Best Time to Fly BWI to CLE: On-Time Stats by Hour & Airline
Baltimore/Washington International Thurgood Marshall → Cleveland-Hopkins International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 77.4% of Baltimore (BWI) to Cleveland (CLE) flights arrived on time (970 scheduled flights). That is in line with the national average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
September has been the best month (89% on time) and Thursday the weakest day of the week (72%).
1.6% of flights were cancelled, versus 1.8% nationally.
BWI to CLE 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 |
|---|---|---|---|---|
| Southwest Airlines | 77.4% | 54 min | 1.6% | 970 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly BWI to CLE
On-time arrival % by scheduled departure hour (local time), 1,904 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | Limited data | 1 | |
| 8am–9am | Limited data | 4 | |
| 9am–10am | 91.2% | 0.0% | 68 |
| 10am–11am | 86.2% | 0.3% | 297 |
| 11am–12pm | 81.3% | 0.4% | 231 |
| 12pm–1pm | 85.3% | 0.0% | 34 |
| 1pm–2pm | 93.1% | 1.0% | 104 |
| 2pm–3pm | 63.3% | 3.2% | 31 |
| 3pm–4pm | 91.4% | 0.0% | 35 |
| 4pm–5pm | 62.8% | 0.8% | 122 |
| 5pm–6pm | 76.8% | 0.7% | 139 |
| 6pm–7pm | 63.8% | 3.6% | 83 |
| 7pm–8pm | Limited data | 31 | |
| 8pm–9pm | 79.1% | 2.2% | 225 |
| 9pm–10pm | 67.1% | 2.0% | 251 |
| 10pm–11pm | 63.1% | 6.0% | 248 |
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 CLE
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) | 90.6% | +11.3 pts | 0.0% | 32 |
| Christmas & New Year (Dec 20 - Jan 3) | 76.1% | -3.2 pts | 2.9% | 69 |
| Summer peak (Jun 15 - Aug 15) | 61.5% | -17.9 pts | 4.7% | 362 |
| All other days | 79.3% | — | 1.2% | 1,441 |
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).