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HLN–SEA · Nonstop
Helena (Helena Regional Airport) to Seattle (Seattle-Tacoma International Airport).
The estimated flight time from Helena (HLN) to Seattle (SEA) is about 1h 36m, covering 490 miles. Alaska Airlines flies the route nonstop with 1/day departures.
Plan this route| Est. flight time | Distance | Route type | Captured freq. | Market |
|---|---|---|---|---|
| ~1h 36m Estimated from great-circle distance — no tracked flights yet. | 490 mi | Nonstop | 1/day From the current provider sample; confirm live timetables before booking. | Domestic |
Alaska Airlines operates 1/day flights from HLN to SEA.
| Airline | Captured daily freq. | Aircraft | Departures (local) |
|---|---|---|---|
| Alaska Airlines | 1/day | Embraer E-Jet | — |
Methodology: airline, aircraft, terminal, and departure-time details come from a full week of published airline schedules for HLN, refreshed on a rolling basis. Frequency uses 7 scheduled departures across 7 observed days; flight time is estimated from flying distance until this route has enough tracked flights for an observed average.
The estimated flight time from Helena (HLN) to Seattle (SEA) is about 1h 36m, based on the 490-mile flying distance.
Helena (HLN) to Seattle (SEA) is about 490 miles by air.
Yes. Alaska Airlines flies nonstop from Helena (HLN) to Seattle (SEA), with 1/day departures.
Alaska Airlines flies nonstop from Helena (HLN) to Seattle (SEA).
The HLN–SEA route is flown with Embraer E-Jet.