1974: SWISSAIR International Network
The following is Swissair’s 1974 Summer International Network, taken from Official Airline Guide Worldwide Edition – Timetable Section – MAR 1974
The unit of the frequencies is weekly, round-trip basis.
1973/74: British Caledonian Long-Haul Route
The following is British Caledonian’s network of 1973/74 Winter season, taken from Official Airline Guide Worldwide Edition – Timetable Section – MAR 1974
All flights are round-trip, weekly basis
1974: SABENA International Network
The following is SABENA’s long-haul network for the 1974 Summer season, mainly from 01APR74 to 30JUN74. Data taken from Official Airline Guide Worldwide Edition – MAR 1974
All flights are round-trip (unless otherwise stated), weekly basis.
1973/74: AEROFLOT Inter-Continental network
The following is AEROFLOT’s International Route network (excludes Europe) for 1973/74 Northern Winter season, taken from Official Airline Guide Worldwide Edition – Timetable Section – MAR 1974
1973/74: THY Turkish Airlines Network
The following is THY Turkish Airlines’ 1973/74 Winter network, taken from Official Airline Guide Worldwide Edition – MAR 1974
The unit of the frequency is weekly, round-trip basis. City highlighted in BOLD represents the aircraft’s turn-around point
1974: Air France International Network
The Following is Air France 1974 Summer International Network effective 01APR74, taken from Official Airline Guide Worldwide Edition – MAR 1974
The unit of the frequency is weekly, round-trip basis. If a city is highlighted in BOLD, it represents the aircraft’s turn-around point. City highlighted in ITALIC represents a technical stop
1973/74: IBERIA International Routes
The following is IBERIA’s 1973/74 Northern Winter Long-haul network, taken from Official Airline Guide Worldwide Edition – Timetable Section – MAR 1974
All flights are round-trip, weekly basis.
1973/74: Austrian Airlines Network
The following is Austrian Airlines’ 1973/74 Winter network, all flights are round-trip, weekly basis.
Taken from Official Airline Guide Worldwide Edition – MAR 1974
1973/74: Lufthansa Inter-Continental network
The following is Lufthansa’s Inter-Continental network for 1973/74 Winter season, taken from Official Airline Guide Worldwide Edition – MAR 1974
The unit of the frequency is Weekly, roundtrip. A city highlighted in BOLD represents the aircraft’s turn-around point
1973/74: Alitalia International Network
The following is Alitalia’s 1973/74 Winter season International network, taken from Official Airline Guide Worldwide Edition – MAR 1974
The unit of the frequency is weekly, round-trip Read more 
