Best way to travel between Hong Kong and Mumbai

A: Hong Kong

B: Mumbai

Travel Modes: Price; Distance; Duration; CO2

flight: $363.0; 4383.4 km; 12h 42mins; 473.41 kgs

bus: $488.0; 8867.25 km; 135h 19mins; 266.02 kgs

train: $530.0; 9462.61 km; 129h 46mins; 501.52 kgs

drive: $1200.0; 6169.7 km; 82h 2mins; 789.72 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Flight	4383.4 km	12h 42mins	22,614 INR	363.0
Bus	8867.25 km	135h 19mins	30,401 INR	488.0
Train	9462.61 km	129h 46mins	33,017 INR	530.0
Drive	6169.7 km	82h 2mins	74,756 INR	1200.0

Take Bus from Mongkok Prince Edward to Shenzhen Bao'an Airport: Time: 1h 31mins Cost: 748 INR; $ 10.8 - 13.2 USD CO2 Emission: 2.07 kgs
Take Flight from SZX to BOM: Time: 8h 45mins Cost: 21,804 INR; $ 315.0 - 385.0 USD CO2 Emission: 464.85 kgs
Take Train from Vile Parle to Elphinstone Rd: Time: 19mins Cost: 62 INR; $ 0.9 - 1.1 USD CO2 Emission: 0.58 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Hong Kong and Mumbai is to travel by air, which will cost about 22,614 INR or 326.70 USD.