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FBO · KSQI WHITESIDE COUNTY/JOS H BITTORF FLD

Sauk Valley Aviation at Whiteside County/Jos H Bittorf Field

STERLING/ROCKFALLS, ILLINOIS

(815) 213-7939Unicom 123.000WebsiteMon 0800-1700, Mon 0800-1700, Tue 0800-1700, Wed 0800-1700, Thu 0800-1700, Fri 0800-1700, Sat 0800-1700, Sun 0800-1700, Sun 0800-1700
Live posted pricing
Avfuel
100LL Avgas
full serve
$7.09
SS $6.59
Jet A
Not posted
—
JET A PRIST
full serve
$6.65
Updated 10/21/2026

Services & amenities

Wi-FiCrew CarHangarPilot Lounge

All services

  • · Aircraft Fuel Sales
  • · Aircraft Maintenance
  • · Aircraft Rental
  • · Aircraft Washing & Detailing
  • · Courtesy Car(s)
  • · Crew Car(s)
  • · Crew Lounge
  • · Flight Training (Part 61)
  • · Ground Transportation
  • · Hangar Sales & Leasing
  • · Passenger Terminal & Lounge
  • · Public Telephone
  • · Restrooms
  • · Transient Aircraft Parking
  • · Transient Hangar Space
  • · Wi-Fi & Internet Access

About Sauk Valley Aviation

Sauk Valley Aviation serves KSQI, Whiteside County/Jos H Bittorf Field in Sterling/Rockfalls, Illinois. It carries AVGAS 100LL and Jet A. Fuel is available self serve and full serve.

Pilots can use the pilot lounge, passenger terminal, internet access, and public telephone. The field also offers transient parking, transient hangars, courtesy car access, crew cars, and ground transportation.

Other services include aircraft rental, FAR Part 61 training, aircraft washing and detailing, airframe and powerplant maintenance, and hangar sales or leasing. For current fuel details or availability, call the FBO directly.

Sauk Valley Aviation supports local and transient traffic with fuel retail, maintenance, and pilot services. The FBO lists aircraft rental, Part 61 training, washing and detailing, and A and P maintenance. It also offers hangar sales or leasing, transient hangars, transient parking, crew cars, courtesy car access, ground transportation, internet access, a pilot lounge, a passenger terminal or lounge, restrooms, and a public telephone. Payment is accepted by Visa, MasterCard, American Express, Discover, cash, and check.

Payment & fees

Accepted payment

VisaMasterCardAmerican ExpressDiscoverCashCheck

Frequently asked questions

What fuel grades does Sauk Valley Aviation carry at KSQI?
Sauk Valley Aviation carries AVGAS 100LL and Jet A.
Does Sauk Valley Aviation offer self serve fuel?
Yes. It offers both self serve and full serve fuel service.
What pilot amenities are available at Sauk Valley Aviation?
The FBO lists a pilot lounge, internet access, restrooms, and a public telephone.
Does Sauk Valley Aviation have ground transportation options?
Yes. It lists a courtesy car, crew cars, and ground transportation.
What maintenance services does Sauk Valley Aviation provide?
It offers airframe and powerplant maintenance.
How do I contact Sauk Valley Aviation at KSQI?
Call (815) 213-7939 or contact the FBO directly by phone for current details.