TUI are now offering packages to the Far East from Cardiff and this what they are offering.
Bali 1 weekly on Sundays until October 2018.
Thailand has 3 offerings.
Khao Lak 2 weekly Sunday and Tuesday until April 2019.
Krabi 2 weekly Sunday and Tuesday until April 2019.
Phuket 2 weeky Sunday and Tuesday until April 2019.
Sri Lanka 4 weekly Sunday, Tuesday, Thursday and Friday until October 2018.
Maldives 1 weekly Sunday until October 2018 though with there isn't anything onsale.
Curiously the flights are down as British Airways flights operated by Qatar Airways.