Airports / Alaska / KYU
Koyukuk Airport.
Koyukuk, Alaska · 149 ft elevation. A private-aviation gateway on the Bravo register.
5.0/5
Google rating
4 ratings
0
Operators based
149
Elevation ft
Google rating
Google reviews
Field elevation
Nearest alternate
Field standing
#24 / 225
Alaska airports by Google rating
5.0★ across 4 Google ratings , ranked against 225 rated AK fields.
13 nm
To the nearest alternate
Nulato Airport (NUL), 3 fields within 50 nm.
Overview
Koyukuk Airport (PFKU / KYU) is a general aviation field serving Koyukuk, Alaska. Field elevation is 149 feet above sea level. Scheduled carriers operate here, and the field also sees regular private and charter activity.
While no charter operators list KYU as their home base, the field is reachable for repositioned charter aircraft from nearby bases. The closest alternate fields are Nulato Airport (NUL, 13 nm), Edward G. Pitka Sr Airport (GAL, 22 nm), and Kaltag Airport (KAL, 42 nm). The field has a single 4,000-foot unpaved runway, long enough for charter aircraft up to turboprops.
Trip costs from KYU are driven by the aircraft category flown and how far it must reposition. Browse operators flying from the area or estimate a trip cost from KYU to plan your flight.
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Field capability
ICAO
PFKU
IATA
KYU
FAA / Local
KYU
Elevation
149 ft
Coordinates
64.8761° N · 157.7270° W
Airspace
G · GolfClass G, GolfUncontrolled field, no tower. Pilots self-announce and sequence themselves on the common traffic advisory frequency.Source: FAA NASR class airspace
Size
Small
Scheduled svc
Yes
Elevation vs AK fields
state range 2–3,318 ft
At 149 ft, KYU sits higher than 56% of the 285 Alaska fields on the register.
Runways & aircraft access
1 runway
longest 4,000 ft
- 07/254,000 ft × 75 ftGravelLighted
Which aircraft can operate here
vs longest runway 4,000 ft
KYU's 4,000 ft runway typically supports charter aircraft up to turboprops.
- Turboprop3,000 ft
- Light Jet3,500 ft
- Midsize Jet4,500 ft
- Super-Midsize Jet5,000 ft
- Heavy Jet5,500 ft
- VIP Airliner6,000 ft
Class minimums are sea-level planning rules of thumb. A specific aircraft's balanced-field length varies with weight, temperature, and field elevation. Confirm performance with the operator.
Access & alternates
Closest alternate fields by great-circle distance, every listing links to its own field brief.
- 13nmNULNulato AirportNulato
- 22nmGALEdward G. Pitka Sr AirportGalena
- 42nmKALKaltag AirportKaltag
- 58nmRBYRuby AirportRuby
- 60nmHSLHuslia AirportHuslia
- 87nmKKAKoyuk Alfred Adams AirportKoyuk
Location
Open the full mapPFKU · Koyukuk Airport · Koyukuk, AK
Flight times from here
Approximate nonstop block times from KYU on a typical midsize charter jet. Faster classes trim these; add positioning and taxi for the real schedule.
| Destination | Distance | Block time |
|---|---|---|
| Anchorage (ANC) | 306 nm | 1h 7m |
| Seattle (SEA) | 1,544 nm | 3h 59m |
| Jackson Hole (JAC) | 2,010 nm | 5h 4m |
| San Francisco (SFO) | 2,054 nm | 5h 11m |
| Salt Lake City (SLC) | 2,122 nm | 5h 20m |
| Las Vegas (LAS) | 2,293 nm | 5h 44m |
| Vail / Eagle (EGE) | 2,303 nm | 5h 45m |
| Los Angeles (VNY) | 2,320 nm | 5h 48m |
Common questions
- What size private jets can use KYU?
- Koyukuk Airport's longest runway is 4,000 ft, which typically supports charter aircraft up to turboprops. Lighter classes (turboprops, light and midsize jets) operate comfortably; confirm exact performance for a specific tail with the operator, since balanced-field length shifts with weight, temperature, and elevation.
- What is the longest runway at KYU?
- Koyukuk Airport has one runway; the longest measures 4,000 ft and is lit for night operations.
- What is the nearest major airport to KYU?
- The closest alternate is Nulato Airport (NUL), about 13 nm away, followed by Edward G. Pitka Sr Airport (GAL) at 22 nm. Operators often position aircraft between these fields depending on ramp space and availability.
- How long is a flight from KYU to major cities?
- Typical block times on a midsize jet: Anchorage about 1h 7m (306 nm), Seattle about 3h 59m (1,544 nm), Jackson Hole about 5h 4m (2,010 nm). Faster classes trim these times; add positioning and taxi for the real schedule.