Best Time to Fly BWI to FLL: On-Time Stats by Hour & Airline
Baltimore/Washington International Thurgood Marshall → Fort Lauderdale-Hollywood International
Data through July 2026 · Last updated October 18, 2026
3,135 flights were scheduled from Baltimore (BWI) to Fort Lauderdale (FLL) in the last 12 months, and 75.4% of those that flew arrived on time, 2.2 points below the US average of 77.6%.
Among 4 airlines, Spirit Airlines led with 78.3% on time and Frontier Airlines was last with 55.8%.
Over 24 months, Tuesday was the most reliable day (86% on time) and June the worst month (68%).
The cancellation rate was 2.5% (US average 1.8%).
BWI to FLL 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 |
|---|---|---|---|---|
| Spirit Airlines | 78.3% | 62 min | 4.1% | 775 |
| Southwest Airlines | 76.0% | 55 min | 1.6% | 2,127 |
| JetBlue | 71.9% | 75 min | 4.5% | 67 |
| Frontier Airlines | 55.8% | 94 min | 6.0% | 166 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly BWI to FLL
On-time arrival % by scheduled departure hour (local time), 6,607 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 94.1% | 2.3% | 88 |
| 6am–7am | 90.4% | 1.9% | 1,129 |
| 7am–8am | 87.8% | 2.1% | 284 |
| 8am–9am | 84.2% | 2.0% | 587 |
| 9am–10am | 82.7% | 1.9% | 315 |
| 10am–11am | 75.8% | 3.6% | 361 |
| 11am–12pm | 80.7% | 1.8% | 339 |
| 12pm–1pm | 82.5% | 0.3% | 301 |
| 1pm–2pm | 75.4% | 1.4% | 359 |
| 2pm–3pm | 76.6% | 1.8% | 328 |
| 3pm–4pm | 65.1% | 2.7% | 225 |
| 4pm–5pm | 66.2% | 1.6% | 439 |
| 5pm–6pm | 63.5% | 1.7% | 410 |
| 6pm–7pm | 68.0% | 3.5% | 398 |
| 7pm–8pm | 72.8% | 0.8% | 396 |
| 8pm–9pm | 64.5% | 2.7% | 448 |
| 9pm–10pm | 66.4% | 3.3% | 151 |
| 10pm–11pm | 70.8% | 2.0% | 49 |
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 FLL
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) | 80.1% | +0.3 pts | 0.7% | 142 |
| Christmas & New Year (Dec 20 - Jan 3) | 62.3% | -17.5 pts | 3.4% | 295 |
| Summer peak (Jun 15 - Aug 15) | 68.0% | -11.9 pts | 3.7% | 1,016 |
| All other days | 79.8% | — | 1.6% | 5,154 |
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).