Nonstop flights from Portland to Boise
Alaska Airlines flies this route 4 to 5 times a day.
PDXPortland International
343 mi · 34 flights a week
BOIBoise
When they leave
Portland time7:00a9:30pFirst departure 7:00 AM, last 9:30 PM
Two in the morning, 7:00 AM to 10:30 AM, then one afternoon flight at 2:58 PM, then two in the evening, 5:31 PM to 9:30 PM.
Every flight
Earliest first
Schedules last checked Sep 19, 2026. Times are local.
Flying from Portland to Boise
Alaska Airlines is the only airline flying nonstop from Portland to Boise, 4 to 5 times a day on the Embraer 175 and Boeing 737.
There are 4 or 5 flights every day of the week. The first arrival in Boise is at 9:19 AM and the last at 11:48 PM. The flight covers 343 miles.
Flying back, Boise to Portland has 34 nonstop flights a week.
Return flights
More from Portland
Find the cheapest day to fly from Portland to Boise.
Schedules as of Oct 9, 2026.