Wow Air, an Icelandic ultra-low-cost carrier, is offering $99 one way fares from Boston and Baltimore to Paris and Amsterdam this Fall and Winter.

Return flights are more expensive, so the cheapest roundtrips I found are about $300.

WOW Air is offering $99 one way flights to Iceland. These are not mistake fares. These are advertised fares from Boston and Baltimore (marketed as Washington, DC by WOW Air.)

WOW Air is a new Icelandic low cost carrier. It starts flying to Boston March 26 and Baltimore June 3.

Its $99 fare, and all of its tickets, just include a seat and up to 5 kg (11 pounds) in one carry on. Additional weight in your carry on, checked bags, and even seat selection increase the price.