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.
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What actually flies IAH–TUS
Filed traffic dataIn May 2026, Mesa Airlines operated the most departures, one of 3 carriers flying nonstop IAH–TUS; the Embraer E175 was the most common aircraft at 66% of departures; flights ran 79% full.
Departures
125
May 2026
Seats
12,695
both directions
Passengers
9,993
both directions
Load factor
78.7%
RPM ÷ ASM
Who flies IAH–TUS?
Mesa Airlines operated the most nonstop IAH–TUS departures in May 2026 (83), one of 3 carriers on the route.
- YV
83 departures · 6,020 seats
Share of departures66.4%82.1%
Load
- UA
41 departures · 6,625 seats
Share of departures32.8%76.3%
Load
- OO
1 departures · 50 seats
Share of departures0.8%0.0%
Load
What plane flies IAH–TUS?
In May 2026, the Embraer E175 flew 66% of IAH–TUS departures — more than any other aircraft type.
- Embraer E175
83 departures · 82.1% load
66.4% - Boeing 737-900
19 departures · 71.9% load
15.2% - Airbus A319
12 departures · 85.0% load
9.6% - Boeing 737-800
6 departures · 75.0% load
4.8% - Boeing 737-900ER
4 departures · 80.2% load
3.2% - Bombardier CRJ-200
1 departures · 0.0% load
0.8%
How has IAH–TUS traffic changed?
Nonstop IAH–TUS departures rose from 113 in June 2025 to 125 in May 2026.
Monthly nonstop IAH–TUS traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
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
May 2026
125 departures · 9,993 passengers
78.7%
Load
By direction
Each direction is filed separately — they rarely match.
TUS → IAH
81.4% full
63 departures · 5,228 passengers
IAH → TUS
76.0% full
62 departures · 4,765 passengers
Nonstop IAH–TUS 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 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 May 2026, the Embraer E175 flew the largest share of departures (66.4%), followed by the Boeing 737-900 (15.2%).
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.
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