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Flight Reliability

B6 378 · JetBlue Airways

San Francisco → Fort Lauderdale (SFO–FLL)

84
Pretty Reliable
WanderNerd Reliability Score
77%
Arrive within 15 minutes
10 min
Average arrival delay
0%
Cancelled
3 min early
Median arrival delay

Based on 363 historical flights. Data through May 2026.

What the data says

Sunday scaries are real for this one.

B6 378 arrived on time 81% of the time on Fridays. On Sundays: 72%.

A bit behind the SFO–FLL route.

B6 378 arrived on time 77% of the time, versus 82% across the SFO–FLL route.

A bit ahead of the JetBlue Airways network.

B6 378 arrived on time 77% of the time, versus 73% across the JetBlue Airways network.

It basically never cancels.

Out of 363 scheduled flights, only 0.0% were cancelled.

The breakdown

On-time by weekday
  • Mon73%(52 flights)
  • Tue77%(52 flights)
  • Wed78%(50 flights)
  • Thu77%(51 flights)
  • Fri81%(52 flights)
  • Sat81%(52 flights)
  • Sun72%(53 flights)
On-time by departure window
  • 9 AM–12 PM78%(157 flights)
  • 9 PM–12 AM76%(205 flights)
On-time trend by month
74%
May

Jun 87% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202587%30
July 202565%31
August 202587%31
September 202583%29
October 202581%31
November 202579%28
December 202581%31
January 202681%31
February 202671%28
March 202648%31
April 202687%30
May 202674%31
Departures on time
81%
Diverted
0.3%
Flights flown
362
Months covered
12

Same route, other flights

Keep nerding

Based on 363 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.