Skip to content
WanderNerd

Route Reliability

Austin → New Orleans

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

83
Pretty Reliable
WanderNerd Reliability Score
78%
Arrive within 15 minutes
7 min
Average arrival delay
0.4%
Cancelled
2,067
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%525 flights
  2. 2.Southwest Airlines77%1,538 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.

AUS–MSY flights departing between 3–6 AM arrived on time 98% of the time, versus 59% between 9 PM–12 AM.

Sunday scaries are real for this one.

AUS–MSY flights arrived on time 84% of the time on Tuesdays. On Sundays: 72%.

Delta Air Lines has a slight edge here.

Delta Air Lines arrived on time 80% of the time on this route; Southwest Airlines managed 77%.

Slipping a little lately.

AUS–MSY flights arrived on time 73% of the time over the last three months in the data, compared with 80% 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
  • Mon78%(327 flights)
  • Tue84%(289 flights)
  • Wed83%(287 flights)
  • Thu73%(325 flights)
  • Fri75%(328 flights)
  • Sat83%(187 flights)
  • Sun72%(312 flights)
On-time by departure window
  • 3–6 AM98%(52 flights)
  • 6–9 AM94%(437 flights)
  • 9 AM–12 PM91%(139 flights)
  • 12–3 PM77%(546 flights)
  • 3–6 PM67%(440 flights)
  • 6–9 PM72%(266 flights)
  • 9 PM–12 AM59%(175 flights)
On-time trend by month
74%
May

Jun 71% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202571%187
July 202569%192
August 202585%181
September 202588%177
October 202582%198
November 202582%166
December 202575%161
January 202683%151
February 202681%156
March 202670%167
April 202674%160
May 202674%159

Based on 2,067 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.