List the number of airlines to west sumatera

1. Air Asia (Kuala Lumpur International Airport in Malaysia)

2. Batavia Air (Soekarno-Hatta International Airport in Jakarta)

3. Garuda Indonesia (Soekarno-Hatta International Airport in Jakarta)

4. Indonesia Air Asia (Husein Sastranegara International Airport in Bandung)



5. Kartika Airlines ( Soekarno-Hatta International Airport in Jakarta ; Polonia International Airport in Medan ; Hang Nadim Airport in Batam)

6. Lion Air (Soekarno-Hatta International Airport in Jakarta)

7. Merparti Nusantara Airlines (Hang Nadim Airport in Batam)

8. Sriwijaya Air (Soekarno-Hatta International Airport in Jakarta)

9. Wings Air (seasonal : Changi International Airport in Singapore ; Sultan Syarif Qassim II International Airport in Pekanbaru, Riau)