China Southern Airlines suspended reservation on select services as follows, based on a GDS listing as of 02-Feb-2020 (Routes Online, 02-Feb-2020):
- Beijing Capital-Amsterdam: Reducing frequency from daily to four times weekly from 13-Feb-2020 to 28-Mar-2020;
- Beijing Capital-Istanbul: Three times weekly service not available from 06-Feb-2020 to 28-Mar-2020;
- Beijing Capital-Tashkent: Reduce frequency from twice weekly to weekly from 03-Feb-2020 to 28-Mar-2020;
- Guangzhou-Amsterdam: Reduce frequency from daily to three times weekly from 11-Feb-2020 to 28-Mar-2020;
- Guangzhou-Adelaide: 3-5 times weekly service not available for reservation from 12-Feb-2020 to 27-Mar-2020;
- Guangzhou-Brisbane: Daily service not available for reservation from 11-Feb-2020 to 28-Mar-2020;
- Guangzhou-Changsha-Frankfurt: Three times weekly service not available for reservation from 10-Feb-2020 to 28-Mar-2020;
- Guangzhou-Changsha-Nairobi: Twice weekly service not available for reservation from 11-Feb-2020 to 28-Mar-2020;
- Guangzhou-Colombo-Male: Three times weekly service not available for reservation from 09-Feb-2020 to 28-Mar-2020;
- Guangzhou-Dubai: Reduce from 10 times weekly to daily from 02-Feb-2020 to 13-Feb-2020 and to four times weekly from 14-Feb-2020 to 28-Mar-2020;
- Guangzhou-Los Angeles: Boeing 777-300ER replaces A380 from 14-Feb-2020 to 28-Mar-2020;
- Guangzhou-Melbourne: Reservation on select frequencies and dates closed between 03-Feb-2020 to 08-Mar-2020;
- Guangzhou-Nairobi: Twice weekly service not available for reservation from 14-Feb-2020 to 28-Mar-2020;
- Guangzhou-New York JFK: Reduce frequency from daily to six times weekly from 02-Feb-2020 to 15-Feb-2020 and to three times weekly from 16-Feb-2020 to 28-Mar-2020;
- Guangzhou-Paris CDG: Reduce from daily to four times weekly from 11-Feb-2020 to 28-Mar-2020;
- Guangzhou-Perth: 3-5 times weekly service not available for reservation from 11-Feb-2020 to 28-Mar-2020;
- Guangzhou-San Francisco: Reduce from daily to four times weekly from 04-Feb-2020 to 28-Mar-2020;
- Guangzhou-Sanya-London Heathrow: Twice weekly service not available for reservation from 06-Feb-2020 to 28-Mar-2020;
- Guangzhou-Sydney: Overall service gradually reduced to daily instead of 2-3 times daily;
- Guangzhou-Toronto: Reduce frequency from daily to three times weekly from 03-Feb-2020 to 28-Mar-2020;
- Guangzhou-Urumqi-Vienna: Three times weekly reservation not available from 11-Feb-2020 to 28-Mar-2020;
- Guangzhou-Vancouver: Reduce frequency from five to four times weekly from 13-Feb-2020 to 28-Mar-2020;
- Guangzhou-Vancouver-Mexico City: Twice weekly service not available for reservation from 04-Feb-2020 to 28-Mar-2020;
- Shenzhen-Melbourne: Three times weekly service not available for reservation from 10-Feb-2020 to 28-Mar-2020;
- Shenzhen-Moscow Sheremetyevo: Twice weekly service not available for reservation from 03-Feb-2020 to 28-Mar-2020;
- Shenzhen-Sydney: Five times weekly service not available for reservation from 11-Feb-2020 to 28-Mar-2020;
- Urumqi-Almaty: Daily service not available for reservation from 01-Feb-2020 to 01-Mar-2020 and will operate four times weekly from 02-Mar-2020 to 28-Mar-2020;
- Urumqi-Ashgabat: Weekly service not available for reservation from 04-Feb-2020 to 25-Feb-2020;
- Urumqi-Baku: Twice weekly service not available for reservation from 02-Feb-2020 to 28-Mar-2020;
- Urumqi-Bangkok Suvarnabhumi: Three times weekly service not available for reservation from 12-Feb-2020 to 28-Mar-2020;
- Urumqi-Bishkek: Reduce frequency from daily to three times weekly from 02-Feb-2020 to 28-Mar-2020;
- Urumqi-Dubai: Four times weekly service not available for reservation from 02-Feb-2020 to 28-Mar-2020;
- Urumqi-Dushanbe: Twice weekly service not available for reservation from 05-Feb-2020 to 23-Feb-2020;
- Urumqi-Islamabad: Reduce from four times weekly to twice weekly from 02-Feb-2020;
- Urumqi-Nur Sultan: Twice weekly service not available for reservation from 01-Feb-2020 to 28-Mar-2020;
- Urumqi-Tashkent: Twice weekly service not available for reservation from 02-Feb-2020 to 16-Feb-2020;
- Urumqi-Tbilisi: Three times weekly service not available for reservation from 03-Feb-2020 to 28-Mar-2020;
- Urumqi-Tehran Imam Khomeini: Four times weekly reservation not available from 05-Feb-2020 to 28-Mar-2020;
- Zhengzhou-London Heathrow: Twice weekly service not available for reservation from 08-Feb-2020 to 28-Mar-2020.