Airport
Whiteside County Airport – Joseph H. Bittorf Field (SQI)
Whiteside County Airport serves Sterling and Rock Falls in Illinois' Sauk Valley, providing a general aviation gateway to the Rock River area and nearby communities. From SQI, travelers can continue to local business districts, the Rock River Trail Air Route and destinations across northern Illinois.
Passengers
Luggage
About Whiteside County Airport – Joseph H. Bittorf Field
Whiteside County Airport – Joseph H. Bittorf Field (SQI) is a public general aviation airport serving Sterling and Rock Falls in Illinois' Sauk Valley region. Owned by Whiteside County and active since 1948, it supports private, corporate, charter and government flying rather than scheduled airline service.
The airport has two runways: a 6,500-foot main runway with a full instrument landing system and GPS approaches, and a 3,900-foot crosswind runway. These facilities allow SQI to accommodate a range of general aviation aircraft, from single-engine trainers to business jets.
Located about 2 miles south of the Sterling/Rock Falls central business district, the airport is easily reached by road and provides convenient access to local businesses, recreation areas and the Rock River Trail Air Route. Its terminal and ramp areas support arrivals, departures, parking and ground transportation.
Through its fixed-base operator, Sauk Valley Aviation, SQI offers aviation fuel, aircraft storage and parking, flight instruction, aircraft charter, rental and maintenance. This combination of services and regional location makes the airport a practical gateway for general aviation travelers in northern Illinois.
Terminal Overview
Terminals
Whiteside County Airport operates as a single general aviation facility with one main terminal building serving private, corporate, charter and flight-training traffic. It does not have separate domestic or international terminals, and scheduled airline passenger operations are not served.
Ground Transportation Services to and from Whiteside County Airport – Joseph H. Bittorf Field
Transfers
Book private transfers from Whiteside County Airport (SQI) to hotels, business locations and destinations across Sterling, Rock Falls and the Sauk Valley.
Hourly Chauffeur
Arrange a professional chauffeur by the hour for flexible travel from the airport, business meetings, events or journeys around the Sterling–Rock Falls area.
Car Rental
Rent a car at Whiteside County Airport for independent travel around Sterling, Rock Falls and onward journeys across northern Illinois.
Bus & Group Transfers
Organize minibuses or charter buses for groups travelling between Whiteside County Airport, hotels, event venues and other destinations around Sterling and Rock Falls.
Frequently Asked Questions
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