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Boeing C-17 Globemaster III

Boeing · Military transport · In service worldwide

The West's do-everything airlifter.

Length53.04 m
Wingspan51.75 m
Range8,700 km
MTOW265 t
Built279
First flight1991
Our numbers

Derived metrics

Computed by aircraft.fyi from the core specification — see how we calculate these.

Range per tonne#55 of 65
32.8 km/t maximum range ÷ MTOW in tonnes
Span-to-length ratio#20 of 68
0.98 wingspan ÷ fuselage length
Weight per metre#10 of 68
5.00 t/m MTOW ÷ fuselage length
Range in hours#19 of 65
10.5 h maximum range ÷ cruise speed
Sense of scale

How big is it, really?

The Boeing C-17 Globemaster III's wingspan, against things you already know the size of.

Boeing C-17 Globemaster III51.75 m
Football pitch (width)68 m
Blue whale25 m
New Routemaster bus11.2 m
You (probably)1.75 m
Specification

The numbers

Length53.04 m
Wingspan51.75 m
Height16.80 m
MTOW265,352 kg
Max payload77,519 kg
Range (with 72 t)≈8,700 km
Engines4 × PW F117 (PW2000)
First flight15 September 1991
Built279 (line closed 2015)

Compare it

Put the Boeing C-17 next to something

Last verified: 2026-07-14 · Spot an error? business@luck.fyi

The story

What makes it different

The C-17's genius is contradiction: it hauls strategic loads — a 60-tonne main battle tank — yet lands on 1,000-metre dirt strips, backs up under its own reverse thrust, and turns around on a runway the width of a road. Nothing else combines intercontinental reach with rough-field manners at this scale.

It became the machine the world reaches for when everything goes wrong: earthquake relief, evacuation airlifts, aid drops. The 2021 Kabul evacuation made one C-17 famous for carrying 823 people in a single lift.

279 were built before the line closed in 2015 — a decision the US has publicly regretted since, as no replacement exists. Nine air forces fly it, and every operator's answer to 'what would you buy more of?' is the same.

Common questions

Boeing C-17 Globemaster III — the short answers

How fast is the Boeing C-17 Globemaster III?
The Boeing C-17 Globemaster III cruises at about 830 km/h — roughly 448 knots, or 516 mph.
How far can the Boeing C-17 Globemaster III fly?
The Boeing C-17 Globemaster III has a maximum range of about 8,700 km (4,698 nautical miles, 5,407 miles). At its cruise speed that is roughly 10.5 hours in the air.
Is the Boeing C-17 Globemaster III still in production?
Status: In service worldwide. The Boeing C-17 Globemaster III first flew in 1991, and about 279 have been built.
How big is the Boeing C-17 Globemaster III?
The Boeing C-17 Globemaster III is 53.04 m long with a wingspan of 51.75 m and a height of 16.8 m. Its maximum takeoff weight is 265,352 kg.
Variants

The Boeing C-17 Globemaster III line

C-17A
The single production standard — continually upgraded.
Operators

Who flies the Boeing C-17 Globemaster III

All 9 current operators, verified 2026-07-14. Fleet counts are approximate where marked ≈.

USUS Air ForceActive, Guard and Reserve fleets.≈222
INIndian Air Force11
GBRoyal Air Force8
AURoyal Australian Air Force8
AEUnited Arab Emirates8
QAQatar Emiri Air Force8
CARoyal Canadian Air Force5
EUNATO / SAC (Hungary)3
KWKuwait Air Force2