Best way to travel between Okinawa Prefecture, Japan and Xian

A: Okinawa Prefecture, Japan

B: Xian

Travel Modes: Price; Distance; Duration; CO2

flight: $382.0; 2923.2 km; 13h 5mins; 315.71 kgs

flight: $510.0; 2918.24 km; 10h 3mins; 315.17 kgs

flight: $512.0; 3077.55 km; 12h 11mins; 332.38 kgs

flight: $641.0; 3261.3 km; 12h 13mins; 352.22 kgs

Tranport	Distance	Time(hrs)	Cost(local)	Cost(usd)
Flight	2923.2 km	13h 5mins	2,330 CNY	382.0
Flight	2918.24 km	10h 3mins	3,111 CNY	510.0
Flight	3077.55 km	12h 11mins	3,123 CNY	512.0
Flight	3261.3 km	12h 13mins	3,910 CNY	641.0

Take Car from Okinawa to Okinawa: Time: 23mins Cost: 366 CNY; $ 54.0 - 66.0 USD CO2 Emission: 3.28 kgs
Take Flight from OKA to KMG: Time: 6h 34mins Cost: 1,891 CNY; $ 279.0 - 341.0 USD CO2 Emission: 283.24 kgs
Take Train from Wujiaba to Kunming Station: Time: 6mins Cost: 2 CNY; $ 0.3 - 0.4 USD CO2 Emission: 0.17 kgs
Take Train from Kunming to Xiangyun: Time: 4h 56mins Cost: 67 CNY; $ 9.9 - 12.1 USD CO2 Emission: 14.42 kgs

Source: Rome2rio

Mode of travel comparision chart

The best and cheapest way to get from Okinawa Prefecture, Japan and Xian is to travel by air, which will cost about 2,330 CNY or 343.80 USD.