routeloads.
Route profile PHX-STL

PHX ↔ STL loads

How full flights are between Phoenix and St Louis, both directions combined, using the latest 12 months of DOT T-100 data ending Jun 2026.

LATEST 12-MONTH WINDOW

PHX to STL averages 80% full

Phoenix and St Louis: 80% average load factor, 589k passengers, and 734k seats across both directions in the latest 12-month BTS window.

Load factor
80%
Passengers
589k
Seats
734k

Monthly trend

MonthLoadPassengers
Jul 202579%39k
Aug 202574%40k
Sep 202581%41k
Oct 202579%53k
Nov 202582%49k
Dec 202582%55k
Jan 202678%50k
Feb 202677%48k
Mar 202681%63k
Apr 202679%50k
May 202685%54k
Jun 202686%46k