Houston (IAH) to Tucson (TUS)
Flight time
≈ 2h 40m
Bearing
283° W
Houston (IAH) to Tucson (TUS) is 934 miles (1,503 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
Look up a route, or build a trip
Change the airports, or add stops for a multi-leg trip.
What actually flies IAH–TUS
US DOT T-100 · filed dataIn April 2026, United Airlines operated the most departures, one of 3 carriers flying nonstop IAH–TUS; the Boeing 737-900 was the most common aircraft at 46% of departures; flights ran 75% full.
Departures
121
April 2026
Seats
16,046
both directions
Passengers
12,080
both directions
Load factor
75.3%
passengers ÷ seats
Who flies IAH–TUS?
United Airlines operated the most nonstop IAH–TUS departures in April 2026 (78), one of 3 carriers on the route.
- UA
United Airlines
78 departures · 13,008 seats
Share of departures64.5%73.8%
Load
- YV
Mesa Airlines
42 departures · 2,988 seats
Share of departures34.7%82.9%
Load
- OO
SkyWest Airlines
1 departures · 50 seats
Share of departures0.8%0.0%
Load
What plane flies IAH–TUS?
In April 2026, the Boeing 737-900 flew 46% of IAH–TUS departures — more than any other aircraft type.
- Boeing 737-900
56 departures · 73.4% load
46.3% - Embraer E175
42 departures · 82.9% load
34.7% - Airbus A319
18 departures · 76.4% load
14.9% - Boeing 737-900ER
4 departures · 71.8% load
3.3% - Bombardier CRJ-200
1 departures · 0.0% load
0.8%
How has IAH–TUS traffic changed?
Nonstop IAH–TUS departures rose from 118 in May 2025 to 121 in April 2026.
Monthly nonstop IAH–TUS traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
118 departures · 10,719 passengers
80.9%
Load
June 2025
113 departures · 7,350 passengers
87.2%
Load
July 2025
120 departures · 7,869 passengers
88.9%
Load
August 2025
124 departures · 8,131 passengers
87.5%
Load
September 2025
122 departures · 8,344 passengers
84.6%
Load
October 2025
126 departures · 10,704 passengers
87.6%
Load
November 2025
116 departures · 6,499 passengers
75.3%
Load
December 2025
127 departures · 7,753 passengers
82.6%
Load
January 2026
116 departures · 8,635 passengers
77.6%
Load
February 2026
108 departures · 11,221 passengers
79.1%
Load
March 2026
115 departures · 12,043 passengers
81.5%
Load
April 2026
121 departures · 12,080 passengers
75.3%
Load
By direction
The DOT files each direction separately — they rarely match.
IAH → TUS
69.2% full
61 departures · 5,565 passengers
TUS → IAH
81.5% full
60 departures · 6,515 passengers
Nonstop IAH–TUS 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 Tucson (TUS)?
IAH to TUS is 934 miles (1,503 km / 812 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from IAH to TUS?
A nonstop covers the 934-mile great-circle distance in roughly 2h 40m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies IAH–TUS?
In April 2026, the Boeing 737-900 flew the largest share of departures (46.3%), followed by the Embraer E175 (34.7%).
What mileage do I earn flying IAH–TUS?
Distance-based programs credit off the 934-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
Keep exploring
Every route below is its own page.
Other routes from IAH
Popular long-haul routes