Buffalo (BUF) to Phoenix (PHX)
Flight time
≈ 4h 37m
Bearing
261° W
Buffalo (BUF) to Phoenix (PHX) is 1,908 miles (3,070 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies BUF–PHX
Filed traffic dataIn May 2026, Southwest Airlines was the only carrier flying nonstop BUF–PHX; the Boeing 737 MAX 8 was the most common aircraft at 60% of departures; flights ran 84% full.
Departures
20
May 2026
Seats
3,462
both directions
Passengers
2,893
both directions
Load factor
83.6%
RPM ÷ ASM
Who flies BUF–PHX?
Southwest Airlines was the only carrier to fly nonstop BUF–PHX in May 2026 (20 departures).
- WN
20 departures · 3,462 seats
Share of departures100.0%83.6%
Load
What plane flies BUF–PHX?
In May 2026, the Boeing 737 MAX 8 flew 60% of BUF–PHX departures — more than any other aircraft type.
- Boeing 737 MAX 8
12 departures · 83.1% load
60.0% - Boeing 737-800
7 departures · 87.8% load
35.0% - Boeing 737-700
1 departures · 51.8% load
5.0%
How has BUF–PHX traffic changed?
Nonstop BUF–PHX departures fell from 52 in June 2025 to 20 in May 2026.
Monthly nonstop BUF–PHX traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
52 departures · 6,538 passengers
75.8%
Load
July 2025
54 departures · 7,312 passengers
81.2%
Load
August 2025
43 departures · 6,467 passengers
89.4%
Load
September 2025
42 departures · 6,100 passengers
86.0%
Load
October 2025
68 departures · 10,380 passengers
89.1%
Load
November 2025
60 departures · 8,107 passengers
80.7%
Load
December 2025
60 departures · 8,020 passengers
79.3%
Load
January 2026
27 departures · 3,436 passengers
74.2%
Load
February 2026
44 departures · 5,484 passengers
71.2%
Load
March 2026
4 departures · 537 passengers
76.7%
Load
April 2026
12 departures · 1,737 passengers
82.7%
Load
May 2026
20 departures · 2,893 passengers
83.6%
Load
By direction
Each direction is filed separately — they rarely match.
BUF → PHX
80.5% full
10 departures · 1,379 passengers
PHX → BUF
86.5% full
10 departures · 1,514 passengers
Nonstop BUF–PHX traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through May 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Buffalo (BUF) from Phoenix (PHX)?
BUF to PHX is 1,908 miles (3,070 km / 1,658 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from BUF to PHX?
A nonstop covers the 1,908-mile great-circle distance in roughly 4h 37m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies BUF–PHX?
In May 2026, the Boeing 737 MAX 8 flew the largest share of departures (60.0%), followed by the Boeing 737-800 (35.0%).
What mileage do I earn flying BUF–PHX?
Distance-based programs credit off the 1,908-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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