Best way to travel between Hanoi, Vietnam and Beijing

A: Hanoi, Vietnam

B: Beijing

Travel Modes: Price; Distance; Duration; CO2

bus: $131.2; 3227.7 km; 49h 21mins; 96.83 kgs

flight: $255.0; 2434.74 km; 7h 3mins; 262.95 kgs

train: $279.0; 2851.04 km; 22h 29mins; 151.11 kgs

drive: $350.0; 2967.3 km; 32h 12mins; 379.81 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Bus	3227.7 km	49h 21mins	800 CNY	131.2
Flight	2434.74 km	7h 3mins	1,556 CNY	255.0
Train	2851.04 km	22h 29mins	1,702 CNY	279.0
Drive	2967.3 km	32h 12mins	2,135 CNY	350.0

Take Bus from Hanoi to Nanning Tourism Distribution Centre: Time: 7h 21mins Cost: 140 CNY; $ 20.7 - 25.3 USD CO2 Emission: 11.63 kgs
Take Bus from Nanning to Taiyuan Bus Terminal: Time: 32h 2mins Cost: 535 CNY; $ 78.9 - 96.4 USD CO2 Emission: 69.03 kgs
Take Bus from Taiyuan Bus Terminal to Beijing: Time: 7h 53mins Cost: 125 CNY; $ 18.5 - 22.6 USD CO2 Emission: 16.18 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Hanoi, Vietnam and Beijing is to travel by bus, which will cost about 799 CNY or 117.90 USD.