Onega, Russia limited passenger service on the Onega Bay. The Onega is served by the Onega Airport which has weekly passenger flights to Arkhangelsk and to the "selo" of Purnema on the Onega Peninsula. Close to the town, there is also an uncompleted military air base, Onega Andozero. In 2003, the Russian inland oil shipping company Volgotanker started using the White Sea-Baltic Canal for exporting fuel oil. The scheme involved delivering oil by river tanker, over the canal and into a floating transfer terminal near the Osinki Island in the Onega Bay, 36 km north-east of the port of Onega, for transfer
Lake Onega area containing the Kondopozhskaya (, depth up to ), Ilem-Gorskaya (), Lizhemskoy () and Unitskoy () bays. To the southwest of Greater Onega lies Petrozavodskoye Onego () containing the large Petrozavodsk and small Yalguba and Pinguba bays. To the east of Zaonezhye there is a bay, northern part of which is called Povenetsky Bay and the southern part is Zaonezhsky Bay. There, deep sections alternate with banks and islands which split the bay into several parts. The southernmost part of them, Lesser Onega, is deep. All the shores there are rocky. The average depth of the lake is , and