routeloads.
Route profile PHX-SEA

PHX → SEA loads

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

LATEST 12-MONTH WINDOW

PHX to SEA averages 84% full

Phoenix to Seattle: 84% average load factor, 1.8M passengers, and 2.2M seats in the latest 12-month BTS window.

Load factor
84%
Passengers
1.8M
Seats
2.2M

Monthly trend

MonthLoadPassengers
Apr 202585%170k
May 202582%163k
Jun 202585%156k
Jul 202588%161k
Aug 202587%152k
Sep 202584%136k
Oct 202582%151k
Nov 202580%143k
Dec 202583%156k
Jan 202682%138k
Feb 202684%144k
Mar 202685%179k