routeloads.
Route profile DCA-IAH

DCA ↔ IAH loads

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

LATEST 12-MONTH WINDOW

DCA to IAH averages 71% full

Washington and Houston: 71% average load factor, 553k passengers, and 774k seats across both directions in the latest 12-month BTS window.

Load factor
71%
Passengers
553k
Seats
774k

Monthly trend

MonthLoadPassengers
May 202577%45k
Jun 202581%43k
Jul 202580%45k
Aug 202573%44k
Sep 202562%43k
Oct 202571%51k
Nov 202567%46k
Dec 202573%51k
Jan 202662%41k
Feb 202667%42k
Mar 202677%53k
Apr 202670%49k