Aharon
You might be interested in the following link
http://flight-engineers-air-nz.blogspot ... ories.htmlYou will find the answer to the question regarding Queen Elizabeth II and her Air New Zealand DC-8 1974 and 1981 flights within the following History timeline for the Teal/Air New Zealand DC-8
1963
September 23:
Contract signed with the Douglas Aircraft Company for the purchase of three DC8 series 52 jets.
1965
July 20:
Official opening of Air New Zealand's jet base at Mangere by the Minister of Civil Aviation, Mr McAlpine. Arrival of first DC8 ZK-NZA, after a 6510-mile, nonstop flight from Long Beach to Auckland. The flight took 13 hours 32 minutes with an average speed of 530 mph against head winds averaging 40 mph.
October 3:
Inaugural DC8 Christchurch-Sydney service.
November 24:
First commercial services through new Auckland International Airport. An Electra from Nadi was the first international arrival. A DC8 flew out to Sydney.
December 14:
Inaugural DC8 Auckland-Los Angeles service, via Nadi and Honolulu.
1966
January 29:
Official opening of new Auckland International Airport at Mangere with three-day pageant.
March 3:
First DC8 Auckland-Hong Kong commercial service.
April 4:
First DC8 Auckland-Brisbane service.
April 6:
Inaugural DC8 Auckland-Singapore service
July 4:
DC8 ZK-NZB crashed in training accident at Auckland. Two crew members killed - Captain Don McLachlan and flight engineer Gordon Tonkin.
1970
July 1:
First DC8 Auckland-Melbourne service.
July 4:
First DC8 Christchurch-Melbourne service.
August 20:
First DC8 Auckland-Nadi-Honolulu service, becoming the fourth flight per week to the USA.
1972
June 1:
First DC8 Wellington-Sydney service.
June 2:
First DC8 Wellington-Melbourne service.
June 4:
First DC8 Wellington-Brisbane service.
1973
May:
First of six DC8s converted to new livery, all DC8 fleet conversion finished during 1973.
December 2:
First DC8 Auckland-Rarotonga service, weekly
December 4:
Inaugural DC8 Coral Route service from Auckland to Tahiti via Nadi (Fiji), Pago Pago (American Samoa), Rarotonga (Cook Islands).
1974
January 30:
H.R.H. Queen Elizabeth II officially opened Rarotonga International Airport. Her Majesty, accompanied by Princess Anne and Captain Mark Phillips, then travelled on an Air New Zealand DC8 from Rarotonga to Christchurch to close the 1974 Summer Commonwealth Games.
April 4:
First DC8 Christchurch-Wellington-Nadi service.
April 6:
First DC8 Nadi-Wellington-Christchurch service.
1976
March 25:
DC8 aircraft (ZK-NZF) sold to McDonnell Douglas for lease to Cyprus Airways, reducing the fleet to five.
May 5:
First DC8 Wellington-Pago Pago service, via Auckland.
1980
August 1:
First DC8 service from Auckland to Tokyo via Nadi.
August 4:
Inaugural DC8 transpacific freighter service (aircraft chartered from US-based cargo airline, Flying Tigers).
1981
October 13:
Air New Zealand DC8, commanded by Captain Fred Douglas, carried H.M the Queen and H.R.H. the Duke of Edinburgh from Adelaide to Christchurch to begin their tour of New Zealand.
October 20:
H.M. the Queen and H.R.H. the Duke of Edinburgh leave Auckland bound for Perth on board DC8 under the command of Captain Fred Douglas.
December 15:
Captain Keith Walsh commands the final flight by a DC8 passenger aircraft from Melbourne to Wellington bringing to an end Air New Zealand's international services through Wellington Airport.
1984
December 16:
Last flight by the DC8 Freighter to the United States due to new United States noise regulations.