Detroit (DTW) to Houston (IAH)
Flight time
≈ 2h 57m
Bearing
222° SW
Detroit (DTW) to Houston (IAH) is 1,076 miles (1,731 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies DTW–IAH
Filed traffic dataIn May 2026, Delta Air Lines operated the most departures, one of 6 carriers flying nonstop DTW–IAH; the Airbus A319 was the most common aircraft at 28% of departures; flights ran 81% full.
Departures
473
May 2026
Seats
65,196
both directions
Passengers
52,907
both directions
Load factor
81.2%
RPM ÷ ASM
Who flies DTW–IAH?
Delta Air Lines operated the most nonstop DTW–IAH departures in May 2026 (235), one of 6 carriers on the route.
- DL
235 departures · 33,646 seats
Share of departures49.7%83.7%
Load
- YV
111 departures · 8,286 seats
Share of departures23.5%90.9%
Load
- UA
62 departures · 8,860 seats
Share of departures13.1%71.2%
Load
- F9
58 departures · 13,718 seats
Share of departures12.3%75.1%
Load
- OO
6 departures · 456 seats
Share of departures1.3%86.4%
Load
- NK
1 departures · 230 seats
Share of departures0.2%91.7%
Load
What plane flies DTW–IAH?
In May 2026, the Airbus A319 flew 28% of DTW–IAH departures — more than any other aircraft type.
- Airbus A319
131 departures · 86.9% load
27.7% - Embraer E175
117 departures · 90.6% load
24.7% - Airbus A320
104 departures · 80.1% load
22.0% - Airbus A321neo
51 departures · 74.9% load
10.8% - Boeing 737-700
37 departures · 78.1% load
7.8% - Boeing 737 MAX 8
9 departures · 61.7% load
1.9% - Boeing 737-800
8 departures · 73.9% load
1.7% - Airbus A321
5 departures · 88.8% load
1.1% - Boeing 737 MAX 9
4 departures · 57.3% load
0.9% - Boeing 737-900ER
4 departures · 60.6% load
0.9% - Airbus A320neo
3 departures · 59.3% load
0.6%
How has DTW–IAH traffic changed?
Nonstop DTW–IAH departures rose from 461 in June 2025 to 473 in May 2026.
Monthly nonstop DTW–IAH traffic, trailing 12 months through May 2026. Bars scale to the busiest month; months with no filed service show as zero.
June 2025
461 departures · 51,994 passengers
86.4%
Load
July 2025
503 departures · 57,055 passengers
84.4%
Load
August 2025
517 departures · 57,673 passengers
80.2%
Load
September 2025
484 departures · 46,311 passengers
71.6%
Load
October 2025
502 departures · 53,045 passengers
84.3%
Load
November 2025
466 departures · 51,060 passengers
75.6%
Load
December 2025
439 departures · 48,160 passengers
84.5%
Load
January 2026
380 departures · 36,917 passengers
77.9%
Load
February 2026
398 departures · 42,546 passengers
81.6%
Load
March 2026
487 departures · 53,226 passengers
81.6%
Load
April 2026
473 departures · 48,407 passengers
77.6%
Load
May 2026
473 departures · 52,907 passengers
81.2%
Load
By direction
Each direction is filed separately — they rarely match.
IAH → DTW
82.9% full
237 departures · 27,112 passengers
DTW → IAH
79.4% full
236 departures · 25,795 passengers
Nonstop DTW–IAH 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 Detroit (DTW) from Houston (IAH)?
DTW to IAH is 1,076 miles (1,731 km / 935 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from DTW to IAH?
A nonstop covers the 1,076-mile great-circle distance in roughly 2h 57m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies DTW–IAH?
In May 2026, the Airbus A319 flew the largest share of departures (27.7%), followed by the Embraer E175 (24.7%).
What mileage do I earn flying DTW–IAH?
Distance-based programs credit off the 1,076-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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