$149 Cheap Delta flights Sacramento (SMF) to Boston (BOS)

You’ll discover cheap round-trip Delta Air Lines flights from $254 from SMF to BOS by filtering your results from “Price (lowest to highest)” on Expedia. Or look for options from $149 for a one-way journey.**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.

Browse for one-way or round-trip flights to Boston in January or February. You could find a cheap fare with Delta Air Lines during these off-peak months.

Begin your search one to three months before your departure to score cheap fares on Delta Air Lines flights from Sacramento Intl. Airport (SMF) to Logan Intl. Airport (BOS). 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 reduce 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.

Use our “Nonstop” filter when browsing for direct Delta Air Lines flights from SMF to BOS. You’ll also be able to compare other airlines servicing the same direct route.

Browse Delta Air Lines’s earliest flights from SMF to BOS by using the “Early Morning” and “Morning” filters. Not only will you arrive at your destination sooner, early departures also experience 20% fewer 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.

Logan Intl. Airport (BOS) is the primary Boston gateway for Delta Air Lines flights from Sacramento Intl. Airport (SMF).

Delta Air Lines makes traveling from SMF to BOS enjoyable with a rewarding loyalty program and an excellent in-flight experience. You also have the chance to earn points with Delta SkyMiles. Remember to sign up to Expedia’s 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.

It’s generally possible to modify or cancel your flight, although there may be a charge if your booking was made over 24 hours ago. Prefer to keep your options open? Make use of Expedia’s “Changes included” and “No cancel fee” filters to find flights that won’t charge extra if you have to alter your plans. To update your itinerary, head to “Trips,” select your flight and click on “Manage Booking” for more details.