Route
SFO → PIT
San Francisco International Airport Pittsburgh International Airport
Alerts at SFO and PIT
How punctual is this route?
- On-time arrivals
- 90.0%
- Less than 15 minutes late
- Cancelled
- 0.2%
- Of scheduled flights
- Average delay when late
- 57 min
- Flights arriving 15+ minutes late
- Flights tracked
- 553
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 46%
- Airline (crew, maintenance, cleaning) 33%
- Air traffic control & airport 21%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 90.2% | 51 |
| October 2025 | 93.9% | 49 |
| November 2025 | 93.9% | 49 |
| December 2025 | 95.5% | 44 |
| January 2026 | 88.6% | 36 |
| February 2026 | 92.9% | 28 |
| March 2026 | 87.9% | 33 |
| April 2026 | 86.0% | 43 |
| May 2026 | 87.7% | 57 |
| June 2026 | 89.1% | 55 |
| July 2026 | 83.9% | 56 |
| August 2026 | 92.2% | 52 |
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 | 553 | 90.0% | 0.2% | 57 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA2836
9% late · 82 flights
-
UA2117
18% late · 68 flights
-
UA335
16% late · 45 flights
-
UA2680
6% late · 37 flights
-
UA329
0% late · 36 flights
-
UA1355
6% late · 31 flights
-
UA1922
8% late · 24 flights
-
UA794
12% late · 24 flights
-
UA1613
19% late · 21 flights
-
UA1954
10% late · 21 flights
-
UA2740
5% late · 21 flights
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