BNA to SAN flight delays & on-time performance
Nonstop flights from Nashville International Airport to San Diego 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
0.8%
8 flights
Avg arrival delay
13 min
44 min when late
Airlines
1
1,065 flights tracked
Key facts
- Flights from Nashville (BNA) to San Diego (SAN) arrived on time 74% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 0.8% 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 7am did best (93% on time); around 1pm did worst (43%).
- Tuesday was the most reliable day to fly (81% on time) and Thursday the least (66%).
- The largest source of delay minutes was late-arriving aircraft (47%).
Which airline is most on time from BNA to SAN?
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% | 0.8% | 13 min | 5.9% | 1,065 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am91%117 flights
- 7am93%109 flights
- 8am86%116 flights
- 11am76%80 flights
- 12pm84%73 flights
- 1pm43%68 flights
- 2pm61%31 flights
- 3pm67%46 flights
- 4pm71%41 flights
- 5pm80%45 flights
- 6pm71%62 flights
- 7pm54%63 flights
- 8pm63%195 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday74%0.6% cancelled
- Tuesday81%0.0% cancelled
- Wednesday79%0.0% cancelled
- Thursday66%0.0% cancelled
- Friday71%0.6% cancelled
- Saturday79%1.7% cancelled
- Sunday71%2.6% 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 aircraft47%
- Airline (crew, maintenance, cleaning, fueling)33%
- Air traffic control & airport congestion19%
- Extreme weather1%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather88%
- Airline (crew, maintenance, cleaning, fueling)13%
- Air traffic control & airport congestion0%
- Security0%
BNA to SAN: common questions
- How often are BNA to SAN 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 Nashville to San Diego cancelled?
- 0.8% of scheduled flights were cancelled (8 of 1,065).
- 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 44 min behind schedule on average, and 5.9% of flights were an hour or more late.
- How long is taxi time at BNA?
- Flights on this route spent 16 min taxiing from the gate to takeoff on average.
Related routes
Return trip: SAN to BNA — 74% on time
More flights from Nashville
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BNA → SAN, nonstop flights by US airlines that report to the DOT. How we calculate this.