AK421 AirAsia
AK421 AirAsia from Sepang (KUL) to Banda Aceh (BTJ): usually departs 16:50, 1 h 30 min, A320. Usual times, aircraft, on-time record and miles earned over the last 30 days.
| Route | Flights recorded | Usually departs | Usually arrives | Scheduled time | Aircraft | Within 15 min |
|---|---|---|---|---|---|---|
| KUL → BTJ | 30 | 16:50 | 17:20 | 1 h 30 min | A320, A20N | Unavailable |
Latest flights of AK421, by local departure date
- Tue, 3 Nov 2026: KUL → BTJ
- Mon, 2 Nov 2026: KUL → BTJ
- Sun, 1 Nov 2026: KUL → BTJ
- Sat, 31 Oct 2026: KUL → BTJ
- Fri, 30 Oct 2026: KUL → BTJ
About AirAsia flight AK421
Tierleap recorded 30 scheduled AirAsia AK421 flights from Kuala Lumpur International Airport (KUL) to Sultan Iskandar Muda International Airport (BTJ) in the last 30 days. It usually leaves Sepang at 16:50 local time and arrives in Banda Aceh at 17:20 local time, a scheduled 1 h 30 min. Aircraft types recorded: A320 (15 flights) and A20N (12 flights).
At Kuala Lumpur International Airport (KUL), Tierleap's gate arrival forecast (Tierleap model) has a measured error of 9.3 minutes over 122 graded flights, landing forecast (Tierleap model) has a measured error of 10.3 minutes over 215 graded flights and landing forecast (Tierleap model after takeoff) has a measured error of 4.7 minutes over 31 graded flights in the last 2 days.
Questions about AK421
What time does AK421 depart?
From Kuala Lumpur International Airport (KUL) to Sultan Iskandar Muda International Airport (BTJ), AK421 usually leaves Sepang at 16:50 local time and arrives in Banda Aceh at 17:20 local time.
How long is flight AK421?
The scheduled time of AK421 from KUL to BTJ is 1 h 30 min, the median of the last 30 days.
What aircraft does AK421 use?
Aircraft types recorded: A320 (15 flights) and A20N (12 flights).
How accurate is Tierleap's forecast for AK421?
At Kuala Lumpur International Airport (KUL), Tierleap's gate arrival forecast (Tierleap model) has a measured error of 9.3 minutes over 122 graded flights, landing forecast (Tierleap model) has a measured error of 10.3 minutes over 215 graded flights and landing forecast (Tierleap model after takeoff) has a measured error of 4.7 minutes over 31 graded flights in the last 2 days.