$89 Cheap Delta flights Columbus (CMH) to Washington (IAD)

Landing cheap one-way Delta Air Lines flights from CMH to IAD from $89 on Expedia is easy — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly return fares from $174 for your next getaway.**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 cheapest months to fly to Washington with Delta Air Lines. You could also find fantastic deals on one-way and round-trip tickets in February.

Search for affordable Delta Air Lines flights from John Glenn Columbus Intl. Airport (CMH) 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. Regardless of fare type and itinerary, the best 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.

Enter your dates, hit search and use the “Nonstop” filter on Expedia to browse any direct flights from CMH to IAD with Delta Air Lines or other carriers.

Filter your results by “Morning” and “Early Morning” to browse the earliest flights from CMH to IAD. Setting off early means you’re 20% less likely to experience cancellations.**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 primary Washington hub for Delta Air Lines flights from John Glenn Columbus Intl. Airport (CMH).

Delta Air Lines makes traveling from CMH to IAD more enjoyable with an excellent in-flight experience and a rewarding loyalty program. You also have the chance to earn points with Delta SkyMiles. Be sure to join 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 generally free within 24 hours of booking, but your airline may add a charge after that time. For further details about altering your flights, head to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to adjust your plans without additional charges, check the “No cancel fee” or “Changes included” filter when organizing your next escape.