$99 Cheap Delta flights Boise (BOI) to Kansas City (MCI)

Use the "Price (lowest to highest)" filter on Expedia to look for cheap Delta Air Lines return flights from $169 from BOI to MCI. Affordable one-way options from $99 are available as well.**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 affordable Delta Air Lines flights from Boise Airport (BOI) to Kansas City Intl. Airport (MCI) 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. Regardless of fare class and journey, the best day of the week to book a domestic flight is generally Sunday and the most expensive is typically 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.

To find the earliest departure from BOI to MCI with Delta Air Lines, filter your search by "Morning" and "Early Morning." Booking an early flight usually means you'll experience fewer 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 makes traveling from BOI to MCI more comfortable with an excellent in-flight experience and a rewarding loyalty program. You could even start collecting points with Delta SkyMiles. Remember to join Expedia's free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.