Tanacross Airport (TSG), Alaska
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
Tanacross Airport (TSG) is a public-use airfield in Tanacross, Alaska, sitting at 1,559 feet elevation with two paved runways available to fixed-wing traffic. The field is unattended year-round and lies roughly 147 nautical miles from the nearest metro area, with Tok Junction and Northway as the closest identified neighboring airports. Operations concentrate in the summer months, consistent with reported air operations and fire support activity, while runway maintenance is not available during winter. There is no onsite customs service; the nearest customs airport of entry is PAOR, about 45 nautical miles away.
Runways
Tanacross Airport has two paved runways. The longest, 06/24, is 4,963 ft long and 150 ft wide, with an asphalt surface.
Runway geometry from published threshold coordinates. Not for navigation.
Runways are listed longest first. Helipads and surfaces under 500 ft are excluded.
Source: FAA Form 5010.
Fuel and airfield services
The airport has no control tower.
Source: FAA Form 5010 / NASR.
Customs
Tanacross Airport does not clear customs. The nearest port of entry is Northway (PAOR), 45 NM away.
Source: CBP list of ports of entry.
Business aviation traffic
Tanacross Airport recorded 1 business aviation movements in 2025. Traffic peaks in June. Traffic at TSG is concentrated in the summer months, aligning with the reported air operations and fire support activity during that period.
Business jet movements, FAA TFMSC count. Peak month June, 1 movements in 2025.
Source: FAA TFMSC, business jet movements, 2025.
Climate
Tanacross Airport averages 0.5 days above 90°F in June, 31.0 freeze days in January and 3.5 snow days in November. July is the warmest month, with average highs of 72.2°F, and January the coldest, at -3.7°F.
Weather station is 8.2 NM from the field. Some values are estimated by the agency. 1991–2020 climate normals.
Source: NOAA NCEI.
Operating constraints
Tanacross Airport has published operating constraints in two categories: access and runway notes.
A road crosses the approach 60 feet from the threshold; a river crosses the approach 100 feet from the runway end.
The approach has a 300-foot-wide swath cut through trees.
The approach has a 280-foot-wide swath cut through trees.
Air operations and fire support activity occur during the summer months. Runway maintenance is not available in winter.
Runway markings consist of yellow numbers and a centerline.
The runway surface is cracked with vegetation growth.
Source: FAA Chart Supplement.
Nearby airfields
Tanacross Airport has two airfields within 46 NM. The closest is Tok Junction (PFTO), 10.45 NM east.
Source: Skystar calculation from official coordinates.
Skystar at TSG
We arrange catering, fuel and trip support here. Supplier prices reach you unchanged; our coordination fee sits on its own line.
The same order, priced two ways.
$1,200.00 catering order at TSG.
Unchanged.
What the kitchen invoices us is what your quote reads.
One line, fixed.
It does not move with the size of the order.
At cost.
Passed on at the exact amount the processor took.
Market practice figures are industry averages, not a specific competitor.
Frequently asked questions
Is customs available at TSG?
Tanacross Airport (TSG) has no onsite customs processing. The nearest customs airport of entry is PAOR, located approximately 45 nautical miles away. Dispatchers planning international arrivals should route customs clearance through PAOR rather than expecting onsite service at TSG. There is no attendant on site to coordinate any customs-related handling at Tanacross itself.
What runways are available at Tanacross Airport?
Tanacross Airport (TSG) has two paved runways suitable for fixed-wing traffic: 06/24 at 4,963 feet and 12/30 at 4,871 feet, both 150 feet wide with asphalt surfaces. Both are the primary hard-surfaced runways at the field. A pavement condition remark notes cracking with vegetation growth, which is a factor for surface assessment before operating in and out of TSG.
Is TSG staffed or attended?
TSG, Tanacross Airport, is unattended (UNATNDD) with no on-field personnel. Runway maintenance is noted as not available in winter, and air operations along with fire support activity are concentrated in the summer months. Pilots and dispatchers should plan for no ground support and account for reduced runway upkeep during the cold season.
When does traffic occur at Tanacross Airport?
Traffic at Tanacross Airport (TSG) is concentrated in the summer, consistent with the single recorded business aviation operation logged in June per FAA TFMSC data for 2025. Annual operations at TSG total four, with one identified as business aviation. This reflects a low-volume, seasonally concentrated pattern rather than year-round activity.