INTERNATIONAL AIR SERVICES INC TRUSTEE· ICAO24 a25b7c· last seen 4d ago

N251CW is an Aero Vodochody L-39 Albatros, a single-engine jet operated by INTERNATIONAL AIR SERVICES INC TRUSTEE. SkyMeter has tracked 76 flights totalling 67 hours of airtime via ADS-B. The most frequent segment is KX60 to KX60. Service window in our records spans 412 days. Of those flights, 4 (5.3%) carry at least one detected incident: a go-around, unstable approach, stall warning, or runway excursion. The Aero Vodochody L-39 Albatros has a maximum takeoff weight of 10,362 lb, light wake category.

About the Aero Vodochody L-39 Albatros

The Aero Vodochody L-39 Albatros stands as one of the most successful jet trainers ever built, with over 2,800 produced between 1968 and 1996 in what was then Czechoslovakia. Designed as a successor to the L-29 Delfín, the L-39 became the standard advanced trainer for Soviet bloc air forces and was exported to more than 30 countries worldwide. Its tandem-seat configuration, docile handling characteristics, and relatively low operating costs made it ideal for transitioning pilots from propeller trainers to frontline fighters.

The aircraft's rugged construction and simple systems allowed it to operate from unprepared airstrips and survive the rigors of student training that would ground more delicate designs. Beyond training, the L-39 saw combat service in multiple conflicts and spawned the L-59 and L-159 variants with upgraded avionics and weapons capability. In recent decades, hundreds of surplus L-39s have entered the civilian market, where they serve as warbird attractions, adversary aircraft for military contract training, and high-performance personal jets for wealthy enthusiasts.

The type's combination of genuine fighter-like performance (capable of reaching 405 knots and pulling 8Gs) with relatively affordable acquisition and operating costs has made it the jet of choice for private operators seeking Cold War authenticity. SkyMeter has tracked flights across airframes and operators, with the largest observed operator.

FLIGHTS
76
all time
FLOWN HOURS
67
tracked time
📍
AIRPORTS VISITED
14
unique
📡
CALLSIGNS
1
18 routes
📅
SERVICE PERIOD
6/25/2025 → 8/11/2026
first → last
INCIDENT RATE
5.3%
4 flagged

Top routes

By flight count

10
6
4
3
2
2
2
2
2
1
1

Flight numbers

Most-flown by this airframe

1

Aircraft specifications

Aero Vodochody L-39 Albatros

Engines
Single Jet
Vref (approach)
115 kt
MTOW
10,362 lb
Wake category
L

Recent flights

Newest 40 operations of N251CW

40
8/11/2026
38m
No alerts
8/6/2026
47m
No alerts
7/23/2026
24m
No alerts
7/23/2026
24m
No alerts
7/23/2026
29m
No alerts
6/29/2026
45m
No alerts
6/27/2026
45m
△ Low approach-stability score
6/22/2026
16m
No alerts
5/13/2026
44m
No alerts
5/12/2026
39m
No alerts
5/12/2026
31m
No alerts
4/21/2026
27m
No alerts
4/5/2026
13m
No alerts
2/10/2026
34m
No alerts
1/8/2026
46m
No alerts
12/3/2025
29m
No alerts
12/3/2025
27m
No alerts
12/3/2025
25m
No alerts
11/21/2025
31m
No alerts
11/21/2025
31m
No alerts
11/21/2025
28m
No alerts
11/21/2025
28m
No alerts
10/20/2025
18m
No alerts
9/3/2025
9m
No alerts
9/2/2025
10m
No alerts
8/10/2025
10m
No alerts
8/10/2025
1h 59m
No alerts
8/10/2025
1h 17m
No alerts
8/10/2025
28m
No alerts
8/10/2025
6h 0m
No alerts
8/8/2025
7h 49m
No alerts
8/7/2025
2h 6m
No alerts
8/7/2025
1h 19m
No alerts
8/6/2025
24m
No alerts
8/3/2025
14m
No alerts
7/20/2025
29m
No alerts
7/20/2025
20m
No alerts
6/25/2025
29m
△ Low approach-stability score
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