routeloads.
Route profile IAH-SAN

IAH ↔ SAN loads

How full flights are between Houston and San Diego, both directions combined, using the latest 12 months of DOT T-100 data ending Apr 2026.

LATEST 12-MONTH WINDOW

IAH to SAN averages 81% full

Houston and San Diego: 81% average load factor, 474k passengers, and 587k seats across both directions in the latest 12-month BTS window.

Load factor
81%
Passengers
474k
Seats
587k

Monthly trend

MonthLoadPassengers
May 202578%38k
Jun 202583%40k
Jul 202584%40k
Aug 202579%39k
Sep 202579%38k
Oct 202579%41k
Nov 202579%39k
Dec 202581%41k
Jan 202679%35k
Feb 202684%37k
Mar 202681%43k
Apr 202682%41k