St Louis to Tucson (STL–TUS) — Airlines, Schedules & Connections

STL Airport Page →
1,242 mi airlines charter/private
On-time Some delays Frequent delays
Connecting Flight Schedule 13 1-stop flights Verified 3mos ago
Also flown by charter / private operators.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

Last scheduled nonstop: Apr 2026.

✦ 1-Stop connections via 10 hubs
PHX Phoenix 4h 53m AAASUA → AAASPD Phoenix (PHX) to Tucson flights
DFW Dallas-Fort Worth 5h AAASAY → AABAG3 Dallas-Fort Worth (DFW) to Tucson flights
DEN Denver 5h 1m ACF9SY → ACLXUA Denver (DEN) to Tucson flights
LAS Las Vegas 5h 35m F9WN → WN Las Vegas (LAS) to Tucson flights
IAH Houston 5h 58m CMNHNZ → UA Houston (IAH) to Tucson flights
ORD Chicago 5h 59m AAACAS → AAAYEI Chicago (ORD) to Tucson flights
ATL Atlanta 6h 4m AFAMDL → AMDLSK Atlanta (ATL) to Tucson flights
LAX Los Angeles 6h 16m AAASCX → AAAFAM Los Angeles (LAX) to Tucson flights
SLC Salt Lake City 6h 48m DLKESY → AFAMDL Salt Lake City (SLC) to Tucson flights
SAN San Diego 6h 50m WN → WN San Diego (SAN) to Tucson flights
✦ 1-STOP More options, longer trips
✧ 2-STOP Loading... Reach the hardest destinations
St Louis to Tucson
Connecting service available through multiple hubs.
1 Airlines 1,242 mi 3h 2m nonstop -2h behind

STL–TUS had nonstop service from American Airlines, last on the schedule in April 2026. There's no nonstop on it right now, so today you'd fly it with one stop. The connecting options below are sorted by layover. Nonstop, it's about 1,242 miles in 3h 2m.

Also explore STL Routes TUS Routes STL Live Flights TUS Live Flights STL Delays TUS Delays
All flights from Tucson (TUS) Tucson to St Louis flights
Carriers on this route

Airline Landscape

Carriers that operated nonstop STL–TUS service, compared side by side.
Airline Freq/wk Aircraft Duration Dep OTP Alliance Codeshares
AA American Airlines 0 – – 73% Oneworld –
Alliance coverage
Oneworld: AA (0 flights/wk, 0%)
OTP based on airport-level delay snapshots. Duration ranges reflect seasonal/directional variation.
Connections

Connection Landscape

1-stop and 2-stop options for STL to TUS.
1-STOP
One-Stop Connections
13
Hubs
~4h
Fastest
~13h
Longest
PHX ~4h 53m DFW ~5h 0m DEN ~5h 1m LAS ~5h 35m IAH ~5h 58m
Verified with published schedule alignment and minimum connection time.
2-STOP
Two-Stop Connections
639
Candidates
Two-stop connections loaded in the connections tab above.
Connections computed from published schedules with minimum connection time verification. Use the interactive explorer above the fold to filter by airline, tier, and layover time.
Reliability

On-Time Performance

What to expect at each end of your journey.
Outbound
STL → TUS
73%
Moderate delays possible. Allow buffer time.
Departing
73%
Arriving
80%
Return
TUS → STL
0%
Frequent delays expected. Consider flexible booking.
Departing
0%
Arriving
61%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. STL delays → TUS delays →
Alternatives

Other ways to reach Tucson from St Louis

Nearby airports with service to Tucson International Airport.
Metric STL→TUS COU→TUS PIA→TUS
Distance from STL – 100 mi 137 mi
Nonstop airlines – 1 1
Weekly flights – – –
Flight time 3h 2m 2h 33m 3h 22m
Departure OTP 73% – –
Columbia (COU) to Tucson flights · Peoria (PIA) to Tucson flights
Airports within 200 miles of STL with service to Tucson International Airport.
Know before you go

Travel Essentials

Practical planning for this route.
Time Difference
-2h
Tucson is 2 hours behind St Louis.
STL: CDT · TUS: MST

When it's 6:00 PM in St Louis, it's 4:00 PM in Tucson.
Distance & Flight Time
1,242 mi / 1,999 km
Nonstop flight time is approximately 3h 2m gate to gate.
Facts

STL–TUS Quick Facts

Key statistics for the St Louis to Tucson route.
Route details
Distance1,242 mi / 1,999 km
Flight time3h 2m
Time difference-2 hours
Airlines (nonstop)1
1-stop connectionsAvailable
Origin: STL
Full nameSt. Louis Lambert International Airport
IATA / ICAOSTL / KSTL
TimezoneAmerica/Chicago
Passengers/yr15.6M
Elevation618 ft / 188 m
Destination: TUS
Full nameTucson International Airport
IATA / ICAOTUS / KTUS
TimezoneAmerica/Phoenix
Passengers/yr3.9M
Elevation2,643 ft / 806 m
FAQ

Frequently Asked Questions

Common questions about STL to TUS flights.
Nonstop flights from St. Louis Lambert International Airport to Tucson International Airport take about 3h 2m gate to gate. The route covers 1,242 miles.
1 airline operated the nonstop from STL to TUS: American Airlines. The last scheduled nonstop was in April 2026. There's no nonstop right now, so today you'd fly it with one stop. See the connection options above, ranked by layover.
Not right now. The last scheduled nonstop was in April 2026. You can still fly it with one stop, and the connecting options above are sorted by layover. Nonstop, the hop took about 3h 2m.
Yes, 1-stop connections are available, ranked by layover time. Common connecting points include Phoenix Sky Harbor, Dallas Fort Worth and Denver.
Tucson is 2 hours behind St Louis.
Yes, return flights from TUS to STL are available. Use the direction toggle at the top to view the return schedule.
Nearby alternatives include COU and PIA. See the Alternatives section for a full comparison.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from STL to TUS

St. Louis Lambert International Airport (STL) and Tucson International Airport (TUS) had nonstop service from American Airlines, last on the schedule in April 2026. The nonstop is dormant right now, so the way to fly it today is one connection, and the options above are sorted by layover.

STL to TUS Flight Duration and Schedule

Nonstop flight time from STL to TUS is about 3 hours 2 minutes gate to gate. The route covers a distance of 1,242 miles (1,999 km).

Connecting Options and Alternatives

1-stop connecting options are also available, commonly via Phoenix Sky Harbor, Dallas Fort Worth and Denver. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Columbia (COU) and Peoria (PIA).