Chefornak (CYF) to Kasigluk (KUK)
Flight time
≈ 0h 57m
Bearing
49° NE
Chefornak (CYF) to Kasigluk (KUK) is 78 miles (126 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies CYF–KUK
US DOT T-100 · filed dataIn January 2026, Fox Aircraft was the only carrier flying nonstop CYF–KUK; the Piper PA-31 was the most common aircraft at 100% of departures; flights ran 0% full.
Departures
1
January 2026
Seats
9
both directions
Passengers
0
both directions
Load factor
0.0%
passengers ÷ seats
Who flies CYF–KUK?
Fox Aircraft was the only carrier to fly nonstop CYF–KUK in January 2026 (1 departures).
- 6F
Fox Aircraft
1 departures · 9 seats
Share of departures100.0%0.0%
Load
What plane flies CYF–KUK?
In January 2026, the Piper PA-31 flew 100% of CYF–KUK departures.
- Piper PA-31
1 departures · 0.0% load
100.0%
How has CYF–KUK traffic changed?
Nonstop CYF–KUK departures held steady at about 1 a month between July 2025 and January 2026.
Monthly nonstop CYF–KUK traffic, trailing 12 months through January 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
1 departures · 2 passengers
33.3%
Load
August 2025
0 departures · 0 passengers
—
Load
September 2025
5 departures · 22 passengers
73.3%
Load
October 2025
2 departures · 4 passengers
33.3%
Load
November 2025
5 departures · 30 passengers
66.7%
Load
December 2025
0 departures · 0 passengers
—
Load
January 2026
1 departures · 0 passengers
0.0%
Load
Nonstop CYF–KUK traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through January 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Chefornak
US
Chefornak Airport
Coordinates
60.14°N, 164.28°W
Hemisphere
N · W
Frequently asked
How far is Chefornak (CYF) from Kasigluk (KUK)?
CYF to KUK is 78 miles (126 km / 68 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from CYF to KUK?
A nonstop covers the 78-mile great-circle distance in roughly 0h 57m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies CYF–KUK?
In January 2026, the Piper PA-31 flew the largest share of departures (100.0%).
What mileage do I earn flying CYF–KUK?
Distance-based programs credit off the 78-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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