Flight Reliability
B6 379 · JetBlue Airways
Washington → Fort Lauderdale (DCA–FLL)
74
Usually Fine
WanderNerd Reliability Score
- 78%
- Arrive within 15 minutes
- 8 min
- Average arrival delay
- 2.8%
- Cancelled
- 2 min early
- Median arrival delay
Based on 356 historical flights. Data through May 2026.
What the data says
Tuesday is the weak spot.
B6 379 arrived on time 84% of the time on Wednesdays. On Tuesdays: 71%.
Better than the DCA–FLL route average.
B6 379 arrived on time 78% of the time, versus 69% across the DCA–FLL route.
A bit ahead of the JetBlue Airways network.
B6 379 arrived on time 78% of the time, versus 73% across the JetBlue Airways network.
Trending in the right direction.
B6 379 arrived on time 77% of the time over the last three months in the data, compared with 62% in the three months before that.
The breakdown
- Mon75%(48 flights)
- Tue71%(45 flights)
- Wed84%(49 flights)
- Thu77%(51 flights)
- Fri82%(50 flights)
- Sat80%(50 flights)
- Sun77%(52 flights)
87%
May
Jun 79% → May 87% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 79% | 29 |
| July 2025 | 100% | 28 |
| August 2025 | 77% | 30 |
| September 2025 | 91% | 23 |
| October 2025 | 90% | 31 |
| November 2025 | 79% | 29 |
| December 2025 | 73% | 30 |
| January 2026 | 71% | 28 |
| February 2026 | 42% | 26 |
| March 2026 | 68% | 31 |
| April 2026 | 76% | 29 |
| May 2026 | 87% | 31 |
- Departures on time
- 87%
- Diverted
- 0.3%
- Flights flown
- 345
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 356 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.