A flight crew serves food and beverages to passengers aboard an airplane during the 1960s.

Passengers relax on reclining seats aboard the Comet 4 airplane during a demonstration flight on Aug. 28, 1958. The plane flew from New York to London in less than six-and-a-half hours.

Passengers enjoy a relaxing smoke on a Transocean Air Lines Boeing 377 Stratocruiser in the mid 1950s.

British Overseas Airways Corporation (BOAC) stewardesses peer through the windows of a mock-up Boeing 747 at London's Heathrow Airport during training for the introduction of transatlantic jumbo flights, March 30, 1971.

The restaurant inside the Queen's Building at Heathrow Airport in London, May 1, 1956. The restaurant was demolished when the Queen's Building was torn down in 2009 to make way for a new terminal.

British actress Suzanna Leigh smiles over the top of her sunglasses at London Airport, April 21, 1965. London Airport was renamed Heathrow Airport a year later.

Passengers check in at New York's East Side Airlines Terminal circa 1955. The terminal was demolished in the 1980s in favor of a 55-story apartment building.

British European Airways' Vickers V. 700 Viscount jet takes off from Northolt Airport in London , Aug. 25, 1949.

Trans World Airline (TWA) stewardesses attend a training course at the TWA headquarters in Kansas City, Mo., May 1946.

A passenger grooms herself in the powder room of a de Havilland DH 106 Comet flight en route to South Africa on April 21, 1952. The DH 106 Comet was one of the first commercial jetliners.

A steward serves breakfast to a passenger aboard an Imperial Airways flight en route to Athens. The plane, a Canopus, was able to cruise at 200 mph and carry 16 beds for passengers who wanted to sleep more comfortably.

British film actress Winifred Shotter and Jack Lester have lunch at 6,000 feet during their flight to India, Nov. 3, 1945.

Pan American World Airways flights were fitted with television sets in the hand luggage racks for the entertainment of passengers, circa 1965.

A British Overseas Airways Corporation (BOAC) air hostess greets a passenger in front of a spiral staircase aboard a Boeing 747 Monarch jet, Jan. 15, 1970.

A stewardess serves drinks to passengers on a Transocean Airlines Boeing 377 Stratocruiser in the mid-1950s. Transocean Airlines was in business from 1946 to 1960, and was a pioneer discount airline.

A stewardess serves a snack to passengers on a Transocean Airlines Boeing 377 Stratocruiser in the mid-1950s.

Tourists wave Mexican sombreros in celebration before boarding a Canadian Pacific jet in Mexico, circa 1950.