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 Apr 2026.

LATEST 12-MONTH WINDOW

PHX to STL averages 79% full

Phoenix and St Louis: 79% average load factor, 578k passengers, and 731k seats across both directions in the latest 12-month BTS window.

Load factor
79%
Passengers
578k
Seats
731k

Monthly trend

MonthLoadPassengers
May 202578%49k
Jun 202579%41k
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