Why is that there is no flight from japan going east wards to america?

Question:

Answer:

All direct flights from Japan to the United States fly eastwards:
Tokyo - Seattle = 4769 miles
Tokyo - San Francisco = 5124 miles
Tokyo - Los Angeles = 5451 miles
Tokyo - New York = 6745

Westwards two leg flights:
Tokyo - Frankfurt - New York = 9691 miles
Tokyo - Frankfurt - Seattle = 10944 miles

Source(s):
http://www.kayak.com ..
http://www.gcmap.com/ ..