Best way to travel between Hanoi, Vietnam and Delhi

A: Hanoi, Vietnam

B: Delhi

Travel Modes: Price; Distance; Duration; CO2

flight: $283.0; 3087.57 km; 11h 39mins; 333.46 kgs

bus: $285.0; 6220.24 km; 127h 52mins; 186.61 kgs

drive: $470.0; 4402.32 km; 61h 28mins; 563.5 kgs

train: $587.0; 8308.26 km; 125h 0mins; 440.34 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Flight	3087.57 km	11h 39mins	17,630 INR	283.0
Bus	6220.24 km	127h 52mins	17,754 INR	285.0
Drive	4402.32 km	61h 28mins	29,279 INR	470.0
Train	8308.26 km	125h 0mins	36,568 INR	587.0

Take Bus from Hanoi Long Biên Station to Nội Bài Airport: Time: 45mins Cost: 125 INR; $ 1.8 - 2.2 USD CO2 Emission: 0.87 kgs
Take Flight from HAN to DEL: Time: 8h 25mins Cost: 17,443 INR; $ 252.0 - 308.0 USD CO2 Emission: 327.33 kgs
Take Train from Indira Gandhi International Airport to New Delhi: Time: 22mins Cost: 62 INR; $ 0.9 - 1.1 USD CO2 Emission: 1.51 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Hanoi, Vietnam and Delhi is to travel by air, which will cost about 17,630 INR or 254.70 USD.