$499 from US to Tokyo including Tax

$499 from US to Tokyo includi...

Air China Spring Flash Sale is here! Book your flight this weekend only 2.2-2.4. Special round trip fare from US to Asia from $499 (Tax Included)! Enjoy 10% discount on all routes and all classes of service! Limited-time offer, click to book!

https://kiroboto.com/Posts/view/219

This is one of the cheapest airfare I have seen.