Houston to Phoenix (IAH-PHX): nonstop upgrade & award space

United Airlines, American Airlines, and Frontier Airlines fly nonstop between Houston (IAH) and Phoenix (PHX), roughly 73 times a week. With United Airlines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. 2LNR tracks confirmed upgrade and award space on American Airlines, on every IAH to PHX departure, so you know which flights have space before you book.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

See IAH to PHX on the interactive map Get started free
73
Nonstop flights a week
1,008 mi
Nonstop distance
Free
To get started

Houston to Phoenix flight schedule

Scheduled nonstop departures for IAH to PHX, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Houston (IAH) to Phoenix (PHX)
Date Flight Airline Departs IAH Arrives PHX Duration Aircraft
AA 3424American Airlines08:1509:052h 50mE75
UA 1895United Airlines09:3010:222h 52m739
F9 1703Frontier Airlines11:5912:422h 43m32Q
UA 1238United Airlines14:2015:102h 50m7M8
UA 1798United Airlines14:2015:162h 56m739
AA 3966American Airlines15:0515:562h 51mE75
UA 2078United Airlines19:5720:532h 56m739
UA 1895United Airlines09:3010:222h 52m739
F9 1703Frontier Airlines12:0512:492h 44m32Q
AA 2357American Airlines14:1915:072h 48m320
UA 1238United Airlines14:2015:102h 50m7M8
UA 1798United Airlines14:2015:162h 56m739
UA 2078United Airlines19:5720:532h 56m739
F9 4181Frontier Airlines21:4722:442h 57m321
UA 1895United Airlines09:3010:222h 52m739
F9 1703Frontier Airlines12:0512:492h 44m32Q
AA 2357American Airlines14:1915:072h 48m320
UA 1238United Airlines14:2015:102h 50m7M8
UA 1798United Airlines14:2015:162h 56m7M8
UA 1448United Airlines17:0017:562h 56m739
UA 363United Airlines17:0017:562h 56m739
AA 4153American Airlines17:5018:462h 56mE75
UA 2078United Airlines19:5720:532h 56m739
F9 4181Frontier Airlines21:4722:442h 57m321
AA 3750American Airlines08:1509:112h 56mE75
UA 1895United Airlines09:3010:222h 52m739
F9 1703Frontier Airlines12:0512:492h 44m32Q
UA 1238United Airlines14:2015:102h 50m7M8
UA 1798United Airlines14:2015:162h 56m7M8
AA 2357American Airlines14:2115:102h 49m320
UA 1448United Airlines17:0017:562h 56m739
UA 363United Airlines17:0017:562h 56m739
UA 2078United Airlines19:5720:532h 56m739
UA 4017United Airlines19:5721:023h 5mE7W
F9 4181Frontier Airlines22:5923:522h 53m32N
AA 3750American Airlines08:1509:112h 56mE75
UA 1895United Airlines09:3010:222h 52m739
F9 1703Frontier Airlines12:0512:492h 44m32Q
AA 2357American Airlines14:1915:072h 48m320
UA 1798United Airlines14:2015:162h 56m7M8

Showing the first 40 of 64 scheduled IAH to PHX departures across the next 7 days with service. Every remaining date is on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every IAH to PHX date on the interactive map

Confirmed upgrade & award space on IAH to PHX departures

2LNR tracks confirmed upgrade and award space on American Airlines, segment by segment and date by date. Open the calendar for Houston to Phoenix to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each IAH to PHX departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See IAH to PHX on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Houston to Phoenix nonstop

Carriers operating IAH to PHX nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See IAH to PHX on the interactive map →

Frequently asked questions about IAH to PHX

How far is Phoenix from Houston?
IAH to PHX covers about 1,008 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from IAH to PHX?
United Airlines, American Airlines, and Frontier Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines.
How many flights a week are there from IAH to PHX?
About 73 nonstop flights a week run between Houston and Phoenix in the current schedule, operated by United Airlines, American Airlines, and Frontier Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from IAH to PHX depart?
Scheduled IAH to PHX nonstops in the next 7 days with service leave between 08:15 and 22:59, local time at Houston. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on IAH to PHX?
Open the IAH to PHX route on the interactive map or the matrix to see confirmed upgrade and award space by date on American Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss IAH to PHX upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

Get started free