$109 Cheap Delta flights Raleigh (RDU) to Green Bay (GRB)

Grab cheap return Delta Air Lines flights from $217 from RDU to GRB by sorting your results from “Price (lowest to highest)” on Expedia. Or search for bargains from $109 for a one-way trip.**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 one-way or round-trip flights to Green Bay in February or April. You could find a cheap fare with Delta Air Lines during these off-peak times.

Start searching one to three months ahead of your departure date to get cheap fares on Delta Air Lines flights from Raleigh - Durham Intl. Airport (RDU) to Austin Straubel Intl. Airport (GRB). 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 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.* Nail your timing, 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.

To see if there’s a direct route from RDU to GRB with Delta Air Lines or another carrier, use our “Nonstop” filter when searching for flights.

Filter your results by “Early Morning” and “Morning” to see the earliest departures from RDU to GRB. Setting 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.

Get on a Delta Air Lines flight from Raleigh - Durham Intl. Airport (RDU) to Green Bay, and you’ll probably land at Austin Straubel Intl. Airport (GRB). This is the airline’s primary hub in this city.

Delta Air Lines makes traveling from RDU to GRB enjoyable with a rewarding loyalty program and an excellent in-flight experience. You could even start earning 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 trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Changes are typically free within 24 hours of booking, but your airline may charge a fee after that time. For more details about altering your flights, check out your “Trips,” select your flight and click on “Manage Booking.” If you want the freedom to change your plans without additional charges, check the “Changes included” or “No cancel fee” filter when organizing your next trip.