St Mary's (KSM) to Unalakleet (UNK)
Flight time
≈ 1h 06m
Bearing
31° NE
St Mary's (KSM) to Unalakleet (UNK) is 149 miles (239 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies KSM–UNK
US DOT T-100 · filed dataIn February 2026, Ryan Air was the only carrier flying nonstop KSM–UNK; the Cessna C206 was the most common aircraft at 100% of departures; flights ran 60% full.
Departures
1
February 2026
Seats
5
both directions
Passengers
3
both directions
Load factor
60.0%
passengers ÷ seats
Who flies KSM–UNK?
Ryan Air was the only carrier to fly nonstop KSM–UNK in February 2026 (1 departures).
- 7S
Ryan Air
1 departures · 5 seats
Share of departures100.0%60.0%
Load
What plane flies KSM–UNK?
In February 2026, the Cessna C206 flew 100% of KSM–UNK departures.
- Cessna C206
1 departures · 60.0% load
100.0%
How has KSM–UNK traffic changed?
Nonstop KSM–UNK departures fell from 5 in May 2025 to 1 in February 2026.
Monthly nonstop KSM–UNK traffic, trailing 12 months through February 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
5 departures · 60 passengers
41.4%
Load
June 2025
0 departures · 0 passengers
—
Load
July 2025
0 departures · 0 passengers
—
Load
August 2025
0 departures · 0 passengers
—
Load
September 2025
0 departures · 0 passengers
—
Load
October 2025
1 departures · 1 passengers
11.1%
Load
November 2025
0 departures · 0 passengers
—
Load
December 2025
1 departures · 0 passengers
0.0%
Load
January 2026
5 departures · 3 passengers
12.0%
Load
February 2026
1 departures · 3 passengers
60.0%
Load
Nonstop KSM–UNK traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through February 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Frequently asked
How far is St Mary's (KSM) from Unalakleet (UNK)?
KSM to UNK is 149 miles (239 km / 129 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from KSM to UNK?
A nonstop covers the 149-mile great-circle distance in roughly 1h 06m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies KSM–UNK?
In February 2026, the Cessna C206 flew the largest share of departures (100.0%).
What mileage do I earn flying KSM–UNK?
Distance-based programs credit off the 149-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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