$164 Cheap Delta flights Raleigh (RDU) to Colorado Springs (COS)

You can discover cheap round-trip Delta Air Lines flights from $311 from RDU to COS by sorting your results from “Price (lowest to highest)” on Expedia. Or look for bargains from $164 for a one-way journey.**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 Colorado Springs with Delta Air Lines. You could also find fantastic deals on return and one-way tickets in February.

Begin your search one to three months ahead of your travel date to score cheaper fares on Delta Air Lines flights from Raleigh - Durham Intl. Airport (RDU) to Colorado Springs Airport (COS). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it’s 6% cheaper on average than a Monday, the most expensive day to book.* Time it well, and you can enjoy significant savings on domestic journeys.*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, press search and select the “Nonstop” filter on Expedia to find any direct flights from RDU to COS with Delta Air Lines or another airline.

Sort your results by “Early Morning” and “Morning” to browse the earliest flights from RDU to COS. Jetting off early means you’re 20% 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 Raleigh - Durham Intl. Airport (RDU).

Delta Air Lines makes traveling from RDU to COS more enjoyable with a rewarding loyalty program and an excellent in-flight experience. You even have the chance to collect 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 bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are often free within 24 hours of booking, but your airline may charge you after that. For more details about altering your reservation, go to your “Trips,” select your flight and click on “Manage Booking.” If you want the flexibility to update your itinerary without additional costs, apply the “No cancel fee” or “Changes included” filter when planning your next trip.