It’s ski season and the slopes are calling your name! But you’re miles short of an award, and your wallet is about as empty as your gas tank? Don’t give up on that ski vacation just yet, because you may be able to combine some cash and miles for a ticket to popular ski destinations around the United States. From now until Dec. 15, you can combine your precious miles with money to get the ski trip you have been longing for. Travel must be roundtrip and has to be completed by March 31. WorldPerks members can combine 5,000 miles and $218, or 10,000 miles and $168 for travel within the U.S. 48 or from the U.S. 48 to Canada. Members can also combine 5,000 miles and $356, or 10,000 miles and $256 for travel from the U.S. 48 to Alaska. This offer is valid for travel from an eligible originating city in the U.S. 48 to Albuquerque, Anchorage, Aspen, Billings, Boise, Bozeman, Burlington, Calgary, Colorado Springs, Edmonton, Jackson Hole, Kalispell, Missoula, Salt Lake City, Steamboat Springs, Vail or Vancouver. Travel cannot originate from one of these cites. Service to Aspen, Steamboat Springs and Vail will begin on Dec. 15. To purchase tickets call 1-800-44-PERKS, or visit http://www.nwa.com .