Best way to travel between Hanoi, Vietnam and Cambodia

A: Hanoi, Vietnam

B: Cambodia

Travel Modes: Price; Distance; Duration; CO2

bus: $67.0; 1850.16 km; 46h 32mins; 55.5 kgs

train: $86.0; 2102.88 km; 40h 6mins; 111.45 kgs

drive: $150.0; 1456.0 km; 22h 30mins; 186.37 kgs

flight: $203.0; 1150.51 km; 6h 21mins; 124.26 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Bus	1850.16 km	46h 32mins	268,179 KHR	67.0
Train	2102.88 km	40h 6mins	344,230 KHR	86.0
Drive	1456.0 km	22h 30mins	600,401 KHR	150.0
Flight	1150.51 km	6h 21mins	812,542 KHR	203.0

Take Bus from Ha Noi to Ho Chi Minh Mien Dong: Time: 39h 8mins Cost: 200,134 KHR; $ 45.0 - 55.0 USD CO2 Emission: 45.54 kgs
Take Car from Ho Chi Minh Mien Dong to Ho Chi Minh: Time: 7mins Cost: 24,016 KHR; $ 5.4 - 6.6 USD CO2 Emission: 0.9 kgs
Take Bus from Ho Chi Minh to Phnom Penh: Time: 6h 14mins Cost: 40,027 KHR; $ 9.0 - 11.0 USD CO2 Emission: 9.76 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Hanoi, Vietnam and Cambodia is to travel by bus, which will cost about 268,179 KHR or 60.30 USD.