| ICAO code | LBSR |
| Country | Bulgaria |
| Type | Flight Information Region |
| Center | 42.7339, 26.5547 |
| Airports | 113 |
| NOTAM | Sofia FIR NOTAMs |
| METARs | 8 |
| SIGMETs | 0 |
| Size | 145,143 km2 |
| Adjacent |
| ID | Name | IATA | METAR | City | Region | Type |
|---|---|---|---|---|---|---|
| LBSS | Silistra Polkovnik Lambrinovo Airfield | Silistra | Silistra | Small airport | ||
| LBSV | Sveta Marina Hospital Helistrip | Varna | Heliport | |||
| LBSW | Sofia West | Bobov Dol | Kyustendil | Small airport | ||
| LBTG | Bukhovtsi Airfield | Loznitsa | Razgrad | Small airport | ||
| LBTS | Tsalapitsa | Stamboliyski | Plovdiv | Small airport | ||
| LBWV | Izgrev Airport | Beloslav | Varna | Closed |