BWI to BNA flight delays & on-time performance
Nonstop flights from Baltimore/Washington International Thurgood Marshall Airport to Nashville International Airport · 587 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at BWI or BNA right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Baltimore (BWI) to Nashville (BNA) arrived on time 80% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.9% were cancelled, and 5% arrived an hour or more late.
- Departures scheduled around 8am did best (96% on time); around 7pm did worst (63%).
- Saturday was the most reliable day to fly (83% on time) and Thursday the least (78%).
- The largest source of delay minutes was late-arriving aircraft (38%).
Which airline is most on time from BWI 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 |
|---|---|---|---|---|---|
| Spirit Airlines | 81% | 3.6% | 11 min | 3.8% | 55 |
| Southwest Airlines | 80% | 1.8% | 12 min | 5.1% | 1,757 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am92%216 flights
- 7am90%58 flights
- 8am96%117 flights
- 9am89%274 flights
- 10am92%54 flights
- 12pm88%65 flights
- 1pm68%178 flights
- 2pm72%70 flights
- 3pm79%87 flights
- 4pm76%83 flights
- 5pm78%104 flights
- 6pm71%150 flights
- 7pm63%159 flights
- 8pm82%93 flights
- 9pm76%76 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday83%2.2% cancelled
- Tuesday82%1.2% cancelled
- Wednesday80%1.3% cancelled
- Thursday78%0.7% cancelled
- Friday79%1.4% cancelled
- Saturday83%2.3% cancelled
- Sunday79%3.8% 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%
- Airline (crew, maintenance, cleaning, fueling)37%
- Air traffic control & airport congestion20%
- Extreme weather5%
- Security1%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather82%
- Airline (crew, maintenance, cleaning, fueling)12%
- Air traffic control & airport congestion6%
- Security0%
BWI to BNA: common questions
- How often are BWI to BNA flights on time?
- 80% 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 Baltimore to Nashville cancelled?
- 1.9% of scheduled flights were cancelled (34 of 1,812).
- How long are typical delays?
- Across all flights the average arrival delay was 12 min (early arrivals count as zero). Flights that were late arrived 53 min behind schedule on average, and 5.0% of flights were an hour or more late.
- How long is taxi time at BWI?
- Flights on this route spent 14 min taxiing from the gate to takeoff on average.
Related routes
Return trip: BNA to BWI — 77% on time
More flights from Baltimore
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BWI → BNA, nonstop flights by US airlines that report to the DOT. How we calculate this.