Cheap Delta flights Peoria (PIA) to Baltimore (BWI)

Finding cheap one-way Delta Air Lines flights from PIA to BWI on Expedia is a cinch — just filter by “Price (lowest to highest).” Or check out our budget-friendly return fares for your next 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.

January is one of the most affordable months to fly to Baltimore with Delta Air Lines. You could also find fantastic deals on one-way and return tickets in February.

Look for affordable Delta Air Lines flights from Greater Peoria Regional Airport (PIA) to Baltimore Washington Intl. Thurgood Marshall Airport (BWI) one to three months ahead of your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and journey, the best day of the week to book a domestic flight is generally Sunday and the most expensive day tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book on a Monday.**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.

Simply enter your dates, click search and select the “Nonstop” filter on Expedia to browse any direct flights from PIA to BWI with Delta Air Lines or other carriers.

Filter your results by “Early Morning” and “Morning” to find the earliest flights from PIA to BWI. Jetting off early 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 Greater Peoria Regional Airport (PIA) to Baltimore arrive at Baltimore Washington Intl. Thurgood Marshall Airport (BWI). This is the main entry point to this city.

Delta Air Lines makes flying from PIA to BWI more enjoyable with an excellent in-flight experience and a rewarding loyalty program. You could even start earning points with Delta SkyMiles. Be sure 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.

In most cases, you can change or cancel your flight, although there may be additional charges if you made your booking over 24 hours ago. Want to keep your options open? Use our “Changes included” and “No cancel fee” filters to find flights that won’t charge you extra if you have to adjust your plans. To modify your booking, go to “Trips,” select your flight and click on “Manage Booking” for more details.