Best Time to Fly FLL to BWI: On-Time Stats by Hour & Airline
Fort Lauderdale-Hollywood International → Baltimore/Washington International Thurgood Marshall
Data through July 2026 · Last updated October 18, 2026
3,118 flights were scheduled from Fort Lauderdale (FLL) to Baltimore (BWI) in the last 12 months, and 72.2% of those that flew arrived on time, 5.4 points below the US average of 77.6%.
Among 4 airlines, Southwest Airlines led with 73.9% on time and JetBlue was last with 41.5%.
Over 24 months, Wednesday was the most reliable day (83% on time) and July the worst month (61%).
The cancellation rate was 2.9% (US average 1.8%).
FLL 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 | 73.9% | 56 min | 2.1% | 2,108 |
| Spirit Airlines | 70.9% | 66 min | 4.1% | 774 |
| Frontier Airlines | 68.5% | 88 min | 4.8% | 167 |
| JetBlue | 41.5% | 58 min | 5.8% | 69 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly FLL to BWI
On-time arrival % by scheduled departure hour (local time), 6,591 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 91.9% | 3.0% | 166 |
| 6am–7am | 90.9% | 2.5% | 632 |
| 7am–8am | 90.4% | 1.9% | 520 |
| 8am–9am | 90.8% | 1.3% | 454 |
| 9am–10am | 84.1% | 1.1% | 281 |
| 10am–11am | 84.3% | 1.2% | 328 |
| 11am–12pm | 84.7% | 0.8% | 259 |
| 12pm–1pm | 76.3% | 1.4% | 420 |
| 1pm–2pm | 75.2% | 1.8% | 280 |
| 2pm–3pm | 67.8% | 4.4% | 341 |
| 3pm–4pm | 67.4% | 0.7% | 278 |
| 4pm–5pm | 63.4% | 2.5% | 444 |
| 5pm–6pm | 58.2% | 2.1% | 436 |
| 6pm–7pm | 60.8% | 2.6% | 304 |
| 7pm–8pm | 62.2% | 2.4% | 409 |
| 8pm–9pm | 72.3% | 1.0% | 493 |
| 9pm–10pm | 60.2% | 5.7% | 478 |
| 10pm–11pm | 73.1% | 1.5% | 68 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on FLL 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) | 83.3% | +5.2 pts | 1.4% | 140 |
| Christmas & New Year (Dec 20 - Jan 3) | 61.3% | -16.8 pts | 3.4% | 294 |
| Summer peak (Jun 15 - Aug 15) | 63.9% | -14.3 pts | 3.1% | 1,008 |
| All other days | 78.1% | — | 2.0% | 5,149 |
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).