Motorists are advised to expect delays in Albion Park Rail on Sunday as Wings Over Illawarra takes place at the Illawarra Regional Airport.
Gates open at 9am and the first air show kicks off at 10:30am.
Heavy traffic is expected on the approaches to the airport before and after the event, in particular on the Princes Highway, Illawarra Highway and Tongarra Road.
Anyone attending the show is advised to catch public transport.
The Albion Park Station is less than 100 metres from the venue.
Extra trains are running from Central to Albion Park Station at 8:56am, 9:56am and 10:56am, stopping at Redfern, Sydenham, Hurstville, Sutherland, Waterfall, Helensburgh, Thirroul, Corrimal, North Wollongong, and then all stations to Albion Park.
To help you get home, extra return services will be departing Albion Park for Central at 1:10pm, 2:03pm, 2:56pm and 4:04pm.