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Route Reliability

Raleigh–Durham → Detroit

RDU–DTW · 501 miles · Raleigh–Durham International Airport to Detroit Metropolitan Wayne County Airport

90
Nerd Approved
WanderNerd Reliability Score
87%
Arrive within 15 minutes
1 min early
Average arrival delay
1.1%
Cancelled
1,583
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.Delta Air Lines87%1,357 flights
  2. 2.Frontier Airlines87%127 flights

Not enough history to rank: Spirit Airlines (99 flights). We rank airlines only after 100 flights on the route.

What the data says

Morning-you made the right choice.

RDU–DTW flights departing between 9 AM–12 PM arrived on time 94% of the time, versus 74% between 6–9 PM.

Sunday scaries are real for this one.

RDU–DTW flights arrived on time 93% of the time on Tuesdays. On Sundays: 82%.

Not much between Delta Air Lines and Frontier Airlines.

On this route they all land within 87% to 87% on time. Pick on schedule and price.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon83%(239 flights)
  • Tue93%(207 flights)
  • Wed88%(205 flights)
  • Thu89%(245 flights)
  • Fri88%(237 flights)
  • Sat85%(185 flights)
  • Sun82%(246 flights)
On-time by departure window
  • 3–6 AM94%(335 flights)
  • 6–9 AM91%(33 flights)
  • 9 AM–12 PM94%(363 flights)
  • 12–3 PM83%(374 flights)
  • 3–6 PM83%(208 flights)
  • 6–9 PM74%(249 flights)
  • 9 PM–12 AM—(2 flights)
On-time trend by month
89%
May

Jun 83% → May 89% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202583%153
July 202580%142
August 202584%150
September 202593%130
October 202596%141
November 202589%150
December 202577%122
January 202686%100
February 202693%102
March 202685%125
April 202688%130
May 202689%119

Keep nerding

Based on 1,583 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.