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$159+ Cheap flights from Tucson to St. Louis (TUS - STL)

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
TUS — STL
févr. 26 — mars 51
mer. 2/26
mer. 3/5
1 adult, Economy
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The best prices from Tucson to Lambert-St Louis are usually found in January or November, booked 58 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap 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 février 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$317
(American Airlines)

One-way from

$159
(Delta)

Popular in

December

Cheapest in

January

Average price

$365
Provider with most accurate pricing for Tucson-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Tucson-Lambert-St Louis flights.
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From Tucson to Lambert-St Louis
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One-way flight from Tucson to Lambert-St Louis
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Tucson to St. Louis

Cheapest flights from Tucson to St. Louis
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 février 21, 2025.

This American Airlines deal was found by Cheapflights users on 2/20. 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.
lun. 3/1012:34 pmTUS - STL
1 stop7h 44mAmerican Airlines
mer. 3/125:37 pmSTL - TUS
1 stop7h 23mAmerican Airlines
Deal found 2/20$317
This Southwest deal was found by Cheapflights users on 2/20. 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.
lun. 3/103:55 pmTUS - STL
1 stop6h 40mSouthwest
mer. 3/1210:25 amSTL - TUS
2 stops10h 15mSouthwest
Deal found 2/20$322
This United deal was found by Cheapflights users on 2/20. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/117:00 amTUS - STL
1 stop6h 31mUnited Airlines
mer. 3/2610:03 amSTL - TUS
2 stops9h 41mUnited Airlines
Deal found 2/20$403

Find flights from Tucson to St. Louis within your budget

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 2,558,603 searches. Data last updated février 21, 2025.

Fly from

Tucson

Fly to

St. Louis

Route

Depart

Return

Price

TucsonSt. Louis

TUS - STL

TUSSTL

Tucson

lun. 3/10

12:34 pm-10:18 pm

1 stop7h 44m

Lambert-St Louis

mer. 3/12

5:37 pm-11:00 pm

1 stop7h 23m

$317

TucsonSt. Louis

TUS - STL

TUSSTL

Tucson

lun. 3/10

3:55 pm-12:35 am

1 stop6h 40m

Lambert-St Louis

mer. 3/12

10:25 am-6:40 pm

2 stops10h 15m

$322

TucsonSt. Louis

TUS - STL

TUSSTL

Tucson

mar. 3/11

7:00 am-3:31 pm

1 stop6h 31m

Lambert-St Louis

mer. 3/26

10:03 am-5:44 pm

2 stops9h 41m

$403

TucsonSt. Louis

TUS - STL

TUSSTL

Tucson

mar. 3/11

3:14 pm-11:31 pm

1 stop6h 17m

$159

TucsonSt. Louis

TUS - STL

TUSSTL

Tucson

mar. 3/11

10:40 am-8:40 pm

2 stops8h 00m

$164

TucsonSt. Louis

TUS - STL

TUSSTL

Tucson

mer. 3/12

7:15 pm-11:02 am

2 stops13h 47m

$204

TucsonSt. Louis

TUS - STL

TUSSTL

Tucson

dim. 3/9

5:13 pm-11:58 pm

1 stop4h 45m

$224

TucsonSt. Louis

TUS - STL

TUSSTL

Tucson

mar. 3/11

6:44 am-11:09 pm

3 stops14h 25m

$859

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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.

Travel insights for flights from Tucson to St. Louis

Get recent, data-driven insights about flights from Tucson to St. Louis including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Tucson to St. Louis. Price data was last updated on February 14, 2025.

To ensure you get the cheapest price possible for a flight from Tucson to St. Louis, you should look to book at least 58 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 Tucson to St. Louis?

Currently, August is the cheapest month in which you can book a flight from Tucson to St. Louis (average of $311). Flying from Tucson to St. Louis in March is currently the most expensive (average of $356). 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.

What is the cheapest time of day to fly from TUS to STL?

Find hourly flight availability from Tucson to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated février 21, 2025.

It’s optimal to fly from Tucson to St. Louis at noon. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight in the afternoon.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 février 21, 2025.
Southwest
8.1
Very good
4,408 reviews

Overall

8.1

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,408 reviews
Southwest
8.1
Very good
4,408 reviews

Overall

8.1

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,408 reviews

Overall

8.1

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,217 reviews
Southwest
8.1
Very good
4,408 reviews

Overall

8.1

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,760 reviews
Southwest
8.1
Very good
4,408 reviews

Overall

8.1

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,408 reviews

Overall

8.1

Food

7.1

Crew

8.7

Entertainment

7.6

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

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.

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

    Our cheapest airline available from Tucson to St. Louis is American Airlines. Our recent data shows that you can find tickets from as low as $317 on this airline. Additional options worth looking into are Southwest and United Airlines, starting at $322 and $403 round-trip. Users have found that American Airlines is 24% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Tucson to St. Louis one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $159. Southwest flights start at $164 while deals on United Airlines start at $204 one-way.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Tucson to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Tucson to St. Louis (average of $311). Flying from Tucson to St. Louis in March is currently the most expensive (average of $356). 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.

See more FAQs

Traveling to a place near Tucson?

Book flights to Tucson if you plan to visit one of these locations
Fenton
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Alton
Farmington
Chesterfield

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Top 3 airlines flying from Tucson to St. Louis

Discover the top 3 airlines that operate flights from Tucson to St. Louis. 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 février 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$297Average$404FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$311Average$386FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$350Average$459FlexibilityNo cancel feeOn-time69%
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