$95 Cheap Delta flights Seattle (SEA) to South Bend (SBN)

Landing cheap one-way Delta Air Lines flights from SEA to SBN from $95 on Expedia is a cinch --- just filter by "Price (lowest to highest)." Or check out our affordable return fares from $189 for your next break.**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.

Begin your search one to three months ahead of your travel date to find cheaper fares on Delta Air Lines flights from Seattle - Tacoma Intl. Airport (SEA) to South Bend Intl. Airport (SBN). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get the timing right, and you can enjoy significant savings on domestic trips.*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.

Filter your results by "Early Morning" and "Morning" to find the earliest departures from SEA to SBN. Setting off early means you're 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.

Heading from SEA to SBN with Delta Air Lines means enjoying a variety of perks, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to use on select future travel purchases. That's in addition to 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.