Best Time to Fly BWI to CLT: On-Time Stats by Hour & Airline
Baltimore/Washington International Thurgood Marshall → Charlotte Douglas International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 81.5% of Baltimore (BWI) to Charlotte (CLT) flights arrived on time (2,960 scheduled flights). That is 3.9 points above the national average of 77.6%.
American Airlines was the most punctual of the 4 airlines on the route at 85.3%, while Frontier Airlines trailed at 70.8%.
November has been the best month (85% on time) and Sunday the weakest day of the week (75%).
1.7% of flights were cancelled, versus 1.8% nationally.
BWI to CLT on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| American Airlines | 85.3% | 95 min | 1.6% | 1,779 |
| PSA Airlines | 76.9% | 56 min | 0.0% | 52 |
| Southwest Airlines | 76.5% | 52 min | 1.6% | 968 |
| Frontier Airlines | 70.8% | 95 min | 3.9% | 153 |
| Envoy Air | Limited data | 1 | ||
| Spirit Airlines | Limited data | 7 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly BWI to CLT
On-time arrival % by scheduled departure hour (local time), 6,246 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 95.3% | 2.1% | 571 |
| 6am–7am | 90.6% | 2.1% | 660 |
| 7am–8am | 92.8% | 1.0% | 98 |
| 8am–9am | 84.0% | 1.2% | 913 |
| 9am–10am | 86.0% | 2.0% | 305 |
| 10am–11am | 86.7% | 0.6% | 325 |
| 11am–12pm | 89.6% | 2.3% | 177 |
| 12pm–1pm | 79.8% | 0.9% | 210 |
| 1pm–2pm | 78.3% | 1.8% | 445 |
| 2pm–3pm | 80.7% | 1.7% | 237 |
| 3pm–4pm | 68.5% | 1.4% | 289 |
| 4pm–5pm | 65.7% | 3.2% | 221 |
| 5pm–6pm | 66.2% | 1.2% | 414 |
| 6pm–7pm | 73.4% | 2.2% | 408 |
| 7pm–8pm | 62.9% | 2.1% | 378 |
| 8pm–9pm | 64.5% | 1.5% | 520 |
| 9pm–10pm | 56.8% | 1.3% | 75 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on BWI to CLT
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 83.2% | +1.8 pts | 1.6% | 127 |
| Christmas & New Year (Dec 20 - Jan 3) | 77.7% | -3.7 pts | 0.0% | 257 |
| Summer peak (Jun 15 - Aug 15) | 69.7% | -11.8 pts | 3.3% | 1,182 |
| All other days | 81.5% | — | 1.4% | 4,680 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).