The cheapest times to fly from RDU to GRB are

  • January 1st to March 4th
  • April 9th to June 10th (except the weeks of May 7th and May 14th)
  • August 13th to September 9th
  • October 22nd to November 18th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from RDU to GRB is late January. Prices can be as high as $536 for Sunday flights during mid December, or as low as $244 for Tuesday flights around late January.


When to Fly to Green Bay

Flying from Raleigh/Durham, NC (RDU) to Green Bay, WI (GRB) will usually cost between $244 to $457 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January with an average ticket price of $266. Due to high demand the most expensive time to fly is mid December, with an average price of $407. Planning your trip to low-cost times can easily save you $141 on economy flights and even more on first-class flights. Generally, any price below $294 can be considered a good price for a round-trip RDU to GRB flight.

See below for a graph of average weekly prices for the RDU to GRB route. All prices are for round-trip tickets in USD.

RDU to GRB Flight Prices

Compared to other flights, the RDU to GRB flight is much cheaper than the average and costs much less than the average flight leaving from Raleigh. The average price per mile (for a direct flight) is $0.24, which is below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $111 (30%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $259. Return trip prices are from the GRB to RDU flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from RDU to GRB can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 2 hour 22 minutes may not be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is not usually a nonstop flight from RDU to GRB while comparing.

Destination alternative #1: General Mitchell International Airport (MKE) in Milwaukee, WI

  • 107 miles (172 km) away from GRB
  • Usually 19.73% less expensive than GRB
  • Nonstop flights available

See RDU to MKE flights

Destination alternative #2: Dane County Regional-Truax Field Airport (MSN) in Madison, WI

  • 111 miles (179 km) away from GRB
  • Usually 6.80% less expensive than GRB
  • 1-layover flights available

See RDU to MSN flights

Destination alternative #3: Central Wisconsin Airport (CWA) in Mosinee, WI

  • 78 miles (126 km) away from GRB
  • Usually 4.08% less expensive than GRB
  • 1-layover flights available

See RDU to CWA flights


Flight Questions Answered

Still have questions about flying from RDU to GRB? We’ve got answers.

Which airlines fly this route?

You can find 4 major airlines flying this route most often: American, Delta, Frontier, United, and potentially more during busy seasons.

How far away is it from Green Bay Austin Straubel International Airport to Raleigh-Durham International Airport?

The distance between the two airports is roughly 771 miles or 1241 kilometers.

How long does it take to fly from RDU to GRB?

The real-world flight time for a nonstop RDU to GRB flight is about 2 hour 22 minutes.

How many flights go between Raleigh/Durham, NC and Green Bay, WI?

It depends on the day of the week and the date, but a typical day might have around 54 available flights from RDU to GRB.


Airport Location Info


Departing Airport

Origination code RDU
Origination airport name Raleigh-Durham International Airport
City Raleigh/Durham, NC
Country the United States
Latitude 35.9
Longitude -78.8

Return Airport

Destination code GRB
Destination airport name Green Bay Austin Straubel International Airport
City Green Bay, WI
Country the United States
Latitude 44.5
Longitude -88.1


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.