Mae teithio rhyngwladol i bobl yng Nghymru wedi ailddechrau ers dydd Llun 17 Mai. Mae system goleuadau traffig, fel systemau’r Alban a Lloegr, ar waith gan ddosbarthu gwledydd o dan y lliwiau gwyrdd, oren a choch, gan ddibynnu ar eu cyfraddau coronafeirws.
International travel for people in Wales restarted from Monday 17 May. A traffic lights system, aligned with England and Scotland, is in place with countries classified as green, amber and red, depending on their rates of coronavirus.