Airport · Sault Ste Marie, United States
Chippewa County International Airport (CIU)
IATA CIUICAO KCIU3 airlines4 destinationsUnited States
Chippewa County International Airport (CIU) currently has nonstop service to 4 destinations on 3 airlines in our latest departure data. The busiest route is to Detroit (DTW), and the largest operator here is Delta Air Lines with nonstops to 2 destinations.
Route data as of June 15, 2026, based on a 6-day departures sample.
Where can you fly nonstop from CIU?
You can fly nonstop from CIU to 4 destinations. Current schedules show about 2.9 flights per day across those routes. The busiest options start with Detroit (DTW), Minneapolis (MSP), Grand Rapids (GRR).