$136 Cheap Delta flights Baltimore (BWI) to Des Moines (DSM)

Apply the “Price (lowest to highest)” filter on Expedia to find cheap Delta Air Lines return flights from $271 from BWI to DSM. Affordable one-way fares from $136 are available too.**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.

Search for one-way or round-trip flights to Des Moines in January or December. You could find lower fares with Delta Air Lines during these off-peak travel months.

Look for affordable Delta Air Lines flights from Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Des Moines Intl. Airport (DSM) one to three months ahead of your departure day. 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. No matter the fare type and journey, the ideal day to book a domestic flight is usually Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel 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.

Fill in your dates, click search and check the “Nonstop” filter on Expedia to find any direct flights from BWI to DSM with Delta Air Lines or another airline.

To find the earliest departure from BWI to DSM with Delta Air Lines, filter your search 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 Baltimore Washington Intl. Thurgood Marshall Airport (BWI) to Des Moines come in to Des Moines Intl. Airport (DSM). This is the main entry point to this city.

Offering an excellent in-flight experience and a rewarding loyalty program, Delta Air Lines is a top choice for many passengers flying from BWI to DSM. Plus, if you’re a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be used on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on your ticket type, a fee generally applies if you cancel or reschedule your flight more than 24 hours after it has been confirmed. To secure tickets with more flexibility, select our “No cancel fee” or “Changes included” filter when you search for flights. For more information on canceling or changing your reservation, go to “Trips,” select your flight and tick “Manage Booking.”