$164 Cheap Delta flights Washington (IAD) to Hilton Head Island (HHH)

Make use of the “Price (lowest to highest)” filter on Expedia to find cheap Delta Air Lines round-trip flights from $305 from IAD to HHH. Affordable one-way fares from $164 are available as well.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Search for return or one-way flights to Hilton Head Island in January or December. You could find an affordable fare with Delta Air Lines during these off-season months.

Search for cheap Delta Air Lines flights from Washington Dulles Intl. Airport (IAD) to Hilton Head Island Airport (HHH) one to three months prior to your departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and itinerary, the ideal day to book a domestic flight is usually Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

To find out if there’s a direct trip from IAD to HHH with Delta Air Lines or other carriers, check the “Nonstop” filter when looking for tickets.

Find Delta Air Lines’s earliest flights from IAD to HHH by selecting our “Early Morning” and “Morning” filters. Not only will you arrive at your destination sooner, early departures are also 20% less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Hilton Head Island Airport (HHH) is the main Hilton Head Island hub for Delta Air Lines flights from Washington Dulles Intl. Airport (IAD).

Flying from IAD to HHH with Delta Air Lines means enjoying plenty of perks, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That’s on top of the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are often free within 24 hours of making your booking, but your airline may charge you after that time. For further information about altering your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to change your plans without additional charges, apply the “No cancel fee” or “Changes included” filter when planning your next break.