SIERRA PACIFIC AIRLINES INC· ICAO24 a9778d· last seen 2d ago

N709S is a Boeing 737-500, a twin-engine jet operated by SIERRA PACIFIC AIRLINES INC. SkyMeter has tracked 788 flights totalling 2,309 hours of airtime via ADS-B. The most frequent segment is KTUS to KRIV. Service window in our records spans 485 days. Of those flights, 18 (2.3%) carry at least one detected incident: a go-around, unstable approach, stall warning, or runway excursion. The Boeing 737-500 has a 95 ft wingspan, a maximum takeoff weight of 136,000 lb.

About the Boeing 737-500

The Boeing 737-500 is the smallest and final member of the 737 Classic family, introduced in 1990 as a modern replacement for the aging 737-200. Designed to serve short-haul, high-frequency routes with reduced capacity, the -500 seats 108-132 passengers and features the CFM56-3 high-bypass turbofans that defined the Classic generation. Its compact size and excellent hot-and-high performance made it popular with airlines operating from challenging airports, though it was ultimately overshadowed by the more versatile 737-300 and -400 variants. Boeing delivered only 389 examples before production ended in 1999, making it the rarest of the Classics.

Despite its limited production run, the 737-500 carved out a loyal niche among regional carriers and charter operators, particularly in Russia, Africa, and Southeast Asia where its rugged design and short-field capability proved invaluable. The type can operate from runways as short as 5,900 feet and maintain respectable economics on thin routes where larger jets would fly half-empty. Its maximum cruising altitude of 37,000 feet and range of approximately 2,400 nautical miles allow it to connect secondary cities across continents without the fuel burn penalties of older-generation aircraft.

Today the 737-500 is increasingly rare in commercial service as operators transition to more fuel-efficient Next Generation and MAX variants, but a dedicated fleet remains active in cargo conversion, government transport, and niche passenger operations. The type's simplicity and commonality with other 737 Classics have extended its operational life well beyond Boeing's original projections. SkyMeter has tracked flights across airframes and operators, with the largest observed operator.

✈
FLIGHTS
788
all time
⏱
FLOWN HOURS
2,309
tracked time
📍
AIRPORTS VISITED
118
unique
📡
CALLSIGNS
1
243 routes
📅
SERVICE PERIOD
5/30/2025 → 9/27/2026
first → last
⚠
INCIDENT RATE
2.3%
18 flagged

Top routes

By flight count

10
14
11
8
7
7
7
6
6
4
4

Flight numbers

Most-flown by this airframe

1

Aircraft specifications

Boeing 737-500

Engines
Twin Jet
Vref (approach)
128 kt
Vmo
340 kt
MTOW
136,000 lb
Wingspan
95 ft
Length
102 ft
Wake category
Medium

Recent flights

Newest 50 operations of N709S

50
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