🇺🇸 STL
St Louis
1305 mi
PHX 🇺🇸
Phoenix

St Louis to Phoenix Flights

St. Louis Lambert International Airport Phoenix Sky Harbor International Airport 3 airlines

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The St Louis to Phoenix route connects St. Louis Lambert International Airport (STL) in US with Phoenix Sky Harbor International Airport (PHX) in US. This medium-haul flight covers approximately 1305 miles (2100 km) with a typical flight time of 2h 59m. This route is served by 3 airlines: Southwest, American Airlines, FFT. AirportRoutes has tracked 24 unique flight numbers on this route.

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Departure Airport

St. Louis Lambert International Airport

ICAO Code:
KSTL
IATA Code:
STL
City:
🇺🇸 St Louis
Country:
US
Elevation:
618 ft

Destination Airport

Phoenix Sky Harbor International Airport

ICAO Code:
KPHX
IATA Code:
PHX
City:
🇺🇸 Phoenix
Country:
US
Elevation:
1135 ft

3

Operators

24

Tracked Flights

1305

Miles

2h 59m

Flight Duration

Route Map

Operating Airlines

Airline ICAO IATA
Southwest SWA WN
American Airlines AAL AA
Frontier FFT F9

Flight Schedule Pattern

Day Flights Observed Frequency Activity
Monday 13 15%
Tuesday 10 11%
Wednesday 12 13%
Thursday 16 18%
Friday 14 16%
Saturday 14 16%
Sunday 10 11%

Pattern Analysis

24 Tracked Flights:
Data Points: 89
API observations used to build this analysis
Weekdays: 65 flights
Weekend: 24 flights
Business Route More active on weekdays

All Flight Routes

3 Routes
Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.
Airline Flight Numbers Aircraft Type Typical Time Days Active Last Seen Status
A320 14:37 2:37 PM (Representative)
M T W T F S S
Jul 12, 2026 Active
Frontier
FFT / F9
A20N 22:47 10:47 PM (Representative)
M T W T F S S
Jul 12, 2026 Active
Southwest
SWA / WN
B38M 05:30 5:30 AM (Representative)
M T W T F S S
Jul 12, 2026 Active
Total Routes: 3
Active Routes: 3
Unique Airlines: 3
Aircraft Types: 3

Spotted Departure Times

Departure Time Operator ICAO IATA
05:30 5:30 AM Southwest SWA WN
14:37 2:37 PM American Airlines AAL AA
22:47 10:47 PM Frontier FFT F9

Time Information

Times are shown in the departure airport's local timezone (KSTL - America/Chicago).

Total Departure Times: 3
Time Range:
05:30 - 22:47
These are typical departure times observed from actual flights. Times may vary by season and schedule changes.