Koyukuk Airport (KYU)

Koyukuk, US 🇺🇸 Small Airport Scheduled Service

ICAO

PFKU

IATA

KYU

Elevation

149 ft

Region

US-AK

Local Time

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Airport Information

GPS Code: PFKU

Local Code: KYU

Location: 64.876099° N, -157.727005° E

Continent: North America

Type: Small Airport

About Koyukuk Airport

Updated: Jan 2, 2026

Koyukuk Airport (IATA: KYU, ICAO: PFKU) is a state-owned, public-use airport serving the remote community of Koyukuk in the Yukon-Koyukuk Census Area of Alaska. As the village is not connected to the statewide road system, the airport serves as a critical lifeline, providing residents with essential access to goods, mail, medical services, and transportation to regional hubs. Its primary role is functional, facilitating the movement of people and cargo rather than serving as a tourist gateway. The airport is a fundamental piece of infrastructure that sustains the isolated community.

Opened in December 1951, the airport's history is intertwined with the development of bush aviation in Alaska. Its significance lies in its consistent, decades-long function as the primary link between Koyukuk and the outside world. The facility enables year-round access that would otherwise be limited to seasonal river travel. The airport is located one nautical mile west of the Koyukuk central business district. Given the small size of the community, the airport is easily accessible on foot or by local transportation methods such as all-terrain vehicles or snowmachines, depending on the season. There are no formal taxi, shuttle, or car rental services available.

Operations at Koyukuk Airport consist exclusively of unscheduled, on-demand domestic flights operated by regional air taxi and charter services. These carriers provide connections to larger airports like Galena (GAL) and Fairbanks (FAI), where travelers can connect to the wider air transportation network. The airport does not serve any major airlines or international destinations. Passenger volume is modest, consisting primarily of local residents and essential service personnel, with annual enplanements numbering in the hundreds.

Facilities at the airport are minimal and purely functional, designed to support basic aviation needs. There is no traditional terminal building with amenities such as lounges, restaurants, or retail shops. The primary infrastructure is its single gravel runway (6/24), which measures 4,000 by 100 feet. A small shelter may be available for passengers waiting for flights, but travelers should not expect comprehensive services.

For those traveling through Koyukuk Airport, it is essential to coordinate directly with the air carrier for flight schedules and recommended arrival times, as operations are highly dependent on weather and demand. All ground transportation from the airport into the village must be arranged in advance with local contacts. Travelers should carry any necessary food, water, or supplies, as no concessions are available on-site. The airport functions strictly as an origin and destination point; it is not a facility for connecting flights.

AI-Generated Content: This description was compiled using AI from publicly available sources. Information may change; please verify with official airport sources for current details.

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Online Reviews Summary

Recent traveler reviews and experiences specifically for Koyukuk Airport (PFKU (KYU)) are extremely limited or unavailable in publicly accessible search results. Due to its nature as a small, state-owned public-use airport in a remote Alaskan location, detailed traveler sentiment, terminal experiences, or extensive feedback are not readily documented. The information available primarily concerns the airport's operational characteristics and facilities.

What Travelers (and operators) Might Appreciate:

  • Essential Lifeline: Koyukuk Airport serves as a vital transportation link for the remote community of Koyukuk, connecting it to other domestic routes in Alaska.
  • Gravel Runway: The presence of a gravel and dirt runway (4,000 x 75 ft) is typical for remote Alaskan airports, allowing access for aircraft suited to these conditions.
  • Pilot-Activated Lighting: The airport features pilot-activated lighting for the runway, including PAPI, REIL, and MIRL, which can be activated via CTAF, enhancing safety during low-light conditions.
  • Operational All Year Round: As is typical for essential Alaskan airports, it operates all year round [cite: 12 - *though this is a general statement about remote Alaskan airports, not specific to KYU, it indicates the expected operational status for a lifeline airport*].

Common Operational Considerations (Potential Complaints):

  • Lack of Facilities and Amenities: Koyukuk Airport is largely unattended, and "no services are available" at the airport itself. This means travelers should expect no terminal buildings, concessions, or typical airport amenities.
  • Runway Conditions: The runway, while operational, is described as "soft when wet" with "ruts & grass entire len". Pilots are advised that "runway condition unmaintained; recommend visual inspection prior to landing".
  • Extreme Cold Temperatures: The airport is designated a "Cold Temperature Airport," requiring altitude correction at or below -47°C, which can impact flight operations and passenger comfort in severe winter conditions.
  • Limited Security and Immigration: As a small domestic airport in a remote area, there is no indication of significant security checkpoints or customs/immigration facilities, meaning the airport experience is very basic and focused on flight operations.
  • Basic Transportation/Parking: Details on specific parking facilities at the airport are not available in the search results, nor are descriptions of public transportation connections. Given the remote nature of Koyukuk, transportation to and from the airport would likely be by local arrangement only.

In summary, Koyukuk Airport functions primarily as a basic but crucial access point for a remote community in Alaska. While it provides essential air service, travelers should anticipate a minimalist experience with no amenities, basic runway conditions, and the challenges associated with extreme cold weather operations. Direct traveler feedback is not available to assess sentiment or satisfaction.

Last updated: 57 days ago
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Airport Routes

Route Network Map

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Top Routes (by observations)

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Top Airlines

Operating at Koyukuk Airport

Airlines by Flight Activity

Based on observed flight operations and route network
Airline Routes Flights Destinations Last Activity
1 11 1 Jan 25, 2026

For Pilots

Designation Length Width Surface Status
06/24 4000 ft 75 ft GRVL-DIRT-G Active

Type Description Frequency

Ident Name Type Frequency

Ground Transportation

Last updated: Nov 21, 2025

Taxis

There are no commercial taxi services available in Koyukuk. The village is extremely small, and transportation is typically pre-arranged with local contacts or by walking. ATVs and snowmachines are the primary modes of personal transport.

Rental Cars

No car rental agencies operate at Koyukuk Airport or in the village. Koyukuk is not connected to the state road system, so rental cars are not an available or practical option.

Public Transportation

There is no public transportation system, such as buses or shuttles, serving Koyukuk Airport or the community. The village is small enough to navigate on foot.

AI-Generated Content: This ground transportation information was compiled using AI from publicly available sources. Prices, schedules, and availability may change; please verify with official airport or transportation provider websites before traveling.

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Distances are approximate and calculated as straight-line distances.