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Route Reliability

New York → Buffalo

LGA–BUF · 292 miles · LaGuardia Airport to Buffalo Niagara International Airport

59
A Little Dicey
WanderNerd Reliability Score
76%
Arrive within 15 minutes
7 min
Average arrival delay
6.1%
Cancelled
2,302
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.Delta Air Lines80%1,312 flights
  2. 2.American Airlines72%990 flights

What the data says

Morning flights do better here.

LGA–BUF flights departing between 6–9 AM arrived on time 88% of the time, versus 67% between 9 PM–12 AM.

Sunday scaries are real for this one.

LGA–BUF flights arrived on time 83% of the time on Saturdays and just 67% on Sundays. That gap is worth planning around.

Delta Air Lines runs this route best.

Delta Air Lines arrived on time 80% of the time on this route; American Airlines managed 72%.

Keep a backup plan handy.

This route was cancelled 6.1% of the time. Typical for U.S. flights is around 1–2%.

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
  • Mon77%(326 flights)
  • Tue76%(341 flights)
  • Wed80%(341 flights)
  • Thu74%(332 flights)
  • Fri78%(334 flights)
  • Sat83%(175 flights)
  • Sun67%(311 flights)
On-time by departure window
  • 6–9 AM88%(304 flights)
  • 9 AM–12 PM80%(359 flights)
  • 12–3 PM79%(446 flights)
  • 3–6 PM73%(464 flights)
  • 6–9 PM74%(203 flights)
  • 9 PM–12 AM67%(384 flights)
On-time trend by month
79%
May

Jun 67% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%192
July 202578%168
August 202587%188
September 202589%186
October 202570%197
November 202570%174
December 202568%150
January 202678%166
February 202678%160
March 202675%175
April 202675%196
May 202679%208

Same trip, other airports

Keep nerding

Based on 2,302 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.