B6678

B6678 (JetBlue Airways) is a multi-stop service on 2 routes, busiest Jacksonville to New York. Of 658 departures recorded from October 2024 to July 2026, 75.0% left on time, according to the US BTS.

Recorded departures by month

All legs under this number combined; see the leg table.

The most recent periods19 periods
PeriodDepartures 2025Departures 2026Change vs last year
January31310.0%
February28280.0%
March31310.0%
April30300.0%
May31310.0%
June30300.0%
July31310.0%
August31––
September30––
October31–in progress
November30––
December31––
Year to date (Jan–Jul)2122120.0%

according to the US BTS · October 2024 → July 2026

On-time departures by month

All legs combined

On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.

The most recent periods19 periods
PeriodOn time 2025On time 2026Change vs last year
January60.0%75.9%▲ 26.4%
February67.9%88.0%▲ 29.7%
March83.9%90.3%▲ 7.7%
April90.0%90.0%0.0%
May74.2%83.9%▲ 13.0%
June80.0%51.7%▼ 35.4%
July64.5%50.0%▼ 22.5%
August80.7%––
September69.0%––
October58.1%–in progress
November76.7%––
December70.4%––
Year-to-date average (Jan–Jul)74.3%75.7%▲ 1.8%

according to the US BTS · October 2024 → July 2026

Average departure delay by month

All legs combined

according to the US BTS · October 2024 → July 2026

Cancelled departures by month

All legs combined
The most recent periods19 periods
PeriodCancelled 2025Cancelled 2026Change vs last year
January12▲ 100.0%
February03–
March00–
April00–
May00–
June01–
July013–
August0––
September1––
October0–in progress
November0––
December4––
Year to date (Jan–Jul)119▲ 1,800.0%

according to the US BTS · October 2024 → July 2026

This is not a forecast

This is a historical record of departures already flown, not a forecast for your flight.

This number flies several legs

Several legs: the headline figure averages all of them. See the leg table.

Cancellation share

  • Not cancelled 96.2% 633
  • Cancelled 3.8% 25

Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026

On time, leg by leg

  1. JAX–JFK575 75.6%
  2. JFK–JAX83 71.1%

Departures within 15 minutes of schedule; small figure = departures recorded.

Legs flown under this number

2
RoutesDistance (km)Avg delay On timeDepartures
JAX JFK Jacksonville International Airport – John F. Kennedy International Airport 1,335 18.2 min 75.6% 575
JFK JAX John F. Kennedy International Airport – Jacksonville International Airport 1,335 18.3 min 71.1% 83
Monthly figures
PeriodDepartures With departure delay recordedOn time Cancelled
October 2024 20 20 80.0% 0
November 2024 30 30 93.3% 0
December 2024 31 31 64.5% 0
January 2025 31 30 60.0% 1
February 2025 28 28 67.9% 0
March 2025 31 31 83.9% 0
April 2025 30 30 90.0% 0
May 2025 31 31 74.2% 0
June 2025 30 30 80.0% 0
July 2025 31 31 64.5% 0
August 2025 31 31 80.7% 0
September 2025 30 29 69.0% 1
October 2025 31 31 58.1% 0
November 2025 30 30 76.7% 0
December 2025 31 27 70.4% 4
January 2026 31 29 75.9% 2
February 2026 28 25 88.0% 3
March 2026 31 31 90.3% 0
April 2026 30 30 90.0% 0
May 2026 31 31 83.9% 0
June 2026 30 29 51.7% 1
July 2026 31 18 50.0% 13

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