Nonstop flights from Portland to Idaho Falls
Alaska Airlines flies this route daily.
PDXPortland International
537 mi · 7 flights a week
IDAIdaho Falls Regional
When they leave
Portland time10:30a10:30aDeparts 10:30 AM
One departure, at 10:30 AM.
Every flight
Earliest first
Schedules last checked Sep 21, 2026. Times are local.
Flying from Portland to Idaho Falls
Alaska Airlines is the only airline flying nonstop from Portland to Idaho Falls, daily on the Embraer 175.
The first arrival in Idaho Falls is at 1:06 PM and the last at 1:24 PM. The flight covers 537 miles.
Allegiant Air stopped flying it after Aug 17.
Flying back, Idaho Falls to Portland has 7 nonstop flights a week.
Return flights
More from Portland
More to Idaho Falls
Find the cheapest day to fly from Portland to Idaho Falls.
Schedules as of Oct 9, 2026.