WOW Air is offering one-way fares to Iceland for as little as $99 in celebration of today's inaugural flight from St. Louis (STL). You'll also find discounted fares for travel across Europe.

Sale fares are valid for travel in late May/June and July, and again in September and October.

Seen below, we were able to string together a round-trip for $199 nonstop, departing STL on Monday, May 28, returning from KEF on Sunday, June 3.

See our St. Louis (STL) listings for a complete look at current deals.

Need a room in Reykjavik? Here's what's available for the above dates on Hotelwatchdog.