Through Dec. 31, Amtrak Guest Rewards members heading to Europe on Icelandair can take advantage of a two-for-the-price-of-one offer when traveling in economy or business class.

Icelandair can jet you to Reykjavik, London, Glasgow, Amsterdam, Paris, Frankfurt, Stockholm, Oslo and Copenhagen from Baltimore-Washington International Airport, Minneapolis, Boston and New York. Residents of Philadelphia and Washington can connect via Amtrak to BWI. Check out http://www.icelandair.com/amtrakrewards.