Cheapest 100LL Avgas in North Dakota
9 FBOs with 100LL pricing · Updated daily
The average 100LL price in North Dakota is $7.31/gal. Below are all FBOs ranked from cheapest to most expensive.
Prices updated daily · Last updated July 29, 2026
| # | FBO | Airport | Jet-A | 100LL |
|---|---|---|---|---|
| 1 | Foss & Meier Flight ServiceBest Price | KDVL | $7.50 | $7.00 |
| 2 | Fargo Aircraft Services | KFAR | $6.57 | $7.04 |
| 3 | Avflight Minot | KMOT | $8.42 | $7.10 |
| 4 | Executive Air Taxi Corporation | KBIS | $6.35 | $7.20 |
| 5 | Western Edge Aviation LLC | KDIK | $7.88 | $7.25 |
| 6 | Avflight Grand Forks | KGFK | $8.99 | $7.25 |
| 7 | Overland Aviation | KXWA | $8.20 | $7.45 |
| 8 | Bismarck Aero Center | KBIS | $5.88 | $7.50 |
| 9 | Fargo Jet Center | KFAR | $8.46 | $7.97 |
100LL Avgas Market Analysis in North Dakota
We track 100LL avgas at 9 FBOs across 7 airports in North Dakota. The cheapest 100LL is $7.00/gal at Foss & Meier Flight Service (KDVL), and the highest is $7.97/gal — a $0.97/gal difference depending on where you stop. 6 FBOs are below the $7.31/gal state average. For a typical 50-gallon piston top-off, the cheapest stop saves roughly $15 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.