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Cheap flights from Tucson to St. Louis from $135

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Tucson to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
4:07 pm - 11:56 pmTUS  Tucson-STL Lambert-St Louis
6h 49m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
5:29 pm - 11:55 pmSTL  Lambert-St Louis-TUS Tucson
7h 26m1 stop Chicago O'Hare Intl
$269American Airlines
Thu, Nov 12 - Mon, Nov 16
Delta Logo
7:00 am - 2:43 pmTUS  Tucson-STL Lambert-St Louis
6h 43m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:20 am - 2:54 pmSTL  Lambert-St Louis-TUS Tucson
8h 34m1 stop Atlanta Hartsfield-Jackson
$269Delta
Tue, Jan 12 - Tue, Jan 19
Southwest Logo
10:30 am - 6:30 pmTUS  Tucson-STL Lambert-St Louis
7h 00m2 stops Las Vegas Harry Reid Intl Denver Intl
Southwest Logo
6:35 am - 10:50 amSTL  Lambert-St Louis-TUS Tucson
5h 15m1 stop Denver Intl
$276Southwest
Tue, Jan 12 - Tue, Jan 19
Southwest Logo
6:10 pm - 12:20 amTUS  Tucson-STL Lambert-St Louis
5h 10m1 stop Phoenix Sky Harbor Intl
Southwest Logo
5:05 am - 1:20 pmSTL  Lambert-St Louis-TUS Tucson
9h 15m1 stop Los Angeles
$311Southwest
Fri, Nov 13 - Sun, Nov 15
United Airlines Logo
6:30 am - 3:43 pmTUS  Tucson-STL Lambert-St Louis
8h 13m2 stops Denver Intl Chicago O'Hare Intl
United Airlines Logo
4:39 pm - 9:34 pmSTL  Lambert-St Louis-TUS Tucson
5h 55m1 stop Denver Intl
$311United Airlines
Thu, Nov 12 - Mon, Nov 16
American Airlines Logo
7:44 am - 1:58 pmTUS  Tucson-STL Lambert-St Louis
5h 14m1 stop Dallas/Fort Worth
American Airlines Logo
12:56 pm - 7:31 pmSTL  Lambert-St Louis-TUS Tucson
7h 35m1 stop Dallas/Fort Worth
$355American Airlines
Thu, Nov 19 - Mon, Nov 23
American Airlines Logo
2:21 pm - 11:33 pmTUS  Tucson-STL Lambert-St Louis
8h 12m1 stop Dallas/Fort Worth
American Airlines Logo
5:29 pm - 12:16 amSTL  Lambert-St Louis-TUS Tucson
7h 47m1 stop Chicago O'Hare Intl
$358American Airlines
Fri, Nov 13 - Sat, Nov 21
Delta Logo
5:50 pm - 12:40 amTUS  Tucson-STL Lambert-St Louis
5h 50m1 stop Salt Lake City
Delta Logo
2:20 pm - 10:36 pmSTL  Lambert-St Louis-TUS Tucson
9h 16m1 stop Salt Lake City
$365Delta
Thu, Nov 19 - Sun, Nov 22
Delta Logo
3:00 pm - 11:56 pmTUS  Tucson-STL Lambert-St Louis
7h 56m1 stop Atlanta Hartsfield-Jackson
Delta Logo
6:13 am - 1:01 pmSTL  Lambert-St Louis-TUS Tucson
7h 48m1 stop Minneapolis St Paul
$385Delta
Thu, Nov 19 - Sun, Nov 22
United Airlines Logo
8:07 pm - 5:06 amTUS  Tucson-STL Lambert-St Louis
7h 59m1 stop San Francisco
United Airlines Logo
8:30 am - 3:07 pmSTL  Lambert-St Louis-TUS Tucson
7h 37m1 stop San Francisco
$395United Airlines
Thu, Dec 17 - Tue, Jan 5

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Delta flights from Tucson to St. Louis

Our best Delta deals on Tucson to St. Louis flight tickets
Delta
Nov 19
TUS5:50 pmTucson
5h 50m
1 stop
STL12:40 amLambert-St Louis
Nov 22
STL2:20 pmLambert-St Louis
9h 16m
1 stop
TUS10:36 pmTucson
$365
Delta
Nov 19
TUS3:00 pmTucson
7h 56m
1 stop
STL11:56 pmLambert-St Louis
Nov 22
STL6:13 amLambert-St Louis
7h 48m
1 stop
TUS1:01 pmTucson
$385
Delta
Nov 19
TUS6:00 amTucson
6h 23m
1 stop
STL1:23 pmLambert-St Louis
Nov 23
STL2:20 pmLambert-St Louis
9h 16m
1 stop
TUS10:36 pmTucson
$477

American Airlines flights from Tucson to St. Louis

Our best American Airlines deals on Tucson to St. Louis flight tickets
American Airlines
Nov 12
TUS4:07 pmTucson
6h 49m
1 stop
STL11:56 pmLambert-St Louis
Nov 16
STL5:29 pmLambert-St Louis
7h 26m
1 stop
TUS11:55 pmTucson
$269
American Airlines
Nov 19
TUS7:44 amTucson
5h 14m
1 stop
STL1:58 pmLambert-St Louis
Nov 23
STL12:56 pmLambert-St Louis
7h 35m
1 stop
TUS7:31 pmTucson
$355
American Airlines
Nov 13
TUS2:21 pmTucson
8h 12m
1 stop
STL11:33 pmLambert-St Louis
Nov 21
STL5:29 pmLambert-St Louis
7h 47m
1 stop
TUS12:16 amTucson
$358

momondo Fare Finder

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

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Price

Cheapest round-trip

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Thu 11/12

4:07 pm-11:56 pm

1 stop6h 49m

Lambert-St Louis

Mon 11/16

5:29 pm-11:55 pm

1 stop7h 26m

$269

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Tue 1/12

7:00 am-2:43 pm

1 stop6h 43m

Lambert-St Louis

Tue 1/19

7:20 am-2:54 pm

1 stop8h 34m

$269
Quickest round-trip

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Tue 1/12

10:30 am-6:30 pm

2 stops7h 00m

Lambert-St Louis

Tue 1/19

6:35 am-10:50 am

1 stop5h 15m

$276

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Fri 11/13

6:10 pm-12:20 am

1 stop5h 10m

Lambert-St Louis

Sun 11/15

5:05 am-1:20 pm

1 stop9h 15m

$311

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Thu 11/12

6:30 am-3:43 pm

2 stops8h 13m

Lambert-St Louis

Mon 11/16

4:39 pm-9:34 pm

1 stop5h 55m

$311

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Thu 11/19

7:44 am-1:58 pm

1 stop5h 14m

Lambert-St Louis

Mon 11/23

12:56 pm-7:31 pm

1 stop7h 35m

$355

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Fri 11/13

2:21 pm-11:33 pm

1 stop8h 12m

Lambert-St Louis

Sat 11/21

5:29 pm-12:16 am

1 stop7h 47m

$358

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Thu 11/19

5:50 pm-12:40 am

1 stop5h 50m

Lambert-St Louis

Sun 11/22

2:20 pm-10:36 pm

1 stop9h 16m

$365

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Thu 11/19

3:00 pm-11:56 pm

1 stop7h 56m

Lambert-St Louis

Sun 11/22

6:13 am-1:01 pm

1 stop7h 48m

$385

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Thu 12/17

8:07 pm-5:06 am

1 stop7h 59m

Lambert-St Louis

Tue 1/5

8:30 am-3:07 pm

1 stop7h 37m

$395

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 St. Louis from

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

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 Tucson and St. Louis?

Prices are currently low for flights on this route.

Typical prices usually range from $416 to $588.
The lowest price recently found on this route was $269.

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

In general, February is the cheapest month to fly from Tucson to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $287. The month of January is another great option to travel to St. Louis, with average flight prices from Tucson averaging around $366.

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

As of October 2026, prices for Tucson to St. Louis flights are approximately 9% more expensive when compared to flights at the same time last year.

When to book flights from Tucson to St. Louis

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

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

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

Best Price Found

$135

Fastest flight time

4h 57m

Direct flights

None
The best one-way flight to St. Louis from Tucson in the past 72 hours is $135. The best round-trip flight deal from Tucson to St. Louis found on momondo in the last 72 hours is $269.
The fastest flight from Tucson to St. Louis takes 4h 57m
There are no direct flights from Tucson to St. Louis. There are no popular flight routes from Tucson to St. Louis.
Search flight deals

Frequently asked questions about flying from Tucson to St. Louis

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

    The distance between Tucson and Lambert-St Louis is about 1245.9 mi. A reasonable flight in good conditions will take 4h 57m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Tucson Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Tucson to St. Louis

Compare and see reviews for airlines that fly from Tucson to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $287Free CancellationRating
7.3
10,388 reviews
Search United Airlines flights
American AirlinesPriceFrom $287Free CancellationRating
7.0
12,178 reviews
Search American Airlines flights
SouthwestPriceFrom $358Free CancellationRating
7.9
4,212 reviews
Search Southwest flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Fairview Heights
Chesterfield
Maryland Heights
St. Peters
Alton
Collinsville
Florissant
Farmington
Hermann
Clayton
Festus
Fenton
Edwardsville
O'Fallon
Eureka
Wentzville
Litchfield
Grafton
Waterloo

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Tucson to St. Louis. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Tucson to St. Louis 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 Tucson to St. Louis?

Once all potential Tucson to St. Louis 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 Tucson to St. Louis right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Tucson to St. Louis flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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