$104 Cheap Delta flights Grand Rapids (GRR) to Baltimore (BWI)

You’ll discover affordable round-trip Delta Air Lines flights from $203 from GRR to BWI by organizing your results from “Price (lowest to highest)” on Expedia. Or look for options from $104 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.

Delta Air Lines flights to Baltimore are often cheaper in the low-season months of January and February. Whether you need a round-trip or one-way ticket, you could land a better deal then.

Begin your search one to three months ahead of your travel date to get cheaper fares on Delta Air Lines flights from Gerald R. Ford Intl. Airport (GRR) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI). 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 spot on, and you can enjoy significant savings on domestic journeys.*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.

To find out if there’s a direct journey from GRR to BWI with Delta Air Lines or other airlines, check the “Nonstop” box when browsing for tickets.

To find the earliest departures from GRR to BWI with Delta Air Lines, filter your results by “Early Morning” and “Morning.” Booking an early flight usually 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.

Delta Air Lines flights from Gerald R. Ford Intl. Airport (GRR) to Baltimore arrive at Baltimore Washington Intl. Thurgood Marshall Airport (BWI). This is the main gateway to this city.

Traveling from GRR to BWI with Delta Air Lines means enjoying a host of benefits, including a rewarding loyalty program and an excellent in-flight experience. Plus, when you book through Expedia, One Key™ members can earn OneKeyCash™* to redeem 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.

Depending on your fare type, a fee typically applies if you modify or cancel your flight more than 24 hours after it’s been confirmed. To secure plane tickets with more flexibility, select our “Changes included” or “No cancel fee” filter when looking for flights. For more details on canceling or modifying your reservation, head to “Trips,” select your flight and tick “Manage Booking.”