Houston (IAH) to Phoenix (PHX)
Flight time
≈ 2h 49m
Bearing
288° W
Houston (IAH) to Phoenix (PHX) is 1,007 miles (1,620 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies IAH–PHX
US DOT T-100 · filed dataIn April 2026, United Airlines operated the most departures, one of 4 carriers flying nonstop IAH–PHX; the Boeing 737-900 was the most common aircraft at 25% of departures; flights ran 80% full.
Departures
493
April 2026
Seats
76,933
both directions
Passengers
61,842
both directions
Load factor
80.4%
passengers ÷ seats
Who flies IAH–PHX?
United Airlines operated the most nonstop IAH–PHX departures in April 2026 (291), one of 4 carriers on the route.
- UA
United Airlines
291 departures · 52,063 seats
Share of departures59.0%79.0%
Load
- AA
American Airlines
108 departures · 14,154 seats
Share of departures21.9%80.8%
Load
- OO
SkyWest Airlines
62 departures · 4,580 seats
Share of departures12.6%88.5%
Load
- F9
Frontier Airlines
32 departures · 6,136 seats
Share of departures6.5%85.6%
Load
What plane flies IAH–PHX?
In April 2026, the Boeing 737-900 flew 25% of IAH–PHX departures — more than any other aircraft type.
- Boeing 737-900
122 departures · 82.2% load
24.8% - Boeing 737 MAX 9
95 departures · 75.0% load
19.3% - Airbus A319
93 departures · 82.0% load
18.9% - Boeing 737-900ER
72 departures · 78.8% load
14.6% - Bombardier CRJ-900
48 departures · 89.3% load
9.7% - Airbus A320neo
24 departures · 86.3% load
4.9% - Airbus A320
17 departures · 75.2% load
3.5% - Bombardier CRJ-700
12 departures · 83.7% load
2.4% - Airbus A321neo
4 departures · 90.8% load
0.8% - Boeing 737-800
2 departures · 74.1% load
0.4% - Airbus A321
2 departures · 73.5% load
0.4% - Embraer E175
2 departures · 93.4% load
0.4%
How has IAH–PHX traffic changed?
Nonstop IAH–PHX departures fell from 607 in May 2025 to 493 in April 2026.
Monthly nonstop IAH–PHX traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
607 departures · 68,401 passengers
76.8%
Load
June 2025
424 departures · 56,207 passengers
85.6%
Load
July 2025
421 departures · 54,561 passengers
82.0%
Load
August 2025
388 departures · 46,685 passengers
74.2%
Load
September 2025
378 departures · 50,532 passengers
79.1%
Load
October 2025
507 departures · 70,158 passengers
81.0%
Load
November 2025
524 departures · 65,580 passengers
75.8%
Load
December 2025
539 departures · 69,586 passengers
81.8%
Load
January 2026
500 departures · 64,460 passengers
79.8%
Load
February 2026
486 departures · 62,953 passengers
81.9%
Load
March 2026
594 departures · 77,153 passengers
83.4%
Load
April 2026
493 departures · 61,842 passengers
80.4%
Load
By direction
The DOT files each direction separately — they rarely match.
PHX → IAH
81.4% full
247 departures · 31,401 passengers
IAH → PHX
79.3% full
246 departures · 30,441 passengers
Nonstop IAH–PHX traffic has been filed with the US DOT since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through April 2026; filings from 2025. Public domain (US Government work). The DOT publishes roughly three months in arrears.
The airports
Frequently asked
How far is Houston (IAH) from Phoenix (PHX)?
IAH to PHX is 1,007 miles (1,620 km / 875 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from IAH to PHX?
A nonstop covers the 1,007-mile great-circle distance in roughly 2h 49m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies IAH–PHX?
In April 2026, the Boeing 737-900 flew the largest share of departures (24.8%), followed by the Boeing 737 MAX 9 (19.3%).
What mileage do I earn flying IAH–PHX?
Distance-based programs credit off the 1,007-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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