$119 Cheap Delta flights Denver (DEN) to Raleigh (RDU)

Set the “Price (lowest to highest)” filter on Expedia to search for cheap Delta Air Lines round-trip flights from $205 from DEN to RDU. Affordable one-way fares from $119 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.

Delta Air Lines flights to Raleigh are generally cheaper in the off-peak months of January and December. Whether you’re after a return or one-way ticket, you could score a better deal then.

To find cheap Delta Air Lines fares from Denver Intl. Airport (DEN) to Raleigh - Durham Intl. Airport (RDU), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect how much you pay. Sunday tends to be the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**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.

Use the “Nonstop” filter when browsing for direct Delta Air Lines flights from DEN to RDU. It’s also an easy way to compare other carriers offering the same nonstop journey.

Sort your results by “Early Morning” and “Morning” to browse the earliest flights from DEN to RDU. Heading 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.

Raleigh - Durham Intl. Airport (RDU) is the primary Raleigh gateway for Delta Air Lines flights from Denver Intl. Airport (DEN).

Traveling from DEN to RDU with Delta Air Lines means enjoying a variety of perks, such as a rewarding loyalty program and an excellent in-flight experience. Plus, when you book through Expedia, One Key™ members can collect OneKeyCash™* to redeem on select future travel purchases. That’s in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

In most cases, you can cancel or reschedule your flight, although there may be additional fees if you booked over 24 hours ago. Need to keep your options open? Apply the “Changes included” or “No cancel fee” filter to find flights that won’t charge extra if you need to revise your plans. To update your itinerary, visit “Trips,” select your flight and click on “Manage Booking” for more information.