T'way Air plans to make the following operational changes in 1Q2020 (Routes Online, 29-Nov-2019):
- Seoul Incheon-Kumamoto: Planned relaunch of four times weekly service from 06-Jan-2020 suspended;
- Seoul Incheon-Oita: Planned three times weekly service from 06-Jan-2020 suspended;
- Seoul Incheon-Okinawa: Planned three times weekly service from 19-Mar-2020 suspended;
- Seoul Incheon-Saga: Planned four times weekly service from 06-Jan-2020 suspended.