routeloads.
Route profile BOI-SLC

BOI ↔ SLC loads

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

LATEST 12-MONTH WINDOW

BOI to SLC averages 81% full

Boise and Salt Lake City: 81% average load factor, 330k passengers, and 407k seats across both directions in the latest 12-month BTS window.

Load factor
81%
Passengers
330k
Seats
407k

Monthly trend

MonthLoadPassengers
Jul 202578%32k
Aug 202581%31k
Sep 202583%30k
Oct 202586%29k
Nov 202580%26k
Dec 202582%28k
Jan 202677%22k
Feb 202678%20k
Mar 202680%27k
Apr 202677%27k
May 202684%29k
Jun 202683%28k