Indonesia's Citilink began new services to Kuala Lumpur in recent days, by launching Surabaya-Kuala Lumpur on 30 January and Jakarta-Kuala Lumpur on 26 February.
Citilink's booking engine indicates that both services are operated daily, using Airbus A320 aircraft.
Cirium schedules data shows that Citilink competes with Indonesia AirAsia and Malaysia Airlines on the Surabaya-Kuala Lumpur route.
On the Jakarta-Kuala Lumpur route, it operates alongside with AirAsia, Garuda Indonesia, Indonesia AirAsia, KLLM, Lion Air, Malaysia Airlines and Malindo Air.
Source: Cirium Dashboard