How to get from Noi Bai airport to Hanoi Old Quarter center
1. By airport taxi : you can arrange at the Airport by your self. They have some company such as : Noi bai airport taxi, Viet thanh taxi, Airport taxi, Dai Nam taxi or Hanoi Group taxi,Mai Linh taxi. The cost about 350.000 VNĐ to 40.000VNĐ roundly 15 USD to 20 USD. Or you can order pick up service from the hotel that you book. The cost is the same.
2. By shuttle bus : You can taking mini van from the airport. The shuttle leave every 15 minutes/ 1 time. The cost is 40.000 VNĐ to 60.000VNĐ roundly 2 USD to 3 USD/Pax/Way.
3. By local bus : Bus number 17. The cost about 15.000 VNĐ to 20.000 VNĐ. But this bus stop at Long Bien bus station they you should to take by other taxi or motobicleto your hotel.
This is some transportation for some one coming first time to Hanoi.
And if you still worry about your transportation you can ask hotel where you will staying or you can book transfer from Noi Bai Airport to Hanoi city center at