Monarch was a major British leisure airline, later operating scheduled flights. It entered administration in October 2017 following prolonged financial pressure.

Airlines

British Airtours

A British Airways charter subsidiary known earlier as BEA Airtours and later rebranded Caledonian Airways after the British Caledonian acquisition.

Airlines

Caledonian Airways (1961)

The original Caledonian Airways was a Scottish-founded charter airline that combined with British United Airways to create British Caledonian in 1970. Not the later BA-associated Caledonian…

Airlines

Britannia Airways

Britannia Airways became a leading British holiday charter carrier, closely linked to the Thomson travel business. It was renamed Thomsonfly in 2005.