$217 Cheap Delta flights Duluth (DLH) to Raleigh (RDU)

Set the “Price (lowest to highest)” filter on Expedia to search for cheap Delta Air Lines round-trip flights from $248 from DLH to RDU. Affordable one-way fares from $217 are also available.**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 cheapest months to fly to Raleigh with Delta Air Lines. You could also find excellent prices on return and one-way fares in December.

Search for cheap Delta Air Lines flights from Duluth Intl. Airport (DLH) to Raleigh - Durham Intl. Airport (RDU) one to three months prior to your departure date. 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 type and itinerary, the best day to book a domestic flight is usually Sunday and the most expensive day tends to be 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 figure out if there’s a direct journey from DLH to RDU with Delta Air Lines or another airline, check the “Nonstop” filter when searching for flights.

Sort your results by “Early Morning” and “Morning” to find the earliest flights from DLH to RDU. Setting off early means flight cancellations are less likely.**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.

Take a Delta Air Lines flight from Duluth Intl. Airport (DLH) to Raleigh, and you’re most likely to land at Raleigh - Durham Intl. Airport (RDU). This is the airline’s main hub here.

With a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is a popular option for many travelers heading from DLH to RDU. Also, 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 getaways.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are generally free within 24 hours of making a booking, but your airline may charge you after that time. For more details about altering your reservation, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to update your itinerary without extra charges, check the “Changes included” and “No cancel fee” filters when planning your next break.