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Cheap flights from St. Louis to Tucson from $159

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Tucson departing on 4/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from St. Louis to Tucson

Cheap round-trip flights

These are some of the best round-trip flight deals from St. Louis to Tucson that have been recently found on momondo from popular airlines, departing in the coming months.
6:44 am - 2:12 pmSTL-TUS
8h 28m1 stop
6:18 pm - 11:39 pmTUS-STL
4h 21m1 stop
$317American Airlines
Find Deal
mié., feb. 12 - mar., feb. 18
7:15 am - 3:06 pmSTL-TUS
8h 51m1 stop
6:45 am - 3:34 pmTUS-STL
7h 49m1 stop
$340Delta
Find Deal
jue., feb. 27 - mar., mar. 4
1:05 pm - 10:02 pmSTL-TUS
9h 57m2 stops
6:00 am - 12:49 pmTUS-STL
4h 49m1 stop
$345United Airlines
Find Deal
sáb., mar. 8 - mié., mar. 12
1:05 pm - 10:02 pmSTL-TUS
9h 57m2 stops
6:00 am - 3:31 pmTUS-STL
7h 31m2 stops
$350United Airlines
Find Deal
sáb., mar. 8 - mié., mar. 12
6:00 am - 11:25 amSTL-TUS
7h 25m1 stop
5:15 pm - 12:32 amTUS-STL
5h 17m1 stop
$352Delta
Find Deal
mar., mar. 25 - jue., mar. 27
4:40 pm - 11:03 pmSTL-TUS
7h 23m1 stop
4:16 pm - 11:37 pmTUS-STL
6h 21m1 stop
$363Delta
Find Deal
jue., feb. 27 - dom., mar. 2
7:40 pm - 12:15 amSTL-TUS
5h 35m1 stop
7:00 am - 6:10 pmTUS-STL
10h 10m2 stops
$380Southwest
Find Deal
vie., feb. 28 - lun., mar. 3
7:00 am - 6:10 pmSTL-TUS
12h 10m2 stops
7:44 am - 11:59 pmTUS-STL
15h 15m1 stop
$393Alaska Airlines
Find Deal
lun., feb. 24 - vie., feb. 28
9:35 am - 7:00 pmSTL-TUS
10h 25m2 stops
7:00 am - 6:10 pmTUS-STL
10h 10m2 stops
$405Southwest
Find Deal
vie., feb. 28 - lun., mar. 3
3:21 pm - 11:55 pmSTL-TUS
9h 34m1 stop
4:25 pm - 11:59 pmTUS-STL
29h 34m2 stops
$419Alaska Airlines
Find Deal
sáb., mar. 8 - mié., mar. 12

Alaska Airlines flights from St. Louis to Tucson

Our best Alaska Airlines deals on St. Louis to Tucson flight tickets
Alaska Airlines
Feb 24
STL7:00 amLambert-St Louis
12h 10m
2 stops
TUS6:10 pmTucson
Feb 28
TUS7:44 amTucson
15h 15m
1 stop
STL11:59 pmLambert-St Louis
Alaska Airlines
Mar 8
STL3:21 pmLambert-St Louis
9h 34m
1 stop
TUS11:55 pmTucson
Mar 12
TUS4:25 pmTucson
29h 34m
2 stops
STL11:59 pmLambert-St Louis
Alaska Airlines
Feb 27
STL7:00 amLambert-St Louis
12h 10m
2 stops
TUS6:10 pmTucson
Mar 5
TUS5:25 pmTucson
29h 34m
2 stops
STL11:59 pmLambert-St Louis

American Airlines flights from St. Louis to Tucson

Our best American Airlines deals on St. Louis to Tucson flight tickets
American Airlines
Feb 12
STL6:44 amLambert-St Louis
8h 28m
1 stop
TUS2:12 pmTucson
Feb 18
TUS6:18 pmTucson
4h 21m
1 stop
STL11:39 pmLambert-St Louis
American Airlines
Apr 16
STL9:41 amLambert-St Louis
6h 47m
2 stops
TUS2:28 pmTucson
Apr 22
TUS6:30 amTucson
8h 07m
2 stops
STL4:37 pmLambert-St Louis
American Airlines
Feb 11
STL11:38 amLambert-St Louis
6h 56m
2 stops
TUS5:34 pmTucson
Feb 16
TUS4:07 pmTucson
6h 32m
1 stop
STL11:39 pmLambert-St Louis

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 cheapest month to fly to Tucson?

In general, August 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 $306. If you don’t want to visit Tucson in August, then you should wait until November to fly from St. Louis, when ticket prices are also cheap, with an average price of $346.

What is the cheapest day to depart on your flight to Tucson?

According to our data, Tuesday is the cheapest day to fly to Tucson from St. Louis. The lowest ticket price found for a Tuesday departure recently was $347. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to Tucson for around $528.

What is the cheapest time of day to depart on your flight to Tucson?

At noon is the cheapest time of day to fly from St. Louis to Tucson when you can find flight prices for as low as $383. Flying to Tucson at noon is an ideal time because this is during off-peak travel hours. Flights in the afternoon are often more expensive with an average ticket price of $408.

How far in advance should I book a flight to Tucson?

You are more likely to see cheaper flights to Tucson from St. Louis when booking 22 weeks ahead of your departure date. In general, you can expect to find flights to Tucson for around $401 when searching 22 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 $316 on momondo.

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

As of January 2025, prices for St. Louis to Tucson flights are approximately 3% 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

$159

Fastest flight time

5h 11m

Direct flights

None

Airports in Tucson

1 airport
The best one-way flight to Tucson from St. Louis in the past 72 hours is $159. The best round-trip flight deal from St. Louis to Tucson found on momondo in the last 72 hours is $317.
The fastest flight from St. Louis to Tucson takes 5h 11m
There are no direct flights from St. Louis to Tucson. Popular non-direct route for this connection is Lambert-St Louis Airport - Tucson Airport.
There is 1 airport near Tucson: Tucson (TUS)

  • 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 27m 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
American AirlinesPriceFrom $286Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $286Free CancellationRating
7.4
8,927 reviews
Search United Airlines flights
DeltaPriceFrom $336Free CancellationRating
8.0
8,458 reviews
Search Delta flights
SouthwestPriceFrom $336Free CancellationRating
8.1
4,592 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
Green Valley
Oro Valley
Nogales
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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