Sierra Pacific Airlines, Inc. (Tucson, AZ)
ICAO SPA📻 Sierra Pacific
📍 United States
DAILY AVG FLIGHTS
1
last 30 days
AIRPORTS SERVED
14
UNIQUE ROUTES
18
AVG FLIGHT TIME
3h 22m
Sierra Pacific Airlines, Inc. (Tucson, AZ) (SPA) is a carrier registered in United States. SkyMeter has observed 1 flights via ADS-B across 18 routes. The fleet on file includes 2 aircraft, most commonly the Boeing 737-500. The busiest segment is KTUS to KNKT.
Fleet
2 types observed across 34 flights · last 30 days
Top Routes
By flight count over last 30 days
Recent Flights
Click Replay or Analyse on any row
Recent Safety Events
3 events detected by SkyMeter from ADS-B traces · last 30 days
| Event | Flight | Airport | Aircraft | When (UTC) |
|---|---|---|---|---|
| Unstable approach | SPAR22 | EGVA | B737 | 2026-07-09 13:54 |
| Long landing rollout | SPAR104 | KBLV | LJ35 | 2026-07-08 17:29 |
| Unstable approach | SPA709 | KRIC | B735 | 2026-06-24 20:09 |
Event detection from ADS-B traces. Not all events indicate hazardous conditions. Go-arounds are routine; unstable-approach flags are advisory thresholds. See methodology for what each event type measures.