Route
TUS → SFO
Tucson International Airport San Francisco International Airport
751 miles
Return route SFO → TUS →
Alerts at TUS and SFO
How punctual is this route?
- On-time arrivals
- 66.4%
- Less than 15 minutes late
- Cancelled
- 0.4%
- Of scheduled flights
- Average delay when late
- 69 min
- Flights arriving 15+ minutes late
- Flights tracked
- 945
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 67%
- Late-arriving aircraft 17%
- Airline (crew, maintenance, cleaning) 14%
- 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 | 88.3% | 60 |
| October 2025 | 75.0% | 73 |
| November 2025 | 86.6% | 119 |
| December 2025 | 69.7% | 91 |
| January 2026 | 75.9% | 81 |
| February 2026 | 73.0% | 75 |
| March 2026 | 85.0% | 80 |
| April 2026 | 49.4% | 86 |
| May 2026 | 39.8% | 83 |
| June 2026 | 35.0% | 60 |
| July 2026 | 46.8% | 62 |
| August 2026 | 58.7% | 75 |
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 |
|---|---|---|---|---|
| SkyWest Airlines | 883 | 66.2% | 0.3% | 69 min |
| United Airlines | 62 | 68.9% | 1.6% | 79 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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