$100 Cheap Delta flights Fort Lauderdale (FLL) to Washington (IAD)

Finding cheap one-way Delta Air Lines flights from FLL to IAD from $100 on Expedia is simple — just filter by “Price (lowest to highest).” Alternatively, check out our affordable round-trip fares from $196 for your next adventure.**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 one-way or round-trip flights to Washington in January or February. You could find a cheap fare with Delta Air Lines during these off-peak months.

Look for affordable Delta Air Lines flights from Fort Lauderdale - Hollywood Intl. Airport (FLL) to Washington Dulles Intl. Airport (IAD) one to three months ahead of your departure date. 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. No matter the fare type and itinerary, the ideal day to book a domestic flight is usually Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book 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 figure out if there’s a direct journey from FLL to IAD with Delta Air Lines or other airlines, check the “Nonstop” filter when searching for flights.

To find the earliest departure from FLL to IAD with Delta Air Lines, filter your results by “Early Morning” and “Morning.” Booking an early flight usually means cancellations are less likely.**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.

Delta Air Lines flights from Fort Lauderdale - Hollywood Intl. Airport (FLL) to Washington arrive at Washington Dulles Intl. Airport (IAD). This is the main entry point to this destination.

Flying from FLL to IAD with Delta Air Lines means enjoying a variety of perks, including a rewarding loyalty program and an excellent in-flight experience. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to spend 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 typically free within 24 hours of making your booking, but your airline may charge a fee after that. For further information about altering your flights, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to change your plans without being charged, check the “No cancel fee” or “Changes included” filter when planning your next escape.