$100 Cheap Delta flights Baltimore (BWI) to Key West (EYW)

Finding cheap one-way Delta Air Lines flights from BWI to EYW from $100 on Expedia is a breeze — just filter by “Price (lowest to highest).” Alternatively, check out our budget-friendly round-trip fares from $202 for your next exciting adventure.**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.

September is one of the least expensive months to jet off to Key West with Delta Air Lines. You could also find fantastic deals on one-way and round-trip tickets in August.

To find cheap Delta Air Lines fares from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Key West Intl. Airport (EYW), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the cost. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey on a Sunday.**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.

Click on our “Nonstop” filter when looking for direct Delta Air Lines flights from BWI to EYW. It’s also a great way to compare other carriers offering the same nonstop route.

Browse Delta Air Lines’s earliest flights from BWI to EYW by selecting our “Morning” and “Early Morning” filters. Not only will you get to your destination sooner, early departures are also 20% less likely to be 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.

Delta Air Lines flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Key West come in to Key West Intl. Airport (EYW). This is the main entry point to this city.

Heading from BWI to EYW with Delta Air Lines means enjoying a range of perks, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can collect 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.

Changes are usually free within 24 hours of booking, but your airline may charge a fee after that time. For more details about altering your flights, go to your “Trips,” select your flight and click on “Manage Booking.” If you’d like the flexibility to make changes without additional charges, check the “No cancel fee” or “Changes included” filter when organizing your next trip.