$119 Cheap Delta flights Houston (HOU) to Baltimore (BWI)

Use the “Price (lowest to highest)” filter on Expedia to find cheap Delta Air Lines round-trip flights from $217 from HOU to BWI. Affordable one-way tickets from $119 are also available.**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 typically cheaper in the quieter months of January and February. Whether you’re in search of a round-trip or one-way ticket, you could land a better deal then.

Start searching one to three months before your departure to find cheaper fares on Delta Air Lines flights from William P. Hobby Airport (HOU) 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.* Nail your timing, 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 figure out if there’s a direct route from HOU to BWI with Delta Air Lines or other airlines, select the “Nonstop” filter when looking for flights.

Find Delta Air Lines’s earliest flights from HOU to BWI by using the “Morning” and “Early Morning” filters. Not only will you arrive sooner, early departures also have a 20% less chance of being canceled.**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.

Jump on a Delta Air Lines flight from William P. Hobby Airport (HOU) to Baltimore, and you’re most likely to come in to Baltimore Washington Intl. Thurgood Marshall Airport (BWI). This is the airline’s primary hub in this destination.

Delta Air Lines makes flying from HOU to BWI enjoyable with a rewarding loyalty program and an excellent in-flight experience. You even have the chance to collect points with Delta SkyMiles. Don’t forget to join our 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.

Depending on the type of ticket you purchased, a fee generally applies if you cancel or reschedule your booking more than 24 hours after it’s confirmed. To find flexible fares, select our “No cancel fee” or “Changes included” filter when searching for flights. For more information on changing or canceling your reservation, visit “Trips,” select your flight and tick “Manage Booking.”