South Fox Island Airport (3MI2), Michigan
Landing essentials
Whether you can land, whether you can refuel, and how customs works here.
Overview
South Fox Island Airport (3MI2) is a privately used, unattended airfield near Northport, Michigan, sitting at 616 feet elevation and serving low-volume business aviation traffic in the region. The field offers a single paved runway long enough to accommodate a range of business aircraft, though facility attendance and services remain limited given its private-use status. Operators planning a stop here should account for the distance to customs processing and the lack of on-field personnel.
Runways
South Fox Island Airport has one paved runway, 18/36, 5,500 ft long and 90 ft wide, with an asphalt surface.
Source: FAA Form 5010.
Fuel and airfield services
The airport has no control tower.
Source: FAA Form 5010 / NASR.
Customs
South Fox Island Airport does not clear customs. The nearest port of entry is Chippewa County International (KCIU), 76 NM away.
Source: CBP list of ports of entry.
Business aviation traffic
South Fox Island Airport recorded 38 business aviation movements in 2025. Traffic peaks in July and August. Business aviation traffic at South Fox Island Airport concentrates in the summer months, with July and August accounting for the highest monthly operations counts of the year.
Business jet movements, FAA TFMSC count. Peak month July, 13 movements in 2025.
Source: FAA TFMSC, business jet movements, 2025.
Climate
South Fox Island Airport averages 0.3 days above 90°F in June, 29.4 freeze days in January and 9.4 snow days in January. July is the warmest month, with average highs of 75.4°F, and January the coldest, at 28.6°F.
Weather station is 17.8 NM from the field. Some values are estimated by the agency. 1991–2020 climate normals.
Source: NOAA NCEI.
Operating constraints
South Fox Island Airport has published operating constraints in two categories: access and other notes.
Pilot-activated visual approach slope indicator serves runways 18 and 36; medium intensity runway lights serve runway 18/36.
For clearance delivery, contact Minneapolis Air Route Traffic Control Center.
Source: FAA Chart Supplement.
Nearby airfields
South Fox Island Airport has five airfields within 38 NM. The closest is Beaver Island (KSJX), 20.79 NM northeast.
Source: Skystar calculation from official coordinates.
Skystar at 3MI2
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 3MI2.
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
Where is customs available for South Fox Island Airport (3MI2)?
South Fox Island Airport has no onsite customs processing. The nearest customs facility is KCIU, located about 76 nautical miles away. Operators arriving from outside the United States need to plan clearance through that airport before or after a stop at 3MI2. No CANPASS or other restricted access designation is listed for this field.
What is the runway configuration at 3MI2?
South Fox Island Airport has a single paved runway, 18/36, measuring 5,500 feet long and 90 feet wide with an asphalt surface. This is the only runway serving the field. Pilot-activated visual approach slope indicators and medium intensity runway lights are available on both 18 and 36, per airport remarks.
Is South Fox Island Airport staffed or attended?
South Fox Island Airport (3MI2) is unattended, listed with a status of UNATNDD. There is no on-field personnel presence to support arrivals. Pilots needing clearance delivery are directed to contact Minneapolis ARTCC, according to the airport's general remarks. Fuel type availability is not confirmed for this field.
When does South Fox Island Airport see the most traffic?
Business aviation activity at South Fox Island Airport (3MI2) concentrates in the summer months, with July and August each recording 13 operations in 2025 according to FAA TFMSC data. Traffic drops off sharply outside that window, with only single-digit or single-operation counts in May, June, October, and November. Annual business aviation operations totaled 38 for the year.