Detroit to Houston (DTW–IAH) — Airlines, Schedules & Connections
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No nonstop flights on this route. connecting options below.
DTW–IAH is served by 4 airlines with nonstop service. United Airlines, Delta Air Lines and Frontier lead the route. The flight covers 1,076 miles in approximately 2h 58m. Beyond nonstop, 115 hubs offer 1-stop connections.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| UA United Airlines Also: NZ, VA | 34 | 319, 73G, E75L, E7W | 2h58-3h20 | Star Alliance | NZ, VA | |
| DL Delta Air Lines Also: AF, AM, KE, KL, VS, WS | 27 | 319, 320 | 3h06-3h27 | SkyTeam | AF, AM, KE, KL, VS, WS | |
| F9 Frontier | 7 | 32Q | 3h31 | – | – | |
| NK Spirit Airlines | 5 | 321 | 3h04 | – | – |
Weekly Schedule Pattern
Connection Landscape
Other ways to reach Houston from Detroit
| Metric | DTW→IAH | YQG→IAH | CLE→IAH |
|---|---|---|---|
| Distance from DTW | – | 21 mi | 95 mi |
| Nonstop airlines | 4 | 1 | 6 |
| Weekly flights | 197 | – | 48 |
| Flight time | 2h 58m | 3h 15m | 2h 59m |
| Departure OTP | 78% | – | – |
Travel Essentials
DTW: EDT · IAH: CDT
When it's 6:00 PM in Detroit, it's 5:00 PM in Houston.
There is no rail link to DTW; the airport is 18 miles southwest of downtown Detroit. SMART bus Route 261 provides a slow connection ($2), but ride-share or car is standard for most travelers. Ride-shares from downtown cost $30–45.Driving is the primary mode: I-94 and I-275 are the main expressways. Economy parking is well-organized with frequent shuttles. For Windsor, Ontario arrivals, the airport connects via I-75 and the Ambassador Bridge or DRIC tunnel.
No direct rail from IAH. The METRO bus 102 (IAH Express) runs to downtown Houston's transit center (60–90 min, $1.25). Taxis to downtown Houston cost $50–70. Ride-hails pick up at the designated Rideshare zones outside baggage claim on the lower level.IAH has five terminals (A–E) connected by an underground tunnel with trams. Terminal D handles international arrivals. Rental car agencies are in a consolidated facility adjacent to Terminal C; a free IAH Connector bus runs between terminals and the rental car center. The Galleria / Uptown area costs $35–50 by ride-hail.
Humid subtropical climate. Hot, humid, and wet for much of the year. Summers are brutal (33–38°C) with high humidity and near-daily afternoon thunderstorms. Severe storms with hail and high winds regularly cause ground stops from April through September. Houston's flooding risk is significant. Heavy rain events, including tropical system remnants, have flooded airport roads, cutting off surface access even when the airport itself remains operational.
Winters are mild (5–18°C) with occasional ice storms. These are rare but highly disruptive when they occur. Hurricane season (June–November) requires monitoring for Gulf storms. October through March has the best flying weather.
DTW–IAH Quick Facts
Frequently Asked Questions
Flights from DTW to IAH
Detroit Metropolitan Wayne County Airport (DTW) and George Bush Intercontinental Airport (IAH) are connected by nonstop service from Delta Air Lines, Frontier, Spirit Airlines and United Airlines. With 197 weekly departures, this is a heavily served route.
DTW to IAH Flight Duration and Schedule
Nonstop flight time from DTW to IAH ranges from 2 hours 58 minutes to 3 hours 31 minutes. The route covers a distance of 1,076 miles (1,731 km). There are approximately 197 weekly flights outbound and 172 return, totaling 369 flights per week in both directions.
Connecting Options and Alternatives
115 one-stop connections are available, with the fastest taking approximately 4 hours via FTY. Two-stop connections are also available via intermediate hubs. Nearby alternative airports include Windsor (YQG), Cleveland (CLE) and Grand Rapids (GRR).