PHX to STL: Distance and Flight Time
The distance from Phoenix Sky Harbor International Airport (PHX) to St. Louis Lambert International Airport (STL) is 2,026 km (1,259 mi). A typical nonstop flight covers it in about 3h, heading northeast. The distance is the same in either direction (STL to PHX).
How far is it from Phoenix to St Louis?
The great-circle distance between Phoenix Sky Harbor International Airport (PHX) and St. Louis Lambert International Airport (STL) is 2,026 km (1,259 mi, 1,094 nautical miles). That is the straight-line distance; a real flight is a little longer because of air-traffic routing.
How long is the flight from PHX to STL?
A nonstop flight typically takes about 3h. This is an estimate from the distance; actual block times depend on the aircraft, winds and the exact routing. STL is roughly northeast of PHX.
How is the PHX to STL route written in code?
The pair is written PHX-STL in IATA codes and KPHX-KSTL in ICAO codes, the form used on a flight plan. Phoenix Sky Harbor International Airport is PHX (KPHX), St. Louis Lambert International Airport is STL (KSTL).
| PHX | STL | |
|---|---|---|
| Airport | Phoenix Sky Harbor International Airport | St. Louis Lambert International Airport |
| ICAO code | KPHX | KSTL |
| Country | United States | United States |
| Elevation | 1,135 ft | 618 ft |
| Rank by connections | #43 | #145 |
Both ICAO codes start with K, the prefix ICAO assigns to the contiguous United States, so this is a route inside one ICAO region. How ICAO prefixes are laid out.
STL sits 517 ft (158 m) lower than PHX, which is a real difference in air density on takeoff.
Airlines flying PHX to STL
3 airlines appear on this route in the open route dataset, 3 of them still listed as active. Each row gives the IATA code, the ICAO code and the radio callsign, which is what an air traffic controller hears:
| IATA | Airline | ICAO | Callsign | Status |
|---|---|---|---|---|
| AA | American Airlines | AAL | American | Active |
| US | US Airways | USA | U S Air | Active |
| WN | Southwest Airlines | SWA | Southwest | Active |
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
How far is Phoenix from St Louis?
Phoenix Sky Harbor International Airport (PHX) and St. Louis Lambert International Airport (STL) are 2,026 km (1,259 mi, 1,094 nautical miles) apart in a straight line.
How long is the flight from PHX to STL?
A typical nonstop flight between PHX and STL takes about 3h. Actual times vary with aircraft type, winds and routing.
What direction is STL from PHX?
St. Louis Lambert International Airport (STL) lies roughly northeast of Phoenix Sky Harbor International Airport (PHX).
Which airlines fly PHX to STL?
3 airlines appear on the PHX-STL route in the open dataset, including American Airlines, US Airways, Southwest Airlines.
Related routes
Other routes from Phoenix (PHX):
Other routes from St Louis (STL):
PHX airport code · STL airport code · Busiest airports worldwide