Route
SFO → BNA
San Francisco International Airport Nashville International Airport
Alerts at SFO and BNA
How punctual is this route?
- On-time arrivals
- 72.0%
- Less than 15 minutes late
- Cancelled
- 0.4%
- Of scheduled flights
- Average delay when late
- 60 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,174
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 55%
- Airline (crew, maintenance, cleaning) 28%
- Air traffic control & airport 17%
- Extreme weather 0%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 71.7% | 92 |
| October 2025 | 80.9% | 110 |
| November 2025 | 67.0% | 98 |
| December 2025 | 73.0% | 74 |
| January 2026 | 79.7% | 63 |
| February 2026 | 85.2% | 81 |
| March 2026 | 79.5% | 112 |
| April 2026 | 80.6% | 108 |
| May 2026 | 70.2% | 114 |
| June 2026 | 59.8% | 107 |
| July 2026 | 64.5% | 110 |
| August 2026 | 57.8% | 105 |
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 | 862 | 77.0% | 0.5% | 64 min |
| Southwest Airlines | 312 | 58.4% | 0.3% | 54 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
UA499
16% late · 310 flights
-
UA1815
23% late · 142 flights
-
UA2281
20% late · 88 flights
-
UA2854
25% late · 73 flights
-
UA1068
28% late · 64 flights
-
WN3634
61% late · 61 flights
-
WN1172
56% late · 40 flights
-
WN4206
41% late · 39 flights
-
WN4425
19% late · 32 flights
-
WN1166
65% late · 31 flights
-
WN1363
33% late · 30 flights
-
WN528
14% late · 30 flights
-
WN1683
36% late · 28 flights
-
UA373
58% late · 27 flights
-
UA1273
17% late · 24 flights
-
UA1051
9% late · 23 flights
-
UA2823
57% late · 21 flights
-
UA635
50% late · 20 flights
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