$164+ Cheap flights from St. Louis to Tucson (STL - TUS)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — TUS
Apr 10 — Apr 171
Round-trip
1 adult, Economy
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Find cheap flights from St. Louis to Tucson 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
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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 Tucson
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Cheapest flights from St. Louis to TucsonExplore the most affordable flight options available from St. Louis to Tucson. Find the lowest fares from popular airlines and budget airlines, with prices last updated on März 11, 2026.
Explore the most affordable flight options available from St. Louis to Tucson. Find the lowest fares from popular airlines and budget airlines, with prices last updated on März 11, 2026.
This Delta deal was found by Cheapflights users on 3/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 4/185:00 pm
STL
- TUS
1 stop6h 51m
Delta
Di 4/217:10 am
TUS
- STL
1 stop8h 16m
Delta
Deal found 3/8![Delta logo]()
$327
This Orbitz deal was found by Cheapflights users on 3/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 4/210:12 pm
STL
- TUS
1 stop11h 55m
Multiple Airlines
Di 4/77:46 am
TUS
- STL
1 stop14h 13m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Di 4/75:20 am
STL
- TUS
1 stop5h 39m
American Airlines
Di 4/146:00 am
TUS
- STL
1 stop8h 41m
American Airlines
Deal found 3/9![American Airlines logo]()
$331
This Southwest deal was found by Cheapflights users on 3/7. 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.
Sa 4/182:05 pm
STL
- TUS
2 stops8h 55m
Southwest
Di 4/2112:45 pm
TUS
- STL
1 stop7h 15m
Southwest
Deal found 3/7![Southwest logo]()
$332
This Delta deal was found by Cheapflights users on 3/9. 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.
Mi 4/16:00 am
STL
- TUS
1 stop7h 30m
Delta
Sa 4/43:28 pm
TUS
- STL
1 stop6h 30m
Delta
Deal found 3/9![Delta logo]()
$339
This Southwest deal was found by Cheapflights users on 3/9. 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.
Di 4/75:30 am
STL
- TUS
2 stops10h 10m
Southwest
Di 4/147:50 am
TUS
- STL
2 stops8h 15m
Southwest
Deal found 3/9![Southwest logo]()
$345
Best flights from St. Louis to TucsonDiscover carefully curated flight deals from St. Louis to Tucson that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated März 11, 2026.
Discover carefully curated flight deals from St. Louis to Tucson that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated März 11, 2026.
This Southwest deal was found by Cheapflights users on 3/9. 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.
Di 4/75:30 am
STL
- TUS
2 stops10h 10m
Southwest
Di 4/147:50 am
TUS
- STL
2 stops8h 15m
Southwest
Deal found 3/9![Southwest logo]()
$345
This Delta deal was found by Cheapflights users on 3/6. 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.
Fr 5/14:41 pm
STL
- TUS
1 stop7h 10m
Delta
Mo 5/44:56 pm
TUS
- STL
1 stop5h 29m
Delta
Deal found 3/6![Delta logo]()
$406
This United Airlines deal was found by Cheapflights users on 3/10. 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.
Di 3/311:10 pm
STL
- TUS
2 stops10h 12m
United Airlines
Mi 4/112:00 pm
TUS
- STL
1 stop8h 28m
United Airlines
Deal found 3/10![United Airlines logo]()
$420
This American Airlines deal was found by Cheapflights users on 3/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mo 3/304:13 pm
STL
- TUS
2 stops7h 52m
American Airlines
Do 4/23:02 pm
TUS
- STL
1 stop6h 57m
American Airlines
Deal found 3/7![American Airlines logo]()
$470
This Southwest deal was found by Cheapflights users on 3/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 4/231:45 pm
STL
- TUS
1 stop6h 35m
Southwest
Mo 4/277:30 am
TUS
- STL
2 stops14h 45m
Southwest
Deal found 3/8![Southwest logo]()
$396
This Southwest deal was found by Cheapflights users on 3/9. 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.
Do 4/231:45 pm
STL
- TUS
1 stop6h 35m
Southwest
So 4/268:30 pm
TUS
- STL
1 stop12h 05m
Southwest
Deal found 3/9![Southwest logo]()
$411
This Southwest deal was found by Cheapflights users on 3/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 4/247:20 pm
STL
- TUS
1 stop6h 00m
Southwest
Mo 4/277:30 am
TUS
- STL
2 stops14h 45m
Southwest
Deal found 3/8![Southwest logo]()
$417
This Southwest deal was found by Cheapflights users on 3/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 5/147:20 pm
STL
- TUS
1 stop6h 00m
Southwest
Mo 5/183:55 pm
TUS
- STL
1 stop5h 55m
Southwest
Deal found 3/8![Southwest logo]()
$427
This Southwest deal was found by Cheapflights users on 3/10. 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.
Fr 4/247:20 pm
STL
- TUS
1 stop6h 00m
Southwest
Fr 5/17:30 am
TUS
- STL
2 stops14h 45m
Southwest
Deal found 3/10![Southwest logo]()
$458
This Southwest deal was found by Cheapflights users on 3/10. 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.
Mi 5/206:35 am
STL
- TUS
2 stops7h 20m
Southwest
Mi 5/2712:45 pm
TUS
- STL
2 stops8h 30m
Southwest
Deal found 3/10![Southwest logo]()
$462
Last-minute flights from St. Louis to TucsonDiscover last-minute flight deals from St. Louis to Tucson. Data last updated März 11, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Tucson. Data last updated März 11, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 3/9. 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.
Mi 4/16:00 am
STL
- TUS
1 stop7h 30m
Delta
Sa 4/43:28 pm
TUS
- STL
1 stop6h 30m
Delta
Deal found 3/9![Delta logo]()
$339
This Orbitz deal was found by Cheapflights users on 3/10. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 4/210:12 pm
STL
- TUS
1 stop11h 55m
Multiple Airlines
Di 4/77:46 am
TUS
- STL
1 stop14h 13m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$329
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Di 4/75:20 am
STL
- TUS
1 stop5h 39m
American Airlines
Di 4/146:00 am
TUS
- STL
1 stop8h 41m
American Airlines
Deal found 3/9![American Airlines logo]()
$331
This Southwest deal was found by Cheapflights users on 3/9. 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.
Di 4/75:30 am
STL
- TUS
2 stops10h 10m
Southwest
Di 4/147:50 am
TUS
- STL
2 stops8h 15m
Southwest
Deal found 3/9![Southwest logo]()
$345
This Delta deal was found by Cheapflights users on 3/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 4/185:00 pm
STL
- TUS
1 stop6h 51m
Delta
Di 4/217:10 am
TUS
- STL
1 stop8h 16m
Delta
Deal found 3/8![Delta logo]()
$327
This Southwest deal was found by Cheapflights users on 3/7. 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.
Sa 4/182:05 pm
STL
- TUS
2 stops8h 55m
Southwest
Di 4/2112:45 pm
TUS
- STL
1 stop7h 15m
Southwest
Deal found 3/7![Southwest logo]()
$332
One-way flights from St. Louis to TucsonSearch for one-way flight options from St. Louis to Tucson. Find affordable one-way fares based on user searches. Data last updated März 11, 2026.
Search for one-way flight options from St. Louis to Tucson. Find affordable one-way fares based on user searches. Data last updated März 11, 2026.
This Delta deal was found by Cheapflights users on 3/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sa 5/27:25 am
STL
- TUS
1 stop6h 15m
Delta
Deal found 3/8![Delta logo]()
$164
This United Airlines deal was found by Cheapflights users on 3/8. 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.
Sa 5/27:45 am
STL
- TUS
2 stops9h 19m
United Airlines
Deal found 3/8![United Airlines logo]()
$169
This American Airlines deal was found by Cheapflights users on 3/9. 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.
Sa 4/47:03 am
STL
- TUS
1 stop5h 44m
American Airlines
Deal found 3/9![American Airlines logo]()
$172
This Southwest deal was found by Cheapflights users on 3/9. 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.
Sa 4/45:55 pm
STL
- TUS
2 stops7h 50m
Southwest
Deal found 3/9![Southwest logo]()
$177
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Do 3/198:06 pm
STL
- TUS
1 stop14h 08m
Frontier
Deal found 3/5![Frontier logo]()
$182
This American Airlines deal was found by Cheapflights users on 3/6. 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.
Mo 5/185:20 am
STL
- TUS
1 stop5h 39m
American Airlines
Deal found 3/6![American Airlines logo]()
$193
This Delta deal was found by Cheapflights users on 3/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fr 4/106:12 pm
STL
- TUS
1 stop5h 43m
Delta
Deal found 3/7![Delta logo]()
$214
This United Airlines deal was found by Cheapflights users on 3/9. 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.
Sa 4/119:16 am
STL
- TUS
2 stops13h 02m
United Airlines
Deal found 3/9![United Airlines logo]()
$217
This American Airlines deal was found by Cheapflights users on 3/6. 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.
So 3/295:12 am
STL
- TUS
1 stop5h 33m
American Airlines
Deal found 3/6![American Airlines logo]()
$224
This Southwest deal was found by Cheapflights users on 3/7. 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.
So 5/243:00 pm
STL
- TUS
2 stops7h 25m
Southwest
Deal found 3/7![Southwest logo]()
$239
This Southwest deal was found by Cheapflights users on 3/6. 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.
Mo 5/185:15 pm
STL
- TUS
2 stops8h 05m
Southwest
Deal found 3/6![Southwest logo]()
$248
This Delta deal was found by Cheapflights users on 3/9. 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.
Mo 3/237:03 am
STL
- TUS
1 stop9h 11m
Delta
Deal found 3/9![Delta logo]()
$254
Find flight deals from St. Louis to Tucson
Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) to Tucson (TUS). 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 März 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $327 (Delta) |
One-way from | $164 (Delta) |
Popular in | February |
Cheapest in | October |
Average price | $407 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Tucson 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 März 11, 2026.
Use the filters below to find and compare flights from St. Louis to Tucson that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisTucson
STL - TUS
STLTUS
Lambert-St Louis
Di 4/7
5:30 am-1:40 pm
2 stops10h 10m
Tucson
Di 4/14
7:50 am-6:05 pm
2 stops8h 15m
$345
St. LouisTucson
STL - TUS
STLTUS
Lambert-St Louis
Do 4/23
1:45 pm-6:20 pm
1 stop6h 35m
Tucson
Mo 4/27
7:30 am-12:15 am
2 stops14h 45m
$396
St. LouisTucson
STL - TUS
STLTUS
Lambert-St Louis
Fr 5/1
4:41 pm-9:51 pm
1 stop7h 10m
Tucson
Mo 5/4
4:56 pm-12:25 am
1 stop5h 29m
$406
St. LouisTucson
STL - TUS
STLTUS
Lambert-St Louis
Do 4/23
1:45 pm-6:20 pm
1 stop6h 35m
Tucson
So 4/26
8:30 pm-10:35 am
1 stop12h 05m
$411
St. LouisTucson
STL - TUS
STLTUS
Lambert-St Louis
Fr 4/24
7:20 pm-11:20 pm
1 stop6h 00m
Tucson
Mo 4/27
7:30 am-12:15 am
2 stops14h 45m
$417
St. LouisTucson
STL - TUS
STLTUS
Lambert-St Louis
Di 3/31
1:10 pm-9:22 pm
2 stops10h 12m
Tucson
Mi 4/1
12:00 pm-10:28 pm
1 stop8h 28m
$420
Quickest round-trip
St. LouisTucson
STL - TUS
STLTUS
Lambert-St Louis
Do 5/14
7:20 pm-11:20 pm
1 stop6h 00m
Tucson
Mo 5/18
3:55 pm-11:50 pm
1 stop5h 55m
$427
St. LouisTucson
STL - TUS
STLTUS
Lambert-St Louis
Fr 4/24
7:20 pm-11:20 pm
1 stop6h 00m
Tucson
Fr 5/1
7:30 am-12:15 am
2 stops14h 45m
$458
St. LouisTucson
STL - TUS
STLTUS
Lambert-St Louis
Mi 5/20
6:35 am-11:55 am
2 stops7h 20m
Tucson
Mi 5/27
12:45 pm-11:15 pm
2 stops8h 30m
$462
St. LouisTucson
STL - TUS
STLTUS
Lambert-St Louis
Mo 3/30
4:13 pm-10:05 pm
2 stops7h 52m
Tucson
Do 4/2
3:02 pm-11:59 pm
1 stop6h 57m
$470
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from St. Louis to Tucson
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 Tucson in March.
| 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-Tucson flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-Tucson flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from St. Louis-Tucson flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on St. Louis-Tucson 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-Tucson 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 Tucson
Have a flexible travel schedule? Discover the best time to fly to Tucson from St. Louis with our price prediction graph.
STL-TUS
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 Tucson
How far ahead should I book a flight from St. Louis to Tucson?
Use this chart to determine the optimal time to book a round-trip flight from St. Louis to Tucson. Price data was last updated on March 6, 2026.
To ensure you get the cheapest price possible for a flight from St. Louis to Tucson, you should look to book at least 22 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from St. Louis to Tucson?
Currently, September is the cheapest month in which you can book a flight from St. Louis to Tucson (average of $230). Flying from St. Louis to Tucson in February is currently the most expensive (average of $313). 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.
Reviews of airlines servicing Tucson
Get insights into the airlines that provide service to Tucson. 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 Tucson. Reviews last updated März 11, 2026.
Read through reviews of airlines operating flights from St. Louis to Tucson, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Entertainment
7.5
Overall
8.0
Crew
8.6
Food
7.0
Boarding
8.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Tucson. 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 Tucson?
Book flights to Tucson if you plan to visit one of these locationsSierra Vista
Green Valley
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Search flights from St. Louis to Tucson by cabin class
Find flights from St. Louis to Tucson, based on your preferred cabin class, be it economy, premium economy, business, or first class.
St. Louis and Tucson flights
Browse other St. Louis and Tucson flight options. Last updated on März 11, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on März 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Tucson
Explore flights to Tucson departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on März 11, 2026.
Top 4 airlines flying from St. Louis to Tucson
Discover the top 4 airlines that operate flights from St. Louis to Tucson. 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 März 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$143 | Average$337 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$260 | Average$486 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$266 | Average$369 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$271 | Average$397 | FlexibilityNo cancel fee | On-time63% |