$124 Cheap Delta flights South Bend (SBN) to Washington (IAD)

Make use of the “Price (lowest to highest)” filter on Expedia to find cheap Delta Air Lines round-trip flights from $223 from SBN to IAD. Affordable one-way options from $124 are available too.**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.

Delta Air Lines flights to Washington are typically more affordable in the off-peak months of January and February. Whether you need a round-trip or one-way ticket, you could find a better deal then.

Look for affordable Delta Air Lines flights from South Bend Intl. Airport (SBN) to Washington Dulles Intl. Airport (IAD) one to three months prior to 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 class and itinerary, the best day of the week to book a domestic flight is generally Sunday and the most expensive day is typically 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.

Simply enter your dates, press search and select the “Nonstop” filter on Expedia to browse any direct flights from SBN to IAD with Delta Air Lines or other airlines.

Find Delta Air Lines’s earliest flights from SBN to IAD by using our “Morning” and “Early Morning” filters. Not only will you arrive at your destination sooner, early departures also have a 20% less chance of being 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 primary Washington hub for Delta Air Lines flights from South Bend Intl. Airport (SBN).

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

It’s usually possible to change or cancel your flight, although there may be additional charges if you booked more than 24 hours ago. Need to keep your options open? Make use of our “Changes included” or “No cancel fee” filter to find flights that won’t charge you extra if you have to alter your plans. To make changes, head to “Trips,” select your flight and click on “Manage Booking” for further information.