Home / Routes / KSEA → KHLN355 scheduled

The route from Seattle Tacoma International Airport (KSEA) in Seattle to Helena Regional Airport (KHLN) in Helena. SkyMeter tracks roughly 355 scheduled flights on this route across 1 carrier. The most active operator is ASA (ASA). Average block time is 1h 36m. Departures average 20 minutes off schedule, with 46% running more than 15 minutes late. The most common aircraft on this route is the EMBRAER Embraer 175 long wing.

Scheduled
355
last 424 days
ADS-B observed
7
Airlines
1
Avg dep delay
20m
Late >15 min
46.5%
Cancel rate
0.28%

Recent observed flights

From ADS-B trace data

2026-07-03 21:37  →  2026-07-03 22:58  ·  1h 21m
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2026-06-30 21:02  →  2026-06-30 22:28  ·  1h 25m
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2026-06-29 21:08  →  2026-06-29 22:36  ·  1h 28m
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2026-06-28 21:37  →  2026-06-28 23:31  ·  1h 54m
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2026-06-27 21:02  →  2026-06-27 22:22  ·  1h 20m
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2026-06-26 21:35  →  2026-06-26 23:07  ·  1h 32m
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2026-06-22 20:52  →  2026-06-22 22:15  ·  1h 22m
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2025-11-30 00:00  →  2025-11-30 01:38  ·  1h 37m
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2025-10-12 22:05  →  2025-10-12 23:30  ·  1h 24m
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Codeshare partnerships

Marketing carriers selling tickets on this route under their own flight numbers

sells ASA 344
sells ASA 328
sells ASA 156

Typical aircraft

Observed via ADS-B on this route

EMBRAER Embraer 175 long wing
E75L
100%
of flights

Looking for the return flight?

View KHLN → KSEA