69% of flights from Nashville to Washington arrived on time over the past 12 months. That is worse than the typical U.S. route. The 5 a.m. departures ran on time 90% of the time; the 6 p.m. ones 47%. Most reliable airline: Delta Air Lines (75%). 13% of flights arrived more than an hour late or not at all.
How late?
The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for BNA → DCA: when a flight was late, it was under 45 minutes late 57% of the time. About 1 in 11 flights landed an hour or more late, and 1 in 64 three hours or more; 3.1% were cancelled outright.
- On time or early69%
- 15–30 min late10%
- 30–60 min late8.6%
- 1–2 hours late5.6%
- 2–3 hours late1.7%
- 3+ hours late1.6%
- Diverted0.6%
- Cancelled3.1%
Share of all 4,387 scheduled flights, past 12 months, by arrival time against schedule.
By airline
| Airline | Flights | On time | Cancelled | Typical arrival | 1h+ late | Avg when late | Operated by |
|---|---|---|---|---|---|---|---|
| Southwest Airlines | 1,708 | 67% | 1.5% | +1 min | 8.1% | +52 min | Southwest Airlines |
| American Airlines | 1,689 | 66% | 5.5% | −1 min | 10.5% | +81 min | Republic Airways 51%, PSA Airlines 24%, American Airlines 17%, Envoy 9% |
| Delta Air Lines | 990 | 75% | 1.8% | −5 min | 7.6% | +65 min | Republic Airways |
Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.
Best time of day to fly
On-time rate by scheduled departure hour (local time at BNA). Delays build through the day as late planes knock on, so early flights usually do best.
By airline and hour
| Departs | Southwest Airlines | American Airlines | Delta Air Lines |
|---|---|---|---|
| 6 a.m. | — | 76% | 80% |
| 7 a.m. | 91% | — | — |
| 9 a.m. | 79% | 83% | — |
| 10 a.m. | — | 76% | — |
| 11 a.m. | 59% | — | 73% |
| noon | 70% | — | 75% |
| 3 p.m. | 60% | 63% | — |
| 4 p.m. | 58% | — | — |
| 5 p.m. | — | 62% | 68% |
| 6 p.m. | — | 43% | — |
| 7 p.m. | — | 58% | — |
| 8 p.m. | 55% | 67% | — |
Last flight of the day
On BNA → DCA, each airline's last flight of the day was cancelled 3.8% of the time, against 2.9% for its earlier flights (1.3× as often). It arrived 3+ hours late 2.0% of the time (earlier flights: 1.5%). It matters more than the numbers suggest. Miss an earlier flight and there's another one that evening; miss the last one and you're usually waiting until morning.
| Airline | Last departure | Last: cancelled | Last: 3h+ late | Earlier: cancelled | Next morning |
|---|---|---|---|---|---|
| American Airlines | 7:32 p.m. | 7.1% | 2.5% | 5.0% | first flight 6:04 a.m. |
| Delta Air Lines | 5:00 p.m. | 3.2% | 1.7% | 1.1% | first flight 6:05 a.m. |
| Southwest Airlines | 8:30 p.m. | 1.1% | 1.7% | 1.6% | first flight 5:45 a.m. |
Last flight = the airline's last scheduled departure on this route that day, on days it flies the route at least twice; past 12 months. Times are typical scheduled times over the latest three months.
If you need to be in DCA tonight, book an earlier flight so there's a backup if it's cancelled.
By month
Each calendar month pooled over 2023–2026. Best: October (84%). Worst: July (62%).
By day of week
| Day | Flights | On time | Cancelled |
|---|---|---|---|
| Monday | 677 | 68% | 4.3% |
| Tuesday | 664 | 69% | 4.4% |
| Wednesday | 661 | 74% | 1.4% |
| Thursday | 650 | 64% | 2.0% |
| Friday | 654 | 63% | 2.8% |
| Saturday | 441 | 82% | 3.9% |
| Sunday | 640 | 65% | 3.3% |
Why flights were late
Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.
Cancellations: weather 80 · air traffic/airport 44 · airline 12
Month by month
Flight numbers on this route
Regular flights with at least 120 scheduled trips in the past year. Sorted by departure time.
| Flight | Departs | Flights | On time | Cancelled | Typical arrival | Operated by |
|---|---|---|---|---|---|---|
| DL 5708 | 6:05 a.m. | 300 | 82% | 1.3% | −10 min | Republic Airways |
Worst days in the past year
| Date | Flights | On time | Cancelled |
|---|---|---|---|
| May 25, 2026 | 13 | 0% | 0 |
| Jan 25, 2026 | 12 | 0% | 12 |
| Jan 26, 2026 | 13 | 8% | 11 |
| Mar 5, 2026 | 13 | 8% | 0 |
| Jul 28, 2026 | 13 | 15% | 7 |
Nearby airport alternatives
Other ways to make the same trip, using airports within 60 miles of Nashville or Washington. BNA → IAD has been 8 points more reliable.
| Route | Flights | On time | Cancelled |
|---|---|---|---|
| BNA → DCA (this route) | 4,387 | 69% | 3.1% |
| BNA → IAD Nashville to Washington Dulles | 1,016 | 77% | 1.2% |
| BNA → BWI Nashville to Baltimore/Washington | 1,794 | 75% | 1.7% |
Questions
How often are flights from BNA to DCA on time?
69% of 4,387 scheduled flights from Nashville, TN to Washington, DC arrived within 15 minutes of schedule between September 2025 and August 2026. 3.1% were cancelled.
What is the best time of day to fly BNA to DCA?
Flights scheduled to leave at 5 a.m. were the most reliable (90% on time). The 6 p.m. departures were the least (47%).
Which airline is most on time from BNA to DCA?
Delta Air Lines: 75% of its 990 flights on the route arrived on time. Southwest Airlines: 67%. American Airlines: 66%.
What month has the most delays from BNA to DCA?
July (62% on time). The best month is October (84%), over 2023–2026.
Is the last flight of the day from BNA to DCA more likely to be cancelled?
Yes. Each airline's last BNA–DCA flight of the day was cancelled 3.8% of the time over the past year, against 2.9% for its earlier flights. If the last flight is cancelled, the next one is usually the following morning.
Related
- DCA → BNA (return)
- Nashville (BNA) delays by hour
- Flights into Washington Reagan National (DCA)
- Southwest Airlines on-time record
- American Airlines on-time record
- Delta Air Lines on-time record
- Connecting off this flight? Check the risk
Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.