/28. 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 10/195:15 pm -
1 stop6h 05m
Tue 10/278:35 am -
2 stops6h 50m
Deal found 9/28![Southwest logo]()
$360
This Southwest deal was found by Cheapflights users on 9/27. 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 10/195:15 pm -
1 stop6h 05m
Mon 10/262:25 pm -
2 stops7h 00m
Deal found 9/27![Southwest logo]()
$421
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:30 pm -
1 stop6h 14m
Mon 10/265:35 pm -
1 stop6h 20m
Deal found 9/28![Delta logo]()
$355
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:30 pm -
1 stop6h 14m
Fri 10/305:35 pm -
1 stop6h 20m
Deal found 9/28![Delta logo]()
$365
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:40 am -
2 stops14h 41m
Sat 10/242:25 pm -
1 stop9h 30m
Deal found 9/28![Delta logo]()
$434
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Thu 10/226:06 am -
1 stop6h 04m
Sun 10/258:00 am -
1 stop8h 27m
Deal found 9/30![United Airlines logo]()
$416
This Delta deal was found by Cheapflights users on 9/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/221:26 pm -
1 stop8h 28m
Thu 10/296:00 am -
1 stop8h 16m
Deal found 9/28![Delta logo]()
$437
This Southwest deal was found by Cheapflights users on 9/29. 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 10/272:15 pm -
2 stops7h 20m
Tue 11/312:40 pm -
2 stops7h 35m
Deal found 9/29![Southwest logo]()
$366
This American Airlines deal was found by Cheapflights users on 9/28. 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.
Wed 10/2812:00 pm -
1 stop5h 18m
Sun 11/17:06 pm -
1 stop5h 53m
Deal found 9/28![American Airlines logo]()
$406
This United Airlines deal was found by Cheapflights users on 9/28. 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 10/285:30 am -
2 stops8h 13m
Sun 11/16:15 am -
1 stop6h 11m
Deal found 9/28![United Airlines logo]()
$411
This Southwest deal was found by Cheapflights users on 9/29. 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.
Wed 10/282:15 pm -
2 stops7h 20m
Wed 11/412:40 pm -
2 stops10h 15m
Deal found 9/29![Southwest logo]()
$427
This American Airlines deal was found by Cheapflights users on 9/28. 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 10/3111:53 am -
2 stops8h 22m
Mon 11/95:00 am -
1 stop5h 56m
Deal found 9/28![American Airlines logo]()
$374
One-way flights from Tucson to St. LouisSearch for one-way flight options from Tucson to St. Louis. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
Search for one-way flight options from Tucson to St. Louis. Find affordable one-way fares based on user searches. Data last updated October 1, 2026.
This United Airlines deal was found by Cheapflights users on 9/29. 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 11/147:30 am -
1 stop5h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![United Airlines logo]()
$178
This American Airlines deal was found by Cheapflights users on 9/29. 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 10/301:51 pm -
1 stop4h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![American Airlines logo]()
$188
This Southwest deal was found by Cheapflights users on 9/29. 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 10/303:00 pm -
2 stops7h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Southwest logo]()
$193
This Southwest deal was found by Cheapflights users on 9/29. 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 11/66:55 am -
2 stops11h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Southwest logo]()
$199
This American Airlines deal was found by Cheapflights users on 9/30. 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.
Sun 11/222:29 pm -
1 stop6h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![American Airlines logo]()
$229
This Southwest deal was found by Cheapflights users on 9/28. 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.
Wed 12/304:30 pm -
2 stops7h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/28![Southwest logo]()
$244
This Southwest deal was found by Cheapflights users on 9/30. 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 12/17:10 am -
2 stops9h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![Southwest logo]()
$263
This Southwest deal was found by Cheapflights users on 9/29. 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 11/166:05 am -
2 stops8h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![Southwest logo]()
$273
This American Airlines deal was found by Cheapflights users on 9/29. 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.
Tue 10/1311:53 am -
1 stop6h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/29![American Airlines logo]()
$279
This United Airlines deal was found by Cheapflights users on 9/30. 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.
Sun 11/2210:42 am -
2 stops11h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/30![United Airlines logo]()
$289
Find flight deals from Tucson to St. Louis
Discover tips and strategies to find the most affordable flight options for your journey from Tucson (TUS) to St. Louis (STL). 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 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $355 (American Airlines) |
One-way from | $178 (United Airlines) |
Popular in | April |
Cheapest in | February |
Average price | $546 |
Cheapflights Fare Finder
Customize your flight search to find flights from Tucson to St. Louis 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 1, 2026.
Use the filters below to find and compare flights from Tucson to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
TucsonSt. Louis
TUS Tucson - STL Lambert-St Louis
TUSSTL
Tucson
Wed 12/30
4:27 pm-11:55 pm
1 stop6h 28m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$178
TucsonSt. Louis
TUS Tucson - STL Lambert-St Louis
TUSSTL
Tucson
Fri 11/6
2:30 pm-8:59 pm
1 stop5h 29m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$188
TucsonSt. Louis
TUS Tucson - STL Lambert-St Louis
TUSSTL
Tucson
Fri 11/6
6:55 am-7:10 pm
2 stops11h 15m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$199
TucsonSt. Louis
TUS Tucson - STL Lambert-St Louis
TUSSTL
Tucson
Sun 11/22
2:29 pm-9:59 pm
1 stop6h 30m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$229
Quickest round-trip
TucsonSt. Louis
TUS Tucson - STL Lambert-St Louis
TUSSTL
Tucson
Sun 11/15
6:30 am-12:38 pm
1 stop5h 08m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$229
TucsonSt. Louis
TUS Tucson - STL Lambert-St Louis
TUSSTL
Tucson
Tue 12/1
7:10 am-5:25 pm
2 stops9h 15m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$263
TucsonSt. Louis
TUS Tucson - STL Lambert-St Louis
TUSSTL
Tucson
Mon 11/16
6:05 am-3:20 pm
2 stops8h 15m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$273
TucsonSt. Louis
TUS Tucson - STL Lambert-St Louis
TUSSTL
Tucson
Tue 10/13
11:53 am-8:43 pm
1 stop6h 50m
Lambert-St Louis
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
TucsonSt. Louis
TUS Tucson - STL Lambert-St Louis
TUSSTL
Tucson
Tue 10/27
5:30 am-12:38 pm
1 stop5h 08m
Lambert-St Louis
Tue 11/3
1:08 pm-9:34 pm
2 stops9h 26m
$360
TucsonSt. Louis
TUS Tucson - STL Lambert-St Louis
TUSSTL
Tucson
Tue 11/10
11:30 am-7:50 pm
1 stop7h 20m
Lambert-St Louis
Fri 11/13
4:50 pm-11:10 pm
1 stop7h 20m
$365
Showing 1-10 of 14 resultsSorted by cheapest first
Compare providers for flights from Tucson to St. Louis
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 Tucson to St. Louis 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 Tucson-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Tucson-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Tucson-St. Louis flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Tucson-St. Louis 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 Tucson-St. Louis 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 Tucson to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Tucson with our price prediction graph.
TUS-STL
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 Tucson to St. Louis
What is the cheapest month to book a flight from Tucson to St. Louis?
Currently, February is the cheapest month in which you can book a flight from Tucson to St. Louis (average of $287). Flying from Tucson to St. Louis in April is currently the most expensive (average of $574). 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.
How much does it cost to fly round-trip from Tucson to St. Louis?
Airfare is below average for this route at the moment.
Tucson to St. Louis flights typically cost between $416 and $588 in November.The cheapest round-trip price found within the last 5 days was $355 on American Airlines (Nov 19-Nov 23).
Reviews of airlines servicing St. Louis
Get insights into the airlines that provide service to St. Louis. 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 St. Louis. Reviews last updated October 1, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from Tucson 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.
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Food
7.0
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
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Find useful and relevant information for your journey from Tucson to St. Louis. 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 St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsFairview Heights
O'Fallon
Fenton
Swansea
Eureka
Wentzville
Chesterfield
Maryland Heights
Collinsville
Edwardsville
Glencoe
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Tucson and St. Louis flights
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Top 3 airlines flying from Tucson to St. Louis
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$286 | Average$444 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$287 | Average$419 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$306 | Average$536 | FlexibilityNo cancel fee | On-time63% |