Fly from Boston to Helsinki for $514 round-trip on Icelandair.
Searching Icelandair.com, we found seats departing BOS on Thursday, May 14, returning from HEL on Saturday, May 23.
Other dates are also available for travel in May.
Flights connect via Reykjavik KEF and stopovers are permitted at no additional charge.
For booking info, see our Fare Details.
Need a room in Helsinki? Here's a look at what's available for the above dates on Hotelwatchdog.