Tail record, Gulfstream GIV, United States register
Flown about as much as most GIVs: inside the middle half of its type.
01
Flown less often than 70% of GIVs, by flights a month.
Tracked flights
32
in the twelve months, about 3 a month
Busiest GIVs
434th
of 620 tracked, by flights a month
Estimated hours
≈43
in the twelve months, from time in the air
Flights a month, every tracked GIV
02
N154G stayed within or below the middle half of the fleet in every month. Its busiest month was May 2026, with 8 flights.
Its busiest month was May 2026, with 8 flights. It did not fly in February 2026. The record has 23 tracking gaps, so about one flight in 1 may be missing and every count is a minimum.
03
Each measure against all 620 tracked GIVs. Every dot is one aircraft; the gold one is N154G.
Chapter 4
Typical for its type
How hard has it been used?
Used at about the rate of most of the fleet, so its maintenance intervals have been used up at a normal pace.
Flights a monthLead measure. 30th percentile
3.9middle GIV 5.6
Days flown a month18th percentile
2.7 dmiddle GIV 4.2 d
Estimated hours a year29th percentile
≈94 hrmiddle GIV ≈134 hr
Harsher means harder on the aircraft than three quarters of GIVs; typical is the middle half. Percentiles compare this aircraft with every tracked GIV, over its record since 1 Jan 2025.
04
The fleet is shown, and whether N154G sits inside its middle half. Its grades and values are in the full report.
Chapter 1
Hours per landing, middle GIV: 2.0 : 1
Also graded: short hops. Leg length is shown as context.
N154G sits inside the middle half. Its grade and exact place are in the full report.
Unlock this chapterChapter 2
Salt air, middle GIV: 3%
Also graded: damp air, freeze–thaw, near the coast and moisture in the air.
Not graded: not enough data.
Unlock this chapterChapter 3
Short runways, middle GIV: 35%
Also graded: hot, high takeoffs; density altitude; dust and dry climate.
N154G sits outside the middle half, on one side or the other. Its grade and exact place are in the full report.
Unlock this chapter05
All four chapters, every flight since January 2025 leg by leg, and the one thing to ask the seller.
Page one
Every chapter has this table, with a note on any assumption behind it.
days
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N154G, Gulfstream GIV
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06
The Aircraft Ledger. “N154G: how this Gulfstream GIV is flown.” Data through 31 Jul 2026. theaircraftledger.com/aircraft/n154g
About 43 estimated hours in the 12 months to 31 Jul 2026, across 32 tracked flights. Hours are estimated from time in the air, so the logbook has the exact figure.
N154G made 32 tracked flights in the 12 months to 31 Jul 2026, about 3 a month, and flew on about 2 days in each month it flew.
1 of its 32 tracked flights in the 12 months to 31 Jul 2026, 4%, crossed a border.
It was last tracked in June 2026. We publish an aircraft’s flights seven days after they happen, and show them by month only.
We leave out airports, bases and exact dates on purpose. We show how an aircraft has been used, not where it goes.
All four graded chapters (Fatigue, Corrosion, Engines and brakes, and Utilization), each against the tracked GIVs, plus the operational summary and operating rhythm, as a PDF, CSV and share link. It costs $395, or $995 a month for unlimited reports and Spotlight.
Method: flight data, every count a minimum. Estimated hours from time in the air. About our data
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Not a substitute for a pre-purchase inspection or records review. TailCheck shows how an aircraft has been used, not its condition.