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Flight Reliability

B6 516 · JetBlue Airways

Buffalo → Boston (BUF–BOS)99% of its flights flew this route. The rest (LAX–JFK) are included in these numbers.

52
A Little Dicey
WanderNerd Reliability Score
59%
Arrive within 15 minutes
27 min
Average arrival delay
1.7%
Cancelled
3 min
Median arrival delay

Based on 175 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

B6 516 departing between 3–6 PM arrived on time 81% of the time, versus 50% between 6–9 PM.

Thursdays have been rough.

B6 516 arrived on time 77% of the time on Saturdays and just 40% on Thursdays. That gap is worth planning around.

Well behind the BUF–BOS route.

B6 516 arrived on time 59% of the time, versus 75% across the BUF–BOS route.

Lagging the JetBlue Airways network.

B6 516 arrived on time 59% of the time, versus 73% across the JetBlue Airways network.

The breakdown

On-time by weekday
  • Mon68%(25 flights)
  • Tue65%(26 flights)
  • Wed71%(24 flights)
  • Thu40%(25 flights)
  • Fri52%(25 flights)
  • Sat77%(22 flights)
  • Sun44%(25 flights)
On-time by departure window
  • 12–3 PM72%(25 flights)
  • 3–6 PM81%(32 flights)
  • 6–9 PM50%(115 flights)
On-time trend by month
83%
May

Jun 70% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%30
July 202541%29
August 202571%31
September 202536%25
October 202548%23
May 202683%30
Departures on time
61%
Diverted
0%
Flights flown
172
Months covered
8

Same route, other flights

Keep nerding

Based on 175 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.