Des Moines (DSM) to Houston (IAH)
Flight time
≈ 2h 24m
Bearing
187° S
Des Moines (DSM) to Houston (IAH) is 804 miles (1,293 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies DSM–IAH
Filed traffic dataIn June 2026, United Airlines operated the most departures, one of 2 carriers flying nonstop DSM–IAH; the Embraer E175 was the most common aircraft at 50% of departures; flights ran 81% full.
Departures
120
June 2026
Seats
12,302
both directions
Passengers
9,960
both directions
Load factor
81.0%
RPM ÷ ASM
Who flies DSM–IAH?
United Airlines operated the most nonstop DSM–IAH departures in June 2026 (60), one of 2 carriers on the route.
- UA
60 departures · 8,042 seats
Share of departures50.0%78.4%
Load
- YV
60 departures · 4,260 seats
Share of departures50.0%85.8%
Load
What plane flies DSM–IAH?
In June 2026, the Embraer E175 flew 50% of DSM–IAH departures — more than any other aircraft type.
- Embraer E175
60 departures · 85.8% load
50.0% - Airbus A319
43 departures · 79.5% load
35.8% - Airbus A320
9 departures · 79.3% load
7.5% - Boeing 737-800
4 departures · 74.4% load
3.3% - Boeing 737-700
2 departures · 90.9% load
1.7% - Boeing 737-900ER
2 departures · 56.4% load
1.7%
How has DSM–IAH traffic changed?
Nonstop DSM–IAH departures fell from 122 in July 2025 to 120 in June 2026.
Monthly nonstop DSM–IAH traffic, trailing 12 months through June 2026. Bars scale to the busiest month; months with no filed service show as zero.
July 2025
122 departures · 10,231 passengers
83.9%
Load
August 2025
123 departures · 9,949 passengers
80.8%
Load
September 2025
121 departures · 8,783 passengers
71.3%
Load
October 2025
124 departures · 9,835 passengers
77.9%
Load
November 2025
115 departures · 8,695 passengers
74.0%
Load
December 2025
122 departures · 8,983 passengers
82.3%
Load
January 2026
120 departures · 10,691 passengers
78.6%
Load
February 2026
110 departures · 10,914 passengers
83.8%
Load
March 2026
116 departures · 10,384 passengers
79.8%
Load
April 2026
121 departures · 10,038 passengers
79.1%
Load
May 2026
123 departures · 9,701 passengers
75.5%
Load
June 2026
120 departures · 9,960 passengers
81.0%
Load
By direction
Each direction is filed separately — they rarely match.
DSM → IAH
83.0% full
60 departures · 5,092 passengers
IAH → DSM
79.0% full
60 departures · 4,868 passengers
Nonstop DSM–IAH traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through June 2026; filings from 2025. Public domain (US Government work).
The airports
Frequently asked
How far is Des Moines (DSM) from Houston (IAH)?
DSM to IAH is 804 miles (1,293 km / 698 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from DSM to IAH?
A nonstop covers the 804-mile great-circle distance in roughly 2h 24m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies DSM–IAH?
In June 2026, the Embraer E175 flew the largest share of departures (50.0%), followed by the Airbus A319 (35.8%).
What mileage do I earn flying DSM–IAH?
Distance-based programs credit off the 804-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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