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Flight Reliability

B6 143 · JetBlue Airways

Newark → West Palm Beach (EWR–PBI)

72
Usually Fine
WanderNerd Reliability Score
76%
Arrive within 15 minutes
9 min
Average arrival delay
3.0%
Cancelled
9 min early
Median arrival delay

Based on 301 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

B6 143 departing between 3–6 PM arrived on time 83% of the time, versus 58% between 9 AM–12 PM.

Saturdays have been rough.

B6 143 arrived on time 92% of the time on Tuesdays and just 64% on Saturdays. That gap is worth planning around.

Keep a backup plan handy.

B6 143 was cancelled 3.0% of the time. Typical for U.S. flights is around 1–2%.

Trending in the right direction.

B6 143 arrived on time 90% of the time over the last three months in the data, compared with 68% in the three months before that.

The breakdown

On-time by weekday
  • Mon84%(43 flights)
  • Tue92%(39 flights)
  • Wed73%(41 flights)
  • Thu71%(42 flights)
  • Fri81%(41 flights)
  • Sat64%(42 flights)
  • Sun68%(44 flights)
On-time by departure window
  • 3–6 AM—(1 flights)
  • 6–9 AM83%(175 flights)
  • 9 AM–12 PM58%(19 flights)
  • 3–6 PM83%(12 flights)
  • 6–9 PM66%(85 flights)
On-time trend by month
87%
May

Jun 68% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202568%25
July 202550%28
August 202577%31
November 202583%29
December 202573%30
January 202672%29
February 202658%24
March 202696%28
April 202687%30
May 202687%31
Departures on time
81%
Diverted
0%
Flights flown
292
Months covered
12

Same route, other flights

Keep nerding

Based on 301 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.