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Flight Reliability

B6 247 · JetBlue Airways

Boston → Salt Lake City (BOS–SLC)

60
A Little Dicey
WanderNerd Reliability Score
66%
Arrive within 15 minutes
15 min
Average arrival delay
2.7%
Cancelled
9 min
Median arrival delay

Based on 146 historical flights. Data through May 2026.

What the data says

The late departure is the smart one here.

B6 247 departing between 6–9 PM arrived on time 68% of the time, versus 55% between 3–6 PM.

Sunday scaries are real for this one.

B6 247 arrived on time 92% of the time on Wednesdays and just 50% on Sundays. That gap is worth planning around.

Lagging the BOS–SLC route.

B6 247 arrived on time 66% of the time, versus 77% across the BOS–SLC route.

Lagging the JetBlue Airways network.

B6 247 arrived on time 66% of the time, versus 73% across the JetBlue Airways network.

The breakdown

On-time by weekday
  • Mon74%(23 flights)
  • Tue54%(13 flights)
  • Wed92%(13 flights)
  • Thu64%(22 flights)
  • Fri65%(23 flights)
  • Sat67%(24 flights)
  • Sun50%(24 flights)
On-time by departure window
  • 3–6 PM55%(29 flights)
  • 6–9 PM68%(113 flights)
On-time trend by month
50%
Mar

Jun 63% → Mar 50% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202563%19
July 202572%29
August 202574%23
November 202590%10
December 202571%14
February 202636%14
March 202650%26
Departures on time
66%
Diverted
0%
Flights flown
142
Months covered
9

Same route, other flights

Keep nerding

Based on 146 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.