Route
MSY → SFO
Louis Armstrong New Orleans International Airport San Francisco International Airport
1,911 miles
Return route SFO → MSY →
Alerts at MSY and SFO
How punctual is this route?
- On-time arrivals
- 75.4%
- Less than 15 minutes late
- Cancelled
- 0.4%
- Of scheduled flights
- Average delay when late
- 77 min
- Flights arriving 15+ minutes late
- Flights tracked
- 515
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 57%
- Late-arriving aircraft 32%
- Airline (crew, maintenance, cleaning) 9%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 88.9% | 36 |
| October 2025 | 92.7% | 55 |
| November 2025 | 82.1% | 56 |
| December 2025 | 81.0% | 43 |
| January 2026 | 89.5% | 57 |
| February 2026 | 86.0% | 50 |
| March 2026 | 94.3% | 35 |
| April 2026 | 70.9% | 56 |
| May 2026 | 45.5% | 45 |
| June 2026 | 33.3% | 30 |
| July 2026 | 46.7% | 30 |
| August 2026 | 59.1% | 22 |
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 |
|---|---|---|---|---|
| United Airlines | 514 | 75.5% | 0.4% | 77 min |
| American Airlines | 1 | 0.0% | 0.0% | 106 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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