CIU
Chippewa County International Airport

Chippewa County International Airport (IATA: CIU, ICAO: KCIU) is a medium airport in Kincheloe, Michigan, United States. It has 2 runways; the longest is 7,203 ft (2,196 m). In 2025 it handled 61 thousand passengers.
Runways & airfield
Schematic · N · © OpenStreetMap · FAA diagram PDF16/34150° / 330° · LIT
LENGTH7,203 ft2,196 mWIDTH150 ft46 mSURFACEAsphalt
10/28090° / 270° · LIT
LENGTH5,001 ft1,524 mWIDTH75 ft23 mSURFACEAsphalt
Passengers per year
2015–202545K
41K
44K
46K
48K
21K
34K
44K
44K
52K
61K
1516171819202122232425
Routes
3 destinations · 1 countryMost destinationsDelta Connection 2United Express 1
Straight lines are great circles; rings mark true distance from CIU. Dashed: seasonal or charter. From the Wikipedia article “Chippewa County International Airport” (revision of 14 Sep 2026), CC BY-SA 4.0.
Records & rankings
Ranked among 48,011 open airports · world · region · countryScale: share of airports ranked below, best on the right · ties shown as = and a band · passengers are each airport’s latest year on record
Radio frequencies
4 channelsAWOSAWOS 3127.575
CNTRTORONTO CNTR132.650
RDOGREEN BAY RDO123.650
UNICCTAF/UNICOM123.000