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Cheap flights from St. Louis to Tucson from $135

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Tucson

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:45 pm - 9:50 pmSTL  Lambert-St Louis-TUS Tucson
7h 05m1 stop Dallas/Fort Worth
American Airlines Logo
8:00 am - 2:55 pmTUS  Tucson-STL Lambert-St Louis
5h 55m1 stop Dallas/Fort Worth
$269American Airlines
Wed, Jan 6 - Wed, Jan 13
American Airlines Logo
12:08 pm - 6:51 pmSTL  Lambert-St Louis-TUS Tucson
7h 43m1 stop Dallas/Fort Worth
American Airlines Logo
4:35 pm - 11:56 pmTUS  Tucson-STL Lambert-St Louis
6h 21m1 stop Phoenix Sky Harbor Intl
$269American Airlines
Thu, Feb 18 - Sat, Feb 27
Southwest Logo
5:55 am - 11:25 amSTL  Lambert-St Louis-TUS Tucson
6h 30m1 stop Phoenix Sky Harbor Intl
Southwest Logo
6:00 pm - 12:55 amTUS  Tucson-STL Lambert-St Louis
5h 55m1 stop Phoenix Sky Harbor Intl
$269Southwest
Tue, Nov 17 - Sat, Nov 21
United Airlines Logo
3:07 pm - 10:15 pmSTL  Lambert-St Louis-TUS Tucson
8h 08m1 stop Houston George Bush Intcntl
United Airlines Logo
12:37 pm - 8:38 pmTUS  Tucson-STL Lambert-St Louis
7h 01m1 stop Denver Intl
$269United Airlines
Wed, Jan 6 - Wed, Jan 13
United Airlines Logo
4:39 pm - 9:34 pmSTL  Lambert-St Louis-TUS Tucson
5h 55m1 stop Denver Intl
United Airlines Logo
7:30 am - 2:13 pmTUS  Tucson-STL Lambert-St Louis
5h 43m1 stop Houston George Bush Intcntl
$269United Airlines
Wed, Nov 11 - Wed, Nov 18
American Airlines Logo
6:57 pm - 11:58 pmSTL  Lambert-St Louis-TUS Tucson
6h 01m1 stop Dallas/Fort Worth
American Airlines Logo
5:55 pm - 11:52 pmTUS  Tucson-STL Lambert-St Louis
4h 57m1 stop Phoenix Sky Harbor Intl
$269American Airlines
Thu, Dec 24 - Wed, Dec 30
Southwest Logo
2:35 pm - 8:25 pmSTL  Lambert-St Louis-TUS Tucson
6h 50m2 stops Denver Intl Phoenix Sky Harbor Intl
Southwest Logo
4:10 pm - 12:55 amTUS  Tucson-STL Lambert-St Louis
7h 45m1 stop Denver Intl
$274Southwest
Tue, Nov 17 - Sat, Nov 21
Southwest Logo
5:55 am - 11:25 amSTL  Lambert-St Louis-TUS Tucson
6h 30m1 stop Phoenix Sky Harbor Intl
Southwest Logo
6:45 am - 3:20 pmTUS  Tucson-STL Lambert-St Louis
7h 35m2 stops San Diego Denver Intl
$274Southwest
Wed, Nov 11 - Wed, Nov 18
Delta Logo
6:00 am - 12:14 pmSTL  Lambert-St Louis-TUS Tucson
7h 14m1 stop Atlanta Hartsfield-Jackson
Delta Logo
1:35 pm - 11:39 pmTUS  Tucson-STL Lambert-St Louis
9h 04m1 stop Atlanta Hartsfield-Jackson
$287Delta
Tue, Feb 16 - Sat, Feb 20
Delta Logo
6:13 am - 1:01 pmSTL  Lambert-St Louis-TUS Tucson
7h 48m1 stop Minneapolis St Paul
Delta Logo
3:00 pm - 11:56 pmTUS  Tucson-STL Lambert-St Louis
7h 56m1 stop Atlanta Hartsfield-Jackson
$369Delta
Thu, Nov 19 - Sun, Nov 22

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Delta flights from St. Louis to Tucson

Our best Delta deals on St. Louis to Tucson flight tickets
Delta
Feb 16
STL6:00 amLambert-St Louis
7h 14m
1 stop
TUS12:14 pmTucson
Feb 20
TUS1:35 pmTucson
9h 04m
1 stop
STL11:39 pmLambert-St Louis
$287
Delta
Nov 19
STL6:13 amLambert-St Louis
7h 48m
1 stop
TUS1:01 pmTucson
Nov 22
TUS3:00 pmTucson
7h 56m
1 stop
STL11:56 pmLambert-St Louis
$369
Delta
Mar 2
STL9:00 amLambert-St Louis
6h 54m
1 stop
TUS2:54 pmTucson
Mar 10
TUS8:10 amTucson
8h 46m
1 stop
STL5:56 pmLambert-St Louis
$417

American Airlines flights from St. Louis to Tucson

Our best American Airlines deals on St. Louis to Tucson flight tickets
American Airlines
Dec 24
STL6:57 pmLambert-St Louis
6h 01m
1 stop
TUS11:58 pmTucson
Dec 30
TUS5:55 pmTucson
4h 57m
1 stop
STL11:52 pmLambert-St Louis
$269
American Airlines
Jan 6
STL9:41 amLambert-St Louis
7h 31m
1 stop
TUS4:12 pmTucson
Jan 13
TUS2:47 pmTucson
7h 45m
2 stops
STL11:32 pmLambert-St Louis
$329
American Airlines
Dec 4
STL7:16 pmLambert-St Louis
5h 48m
1 stop
TUS12:04 amTucson
Dec 6
TUS5:13 pmTucson
5h 21m
1 stop
STL11:34 pmLambert-St Louis
$361

momondo Fare Finder

 
Use the filters below to find and compare flights from St. Louis to Tucson that are best for you.

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Route

Depart

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Price

Cheapest round-trip

St. LouisTucson

STL Lambert-St Louis - TUS Tucson

STLTUS

Lambert-St Louis

Wed 1/6

3:45 pm-9:50 pm

1 stop7h 05m

Tucson

Wed 1/13

8:00 am-2:55 pm

1 stop5h 55m

$269

St. LouisTucson

STL Lambert-St Louis - TUS Tucson

STLTUS

Lambert-St Louis

Thu 2/18

12:08 pm-6:51 pm

1 stop7h 43m

Tucson

Sat 2/27

4:35 pm-11:56 pm

1 stop6h 21m

$269

St. LouisTucson

STL Lambert-St Louis - TUS Tucson

STLTUS

Lambert-St Louis

Tue 11/17

5:55 am-11:25 am

1 stop6h 30m

Tucson

Sat 11/21

6:00 pm-12:55 am

1 stop5h 55m

$269

St. LouisTucson

STL Lambert-St Louis - TUS Tucson

STLTUS

Lambert-St Louis

Wed 1/6

3:07 pm-10:15 pm

1 stop8h 08m

Tucson

Wed 1/13

12:37 pm-8:38 pm

1 stop7h 01m

$269

St. LouisTucson

STL Lambert-St Louis - TUS Tucson

STLTUS

Lambert-St Louis

Wed 11/11

4:39 pm-9:34 pm

1 stop5h 55m

Tucson

Wed 11/18

7:30 am-2:13 pm

1 stop5h 43m

$269
Quickest round-trip

St. LouisTucson

STL Lambert-St Louis - TUS Tucson

STLTUS

Lambert-St Louis

Thu 12/24

6:57 pm-11:58 pm

1 stop6h 01m

Tucson

Wed 12/30

5:55 pm-11:52 pm

1 stop4h 57m

$269

St. LouisTucson

STL Lambert-St Louis - TUS Tucson

STLTUS

Lambert-St Louis

Tue 11/17

2:35 pm-8:25 pm

2 stops6h 50m

Tucson

Sat 11/21

4:10 pm-12:55 am

1 stop7h 45m

$274

St. LouisTucson

STL Lambert-St Louis - TUS Tucson

STLTUS

Lambert-St Louis

Wed 11/11

5:55 am-11:25 am

1 stop6h 30m

Tucson

Wed 11/18

6:45 am-3:20 pm

2 stops7h 35m

$274

St. LouisTucson

STL Lambert-St Louis - TUS Tucson

STLTUS

Lambert-St Louis

Tue 2/16

6:00 am-12:14 pm

1 stop7h 14m

Tucson

Sat 2/20

1:35 pm-11:39 pm

1 stop9h 04m

$287

St. LouisTucson

STL Lambert-St Louis - TUS Tucson

STLTUS

Lambert-St Louis

Thu 11/19

6:13 am-1:01 pm

1 stop7h 48m

Tucson

Sun 11/22

3:00 pm-11:56 pm

1 stop7h 56m

$369

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Tucson from

How to get the cheapest flight ticket from St. Louis to Tucson

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between St. Louis and Tucson?

Prices are currently low for flights on this route.

Typical prices usually range from $380 to $584.
The lowest price recently found on this route was $269.

What is the cheapest month to fly to Tucson?

In general, January is the cheapest month to fly from St. Louis to Tucson. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $354. If you don’t want to visit Tucson in January, then you should wait until May to fly from St. Louis, when ticket prices are also cheap, with an average price of $383.

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

You are more likely to see cheaper flights to Tucson from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Tucson for around $447 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tucson from St. Louis for as low as $321 on momondo.

How have St. Louis to Tucson flight prices changed over time?

As of October 2026, prices for St. Louis to Tucson flights are approximately 12% more expensive when compared to flights at the same time last year.

When to book flights from St. Louis to Tucson

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Tucson according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Tucson (STL to TUS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Tucson

Best Price Found

$135

Fastest flight time

5h 30m

Direct flights

None
The best one-way flight to Tucson from St. Louis in the past 72 hours is $135. The best round-trip flight deal from St. Louis to Tucson found on momondo in the last 72 hours is $269.
The fastest flight from St. Louis to Tucson takes 5h 30m
There are no direct flights from St. Louis to Tucson. There are no popular flight routes from St. Louis to Tucson.
Search flight deals

Frequently asked questions about flying from St. Louis to Tucson

  • How far is Lambert-St Louis to Tucson by plane?

    The straight-line distance from Lambert-St Louis to Tucson is 1245.9 mi. Typically, this will take 5h 30m by plane in normal conditions.

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Tucson Airport?

    Prices for flights from Lambert-St Louis Airport to Tucson Airport were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Tucson Airport?

  • How old do you have to be to fly from Lambert-St Louis Airport to Tucson Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Tucson Airport.

  • What documentation or ID do you need to fly to Tucson Airport?

    The travel and health documents you'll need for your trip to Tucson Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Tucson Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from St. Louis to Tucson?

Best airlines flying from St. Louis to Tucson

Compare and see reviews for airlines that fly from St. Louis to Tucson with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $287Free CancellationRating
7.3
10,400 reviews
Search United Airlines flights
American AirlinesPriceFrom $288Free CancellationRating
7.0
12,184 reviews
Search American Airlines flights
SouthwestPriceFrom $307Free CancellationRating
7.9
4,208 reviews
Search Southwest flights

Traveling to a place near Tucson?

Book flights to Tucson if you plan to visit one of these locations
Tombstone
Sierra Vista
Bisbee
Oro Valley
Green Valley
Douglas

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Tucson?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Tucson from St. Louis.

Can I find flights from St. Louis to Tucson with flexible booking policies on momondo?

Flights from St. Louis to Tucson with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to Tucson?

Once all potential St. Louis to Tucson flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from St. Louis to Tucson right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Tucson now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Tucson and let you know when they change.

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