$199 Cheap Delta flights Greenville (GSP) to Washington (IAD)

Landing cheap one-way Delta Air Lines flights from GSP to IAD from $199 on Expedia is easy — just filter by “Price (lowest to highest).” Alternatively, check out our affordable round-trip fares from $203 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.

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

To find cheap Delta Air Lines fares from Greenville-Spartanburg Intl. Airport (GSP) 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 affect the overall price. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book 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 find out if there’s a direct journey from GSP to IAD with Delta Air Lines or other airlines, check the “Nonstop” filter when looking for tickets.

Find Delta Air Lines’s earliest flights from GSP to IAD by checking the “Morning” and “Early Morning” filters. Not only will you get to where you’re going 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.

Washington Dulles Intl. Airport (IAD) is the main Washington hub for Delta Air Lines flights from Greenville-Spartanburg Intl. Airport (GSP).

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

You can usually cancel or change your flight, although there may be a charge if you made your booking more than 24 hours ago. Prefer to keep your options open? Use Expedia’s “Changes included” or “No cancel fee” filter to find flights that won’t charge you extra if you have to adjust your plans. To update your itinerary, go to “Trips,” select your flight and click on “Manage Booking” for more details.