Nashville (BNA) to Ontario (ONT): On-Time Performance
Data through May 2026
Nashville (BNA) to Ontario (ONT) is a thinner route than most in this dataset — 336 departures over the past year, roughly 6 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 76% arrived on time.
- On-time
- 76%
- arrived <15 min late
- Avg delay
- 12 min
- completed flights
- Cancelled
- 0.3%
- Flights/day
- 0.92
- last 12 months
- Duration
- 4h 23m
- scheduled
- Distance
- 1,751 mi
Monthly on-time trend
Best time to fly from BNA to ONT
Aim for departures around 11 a.m. (88% on-time); avoid 6 p.m. departures (51%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 76% | 9 min |
| Tuesday | 63% | 16 min |
| Wednesdaybest | 82% | 10 min |
| Thursday | 77% | 10 min |
| Fridaybest | 82% | 9 min |
| Saturday | 76% | 17 min |
| Sunday | 72% | 14 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft49%
- Airline operations32%
- National airspace system13%
- Weather5%
- Security1%
Frequently asked questions
- How often are flights from BNA to ONT delayed?
- 25% of BNA–ONT flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 12 minutes.
- What is the best time of day to fly from BNA to ONT?
- Departures around 11 a.m. have the best record (88% on-time), while departures around 6 p.m. have the worst (51%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from BNA to ONT?
- The scheduled BNA–ONT flight time averages 4h 23m over 1,751 miles. Actual arrival times vary — flights on this route land 15+ minutes late 25% of the time.
- How often are BNA to ONT flights cancelled?
- 0.3% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from BNA to ONT?
- October 2025 was the roughest month in this dataset, with only 45% of arrivals on time. The best was August 2024 at 97%. If your dates are flexible, that 52-point gap is worth planning around.
Explore related pages
More routes from BNA
Other ways to fly to Ontario (ONT)
Related guides
Based on 639 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.