SIA is increasing its flight frequencies between Singapore destination cities in the region.
In Australia, SIA is increasing its weekly flight frequencies to Brisbane to 17 from today from 14 previously, and will raise frequencies further to 21 flights on July 2.
From April 8, Sydney will get three additional flights to 24 times and four more flights to 28 times weekly from June 1.
Flights to Auckland, meanwhile, were increased to 14 from 11 on March 30.
SIA also now flies 21 times weekly to Ho Chi Minh City after the addition of four flights on March 30. On the same date, flights to Shanghai were also increased to 35 from 28.
"Some increases are planned for destinations in India, subject to traffic rights and regulatory approval," SIA said.
Services to Chennai, India were raised to 11 times weekly from 10 on March 30.
To Delhi, SIA started flying 9 times weekly from 7 times on the same date with plans to have twice daily services to the city later this year.
Bangkok will get two additional flights to 41 from May 18, while Taipei will get 17 flights weekly starting on October 4 from 14 previously.
SIA will suspend services on the Bangkok-Osaka route from May 17 and on the Taipei-Los Angeles route from October 1.
Frequency will be increased between Singapore and Dubai to twice daily from the existing 10 flights per week starting May 18.
SIA recently started a second daily service between Singapore and Zurich and increased frequency on the Milan and Barcelona route to a daily service earlier this year.