Bydd y Bartneriaeth Strategol yn cael ei llofnodi yng Nghaerdydd gan y Prif Weinidog, Carwyn Jones ac Arglwydd Paul Deighton, Cadeirydd Heathrow Airport Ltd, gan nodi dechrau perthynas weithio glòs rhwng y partïon.
The Strategic Partnership will be signed in Cardiff by First Minister Carwyn Jones and Lord Paul Deighton, Chairman of Heathrow Airport Ltd, which marks the start of a close working relationship between both parties.