Dallas-Fort Worth to Houston (DFW–IAH) — Airlines, Schedules & Connections
No flights match your filters.
No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.
Most recently operated nonstop flights — the month shown is when each was last scheduled. Most destinations remain reachable with a connection.
No discontinued nonstop flights on record for this route.
DFW–IAH is served by 3 airlines with nonstop service. American Airlines, United Airlines and Delta Air Lines lead the route. The flight covers 225 miles in approximately 1h 15m. Beyond nonstop, 1-stop connecting options are also available.
Airline Landscape
| Airline | Freq/wk | Aircraft | Duration | Dep OTP | Alliance | Codeshares |
|---|---|---|---|---|---|---|
| AA American Airlines Also: AS, AY, BA, CX, FJ, G3, GF, IB, QF, QR, RJ | 120 | 319, 320, 321, 738, CR7, CR9, E75 | 1h08-1h23 | Oneworld | AS, AY, BA, CX, FJ, G3, GF, IB, QF, QR, RJ | |
| UA United Airlines Also: CM, EK, NH, NZ | 66 | 319, 320, 739, 7M8, B39M, E75L, E7W | 1h06-1h28 | Star Alliance | CM, EK, NH, NZ | |
| DL Delta Air Lines | 0 | – | – | SkyTeam | – |
Weekly Schedule Pattern
Connection Landscape
On-Time Performance
Other ways to reach Houston from Dallas-Fort Worth
| Metric | DFW→IAH | DAL→IAH | FTW→IAH |
|---|---|---|---|
| Distance from DFW | – | 12 mi | 19 mi |
| Nonstop airlines | 3 | 6 | 4 |
| Weekly flights | 485 | 1 | 1 |
| Flight time | 1h 15m | 1h 15m | 0h 51m |
| Departure OTP | 95% | – | – |
Travel Essentials
DFW: CDT · IAH: CDT
When it's 6:00 PM in Dallas-Fort Worth, it's 6:00 PM in Houston.
DART Orange Line runs from downtown Dallas to Terminal A (50 min, $3). TEXRail serves Terminal B from Fort Worth ($2.50). No direct rail connects both cities to DFW; choose based on your origin. Ride-shares cost $25–45 from either city center.DFW's five terminals span 17,000 acres. The free Skylink people mover connects all terminals airside.
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.
DFW–IAH Quick Facts
Frequently Asked Questions
Dallas Fort Worth to Houston Intercontinental: Texas Hub-to-Hub
DFW-IAH links American Airlines' primary hub to United Airlines' primary Texas hub, making this an unusual pairing where each carrier operates the route on its own turf. Combined nonstop frequency runs around 126 weekly departures. American dominates DFW's capacity while United dominates IAH, so the route primarily serves connecting passengers feeding each carrier's bank. Block time is 76 minutes on a 220-mile segment. Both carriers fly Boeing 737 variants on the route. Frequencies run throughout the day, with no overnight service.
Hub Dynamics and Delay Context
Because both airports are major connecting hubs, delay propagation is significant. A weather ground stop at either end ripples across dozens of connecting banks. IAH is United's fifth-busiest hub globally. DFW is American's largest hub by departures. The Texas convective weather season runs May through October, with July and August showing the highest GDP frequency. Passengers using this flight as a connection leg should be aware that delays on this short segment can cascade across long-haul onward flights.