Vietnam Airlines from Seoul to Ha Noi has 1 flight every day. And there are 7 flights per week flying out of Seoul which connect to Ha Noi.
The price for economy class – one way ticket of Vietnam Airlines from Seoul to Ha Noi is 14.475.000 VND (or ~$722 USD) and the price for bussiness class – one way ticket of Vietnam Airline is 22.592.000 VND (or ~$1128 USD).