Route
MSY → AUS
Louis Armstrong New Orleans International Airport Austin Bergstrom International Airport
How punctual is this route?
- On-time arrivals
- 76.8%
- Less than 15 minutes late
- Cancelled
- 0.4%
- Of scheduled flights
- Average delay when late
- 65 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,976
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 41%
- Airline (crew, maintenance, cleaning) 34%
- Air traffic control & airport 17%
- Extreme weather 8%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 89.2% | 177 |
| October 2025 | 81.8% | 198 |
| November 2025 | 78.9% | 166 |
| December 2025 | 73.6% | 163 |
| January 2026 | 86.5% | 154 |
| February 2026 | 80.4% | 158 |
| March 2026 | 77.2% | 169 |
| April 2026 | 78.1% | 160 |
| May 2026 | 70.8% | 162 |
| June 2026 | 64.2% | 159 |
| July 2026 | 65.6% | 152 |
| August 2026 | 73.2% | 158 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Southwest Airlines | 1,539 | 76.5% | 0.4% | 59 min |
| SkyWest Airlines | 433 | 78.4% | 0.5% | 88 min |
| Frontier Airlines | 4 | 50.0% | 0.0% | 89 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO4016
24% late · 365 flights
-
OO3970
10% late · 68 flights
-
WN2977
22% late · 60 flights
-
WN2849
29% late · 58 flights
-
WN3475
42% late · 58 flights
-
WN491
4% late · 58 flights
-
WN3473
5% late · 57 flights
-
WN439
27% late · 56 flights
-
WN2976
7% late · 55 flights
-
WN211
18% late · 50 flights
-
WN2847
6% late · 50 flights
-
WN490
46% late · 46 flights
-
WN3838
4% late · 45 flights
-
WN2979
67% late · 36 flights
-
WN4902
44% late · 36 flights
-
WN3840
20% late · 35 flights
-
WN1597
33% late · 33 flights
-
WN1909
3% late · 33 flights
-
WN759
31% late · 33 flights
-
WN3472
6% late · 31 flights
-
WN804
37% late · 30 flights
-
WN1375
7% late · 28 flights
-
WN4036
32% late · 28 flights
-
WN311
65% late · 27 flights
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