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Route Reliability

Austin → Raleigh–Durham

AUS–RDU · 1,162 miles · Austin–Bergstrom International Airport to Raleigh–Durham International Airport

81
Pretty Reliable
WanderNerd Reliability Score
77%
Arrive within 15 minutes
10 min
Average arrival delay
1.0%
Cancelled
1,220
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 Lines80%708 flights
  2. 2.Southwest Airlines74%512 flights

What the data says

Morning-you made the right choice.

AUS–RDU flights departing between 6–9 AM arrived on time 97% of the time, versus 55% between 12–3 PM.

Sunday scaries are real for this one.

AUS–RDU flights arrived on time 84% of the time on Wednesdays and just 66% on Sundays. That gap is worth planning around.

Delta Air Lines has a slight edge here.

Delta Air Lines arrived on time 80% of the time on this route; Southwest Airlines managed 74%.

Recent months have been rougher.

AUS–RDU flights arrived on time 73% of the time over the last three months in the data, compared with 82% in the three months before that.

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
  • Mon71%(188 flights)
  • Tue82%(171 flights)
  • Wed84%(166 flights)
  • Thu77%(182 flights)
  • Fri81%(189 flights)
  • Sat80%(149 flights)
  • Sun66%(162 flights)
On-time by departure window
  • 3–6 AM95%(38 flights)
  • 6–9 AM97%(38 flights)
  • 9 AM–12 PM87%(571 flights)
  • 12–3 PM55%(60 flights)
  • 3–6 PM65%(49 flights)
  • 6–9 PM67%(451 flights)
On-time trend by month
77%
May

Jun 67% → May 77% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%106
July 202565%114
August 202581%95
September 202593%90
October 202578%113
November 202584%104
December 202579%105
January 202688%85
February 202680%85
March 202667%105
April 202675%100
May 202677%105

Keep nerding

Based on 1,220 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.