Fuel Prices at KSTL
St. Louis Lambert International Airport · St. Louis, Missouri
Best Jet-A
$8.91
Signature Aviation
Best 100LL
$8.79
Signature Aviation
FBOs at KSTL
2
Fixed Base Operators
All FBOs at KSTL
Prices updated daily · Last updated September 12, 2026
| # | FBO | Jet-A | 100LL |
|---|---|---|---|
| 1 | Signature AviationBest Price | $8.91 | $8.79 |
| — | On Site Aircraft Service | N/A | N/A |
Jet-A Price History at KSTL
▲ +$0.15May 20Sep 12
Over the past 116 days, the cheapest Jet-A at KSTL has risen by $0.15/gal (1.7%), moving from $8.76 to $8.91. Over that window it ranged between $7.48 and $8.91 — a $1.43/gal swing.
100LL Price History at KSTL
▬ FlatMay 20Sep 12
Over the past 116 days, the cheapest 100LL at KSTL has held steady, moving from $8.79 to $8.79. Over that window it ranged between $8.79 and $8.79.
About St. Louis Lambert International Airport
St. Louis Lambert International Airport (KSTL) is located in St. Louis, Missouri. There are 2 Fixed Base Operators at this airport offering fuel and services. The current best Jet-A price is $8.91/gallon at Signature Aviation.Prices are updated daily and may vary.
KSTL Fuel Price FAQ
How much does Jet-A fuel cost at KSTL?
The cheapest Jet-A at St. Louis Lambert International Airport (KSTL) is $8.91/gal at Signature Aviation. 1 FBO reports Jet-A here. Last updated September 12, 2026.
How much does 100LL avgas cost at KSTL?
The cheapest 100LL at St. Louis Lambert International Airport (KSTL) is $8.79/gal at Signature Aviation. Last updated September 12, 2026.
How many FBOs are at KSTL?
St. Louis Lambert International Airport (KSTL) in St. Louis, Missouri has 2 FBOs listed, 1 of which currently report fuel prices.
Are fuel prices at KSTL going up or down?
Over the past 116 days the cheapest Jet-A at KSTL has risen 1.7% to $8.91/gal (ranging $7.48–$8.91).
How often are KSTL fuel prices updated?
Fuel prices at KSTL are refreshed daily from AirNav FBO reports. The latest update was September 12, 2026. Always confirm with the FBO before fueling, as posted prices can change.