Buffalo (BUF) to Phoenix (PHX) flights

There were no regular nonstop flights from BUF to PHX in July 2026; the route was flown 197 times in the previous 12 months. The 1,912-mile flight takes about 4h 40m gate to gate.

From
BUF
Buffalo
Buffalo Niagara International Airport
To
PHX
Phoenix
Phoenix Sky Harbor International Airport
Distance
1,912 mi · 3,077 km
Flight time
4h 40m
Airlines
1
Seats filled
82%
Flights a week, July 2026
197 flights and 27,185 passengers in 12 months
PHXPHXBUF
Map data: Natural Earth. Lines follow the shortest (great-circle) path.

Airlines flying BUF to PHX

AirlineFlights a weekAircraftPassengers (12 months)Flight time
Southwest AirlinesSeasonal or endedn/aBoeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 727,1854h 40m

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

Is BUF to PHX on time?

From September 2025 to August 2026, 78% of 178 flights arrived within 15 minutes of schedule and 0.6% were cancelled. Flights leaving around 6am were the most punctual (92%), those around 5pm the least (46%). Most delay time was caused by late-arriving aircraft (58%).

AirlineFlightsOn timeAverage delayCancelled
Southwest Airlines17878%14 min0.6%

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
6am to 7am26
92%
12pm to 1pm17
82%
3pm to 4pm60
76%
4pm to 5pm37
84%
5pm to 6pm11
46%

Flights by month

MonthFlightsFlights, relativePassengers
August 202521
3,086
September 202521
2,907
October 202534
5,389
November 202530
3,791
December 202530
3,860
January 202614
1,864
February 202622
2,831
March 20262
244
April 20266
821
May 202610
1,379
June 20264
494
July 20263
519

Related

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