Phoenix (PHX) to Buffalo (BUF) flights

There were no regular nonstop flights from PHX to BUF in July 2026; the route was flown 197 times in the previous 12 months. The 1,912-mile flight takes about 3h 57m gate to gate.

From
PHX
Phoenix
Phoenix Sky Harbor International Airport
To
BUF
Buffalo
Buffalo Niagara International Airport
Distance
1,912 mi · 3,077 km
Flight time
3h 57m
Airlines
1
Seats filled
83%
Flights a week, July 2026
197 flights and 28,080 passengers in 12 months
BUFBUFPHX
Map data: Natural Earth. Lines follow the shortest (great-circle) path.

Airlines flying PHX to BUF

AirlineFlights a weekAircraftPassengers (12 months)Flight time
Southwest AirlinesSeasonal or endedn/aBoeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 728,0803h 57m

Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.

Is PHX to BUF on time?

From September 2025 to August 2026, 76% of 178 flights arrived within 15 minutes of schedule and 1.1% were cancelled. Flights leaving around 8am were the most punctual (91%), those around 11am the least (65%). Most delay time was caused by late-arriving aircraft (46%).

AirlineFlightsOn timeAverage delayCancelled
Southwest Airlines17876%11 min1.1%

Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.

On-time arrivals by departure time

Scheduled departureFlightsOn time, relativeOn time
8am to 9am21
91%
9am to 10am62
67%
11am to 12pm18
65%
1pm to 2pm17
71%
3pm to 4pm24
75%
4pm to 5pm15
80%

Flights by month

MonthFlightsFlights, relativePassengers
August 202522
3,381
September 202521
3,193
October 202534
4,991
November 202530
4,316
December 202530
4,160
January 202613
1,572
February 202622
2,653
March 20262
293
April 20266
916
May 202610
1,514
June 20264
631
July 20264
608

Related

Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.