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Route Reliability

Boston → Buffalo

BOS–BUF · 395 miles · Boston Logan International Airport to Buffalo Niagara International Airport

76
Usually Fine
WanderNerd Reliability Score
75%
Arrive within 15 minutes
8 min
Average arrival delay
1.9%
Cancelled
1,168
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.American Airlines84%202 flights
  2. 2.JetBlue Airways74%966 flights

What the data says

Morning flights do better here.

BOS–BUF flights departing between 6–9 AM arrived on time 86% of the time, versus 63% between 6–9 PM.

Friday is doing you no favors.

BOS–BUF flights arrived on time 82% of the time on Saturdays. On Fridays: 68%.

American Airlines runs this route best.

American Airlines arrived on time 84% of the time on this route; JetBlue Airways managed 74%.

Trending in the right direction.

BOS–BUF flights arrived on time 78% of the time over the last three months in the data, compared with 61% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon76%(169 flights)
  • Tue81%(152 flights)
  • Wed80%(155 flights)
  • Thu70%(178 flights)
  • Fri68%(171 flights)
  • Sat82%(137 flights)
  • Sun73%(184 flights)
On-time by departure window
  • 6–9 AM86%(191 flights)
  • 9 AM–12 PM83%(268 flights)
  • 12–3 PM85%(116 flights)
  • 3–6 PM70%(271 flights)
  • 6–9 PM63%(291 flights)
  • 9 PM–12 AM—(9 flights)
On-time trend by month
87%
May

Jun 76% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202576%102
July 202570%122
August 202587%123
September 202571%86
October 202577%104
November 202579%84
December 202553%66
January 202658%45
February 202671%35
March 202670%109
April 202678%105
May 202687%165

Keep nerding

Based on 1,168 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.