Skip to content
WanderNerd
Check a flight

Flight Reliability

B6 618 · JetBlue Airways

New York → Boston (JFK–BOS)

34
Bring Snacks
WanderNerd Reliability Score
59%
Arrive within 15 minutes
30 min
Average arrival delay
5.9%
Cancelled
5 min
Median arrival delay

Based on 338 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

B6 618 departing between 3–6 PM arrived on time 60% of the time, versus 50% between 6–9 PM.

Friday is doing you no favors.

B6 618 arrived on time 75% of the time on Saturdays and just 47% on Fridays. That gap is worth planning around.

Lagging the JFK–BOS route.

B6 618 arrived on time 59% of the time, versus 74% across the JFK–BOS route.

Lagging the JetBlue Airways network.

B6 618 arrived on time 59% of the time, versus 73% across the JetBlue Airways network.

The breakdown

On-time by weekday
  • Mon59%(44 flights)
  • Tue61%(46 flights)
  • Wed61%(46 flights)
  • Thu55%(42 flights)
  • Fri47%(47 flights)
  • Sat75%(48 flights)
  • Sun58%(45 flights)
On-time by departure window
  • 12–3 PM—(3 flights)
  • 3–6 PM60%(303 flights)
  • 6–9 PM50%(12 flights)
On-time trend by month
81%
May

Jun 45% → May 81% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202545%29
July 202552%23
August 202577%31
September 202536%28
October 202537%30
November 202560%25
December 202550%30
January 202676%29
February 202667%12
March 202660%20
April 202673%30
May 202681%31
Departures on time
54%
Diverted
0%
Flights flown
318
Months covered
12

Same route, other flights

Keep nerding

Based on 338 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.