Deal DetailsLast Edited by mlacey3 July 1, 2016 at 03:25 PM
The cheapest flight I found was from Seattle to Tokyo for $478.
Availability is from September-November 2016
Airlines- JAL, ANA, Air Canada
Use Google Explorer Map and Ita Matrix to find the cheapest possible dates.
When using ITA Matrix make sure to select search calendar for lowest fares and select the length of your desired stay (example 3-8)
Sample Flight- Seattle to Narita (9/22-9/28) for $478
Update: Just checked priceline and the same flight showed up as $10 cheaper at $478