Nonstop flights from Seattle to Helena
Alaska Airlines flies this route daily.
SEASeattle-Tacoma International
488 mi · 7 flights a week
HLNHelena Regional
When they leave
Seattle time1:57p1:57pDeparts 1:57 PM
One departure, at 1:57 PM. It runs daily.
Every flight
Earliest first
Schedules last checked Sep 19, 2026. Times are local.
Flying from Seattle to Helena
Alaska Airlines is the only airline flying nonstop from Seattle to Helena, daily on the Embraer 175.
The flight covers 488 miles.
Flying back, Helena to Seattle has 7 nonstop flights a week.
Return flights
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Schedules as of Oct 9, 2026.