KHYI
San Marcos Regional Airport
Fuel Price Leaderboard
4 FBOs at KHYIPrices updated daily · Last updated September 12, 2026
| # | FBO | Jet-A | 100LL |
|---|---|---|---|
| 1 | Berry Aviation IncBest Price | $7.55 | $8.35 |
| — | Specialized Aero LLC | N/A | N/A |
| — | Texas Aviation Partners, LLC | N/A | N/A |
| — | TravelTech Aircraft Services | N/A | N/A |
Jet-A Price History at KHYI
▼ −$0.61May 20Sep 12
Over the past 116 days, the cheapest Jet-A at KHYI has fallen by $0.61/gal (7.5%), moving from $8.16 to $7.55. Over that window it ranged between $7.10 and $8.16 — a $1.06/gal swing.
100LL Price History at KHYI
▲ +$0.20May 20Sep 12
Over the past 116 days, the cheapest 100LL at KHYI has risen by $0.20/gal (2.5%), moving from $8.15 to $8.35. Over that window it ranged between $8.05 and $8.65 — a $0.60/gal swing.