Other deals highlighted in the sale include cheap flights out of Los Angeles to Reykjavik ($129.99), London ($169.99), Copenhagen ($169.99), and Stockholm ($169.99). There are also deals out of San Francisco to Reykjavik ($135.99), London ($177.99), Copenhagen ($177.99), and Stockholm ($177.99). If you're in Boston or Pittsburgh, you can make your way to London, Paris, Amsterdam or Frankfurt for $149.99 one-way. All of those routes include a layover in Iceland, which can be a very good thing.
Out of the US, WOW flies from Boston, Chicago, Cincinnati, Cleveland, Dallas, Detroit, Los Angeles, Miami, New York, Pittsburgh, San Francisco, St. Louis, and Washington DC. Being a budget airline, you can dig up cheap flights out of most cities on a regular basis.