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Cheap flights from Tucson to St. Louis from $129

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
2:31 pm - 12:19 amTUS  Tucson-STL Lambert-St Louis
7h 48m1 stop Chicago O'Hare Intl
American Airlines Logo
8:29 am - 1:31 pmSTL  Lambert-St Louis-TUS Tucson
6h 02m1 stop Dallas/Fort Worth
$257American Airlines
Wed, Oct 28 - Tue, Nov 3
American Airlines Logo
11:53 am - 8:43 pmTUS  Tucson-STL Lambert-St Louis
6h 50m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
5:00 am - 9:56 amSTL  Lambert-St Louis-TUS Tucson
5h 56m1 stop Dallas/Fort Worth
$257American Airlines
Wed, Oct 28 - Sat, Nov 7
Southwest Logo
8:10 am - 5:10 pmTUS  Tucson-STL Lambert-St Louis
8h 00m1 stop Chicago Midway
Southwest Logo
2:55 pm - 9:45 pmSTL  Lambert-St Louis-TUS Tucson
7h 50m1 stop Denver Intl
$257Southwest
Wed, Nov 4 - Sat, Nov 7
United Airlines Logo
1:40 pm - 8:36 pmTUS  Tucson-STL Lambert-St Louis
4h 56m1 stop Denver Intl
United Airlines Logo
5:00 am - 11:21 amSTL  Lambert-St Louis-TUS Tucson
8h 21m1 stop Chicago O'Hare Intl
$257United Airlines
Sat, Oct 24 - Wed, Oct 28
United Airlines Logo
6:06 am - 2:10 pmTUS  Tucson-STL Lambert-St Louis
6h 04m1 stop Houston George Bush Intcntl
United Airlines Logo
1:36 pm - 4:46 pmSTL  Lambert-St Louis-TUS Tucson
5h 10m1 stop Denver Intl
$257United Airlines
Sat, Oct 17 - Sat, Oct 24
Delta Logo
1:26 pm - 11:54 pmTUS  Tucson-STL Lambert-St Louis
8h 28m1 stop Atlanta Hartsfield-Jackson
Delta Logo
2:31 pm - 11:06 pmSTL  Lambert-St Louis-TUS Tucson
9h 35m1 stop Atlanta Hartsfield-Jackson
$257Delta
Tue, Oct 27 - Tue, Nov 10
Delta Logo
4:30 pm - 12:44 amTUS  Tucson-STL Lambert-St Louis
6h 14m1 stop Salt Lake City
Delta Logo
5:00 pm - 10:37 pmSTL  Lambert-St Louis-TUS Tucson
6h 37m1 stop Salt Lake City
$257Delta
Tue, Oct 27 - Sat, Nov 7
American Airlines Logo
9:37 am - 7:18 pmTUS  Tucson-STL Lambert-St Louis
7h 41m1 stop Dallas/Fort Worth
American Airlines Logo
10:12 am - 3:12 pmSTL  Lambert-St Louis-TUS Tucson
7h 00m1 stop Dallas/Fort Worth
$257American Airlines
Wed, Oct 28 - Sat, Oct 31
Southwest Logo
7:10 am - 5:25 pmTUS  Tucson-STL Lambert-St Louis
9h 15m2 stops Phoenix Sky Harbor Intl Omaha Eppley Airfield
Southwest Logo
2:55 pm - 9:45 pmSTL  Lambert-St Louis-TUS Tucson
7h 50m1 stop Denver Intl
$262Southwest
Wed, Nov 4 - Sat, Nov 7
Southwest Logo
2:05 pm - 11:35 pmTUS  Tucson-STL Lambert-St Louis
7h 30m2 stops Las Vegas Harry Reid Intl Dallas Love Field
Southwest Logo
6:10 am - 12:10 pmSTL  Lambert-St Louis-TUS Tucson
8h 00m1 stop Chicago Midway
$262Southwest
Wed, Oct 28 - Sat, Oct 31

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American Airlines flights from Tucson to St. Louis

Our best American Airlines deals on Tucson to St. Louis flight tickets
American Airlines
Oct 9
TUS3:55 pmTucson
5h 47m
1 stop
STL11:42 pmLambert-St Louis
Oct 13
STL5:40 amLambert-St Louis
5h 17m
1 stop
TUS8:57 amTucson
$299
American Airlines
Oct 9
TUS3:55 pmTucson
5h 47m
1 stop
STL11:42 pmLambert-St Louis
Oct 13
STL5:40 amLambert-St Louis
5h 17m
1 stop
TUS8:57 amTucson
$321
American Airlines
Nov 19
TUS5:13 amTucson
7h 45m
1 stop
STL1:58 pmLambert-St Louis
Nov 23
STL5:29 pmLambert-St Louis
7h 42m
1 stop
TUS12:11 amTucson
$342

Delta flights from Tucson to St. Louis

Our best Delta deals on Tucson to St. Louis flight tickets
Delta
Oct 28
TUS7:08 amTucson
8h 36m
1 stop
STL5:44 pmLambert-St Louis
Nov 4
STL4:00 pmLambert-St Louis
7h 55m
1 stop
TUS10:55 pmTucson
$257
Delta
Oct 26
TUS4:30 pmTucson
6h 14m
1 stop
STL12:44 amLambert-St Louis
Nov 4
STL4:00 pmLambert-St Louis
7h 55m
1 stop
TUS10:55 pmTucson
$275
Delta
Oct 30
TUS1:26 pmTucson
8h 28m
1 stop
STL11:54 pmLambert-St Louis
Nov 7
STL2:25 pmLambert-St Louis
9h 30m
1 stop
TUS10:55 pmTucson
$292

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

Wed 10/28

2:31 pm-12:19 am

1 stop7h 48m

Lambert-St Louis

Tue 11/3

8:29 am-1:31 pm

1 stop6h 02m

$257

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Wed 10/28

11:53 am-8:43 pm

1 stop6h 50m

Lambert-St Louis

Sat 11/7

5:00 am-9:56 am

1 stop5h 56m

$257

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Wed 11/4

8:10 am-5:10 pm

1 stop8h 00m

Lambert-St Louis

Sat 11/7

2:55 pm-9:45 pm

1 stop7h 50m

$257

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Sat 10/24

1:40 pm-8:36 pm

1 stop4h 56m

Lambert-St Louis

Wed 10/28

5:00 am-11:21 am

1 stop8h 21m

$257
Quickest round-trip

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Sat 10/17

6:06 am-2:10 pm

1 stop6h 04m

Lambert-St Louis

Sat 10/24

1:36 pm-4:46 pm

1 stop5h 10m

$257

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Tue 10/27

1:26 pm-11:54 pm

1 stop8h 28m

Lambert-St Louis

Tue 11/10

2:31 pm-11:06 pm

1 stop9h 35m

$257

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Tue 10/27

4:30 pm-12:44 am

1 stop6h 14m

Lambert-St Louis

Sat 11/7

5:00 pm-10:37 pm

1 stop6h 37m

$257

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Wed 10/28

9:37 am-7:18 pm

1 stop7h 41m

Lambert-St Louis

Sat 10/31

10:12 am-3:12 pm

1 stop7h 00m

$257

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Wed 11/4

7:10 am-5:25 pm

2 stops9h 15m

Lambert-St Louis

Sat 11/7

2:55 pm-9:45 pm

1 stop7h 50m

$262

TucsonSt. Louis

TUS Tucson - STL Lambert-St Louis

TUSSTL

Tucson

Wed 10/28

2:05 pm-11:35 pm

2 stops7h 30m

Lambert-St Louis

Sat 10/31

6:10 am-12:10 pm

1 stop8h 00m

$262

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 $359 to $595.
The lowest price recently found on this route was $257.

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 September 2026, prices for Tucson to St. Louis flights are approximately 180% 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

$129

Fastest flight time

4h 53m

Direct flights

None
The best one-way flight to St. Louis from Tucson in the past 72 hours is $129. The best round-trip flight deal from Tucson to St. Louis found on momondo in the last 72 hours is $257.
The fastest flight from Tucson to St. Louis takes 4h 53m
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 53m.

  • 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
SouthwestPriceFrom $264Free CancellationRating
8.0
4,190 reviews
Search Southwest flights
American AirlinesPriceFrom $265Free CancellationRating
7.0
12,087 reviews
Search American Airlines flights
United AirlinesPriceFrom $286Free CancellationRating
7.4
10,229 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

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