SAN to BNA flight delays & on-time performance
Nonstop flights from San Diego International Airport to Nashville International Airport · 1,751 miles · Aug 2025 – Jul 2026
- SAN: Airport closed. Closed, expected to reopen Oct 11 at 13:00 UTC.
On-time arrivals
74%
arrived < 15 min late
Cancelled
0.9%
10 flights
Avg arrival delay
13 min
45 min when late
Airlines
1
1,092 flights tracked
Key facts
- Flights from San Diego (SAN) to Nashville (BNA) arrived on time 74% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0.9% were cancelled, and 6% arrived an hour or more late.
- Southwest Airlines is the only airline reporting nonstop flights on this route.
- Departures scheduled around 10pm did best (95% on time); around 12pm did worst (39%).
- Saturday was the most reliable day to fly (85% on time) and Friday the least (65%).
- The largest source of delay minutes was late-arriving aircraft (50%).
Which airline is most on time from SAN to BNA?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Southwest Airlines | 74% | 0.9% | 13 min | 5.6% | 1,092 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am88%306 flights
- 7am92%50 flights
- 9am91%22 flights
- 10am68%129 flights
- 12pm39%120 flights
- 1pm54%80 flights
- 2pm69%52 flights
- 5pm64%86 flights
- 6pm71%51 flights
- 7pm60%36 flights
- 10pm95%149 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday71%1.1% cancelled
- Tuesday79%0.0% cancelled
- Wednesday78%0.7% cancelled
- Thursday71%0.0% cancelled
- Friday65%0.6% cancelled
- Saturday85%0.8% cancelled
- Sunday76%3.3% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft50%
- Airline (crew, maintenance, cleaning, fueling)32%
- Air traffic control & airport congestion16%
- Extreme weather1%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather50%
- Airline (crew, maintenance, cleaning, fueling)30%
- Air traffic control & airport congestion20%
- Security0%
SAN to BNA: common questions
- How often are SAN to BNA flights on time?
- 74% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from San Diego to Nashville cancelled?
- 0.9% of scheduled flights were cancelled (10 of 1,092).
- How long are typical delays?
- Across all flights the average arrival delay was 13 min (early arrivals count as zero). Flights that were late arrived 45 min behind schedule on average, and 5.6% of flights were an hour or more late.
- How long is taxi time at SAN?
- Flights on this route spent 18 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BNA to SAN — 74% on time
More flights from San Diego
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: SAN → BNA, nonstop flights by US airlines that report to the DOT. How we calculate this.