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Flight Reliability

B6 677 · JetBlue Airways

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and B6 677 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

72%
Arrive within 15 minutes
12 min
Average arrival delay
5.4%
Cancelled
5 min early
Median arrival delay

Based on 351 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon72%(46 flights)
  • Tue80%(44 flights)
  • Wed76%(45 flights)
  • Thu67%(49 flights)
  • Fri76%(50 flights)
  • Sat75%(48 flights)
  • Sun63%(48 flights)
On-time by departure window
  • 6–9 AM84%(192 flights)
  • 9 AM–12 PM—(3 flights)
  • 12–3 PM56%(135 flights)
On-time trend by month
94%
May

Jun 61% → May 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202561%28
July 202536%22
August 202565%31
September 202566%29
October 202548%29
November 202574%23
December 202564%28
January 202672%29
February 202692%25
March 2026100%25
April 202693%30
May 202694%31
Departures on time
77%
Diverted
0.6%
Flights flown
330
Months covered
12

Keep nerding

Based on 351 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.