For travel over the week of the Christmas holiday, fly nonstop from Boston to Reykjavik for $438 round-trip on WOW air.
Searching WOW, we found seats departing BOS on Monday, December 21, returning from KEF on the following Monday, December 28.
You'll find lower fares available for non-holiday travel.
See our Reykjavik KEF fare listings for a complete look at current finds from all over the US and Canada.
Need a room in Reykjavik? Here's a look at what's available for the above dates on Hotelwatchdog.