3. Snowshoe in West Virginia is one of the few resorts where you stay on top of the mountain. With elevations above 4,000 feet, conditions at Snowshoefor making snow are often better than resorts farther north. Their Web site claims "some of the best snow of the season can be found the last few weeks of the season." Snowshoe frequently offers late-season deals that begin in March and continue until about April 10.

They might include lodging and lift tickets -- be sure to check offerings for the current year.

4. Vail in Colorado bills itself as the top ski resort in North America. If you want to check out their claim for yourself, an economical option can be found among their Web Specials. Vail Marriott Mountain Spa and Resort offers a free night of lodging and a free day skiing when you purchase three additional days.

5. Mammoth Mountain in California offers a fourth night free with the purchase of three nights midweek in March. Prices start at $59 per person, per night. They also have a kids ski and stay free offer in March. Minimum stays and other restrictions apply, so read the terms carefully.

North of the Canadian border, conditions can be marvelous well into April and May. Click "next" for a look at some deals in Canada.