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Flight Reliability

B6 591 · JetBlue Airways

Boston → Tampa (BOS–TPA)

54
A Little Dicey
WanderNerd Reliability Score
64%
Arrive within 15 minutes
19 min
Average arrival delay
3.0%
Cancelled
2 min
Median arrival delay

Based on 296 historical flights. Data through May 2026.

What the data says

The 12–3 PM departure wins.

B6 591 departing between 12–3 PM arrived on time 76% of the time, versus 59% between 6–9 PM.

Thursdays have been rough.

B6 591 arrived on time 72% of the time on Wednesdays and just 52% on Thursdays. That gap is worth planning around.

Lagging the BOS–TPA route.

B6 591 arrived on time 64% of the time, versus 75% across the BOS–TPA route.

Lagging the JetBlue Airways network.

B6 591 arrived on time 64% of the time, versus 73% across the JetBlue Airways network.

The breakdown

On-time by weekday
  • Mon70%(40 flights)
  • Tue69%(36 flights)
  • Wed72%(39 flights)
  • Thu52%(44 flights)
  • Fri59%(44 flights)
  • Sat72%(39 flights)
  • Sun55%(44 flights)
On-time by departure window
  • 9 AM–12 PM—(2 flights)
  • 12–3 PM76%(50 flights)
  • 3–6 PM67%(66 flights)
  • 6–9 PM59%(168 flights)
On-time trend by month
58%
May

Jun 54% → May 58% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202554%28
July 202548%29
August 202567%30
September 202567%27
October 202563%24
November 202564%11
December 202573%15
January 202660%25
February 202667%21
March 202678%18
April 202678%27
May 202658%31
Departures on time
59%
Diverted
0.3%
Flights flown
286
Months covered
12

Same route, other flights

Keep nerding

Based on 296 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.