Houston to Detroit (IAH-DTW): nonstop upgrade & award space

United Airlines, Delta Air Lines, and Frontier Airlines fly nonstop between Houston (IAH) and Detroit (DTW), roughly 62 times a week. With this many departures on a short sector, premium cabins are small and turn over daily, so upgrade or award space opens and closes within hours. 2LNR tracks confirmed upgrade and award space on Delta Air Lines, on every IAH to DTW departure, so you know which flights have space before you book.

Schedule last confirmed . Departure times come from 2LNR's schedule data; confirm with the airline before you book.

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62
Nonstop flights a week
1,075 mi
Nonstop distance
Free
To get started

Houston to Detroit flight schedule

Scheduled nonstop departures for IAH to DTW, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Houston (IAH) to Detroit (DTW)
Date Flight Airline Departs IAH Arrives DTW Duration Aircraft
DL 1389Delta Air Lines05:3009:112h 41m319
UA 4064United Airlines09:3013:242h 54mE7W
DL 1043Delta Air Lines11:2615:112h 45m319
DL 1632Delta Air Lines11:3015:202h 50m319
DL 1307Delta Air Lines15:2019:052h 45m319
F9 1958Frontier Airlines15:5819:532h 55m321
DL 1529Delta Air Lines18:2522:202h 55m319
UA 5575United Airlines18:3622:332h 57mE7W
UA 2237United Airlines19:5023:442h 54m7M9
DL 1389Delta Air Lines05:3009:112h 41m319
UA 4064United Airlines09:3013:242h 54mE7W
DL 1043Delta Air Lines11:2615:112h 45m319
DL 1632Delta Air Lines11:3015:202h 50m319
UA 6123United Airlines14:1218:062h 54mE7W
DL 1307Delta Air Lines15:2019:052h 45m319
F9 1958Frontier Airlines17:1221:042h 52m32N
DL 1529Delta Air Lines18:2522:202h 55m319
UA 2755United Airlines18:3622:302h 54m7M8
UA 2237United Airlines19:5023:442h 54m7M9
DL 1389Delta Air Lines05:3009:112h 41m319
UA 4064United Airlines09:3013:242h 54mE7W
DL 1043Delta Air Lines11:2615:112h 45m319
DL 1632Delta Air Lines11:3015:202h 50m319
UA 6123United Airlines14:1218:062h 54mE7W
DL 1307Delta Air Lines15:2019:052h 45m319
F9 1958Frontier Airlines17:1221:042h 52m32N
DL 1529Delta Air Lines18:2522:202h 55m319
UA 2755United Airlines18:3622:302h 54m7M8
UA 2237United Airlines19:5023:442h 54m7M9
DL 1389Delta Air Lines05:3009:112h 41m319
UA 4064United Airlines09:3013:242h 54mE7W
DL 1043Delta Air Lines11:2615:112h 45m319
DL 1307Delta Air Lines15:2019:052h 45m319
F9 1958Frontier Airlines15:5819:532h 55m321
UA 2755United Airlines18:3622:302h 54m7M8
UA 2237United Airlines19:5023:442h 54m7M9
DL 1389Delta Air Lines05:3009:112h 41m319
UA 4064United Airlines09:3013:242h 54mE7W
DL 1043Delta Air Lines11:2615:112h 45m319
UA 6123United Airlines14:1218:062h 54mE7W

Showing the first 40 of 62 scheduled IAH to DTW departures across the next 7 days with service. Every remaining date is on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every IAH to DTW date on the interactive map

Confirmed upgrade & award space on IAH to DTW departures

2LNR tracks confirmed upgrade and award space on Delta Air Lines, segment by segment and date by date. Open the calendar for Houston to Detroit to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

See real availability

Confirmed upgrade and award seats on each IAH to DTW departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See IAH to DTW on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Houston to Detroit nonstop

Carriers operating IAH to DTW nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See IAH to DTW on the interactive map →

Frequently asked questions about IAH to DTW

How far is Detroit from Houston?
IAH to DTW covers about 1,075 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from IAH to DTW?
United Airlines, Delta Air Lines, and Frontier Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines.
How many flights a week are there from IAH to DTW?
About 62 nonstop flights a week run between Houston and Detroit in the current schedule, operated by United Airlines, Delta Air Lines, and Frontier Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from IAH to DTW depart?
Scheduled IAH to DTW nonstops in the next 7 days with service leave between 05:30 and 19:50, local time at Houston. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on IAH to DTW?
Open the IAH to DTW route on the interactive map or the matrix to see confirmed upgrade and award space by date on Delta Air Lines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Never miss IAH to DTW upgrade or award space

See what is open by date on this route, the next 14 days free on every product and the full horizon on Pro.

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