Cheap Flights from Washington (IAD) to Nantucket (ACK) ~

Airlines that fly from Washington Dulles Intl. Airport (IAD) to Nantucket, MA (ACK-Nantucket Memorial)

    Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 35% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
*Available to Expedia members.