routeloads.
Route profile IAH-STL

IAH → STL loads

How full flights are between Houston and St Louis, using the latest 12 months of DOT T-100 data ending Mar 2026.

LATEST 12-MONTH WINDOW

IAH to STL averages 77% full

Houston to St Louis: 77% average load factor, 186k passengers, and 243k seats in the latest 12-month BTS window.

Load factor
77%
Passengers
186k
Seats
243k

Monthly trend

MonthLoadPassengers
Apr 202578%15k
May 202576%19k
Jun 202576%19k
Jul 202587%14k
Aug 202578%15k
Sep 202567%16k
Oct 202570%17k
Nov 202571%15k
Dec 202584%15k
Jan 202680%14k
Feb 202681%13k
Mar 202681%14k