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
US DOT T-100 · filed dataIn April 2026, Delta Air Lines operated the most departures, one of 5 carriers flying nonstop DTW–IAH; the Airbus A319 was the most common aircraft at 29% of departures; flights ran 78% full.
Departures
473
April 2026
Seats
62,388
both directions
Passengers
48,407
both directions
Load factor
77.6%
passengers ÷ seats
Who flies DTW–IAH?
Delta Air Lines operated the most nonstop DTW–IAH departures in April 2026 (232), one of 5 carriers on the route.
- DL
Delta Air Lines
232 departures · 32,510 seats
Share of departures49.0%75.1%
Load
- YV
Mesa Airlines
112 departures · 8,278 seats
Share of departures23.7%83.5%
Load
- UA
United Airlines
60 departures · 7,560 seats
Share of departures12.7%70.6%
Load
- NK
Spirit Airlines
53 departures · 10,770 seats
Share of departures11.2%86.1%
Load
- F9
Frontier Airlines
16 departures · 3,270 seats
Share of departures3.4%75.6%
Load
What plane flies DTW–IAH?
In April 2026, the Airbus A319 flew 29% of DTW–IAH departures — more than any other aircraft type.
- Airbus A319
138 departures · 80.5% load
29.2% - Embraer E175
112 departures · 83.5% load
23.7% - Airbus A320
99 departures · 68.9% load
20.9% - Boeing 737-700
52 departures · 71.2% load
11.0% - Airbus A321neo
25 departures · 81.9% load
5.3% - Airbus A320neo
24 departures · 83.3% load
5.1% - Boeing 717-200
14 departures · 88.3% load
3.0% - Airbus A321
9 departures · 82.3% load
1.9%
How has DTW–IAH traffic changed?
Nonstop DTW–IAH departures rose from 470 in May 2025 to 473 in April 2026.
Monthly nonstop DTW–IAH traffic, trailing 12 months through April 2026. Bars scale to the busiest month; months with no filed service show as zero.
May 2025
470 departures · 53,093 passengers
85.2%
Load
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
By direction
The DOT files each direction separately — they rarely match.
IAH → DTW
79.9% full
237 departures · 24,924 passengers
DTW → IAH
75.3% full
236 departures · 23,483 passengers
Nonstop DTW–IAH 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 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 April 2026, the Airbus A319 flew the largest share of departures (29.2%), followed by the Embraer E175 (23.7%).
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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