Direct (nonstop) flights from Houston to Portland
2 airlines fly nonstop from George Bush Intcntl Houston (IAH) to Portland International (PDX). It's 1,824 miles (2,936 km), about 4h 32m in the air. Operated by Alaska Airlines, United Airlines.
Alaska Airlines
United Airlines
Route data last updated: May 27, 2026
Airlines with non-stop flights
AS
Alaska Airlines
UA
United Airlines
Alternative Routes
Other ways to fly from Houston to Portland with one stop · direct emits 308 kg CO₂ per passenger
Looking for the return flight?
PDX → IAH: Flights from Portland to HoustonOther direct flights from Houston
Direct flights from Portland (PDX)
Frequently Asked Questions
How long is the direct flight from Houston to Portland?
A nonstop flight from Houston (IAH) to Portland (PDX) takes approximately 4 hours and 32 minutes. The distance is 1,824 miles (2,936 km).
Which airlines fly nonstop from Houston to Portland?
2 airlines: Alaska Airlines, United Airlines.
Is there a nonstop flight from Houston to Portland?
Yes. 2 airlines: Alaska Airlines, United Airlines.
How far is Houston from Portland?
The flight distance from Houston to Portland is 1,824 miles (2,936 km), measured as the great-circle (shortest air) distance.
What type of aircraft flies from Houston to Portland?
At 4h 32m, this route typically uses narrow-body or mid-range jets — Boeing 737 MAX or Airbus A320neo. Varies by airline.
What is the carbon footprint of a flight from Houston to Portland?
Roughly 308 kg CO2 per passenger one-way. That's about the same as driving 1,540 km.
Is the return flight from Portland to Houston also nonstop?
Yes — nonstop flights run both ways. Flight time may differ slightly due to wind patterns.
When is the cheapest time to fly from Houston to Portland?
Midweek flights (Tue/Wed) outside holiday peaks are usually cheapest. 3-6 weeks ahead is a good window for this route. Use "Check Prices" above to compare.
How early should I arrive at George Bush Intcntl Houston for this flight?
1.5-2 hours for domestic. Add more time during holidays or busy travel weekends.