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WanderNerd

Route Reliability

New Orleans → Austin

MSYAUS · 445 miles · Louis Armstrong New Orleans International Airport to Austin–Bergstrom International Airport

85
Pretty Reliable
WanderNerd Reliability Score
79%
Arrive within 15 minutes
7 min
Average arrival delay
0.5%
Cancelled
2,070
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 Lines82%525 flights
  2. 2.Southwest Airlines78%1,541 flights

Not enough history to rank: Frontier Airlines (4 flights). We rank airlines only after 100 flights on the route.

What the data says

Morning-you made the right choice.

MSY–AUS flights departing between 6–9 AM arrived on time 96% of the time, versus 70% between 3–6 PM.

Sunday scaries are real for this one.

MSY–AUS flights arrived on time 88% of the time on Tuesdays and just 72% on Sundays. That gap is worth planning around.

Delta Air Lines has a slight edge here.

Delta Air Lines arrived on time 82% of the time on this route; Southwest Airlines managed 78%.

Slipping a little lately.

MSY–AUS flights arrived on time 76% of the time over the last three months in the data, compared with 81% 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
  • Mon81%(324 flights)
  • Tue88%(290 flights)
  • Wed83%(289 flights)
  • Thu73%(325 flights)
  • Fri76%(328 flights)
  • Sat81%(187 flights)
  • Sun72%(314 flights)
On-time by departure window
  • 3–6 AM89%(35 flights)
  • 6–9 AM96%(388 flights)
  • 9 AM–12 PM86%(441 flights)
  • 12–3 PM71%(268 flights)
  • 3–6 PM70%(493 flights)
  • 6–9 PM72%(310 flights)
  • 9 PM–12 AM71%(122 flights)
On-time trend by month
71%
May

Jun 70% → May 71% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%188
July 202573%192
August 202584%180
September 202589%176
October 202583%198
November 202579%166
December 202574%163
January 202687%148
February 202682%158
March 202678%167
April 202679%160
May 202671%161

Based on 2,070 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.