Nonstop flights from Helena to Seattle
Alaska Airlines flies this route daily until Mar 2, 2027.
HLNHelena Regional
488 mi · 7 flights a week
SEASeattle-Tacoma International
When they leave
Helena time5:09p5:32pFirst departure 5:09 PM, last 5:32 PM
Two in the evening, 5:09 PM to 5:32 PM.
Every flight
Earliest first
Schedules last checked Sep 20, 2026. Times are local.
Flying from Helena to Seattle
Alaska Airlines is the only airline flying nonstop from Helena to Seattle, daily on the Embraer 175.
The first arrival in Seattle is at 6:01 PM and the last at 6:28 PM. The flight covers 488 miles.
Flying back, Seattle to Helena has 7 nonstop flights a week.
Return flights
More from Helena
Find the cheapest day to fly from Helena to Seattle.
Schedules as of Oct 9, 2026.