Best way to travel between Seoul, South Korea and Hefei

A: Seoul, South Korea

B: Hefei

Travel Modes: Price; Distance; Duration; CO2

flight: $235.0; 1228.24 km; 7h 12mins; 132.65 kgs

train: $242.0; 1624.31 km; 27h 36mins; 86.09 kgs

bus: $246.0; 1666.54 km; 37h 1mins; 50.0 kgs

drive: $259.59; 1650.36 km; 32h 59mins; 211.25 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Flight	1228.24 km	7h 12mins	1,434 CNY	235.0
Train	1624.31 km	27h 36mins	1,476 CNY	242.0
Bus	1666.54 km	37h 1mins	1,501 CNY	246.0
Drive	1650.36 km	32h 59mins	1,584 CNY	259.59

Take Train from Seoul to Incheon Airport: Time: 52mins Cost: 37 CNY; $ 5.4 - 6.6 USD CO2 Emission: 3.07 kgs
Take Flight from ICN to NKG: Time: 2h 5mins Cost: 1,281 CNY; $ 189.0 - 231.0 USD CO2 Emission: 105.61 kgs
Take Bus from Nanjing Airport to Nanjing South: Time: 36mins Cost: 18 CNY; $ 2.7 - 3.3 USD CO2 Emission: 1.0 kgs
Take Train from Nanjing South to Hefei: Time: 1h 4mins Cost: 98 CNY; $ 14.4 - 17.6 USD CO2 Emission: 8.42 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Seoul, South Korea and Hefei is to travel by air, which will cost about 1,434 CNY or 211.50 USD.