$142 Cheap Delta flights Buffalo (BUF) to Detroit (DTW)

Finding cheap one-way Delta Air Lines flights from BUF to DTW from $142 on Expedia is simple --- just filter by "Price (lowest to highest)." Or check out our affordable round-trip fares from $263 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 get cheaper fares on Delta Air Lines flights from Buffalo Niagara Intl. Airport (BUF) to Detroit Metropolitan Wayne County Airport (DTW). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to 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.* Time it well, and you can enjoy significant savings on domestic flights.*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.

Jetting off from BUF at 6:00AM UTC-5, the earliest Delta Air Lines flight to DTW arrives at 7:25AM UTC-5. Flying earlier in the day means you'll be less likely to experience cancellations.* Prefer a later start? The last Delta Air Lines flight from BUF to DTW departs at 5:56PM UTC-5 and touches down at 7:21PM UTC-5.*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 makes traveling from BUF to DTW enjoyable with an excellent in-flight experience and a rewarding loyalty program. You could even start collecting points with Delta SkyMiles. Be sure to 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.