Question 1

What is the average AvGas price in Illinois?

Accepted Answer

The average AvGas (100LL) price in Illinois is $6.35/gallon and the average Jet-A price is $5.55/gallon, based on 78 airports reporting. Prices vary by FBO and airport.

Question 2

Where can I find cheap aviation fuel in Illinois?

Accepted Answer

Airport-level fuel price data for Illinois is coming soon. The state average shown above is based on regional fuel price surveys. Fuel prices vary significantly between FBOs — smaller municipal airports often offer lower prices than major airports. Self-serve fuel pumps typically cost $0.20-0.50/gallon less than full-service.

Question 3

How often do aviation fuel prices change in Illinois?

Accepted Answer

Aviation fuel prices in Illinois fluctuate with crude oil markets and regional supply factors. AvGas (100LL) and Jet-A prices are updated regularly based on airport fuel surveys. Prices can vary $1-2/gallon between the cheapest and most expensive airports in the same state.

Aviation Fuel Prices in Illinois