Route
SFO → TUS
San Francisco International Airport Tucson International Airport
751 miles
Return route TUS → SFO →
Alerts at SFO and TUS
How punctual is this route?
- On-time arrivals
- 75.9%
- Less than 15 minutes late
- Cancelled
- 0.3%
- Of scheduled flights
- Average delay when late
- 71 min
- Flights arriving 15+ minutes late
- Flights tracked
- 944
- Scheduled flights in the period
What caused the delays
- Air traffic control & airport 41%
- Late-arriving aircraft 34%
- Airline (crew, maintenance, cleaning) 22%
- 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 | 83.3% | 60 |
| October 2025 | 82.4% | 74 |
| November 2025 | 78.3% | 120 |
| December 2025 | 74.7% | 89 |
| January 2026 | 76.2% | 81 |
| February 2026 | 78.7% | 75 |
| March 2026 | 86.1% | 80 |
| April 2026 | 80.2% | 86 |
| May 2026 | 77.1% | 83 |
| June 2026 | 70.0% | 60 |
| July 2026 | 62.9% | 62 |
| August 2026 | 55.6% | 74 |
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 | 881 | 76.0% | 0.3% | 72 min |
| United Airlines | 63 | 74.6% | 0.0% | 55 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
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