BNA to BOS flight delays & on-time performance
Nonstop flights from Nashville International Airport to Boston Logan International Airport · 942 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BNA or BOS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Nashville (BNA) to Boston (BOS) arrived on time 69% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 2% were cancelled, and 11% arrived an hour or more late.
- Republic Airways was the most punctual airline here (81% on time); Southwest Airlines was the least (60%).
- Departures scheduled around 6am did best (96% on time); around 1pm did worst (42%).
- Saturday was the most reliable day to fly (81% on time) and Thursday the least (61%).
- The largest source of delay minutes was late-arriving aircraft (38%).
Which airline is most on time from BNA to BOS?
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 |
|---|---|---|---|---|---|
| American Airlines | 100% | 0.0% | 0 min | 0.0% | 2 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 81% | 3.1% | 18 min | 6.3% | 478 |
| JetBlue | 71% | 2.6% | 21 min | 10.9% | 874 |
| Delta Air Lines | 71% | 1.4% | 30 min | 15.0% | 558 |
| Spirit Airlines | 67% | 8.7% | 35 min | 19.0% | 23 |
| Southwest Airlines | 60% | 1.2% | 23 min | 12.3% | 1,000 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am96%159 flights
- 7am87%344 flights
- 8am87%52 flights
- 9am79%215 flights
- 10am75%304 flights
- 11am71%377 flights
- 12pm71%135 flights
- 1pm42%167 flights
- 2pm62%104 flights
- 3pm48%129 flights
- 5pm62%230 flights
- 6pm66%287 flights
- 7pm55%245 flights
- 8pm58%126 flights
- 9pm37%41 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday63%4.3% cancelled
- Tuesday72%2.9% cancelled
- Wednesday75%1.0% cancelled
- Thursday61%0.0% cancelled
- Friday66%0.4% cancelled
- Saturday81%1.6% cancelled
- Sunday65%3.9% 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 aircraft38%
- Air traffic control & airport congestion30%
- Airline (crew, maintenance, cleaning, fueling)29%
- Extreme weather3%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather52%
- Airline (crew, maintenance, cleaning, fueling)27%
- Air traffic control & airport congestion22%
- Security0%
BNA to BOS: common questions
- How often are BNA to BOS flights on time?
- 69% 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 Boston cancelled?
- 2.0% of scheduled flights were cancelled (60 of 2,935).
- How long are typical delays?
- Across all flights the average arrival delay was 23 min (early arrivals count as zero). Flights that were late arrived 71 min behind schedule on average, and 11.5% of flights were an hour or more late.
- How long is taxi time at BNA?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BOS to BNA — 70% 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 → BOS, nonstop flights by US airlines that report to the DOT. How we calculate this.