Best Time to Fly CLE to BWI: On-Time Stats by Hour & Airline
Cleveland-Hopkins International → Baltimore/Washington International Thurgood Marshall
Data through July 2026 · Last updated October 18, 2026
970 flights were scheduled from Cleveland (CLE) to Baltimore (BWI) in the last 12 months, and 85.2% of those that flew arrived on time, 7.6 points above the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
Over 24 months, Wednesday was the most reliable day (89% on time) and July the worst month (82%).
The cancellation rate was 1.2% (US average 1.8%).
CLE to BWI 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 | 85.2% | 52 min | 1.2% | 970 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly CLE to BWI
On-time arrival % by scheduled departure hour (local time), 1,904 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 97.3% | 0.9% | 444 |
| 6am–7am | 94.3% | 0.4% | 231 |
| 7am–8am | Limited data | 29 | |
| 8am–9am | 97.3% | 0.0% | 37 |
| 10am–11am | 94.0% | 0.6% | 169 |
| 11am–12pm | 91.0% | 0.0% | 133 |
| 12pm–1pm | 86.3% | 0.0% | 51 |
| 1pm–2pm | 82.9% | 1.2% | 83 |
| 2pm–3pm | 86.7% | 1.3% | 76 |
| 3pm–4pm | 87.6% | 1.3% | 156 |
| 4pm–5pm | 69.8% | 1.9% | 209 |
| 5pm–6pm | 67.1% | 2.6% | 227 |
| 6pm–7pm | 70.6% | 3.8% | 53 |
| 7pm–8pm | Limited data | 6 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on CLE to BWI
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) | 87.5% | -0.4 pts | 0.0% | 32 |
| Christmas & New Year (Dec 20 - Jan 3) | 83.8% | -4.1 pts | 0.0% | 68 |
| Summer peak (Jun 15 - Aug 15) | 81.6% | -6.3 pts | 2.2% | 362 |
| All other days | 87.9% | — | 1.0% | 1,442 |
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).