Flights Houston → Portland
IAH → PDX
How long is the flight from Houston to Portland?
The flight from Houston (IAH) to Portland (PDX) takes 3h 57m on average. That is the median time recorded across 3 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
Route overview
The flight route from Houston to Portland operates with an average on-time performance of 81%, experiencing a mean delay of 10.5 minutes per flight. Over the course of a year, this route sees approximately 262 flights using a mix of Airbus A320, Airbus A319, Boeing 737-900, and Boeing 737-800 aircraft, serving a destination airport that handles nearly 18.5 million passengers annually.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Houston (IAH) → Portland (PDX) route is operated by United Airlines. Across 702 flights monitored in recent months, 75% arrived on time (within 15 min of schedule), with an average delay of 15 minutes. The cancellation rate is 0.71%. FlightGuard's average computed risk is 27.7/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Portland the average ATFM delay is 5.5 minutes (main cause: atfm). Departing from Houston the average ATFM delay is 5.5 minutes.
Heading to Portland: what to expect in this direction
Flying from Houston (IAH) to Portland (PDX) heads north-west for about 2,934 km, a flight time of roughly 3h 57m.
Departures from Houston on this leg cluster in the midday window: about 49% of IAH-PDX flights take off then.
Air-traffic congestion: departing Houston the average ATFM delay is 5.5 min (atfm); arriving into Portland it is 5.5 min (atfm).
Across 702 tracked IAH-PDX flights, 75% left on time with an average delay of 15 min and a 0.7% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| United Airlines (UA) | 83% | 5 min | 1.3% |
Airlines operating IAH-PDX
Airports
Frequently asked questions about IAH-PDX
The flight from Houston (IAH) to Portland (PDX) takes 3h 57m on average. That is the median time recorded across 3 scheduled flights on this leg; the actual time varies by a few minutes with wind, routing and take-off queues.
On the Houston (IAH) -> Portland (PDX) route, on-time performance is 75% with an average delay of 15 minutes, based on 702 tracked flights.
The cancellation rate on Houston-Portland is 0.71% across 702 monitored flights.
The route is operated by 1 airline: United Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Portland, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
