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Flight Reliability

B6 66 · JetBlue Airways

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and B6 66 moved between routes during this period. Numbers below combine all of them, so treat them as background, not a verdict. For a cleaner answer, check the route you are actually flying.

Combined across all its routes

82%
Arrive within 15 minutes
13 min
Average arrival delay
2.4%
Cancelled
12 min early
Median arrival delay

Based on 286 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(40 flights)
  • Tue87%(38 flights)
  • Wed82%(38 flights)
  • Thu79%(38 flights)
  • Fri86%(42 flights)
  • Sat87%(38 flights)
  • Sun76%(45 flights)
On-time by departure window
  • 3–6 AM—(1 flights)
  • 6–9 AM90%(125 flights)
  • 9 PM–12 AM77%(153 flights)
On-time trend by month
89%
May

Jun 62% → May 89% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202562%29
July 202570%30
August 202594%31
September 202576%25
October 202570%20
December 202592%12
January 202689%27
February 202692%26
March 202687%30
April 202693%28
May 202689%18
Departures on time
78%
Diverted
0%
Flights flown
279
Months covered
12

Keep nerding

Based on 286 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.