Sydney Western opened to passenger traffic on October 25, 2026, with Jetstar Airways (JQ, Melbourne Airport) operating the inaugural flight to Gold Coast Coolangatta. The next day, Air New Zealand (NZ, Auckland International) followed with the airport's first international services to and from Auckland International.

The airport, known as Western Sydney International (Nancy-Bird Walton) Airport, operates without a curfew, unlike Sydney Kingsford Smith, and holds an initial annual capacity of 10 million passengers. Jetstar Airways said its new routes supplement its existing services at Kingsford Smith.

ch-aviation schedules data shows that Jetstar Airways currently operates 11x weekly flights to Melbourne Airport, daily to Gold Coast Coolangatta, and 3x weekly to Brisbane International. Air New Zealand operates 3x weekly to Auckland International.

The schedules also show Singapore Airlines launching daily A350-900 flights to Singapore Changi on November 23, 2026. VietJetAir's previously announced 2x weekly A330-300 service to Ho Chi Minh City is scheduled to start from Sydney Western on January 10, 2027.

Meanwhile, Fiji Airways is scheduled to add 3x weekly B737-8 flights to Nadi on March 19, 2027. Qantas also plans 4x weekly flights to Melbourne and Brisbane each from March 28, 2027, using E190s operated by Alliance Airlines.

Qatar Airways plans to begin serving Sydney Western in December 2027, according to the airport's opening announcement. Thai VietJetAir also plans 4x weekly flights to Bangkok Suvarnabhumi from November 2027, subject to regulatory approvals.

On the cargo front, freight operations at Sydney Western began on July 27, 2026, with Qantas Freight operating up to 72 flights per week there.