$100 Cheap Delta flights Tampa (TPA) to Washington (IAD)

Set the “Price (lowest to highest)” filter on Expedia to look for cheap Delta Air Lines round-trip flights from $199 from TPA to IAD. Affordable one-way options from $100 are also available.**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.

January is one of the most affordable months to jet away to Washington with Delta Air Lines. You could also find great prices on one-way and round-trip fares in February.

For cheap Delta Air Lines fares from Tampa Intl. Airport (TPA) to Washington Dulles Intl. Airport (IAD), start searching one to three months before your intended departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact how much you pay. Sunday is typically the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey on a Sunday.**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 see if there’s a direct route from TPA to IAD with Delta Air Lines or other airlines, select the “Nonstop” filter when browsing for flights.

Browse Delta Air Lines’s earliest flights from TPA to IAD by checking the “Morning” and “Early Morning” filters. Not only will you arrive 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.

Delta Air Lines flights from Tampa Intl. Airport (TPA) to Washington come in to land at Washington Dulles Intl. Airport (IAD). This is the main gateway here.

Delta Air Lines makes flying from TPA to IAD more comfortable with an excellent in-flight experience and a rewarding loyalty program. You also have the chance to earn points with Delta SkyMiles. Remember to sign up to our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are usually free within 24 hours of making a booking, but your airline may add a charge after that. For further details about altering your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the freedom to make changes without being charged, check the “Changes included” and “No cancel fee” filters when planning your next break.