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Cheapest 100LL Avgas in Michigan

20 FBOs with 100LL pricing · Updated daily

Best Price: $6.60/gal

Chippewa County Economic Development Corporation (FBO) at KCIU in Chippewa County

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The average 100LL price in Michigan is $7.34/gal. Below are all FBOs ranked from cheapest to most expensive.

Prices updated daily · Last updated August 31, 2026

100LL Avgas Market Analysis in Michigan

We track 100LL avgas at 20 FBOs across 14 airports in Michigan. The cheapest 100LL is $6.60/gal at Chippewa County Economic Development Corporation (FBO) (KCIU), and the highest is $8.65/gal — a $2.05/gal difference depending on where you stop. 12 FBOs are below the $7.34/gal state average. For a typical 50-gallon piston top-off, the cheapest stop saves roughly $37 versus the average.

100LL is the standard fuel for most piston-engine aircraft. Because avgas volumes are smaller than Jet-A, prices are especially sensitive to local supplier logistics and airport traffic. Self-serve pumps usually undercut full-service by a wide margin and are often available 24/7. Figures update daily from AirNav reports.

Cheapest 100LL in Michigan: FAQ

What is the cheapest 100LL avgas in Michigan?
The cheapest 100LL in Michigan is $6.60/gal at Chippewa County Economic Development Corporation (FBO) (KCIU) in Chippewa County, as of August 31, 2026.
What is the average 100LL price in Michigan?
Across 20 FBOs reporting 100LL in Michigan, the average is $7.34/gal, ranging $6.60 to $8.65/gal.
Where is 100LL cheapest for piston aircraft in Michigan?
Chippewa County (KCIU) has the lowest 100LL in Michigan at $6.60/gal. 12 of 20 FBOs price below the state average.
How often are Michigan 100LL prices updated?
100LL avgas prices in Michigan are refreshed daily from AirNav FBO reports; the most recent update was August 31, 2026. Confirm with the FBO before fueling.

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