Helicopter World Records

Distance

1937, Oct 25 : Hanna Reitsch 's Focke-Wulf FW61 V2 D-EKRA without landing 108.97 km (Stendal - Berlin, Germany)

1952, Sep 17 : Bell 47 D1 N167B without landing 1958.80 km (Fort Worth, TX - Niagara Falls, NY USA)

1964, Sep 27 : Bell UH-1D without landing 2170.70 km (Edwards AFB, CA - Rogers, AR USA)

1965, Mar 27 : Sikorsky SH-3A without landing 3388.70 km (San Diego, CA - Jacksonville, FL USA)

1966, Apr 6 : Hughes YOH-6A without landing 3561.55 km (Culver City, CA - Ormond Beach, FL USA)

1967, May 31/June 1 : Sikorsky S-61R (USAF HH-3E) first non-stop trans-Atlantic flight Nine aerial refueling from C-130 Hercules 6870 km (New York - Paris in 30 hs 46 min)

Speed

1959, Nov 21 : Mil Mi-6. closed circuit 100 km without payload 268.92 km/h Skhodnia, (USSR)

1961, May 24 : Sikorsky HSS-2. closed circuit 100 km without payload 281.47 km/h Westbrook,Milford,Westbrook, CT

1961, Dic 1 : Sikorsky HSS-2. closed circuit 100 km without payload 294.19 km/h Stratford, CT (USA)

1963, Jul 23 : Aerospatiale SA3210 Super Frelon. closed circuit 100 km without payload 334.28 km/h Istres (France)

1964, Aug 26 : Mil Mi-6. closed circuit 100 km without payload 340.15 km/h Podmoskovnoe (USSR)

1986, Aug 11 : Westland Lynx G-LYNX. over a straight 15/25 km course 400.87 km/h Glastonbury, Somerset (UK)

Altitude

1949, May 21 : Sikorsky S-52-1. without payload 6468 m Bridgeport, CT (USA)

1953, Sep 2 : Piasecki YH-21. without payload 6739 m Dayton, OH (USA)

1954, Oct 17 : Sikorsky XH-39. without payload 7474 m Bridgeport, CT (USA)

1955, Jun 6 : Sud Est SE3130-02 Alouette. without payload 8209 m Buc (France)

1956, Apr 26 : Mil Mi-4 with 1000 kg payload 6 048 m Touchino (URSS)
1958, Jun 13 : SE3150/002 Alouette 2. without payload 10984 m Bretigny-sur-Orge (France)

1969, Aug 6 : Mil V-12 with 40000 kg payload 2255 m Podmoskovnoe (USSR)
1972, Jun 21 : Aerospatiale Lama without payload 12442 m (~41,000 ft) Aerodrome d'Istres (France)