Just spotted these insane prices on IWTF's home page. I believe it's part of the Mega Sale, but totally deserving of its own post. Dates vary, but the samples shown below are for travel Feb-May. Enjoy :)
Perth to Ho Chi Minh City return
Dep. 27/Feb Ret. 30/Mar $211
Dep. 05/Mar Ret. 30/Mar $211
Dep. 05/Mar Ret. 05/Apr $211
Dep. 05/Mar Ret. 02/May $211Melbourne to Ho Chi Minh City return
Dep. 27/Feb Ret. 15/Mar $314
Dep. 27/Feb Ret. 30/Mar $314
Dep. 27/Feb Ret. 02/May $314
Dep. 27/Feb Ret. 05/May $314Sydney to Ho Chi Minh City return
Dep. 27/Feb Ret. 09/Mar $319
Dep. 27/Feb Ret. 15/Mar $319
Dep. 27/Feb Ret. 18/Mar $319
Dep. 27/Feb Ret. 30/Mar $319Gold Coast to Ho Chi Minh City return
Dep. 13/Apr Ret. 02/May $319
Dep. 13/Apr Ret. 08/May $319
Dep. 13/Apr Ret. 14/May $319
Dep. 13/Apr Ret. 17/May $319Darwin to Ho Chi Minh City return (flying Jetstar)
Dep. 10/Apr Ret. 03/May $318
Dep. 24/Apr Ret. 10/May $318
Dep. 10/Apr Ret. 31/May $318
Dep. 24/Apr Ret. 03/May $318
Thanks for sharing :)