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Flight Reliability

B6 19 · JetBlue Airways

Boston → San Diego (BOS–SAN)100% of its flights flew this route. The rest (BOS–JFK) are included in these numbers.

76
Usually Fine
WanderNerd Reliability Score
78%
Arrive within 15 minutes
4 min
Average arrival delay
2.4%
Cancelled
6 min early
Median arrival delay

Based on 207 historical flights. Data through May 2026.

What the data says

Wednesdays have been rough.

B6 19 arrived on time 86% of the time on Saturdays and just 70% on Wednesdays. That gap is worth planning around.

A bit ahead of the JetBlue Airways network.

B6 19 arrived on time 78% of the time, versus 73% across the JetBlue Airways network.

Ticking up lately.

B6 19 arrived on time 80% of the time over the last three months in the data, compared with 73% in the three months before that.

The breakdown

On-time by weekday
  • Mon75%(28 flights)
  • Tue70%(30 flights)
  • Wed70%(30 flights)
  • Thu75%(28 flights)
  • Fri86%(28 flights)
  • Sat86%(29 flights)
  • Sun83%(29 flights)
On-time by departure window
  • 9 AM–12 PM—(1 flights)
  • 3–6 PM78%(201 flights)
On-time trend by month
85%
May

Nov 86% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
November 202586%29
December 202573%30
January 202679%29
February 202665%26
March 202681%31
April 202673%30
May 202685%20
Departures on time
73%
Diverted
0%
Flights flown
202
Months covered
9

Same route, other flights

Keep nerding

Based on 207 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.