Helena (HLN) to Missoula (MSO)
Flight time
≈ 1h 00m
Bearing
283° W
Helena (HLN) to Missoula (MSO) is 102 miles (164 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies HLN–MSO
US DOT T-100 · filed dataIn December 2025, SkyWest Airlines was the only carrier flying nonstop HLN–MSO; the Embraer E175 was the most common aircraft at 100% of departures; flights ran 10% full.
Departures
1
December 2025
Seats
70
both directions
Passengers
7
both directions
Load factor
10.0%
passengers ÷ seats
Who flies HLN–MSO?
SkyWest Airlines was the only carrier to fly nonstop HLN–MSO in December 2025 (1 departures).
- OO
SkyWest Airlines
1 departures · 70 seats
Share of departures100.0%10.0%
Load
What plane flies HLN–MSO?
In December 2025, the Embraer E175 flew 100% of HLN–MSO departures.
- Embraer E175
1 departures · 10.0% load
100.0%
How has HLN–MSO traffic changed?
Nonstop HLN–MSO departures held steady at about 1 a month between October 2025 and December 2025.
Monthly nonstop HLN–MSO traffic, trailing 12 months through December 2025. Bars scale to the busiest month; months with no filed service show as zero.
October 2025
1 departures · 0 passengers
0.0%
Load
November 2025
0 departures · 0 passengers
—
Load
December 2025
1 departures · 7 passengers
10.0%
Load
Nonstop HLN–MSO traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through December 2025; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Frequently asked
How far is Helena (HLN) from Missoula (MSO)?
HLN to MSO is 102 miles (164 km / 89 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from HLN to MSO?
A nonstop covers the 102-mile great-circle distance in roughly 1h 00m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies HLN–MSO?
In December 2025, the Embraer E175 flew the largest share of departures (100.0%).
What mileage do I earn flying HLN–MSO?
Distance-based programs credit off the 102-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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