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WanderNerd

Route Reliability

Atlanta → Raleigh–Durham

ATLRDU · 356 miles · Hartsfield–Jackson Atlanta International Airport to Raleigh–Durham International Airport

82
Pretty Reliable
WanderNerd Reliability Score
80%
Arrive within 15 minutes
7 min
Average arrival delay
1.5%
Cancelled
4,620
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.Southwest Airlines84%277 flights
  2. 2.Delta Air Lines82%3,808 flights
  3. 3.Frontier Airlines61%535 flights

What the data says

Morning-you made the right choice.

ATL–RDU flights departing between 6–9 AM arrived on time 91% of the time, versus 68% between 9 PM–12 AM.

Sunday scaries are real for this one.

ATL–RDU flights arrived on time 87% of the time on Wednesdays. On Sundays: 76%.

Southwest Airlines has a clear lead on this route.

Southwest Airlines arrived on time 84% of the time on this route; Frontier Airlines managed 61%.

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
  • Mon78%(692 flights)
  • Tue83%(617 flights)
  • Wed87%(621 flights)
  • Thu82%(685 flights)
  • Fri77%(684 flights)
  • Sat80%(572 flights)
  • Sun76%(675 flights)
On-time by departure window
  • 6–9 AM91%(652 flights)
  • 9 AM–12 PM87%(732 flights)
  • 12–3 PM83%(740 flights)
  • 3–6 PM78%(934 flights)
  • 6–9 PM75%(671 flights)
  • 9 PM–12 AM68%(817 flights)
On-time trend by month
82%
May

Jun 70% → May 82% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%381
July 202571%394
August 202581%398
September 202591%401
October 202584%422
November 202584%390
December 202578%386
January 202685%334
February 202681%324
March 202674%361
April 202680%369
May 202682%386

Based on 4,620 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.