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Route Reliability

Detroit → Raleigh–Durham

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

86
Pretty Reliable
WanderNerd Reliability Score
83%
Arrive within 15 minutes
2 min
Average arrival delay
1.3%
Cancelled
1,584
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.Frontier Airlines84%127 flights
  2. 2.Delta Air Lines83%1,358 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.

DTW–RDU flights departing between 6–9 AM arrived on time 92% of the time, versus 73% between 9 PM–12 AM.

Sunday scaries are real for this one.

DTW–RDU flights arrived on time 87% of the time on Tuesdays. On Sundays: 77%.

Not much between Frontier Airlines and Delta Air Lines.

On this route they all land within 83% to 84% 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
  • Mon85%(241 flights)
  • Tue87%(206 flights)
  • Wed84%(205 flights)
  • Thu82%(243 flights)
  • Fri87%(239 flights)
  • Sat81%(182 flights)
  • Sun77%(246 flights)
On-time by departure window
  • 6–9 AM92%(281 flights)
  • 9 AM–12 PM85%(438 flights)
  • 12–3 PM85%(175 flights)
  • 3–6 PM83%(278 flights)
  • 6–9 PM85%(47 flights)
  • 9 PM–12 AM73%(343 flights)
On-time trend by month
82%
May

Jun 80% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%153
July 202579%142
August 202586%150
September 202590%130
October 202589%142
November 202586%149
December 202574%122
January 202678%99
February 202688%103
March 202678%122
April 202686%131
May 202682%119

Keep nerding

Based on 1,584 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.