Fuel Prices at KMDH
Southern Illinois Airport · ,
Best Jet-A
$6.50
Flightline
Best 100LL
$7.26
Flightline
FBOs at KMDH
1
Fixed Base Operators
All FBOs at KMDH
Prices updated daily · Last updated June 14, 2026
| # | FBO | Jet-A | 100LL |
|---|---|---|---|
| 1 | FlightlineBest Price | $6.50 | $7.26 |
Jet-A Price History at KMDH
▲ +$1.58Mar 11Jun 14
Over the past 92 days, the cheapest Jet-A at KMDH has risen by $1.58/gal (32.1%), moving from $4.92 to $6.50. Over that window it ranged between $4.92 and $7.03 — a $2.11/gal swing.
100LL Price History at KMDH
▲ +$1.44Mar 11Jun 14
Over the past 92 days, the cheapest 100LL at KMDH has risen by $1.44/gal (24.7%), moving from $5.82 to $7.26. Over that window it ranged between $5.82 and $7.71 — a $1.89/gal swing.
About Southern Illinois Airport
Southern Illinois Airport (KMDH) is located in , . There are 1 Fixed Base Operators at this airport offering fuel and services. The current best Jet-A price is $6.50/gallon at Flightline.Prices are updated daily and may vary.
KMDH Fuel Price FAQ
How much does Jet-A fuel cost at KMDH?
The cheapest Jet-A at Southern Illinois Airport (KMDH) is $6.50/gal at Flightline. 1 FBO reports Jet-A here. Last updated June 14, 2026.
How much does 100LL avgas cost at KMDH?
The cheapest 100LL at Southern Illinois Airport (KMDH) is $7.26/gal at Flightline. Last updated June 14, 2026.
How many FBOs are at KMDH?
Southern Illinois Airport (KMDH) in , has 1 FBO listed, 1 of which currently report fuel prices.
Are fuel prices at KMDH going up or down?
Over the past 92 days the cheapest Jet-A at KMDH has risen 32.1% to $6.50/gal (ranging $4.92–$7.03).
How often are KMDH fuel prices updated?
Fuel prices at KMDH are refreshed daily from AirNav FBO reports. The latest update was June 14, 2026. Always confirm with the FBO before fueling, as posted prices can change.