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Cheap flights from St. Louis to Tucson (STL - TUS) from $139

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 5/30. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — TUS
May 3 — May 101
From?
To?
Fri 5/3
Fri 5/10
1 adult, Economy
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The best prices from Lambert-St Louis to Tucson are usually found in October or August, booked 51 days in advance, depart on a Tuesday or Saturday and return on a Tuesday

Cheap 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 April 28, 2024.

Popular in

May

Cheapest in

October

Round-trip from

$358

One-way from

$139
High demand for flights, 13% potential price rise
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Best time to find cheap flights, 15% potential price drop
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From Lambert-St Louis to Tucson
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One-way flight from Lambert-St Louis to Tucson
Search Deals

What is the cheapest day to fly round-trip from St. Louis to Tucson?

Monday is generally a great day to depart. Flying on this day could help you save up to 15%.

How far in advance should I book a flight from St. Louis to Tucson?

Travelers have found it’s best to book a flight 52 days in advance to save up to 141% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 52 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Tucson 1-2 weeks in advance for as low as $467, or $655 for flights within the next 24 hours.

What is the cheapest month to fly from St. Louis to Tucson?

October can be a great time to fly to Tucson from St. Louis with a flight ticket averaging about $464. Cheapflights users have found deals in the month of October for as cheap as $362. The most expensive prices can be found in the month of May.

When is the cheapest time to fly from St. Louis to Tucson (STL - TUS)?

Unlike at noon, when flights are generally more expensive, you can save up to 24% on flights from St. Louis to Tucson by exploring options for tickets in the afternoon.

Cheap Delta flights from St. Louis to Tucson

Explore cheap flight options specifically provided by Delta for the route between St. Louis and Tucson. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Take a peek at the cheapest Delta flights we've detected traveling from St. Louis to Tucson. Come back soon if you're not finding the exact deal you're looking for.
Wed 6/194:02 pmSTL - TUS
1 stop7h 54mDelta
Wed 6/265:00 pmTUS - STL
1 stop5h 58mDelta
Deal found 4/27$278
Sat 5/42:27 pmSTL - TUS
1 stop9h 21mDelta
Tue 5/76:00 amTUS - STL
1 stop6h 22mDelta
Deal found 4/27$598
Fri 8/232:20 pmSTL - TUS
2 stops9h 08mDelta
Sun 8/2511:37 amTUS - STL
2 stops10h 02mDelta
Deal found 4/27$1,674

Cheap American Airlines flights from St. Louis to Tucson

Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and Tucson. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Have a look at some of the cheapest available American Airlines flights departing from St. Louis and landing in Tucson. Deals are refreshing constantly so come back soon for more options.
Wed 5/225:21 amSTL - TUS
1 stop5h 13mAmerican Airlines
Wed 5/295:12 pmTUS - STL
1 stop4h 44mAmerican Airlines
Deal found 4/27$276
Fri 5/245:21 amSTL - TUS
1 stop5h 13mAmerican Airlines
Fri 5/315:12 pmTUS - STL
1 stop4h 44mAmerican Airlines
Deal found 4/27$307
Thu 8/85:54 amSTL - TUS
1 stop4h 46mAmerican Airlines
Sun 8/115:10 pmTUS - STL
1 stop4h 39mAmerican Airlines
Deal found 4/27$326
Sat 6/159:44 amSTL - TUS
1 stop4h 55mAmerican Airlines
Sat 6/223:39 pmTUS - STL
1 stop5h 18mAmerican Airlines
Deal found 4/27$336
Sat 6/155:27 amSTL - TUS
2 stops7h 58mAmerican Airlines
Sat 6/223:00 pmTUS - STL
1 stop6h 50mAmerican Airlines
Deal found 4/27$341
Fri 6/77:35 amSTL - TUS
1 stop7h 47mAmerican Airlines
Sun 6/93:39 pmTUS - STL
1 stop5h 18mAmerican Airlines
Deal found 4/26$356
Wed 6/195:27 amSTL - TUS
2 stops7h 55mAmerican Airlines
Wed 6/265:16 pmTUS - STL
1 stop4h 34mAmerican Airlines
Deal found 4/27$392
Wed 7/315:22 amSTL - TUS
2 stops8h 02mAmerican Airlines
Sun 8/43:39 pmTUS - STL
1 stop5h 13mAmerican Airlines
Deal found 4/27$421
Sat 6/155:27 amSTL - TUS
2 stops7h 58mAmerican Airlines
Sat 6/221:53 pmTUS - STL
2 stops7h 04mAmerican Airlines
Deal found 4/27$426

Cheap St. Louis to Tucson flights in April & May 2024

Find cheap flight options from St. Louis to Tucson specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,944,896 searches. Prices were last updated on April 28, 2024.
Check out some of the best flight deals from St. Louis to Tucson in 2024. For more flight deals, be sure to check back very soon.
Wed 5/225:21 amSTL - TUS
1 stop5h 13mAmerican Airlines
Wed 5/295:12 pmTUS - STL
1 stop4h 44mAmerican Airlines
Deal found 4/27$276
Tue 5/283:27 pmSTL - TUS
1 stop8h 04mDelta
Sun 7/75:00 pmTUS - STL
1 stop5h 57mDelta
Deal found 4/28$306
Fri 5/245:21 amSTL - TUS
1 stop5h 13mAmerican Airlines
Fri 5/315:12 pmTUS - STL
1 stop4h 44mAmerican Airlines
Deal found 4/27$307
Sat 5/47:01 amSTL - TUS
1 stop7h 45mAmerican Airlines
Sat 5/115:12 pmTUS - STL
1 stop4h 44mAmerican Airlines
Deal found 4/27$470
Fri 5/105:08 pmSTL - TUS
1 stop7h 29mAmerican Airlines
Sun 5/123:15 pmTUS - STL
1 stop6h 41mAmerican Airlines
Deal found 4/27$507
Fri 5/102:28 pmSTL - TUS
1 stop5h 26mAmerican Airlines
Sun 5/125:39 amTUS - STL
2 stops6h 34mAmerican Airlines
Deal found 4/28$552
Sat 5/410:10 amSTL - TUS
2 stops12h 32mUnited Airlines
Sat 5/116:00 amTUS - STL
1 stop4h 41mUnited Airlines
Deal found 4/27$565
Wed 5/226:00 amSTL - TUS
1 stop6h 44mUnited Airlines
Wed 5/294:32 pmTUS - STL
2 stops17h 41mUnited Airlines
Deal found 4/27$566
Sat 5/42:27 pmSTL - TUS
1 stop9h 21mDelta
Tue 5/76:00 amTUS - STL
1 stop6h 22mDelta
Deal found 4/27$598

St. Louis to Tucson 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Tucson in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Check out some of the best flight deals from St. Louis to Tucson in 2024. For more flight deals, be sure to check back very soon.
Wed 5/225:21 amSTL - TUS
1 stop5h 13mAmerican Airlines
Wed 5/295:12 pmTUS - STL
1 stop4h 44mAmerican Airlines
Deal found 4/27$276
Wed 6/194:02 pmSTL - TUS
1 stop7h 54mDelta
Wed 6/265:00 pmTUS - STL
1 stop5h 58mDelta
Deal found 4/27$278
Tue 5/283:27 pmSTL - TUS
1 stop8h 04mDelta
Sun 7/75:00 pmTUS - STL
1 stop5h 57mDelta
Deal found 4/28$306
Fri 5/245:21 amSTL - TUS
1 stop5h 13mAmerican Airlines
Fri 5/315:12 pmTUS - STL
1 stop4h 44mAmerican Airlines
Deal found 4/27$307
Thu 8/85:54 amSTL - TUS
1 stop4h 46mAmerican Airlines
Sun 8/115:10 pmTUS - STL
1 stop4h 39mAmerican Airlines
Deal found 4/27$326
Sat 6/159:44 amSTL - TUS
1 stop4h 55mAmerican Airlines
Sat 6/223:39 pmTUS - STL
1 stop5h 18mAmerican Airlines
Deal found 4/27$336
Sat 6/155:27 amSTL - TUS
2 stops7h 58mAmerican Airlines
Sat 6/223:00 pmTUS - STL
1 stop6h 50mAmerican Airlines
Deal found 4/27$341
Fri 6/77:35 amSTL - TUS
1 stop7h 47mAmerican Airlines
Sun 6/93:39 pmTUS - STL
1 stop5h 18mAmerican Airlines
Deal found 4/26$356
Thu 10/37:30 amSTL - TUS
1 stop6h 02mAmerican Airlines
Sat 10/125:14 amTUS - STL
1 stop4h 49mAmerican Airlines
Deal found 4/28$376

St. Louis to Tucson flights leaving soon

Find last-minute flight options from St. Louis to Tucson for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Check out these flights departing soon from St. Louis to Tucson. Users should examine the flight details to ensure there are no surprises.
Sat 5/47:01 amSTL - TUS
1 stop7h 45mAmerican Airlines
Sat 5/115:12 pmTUS - STL
1 stop4h 44mAmerican Airlines
Deal found 4/27$470
Sat 5/410:10 amSTL - TUS
2 stops12h 32mUnited Airlines
Sat 5/116:00 amTUS - STL
1 stop4h 41mUnited Airlines
Deal found 4/27$565
Sat 5/42:27 pmSTL - TUS
1 stop9h 21mDelta
Tue 5/76:00 amTUS - STL
1 stop6h 22mDelta
Deal found 4/27$598
Sat 5/45:00 amSTL - TUS
2 stops8h 12mAmerican Airlines
Sat 5/111:55 pmTUS - STL
2 stops7h 04mAmerican Airlines
Deal found 4/27$686
Sat 5/46:00 amSTL - TUS
1 stop6h 44mUnited Airlines
Tue 5/76:00 amTUS - STL
2 stops7h 46mUnited Airlines
Deal found 4/26$750

One-way flights to Tucson from St. Louis

Search for one-way flight options from St. Louis to Tucson. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,944,896 searches. Data last updated April 28, 2024.
Users in need of a one-way flight from St. Louis to Tucson can choose from these deals. For those needing a return trip from St. Louis, there is a search form available above.
Thu 5/302:43 pmSTL - TUS
1 stop6h 31mAmerican Airlines
Deal found 4/27$139
Fri 5/245:21 amSTL - TUS
1 stop5h 13mAmerican Airlines
Deal found 4/26$168
Sat 5/112:28 pmSTL - TUS
1 stop7h 19mAmerican Airlines
Deal found 4/27$171
Sat 5/118:47 amSTL - TUS
2 stops14h 21mUnited Airlines
Deal found 4/27$286
Thu 5/305:31 pmSTL - TUS
2 stops24h 14mUnited Airlines
Deal found 4/27$319
Mon 5/2710:46 amSTL - TUS
2 stops11h 10mAmerican Airlines
Deal found 4/27$332
Fri 5/245:55 amSTL - TUS
2 stops12h 02mAmerican Airlines
Deal found 4/26$363

Find flights from St. Louis to Tucson within your budget

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 2,944,896 searches. Data last updated April 28, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$276 - $702

Route

Depart

Return

Price

Lambert-St LouisTucson

STL - TUS

STLTUS

Lambert-St Louis

Wed 5/22

1 stop5h 13m

Tucson

Wed 5/29

1 stop4h 44m

$276

Lambert-St LouisTucson

STL - TUS

STLTUS

Lambert-St Louis

Wed 6/19

1 stop7h 54m

Tucson

Wed 6/26

1 stop5h 58m

$278

Lambert-St LouisTucson

STL - TUS

STLTUS

Lambert-St Louis

Fri 5/24

1 stop5h 13m

Tucson

Fri 5/31

1 stop4h 44m

$307

Lambert-St LouisTucson

STL - TUS

STLTUS

Lambert-St Louis

Thu 8/8

1 stop4h 46m

Tucson

Sun 8/11

1 stop4h 39m

$326

Lambert-St LouisTucson

STL - TUS

STLTUS

Lambert-St Louis

Sat 6/15

1 stop4h 55m

Tucson

Sat 6/22

1 stop5h 18m

$336

Lambert-St LouisTucson

STL - TUS

STLTUS

Lambert-St Louis

Sat 6/15

2 stops7h 58m

Tucson

Sat 6/22

1 stop6h 50m

$341

Lambert-St LouisTucson

STL - TUS

STLTUS

Lambert-St Louis

Fri 6/7

1 stop7h 47m

Tucson

Sun 6/9

1 stop5h 18m

$356

Lambert-St LouisTucson

STL - TUS

STLTUS

Lambert-St Louis

Wed 5/22

1 stop6h 44m

Tucson

Wed 5/29

2 stops17h 41m

$566

Lambert-St LouisTucson

STL - TUS

STLTUS

Lambert-St Louis

Wed 5/22

2 stops17h 49m

Tucson

Wed 5/29

2 stops19h 09m

$702

Flights are sorted by cheapest first

Deals found on 4/27

When is the best time to 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 January 28, 2024.
To ensure you get the cheapest price possible for a flight from St. Louis to Tucson, you should look to book at least 51 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.
Search Deals

When is the cheapest time to fly from St. Louis to Tucson?

Use this chart to determine the cheapest time to fly round-trip from St. Louis to Tucson. Price data was last updated on April 21, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their St. Louis to Tucson flight should consider departing on Monday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Tucson by month

Plan your trip from St. Louis to Tucson by taking into account the cheapest months to travel. The average price of a one-way flight from St. Louis to Tucson is currently $254 while a round-trip flight costs $388. Price data was last updated on April 21, 2024.

Currently, January is the cheapest month in which you can book a flight from St. Louis to Tucson (average of $358). Flying from St. Louis to Tucson in June is currently the most expensive (average of $505). 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.

January

$358

February

$397

March

$463

April

$437

May

$468

June

$505

July

$484

August

$444

September

$402

October

$417

November

$410

December

$386

Temperature and rainfall in Tucson by month

Plan your trip to Tucson by taking into account the average temperature and rainfall totals by month.

TUS

Temperature

51.8 - 87.8 °F

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 April 28, 2024.
To help decide which airline to fly from St. Louis to Tucson, see what other customers have to say about Delta, American Airlines and United Airlines. 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.
Alaska Airlines
8.1
Very good
9,110 reviews
Check prices

Overall

8.1

Entertainment

7.3

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,110 reviews
Alaska Airlines
8.1
Very good
9,110 reviews
Check prices

Overall

8.1

Entertainment

7.3

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.1
Very good
10,932 reviews
Alaska Airlines
8.1
Very good
9,110 reviews
Check prices

Overall

8.1

Entertainment

7.3

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
11,221 reviews
Alaska Airlines
8.1
Very good
9,110 reviews
Check prices

Overall

8.1

Entertainment

7.3

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,844 reviews
Alaska Airlines
8.1
Very good
9,110 reviews
Check prices

Overall

8.1

Entertainment

7.3

Crew

8.6

Boarding

8.2

Food

7.3

Comfort

7.9

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

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.

  • Can I find flights from St. Louis to Tucson for under $300 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Tucson for under $300. The cheapest flight booked recently is on American Airlines for just $276, but on average you can expect to pay $468.

  • Are there last-minute flights available from St. Louis to Tucson for under $500?

    There are currently 5+ open flights from St. Louis to Tucson within the next 7 days for less than $500.

  • What are the cheapest airlines flying from St. Louis to Tucson round-trip?

    Flying on American Airlines is currently your cheapest option to Tucson, with prices starting at $276. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $278 and $566, respectively. American Airlines is 40% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most popular airlines that fly from St. Louis to Tucson?

    American Airlines, Delta and United Airlines are the most popular airlines when flying from St. Louis to Tucson.

  • What does STL to TUS mean?

    Lambert-St Louis Airport is STL and Tucson Airport is TUS. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from St. Louis to Tucson that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Tucson flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Tucson with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Tucson flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from St. Louis to Tucson by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from St. Louis to Tucson that allow pets onboard?

    Many airlines flying from St. Louis to Tucson offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Tucson?

    Yes, you can often find last-minute deals on St. Louis to Tucson flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Tucson flight deals updated?

    The St. Louis to Tucson flight deals you see on this page were last updated on 4/28.

See more FAQs

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Alternative routes for St. Louis to Tucson
See prices for flight routes from nearby airports that may be better suited for you.

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Top 3 airlines flying from St. Louis to Tucson

Discover the top 3 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 2,944,896 searches. Data last updated April 28, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$284Average$410FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$296Average$459FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$347Average$477FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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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.
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Business Class
Prem Econ Class
Economy Class

Weekly flight availability from St. Louis to Tucson

Explore weekly flight availability from St. Louis to Tucson. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 28, 2024.
Sunday0daily flights
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Tucson?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from St. Louis to Tucson. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Tucson?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from St. Louis to Tucson.

Can Cheapflights find flights from St. Louis to Tucson with no change fees?

Yes! Cheapflights helps users easily find flights from St. Louis to Tucson with no change fees.

Can Cheapflights notify me if prices for flights from St. Louis to Tucson become cheaper?

Yes! Start tracking prices for St. Louis to Tucson flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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