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Flight Reliability

B6 678 · JetBlue Airways

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and B6 678 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

76%
Arrive within 15 minutes
8 min
Average arrival delay
2.7%
Cancelled
6 min early
Median arrival delay

Based on 365 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon75%(48 flights)
  • Tue78%(51 flights)
  • Wed81%(52 flights)
  • Thu77%(52 flights)
  • Fri80%(51 flights)
  • Sat77%(51 flights)
  • Sun65%(48 flights)
On-time by departure window
  • 9 AM–12 PM80%(274 flights)
  • 12–3 PM75%(16 flights)
  • 3–6 PM59%(63 flights)
On-time trend by month
84%
May

Jun 73% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%30
July 202561%31
August 202587%30
September 202572%29
October 202548%31
November 202573%30
December 202574%27
January 202679%29
February 202684%25
March 202690%30
April 202690%30
May 202684%31
Departures on time
77%
Diverted
0.5%
Flights flown
353
Months covered
12

Keep nerding

Based on 365 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.