Average summer nightly hotel rate: $664
Average summer domestic round-trip airfare: $224 (to Logan International Airport)
Least expensive summer week to visit: May 28 (31% savings compared to national average)
Classic attraction: Whaling Museum
Average summer nightly hotel rate: $481
Average summer domestic round-trip airfare: $533 (to Jackson Hole Airport)
Least expensive summer week to visit: May 28 (20% savings compared to national average)
Classic attraction: Grand Teton Wildlife Safari
Average summer nightly hotel rate: $331
Average summer domestic round-trip airfare: $600 (to Ted Stevens Anchorage International Airport)
Least expensive summer week to visit: August 27 (9% savings compared to national average)
Classic attraction: Anchorage Trolley Tour
Average summer nightly hotel rate: $473
Average summer domestic round-trip airfare: $224 (to Logan International Airport
Least expensive summer week to visit: May 28 (33% savings compared to national average)
Classic attraction: Island tour in Oak Bluffs and Edgartown
Average summer nightly hotel rate: $281
Average summer domestic round-trip airfare: $302 (to Ronald Reagan Washington National Airport)
Least expensive summer week to visit: May 28 (24% savings compared to national average)
Classic attraction: Ocean City Boardwalk
Average summer domestic round-trip airfare: $419 (to Bozeman Yellowstone International Airport)
Classic attraction: Rafting on the Yellowstone River
Average summer nightly hotel rate: $225
Average summer domestic round-trip airfare: $383 (to Albany International Airport)
Least expensive summer week to visit: June 11 (30% savings compared to national average)
Classic attraction: Lac du Saint Sacrement Islands Cruise
Average summer nightly hotel rate: $355
Average summer domestic round-trip airfare: $372 (to T. F. Green Airport)
Least expensive summer week to visit: June 11 (19% savings compared to national average)
Classic attraction: Southeast Lighthouse
Average summer nightly hotel rate: $264
Average summer domestic round-trip airfare: $473 (to Bangor International Airport)
Least expensive summer week to visit: May 28 (26% savings compared to national average)
Classic attraction: Acadia National Park
Average summer nightly hotel rate: $347
Average summer domestic round-trip airfare: $476 (to Cherry Capital Airport)
Least expensive summer week to visit: June 4 (8% savings compared to national average)
Classic attraction: Mackinaw City Sunset Cruise