Best way to travel between Seoul, South Korea and Kumamoto, Japan

A: Seoul, South Korea

B: Kumamoto, Japan

Travel Modes: Price; Distance; Duration; CO2

drive: $190.0; 763.35 km; 9h 4mins; 97.71 kgs

train: $209.0; 1012.86 km; 12h 31mins; 53.68 kgs

flight: $321.0; 745.72 km; 5h 36mins; 80.54 kgs

N/A

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Drive	763.35 km	9h 4mins	19,302 JPY	190.0
Train	1012.86 km	12h 31mins	21,232 JPY	209.0
Flight	745.72 km	5h 36mins	32,610 JPY	321.0

Take Car from Seoul to Busan: Time: 4h 30mins Cost: 6,603 JPY; $ 58.5 - 71.5 USD CO2 Emission: 54.38 kgs
Take Ferry from Busan to Fukuoka: Time: 3h 16mins Cost: 11,175 JPY; $ 99.0 - 121.0 USD CO2 Emission: 28.46 kgs
Take Car from Fukuoka to Kumamoto: Time: 1h 18mins Cost: 1,524 JPY; $ 13.5 - 16.5 USD CO2 Emission: 14.92 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Seoul, South Korea and Kumamoto, Japan is to travel by car/taxi, which will cost about 19,302 JPY or 171.00 USD.