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Route profile BOI-SEA

BOI ↔ SEA loads

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

LATEST 12-MONTH WINDOW

BOI to SEA averages 76% full

Boise and Seattle: 76% average load factor, 745k passengers, and 975k seats across both directions in the latest 12-month BTS window.

Load factor
76%
Passengers
745k
Seats
975k

Monthly trend

MonthLoadPassengers
Jul 202579%71k
Aug 202576%67k
Sep 202577%64k
Oct 202582%66k
Nov 202577%55k
Dec 202579%62k
Jan 202671%55k
Feb 202675%51k
Mar 202674%63k
Apr 202665%55k
May 202679%68k
Jun 202681%67k