- Oakhurst to Sydney airport
- Oakville to Sydney airport
- Oatlands to Sydney airport
- Oatley to Sydney airport
- Old Guildford to Sydney airport
- Old Toongabbie to Sydney airport
- Oran Park to Sydney airport
- Orchard Hills to Sydney airport
- Oxford Falls to Sydney airport
- Oxley Park to Sydney airport
- Oyster Bay to Sydney airport
- Sydney airport to Oakhurst
- Sydney airport to Oakville
- Sydney airport to Oatlands
- Sydney airport to Oatley
- Sydney airport to Old Guildford
- Sydney airport to Old Toongabbie
- Sydney airport to Oran Park
- Sydney airport to Orchard Hills
- Sydney airport to Oxford Falls
- Sydney airport to Oxley Park
- Sydney airport to Oyster Bay