This week’s Travelzoo Top 20 includes a roundtrip flight from SEA to HKG for $643! The flight is through Travelzoo’s Fly.com and is listed at $697, but drops to $643 at checkout. Travel dates are January – February, 2010, through Northwest Airlines.

Added bonus: unlike China, you don’t need an expensive tourist visa to travel to Hong Kong! (photo: holstphoto)