Seattle to Amsterdam, Netherlands for $426RT!
A nice code-share between American Airlines and British Airways is making for some cheap flights from Seattle to Amsterdam next spring. The best dates are in March and April (when Hollands beautiful tulips come into bloom!) This itinerary includes a one stop layover in Philadelphia or London, depending on carrier and a free checked bag. Use ITA Matrix Software to find the best dates. Book through Kayak for the frugal fares!