Aircraft hub · 1942

Sikorsky R-4 Hoverfly

The first production helicopter in the world — and the gazetteer’s rotary story starts here. The gazetteer currently lists it at 1 UK museum.

1
Museums
1942
First flight
131
Built
75 mph
Top speed
Second World War
Era

Last verified 2026-07-11 against the gazetteer Compendium. Airframes move — confirm on museum pages before travel.

On charge

Where to see the Sikorsky R-4 Hoverfly in the UK

The gazetteer records 1 Sikorsky R-4 Hoverfly airframe (including cockpit sections and replicas where noted) across 1 UK collection, in one region: London & Around.

MuseumCityRegionAirframes recorded
Royal Air Force Museum London London London & Around Sikorsky R-4 KL110 / KK995
Computed from the survey

Collection context

Types you’ll see alongside

Aérospatiale Gazelle & Alouette, Airco DH.9 / DH.9A, Airspeed Oxford, Albatros D.Va, Avro 504.

Rarity on charge

One of only 1 in UK public collections.

Where the type is thickest

London & Around has 1 collection recording the type.

Type notes

The Sikorsky R-4 Hoverfly in brief

TypeSikorsky R-4 Hoverfly
UK museums holding one1
Airframes recorded in this survey1

Serials are the gazetteer's survey snapshot of what each collection records on charge — restorations move between workshops and reserve hangars, so check the museum page for opening times and current display status before travelling. Every type across all 118 museums is indexed in the Compendium.

Aircraft questions

Frequently asked

How many Sikorsky R-4 Hoverfly airframes are left in the UK?

The Aviation Gazetteer records 1 Sikorsky R-4 Hoverfly airframe in UK collections.

Which museum has the most Sikorsky R-4 Hoverfly airframes?

Royal Air Force Museum London has the most in this survey, with 1 recorded airframe.

CompendiumGazetteer