MSY to SAT flight delays & on-time performance
Nonstop flights from Louis Armstrong New Orleans International Airport to San Antonio International Airport · 495 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at MSY or SAT right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from New Orleans (MSY) to San Antonio (SAT) arrived on time 77% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0.3% were cancelled, and 7% arrived an hour or more late.
- Southwest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 1pm did best (84% on time); around 3pm did worst (66%).
- Wednesday was the most reliable day to fly (95% on time) and Friday the least (58%).
- The largest source of delay minutes was late-arriving aircraft (64%).
Which airline is most on time from MSY to SAT?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Southwest Airlines | 77% | 0.3% | 13 min | 7.0% | 346 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am100%12 flights
- 9am77%13 flights
- 1pm84%91 flights
- 2pm80%40 flights
- 3pm66%70 flights
- 4pm82%58 flights
- 5pm71%31 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday81%0.0% cancelled
- Tuesday84%0.0% cancelled
- Wednesday95%0.0% cancelled
- Thursday70%0.0% cancelled
- Friday58%1.8% cancelled
- Saturday87%0.0% cancelled
- Sunday73%0.0% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft64%
- Airline (crew, maintenance, cleaning, fueling)20%
- Air traffic control & airport congestion13%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather100%
- Airline (crew, maintenance, cleaning, fueling)0%
- Air traffic control & airport congestion0%
- Security0%
MSY to SAT: common questions
- How often are MSY to SAT flights on time?
- 77% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from New Orleans to San Antonio cancelled?
- 0.3% of scheduled flights were cancelled (1 of 346).
- How long are typical delays?
- Across all flights the average arrival delay was 13 min (early arrivals count as zero). Flights that were late arrived 50 min behind schedule on average, and 7.0% of flights were an hour or more late.
- How long is taxi time at MSY?
- Flights on this route spent 12 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SAT to MSY — 83% on time
More flights from New Orleans
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: MSY → SAT, nonstop flights by US airlines that report to the DOT. How we calculate this.