$139 Cheap Delta flights Boston (BOS) to Colorado Springs (COS)

Make use of the “Price (lowest to highest)” filter on Expedia to search for cheap Delta Air Lines return flights from $259 from BOS to COS. Affordable one-way fares from $139 are also on offer.**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 least expensive months to jet off to Colorado Springs with Delta Air Lines. You could also find fantastic deals on one-way and round-trip fares in February.

Start searching one to three months before your departure to find cheap fares on Delta Air Lines flights from Logan Intl. Airport (BOS) to Colorado Springs Airport (COS). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Get the timing right, and you can enjoy significant savings on domestic flights.*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 out if there’s a direct trip from BOS to COS with Delta Air Lines or any other carriers, check the “Nonstop” filter when looking for flights.

Sort your results by “Early Morning” and “Morning” to find the earliest departures from BOS to COS. 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.

Colorado Springs Airport (COS) is the primary Colorado Springs hub for Delta Air Lines flights from Logan Intl. Airport (BOS).

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

Typically, you can cancel or modify your flight, although there may be a charge if you made your booking over 24 hours ago. Need flexible options? Use our “No cancel fee” and “Changes included” filters to find flights that won’t charge you extra if you need to revise your plans. To make modifications, go to “Trips,” select your flight and click on “Manage Booking” for more information.