$79 Cheap Delta flights New York (LGA) to Boston (BOS)

You'll discover budget-friendly return Delta Air Lines flights from $134 from LGA to BOS by filtering your results from "Price (lowest to highest)" on Expedia. Or search for bargains from $79 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.

Begin your search one to three months ahead of your departure date to find cheap fares on Delta Air Lines flights from LaGuardia Airport (LGA) 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 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 your 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.

Taking off from LGA at 6:00AM UTC-5, the earliest Delta Air Lines flight to BOS arrives at 7:17AM UTC-5. Flying earlier in the day means you're less likely to encounter cancellations or delays.* Don't like early starts? The last Delta Air Lines flight from LGA to BOS departs at 8:00PM UTC-5 and touches down at 9:23PM 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.

Flying from LGA to BOS with Delta Air Lines means enjoying a host of perks, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to spend 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.