$70 Cheap Flights from Houston (IAH) to Portland (PDX)

View $70 flight on Tue, Nov 18, 2025Opens in a new window

Popular airlines from George Bush Intercontinental Airport (IAH) to Portland International Airport (PDX)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Today's featured flight deals from George Bush Intercontinental Airport (IAH) to Portland International Airport (PDX)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Houston to Portland (IAH-PDX)

Prices were available within the past 7 days and start at $70 for one-way flights and $130 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Nov 13 - Tue, Nov 18
IAH
Houston
PDX
Portland
$130 Roundtrip, just found
$130
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Nov 13 from Houston to Portland, returning Tue, Nov 18, priced at $130 just found
Frontier Airlines
Tue, Nov 18 - Thu, Dec 11
IAH
Houston
PDX
Portland
$140 Roundtrip, found 5 hours ago
$140
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Tue, Nov 18 from Houston to Portland, returning Thu, Dec 11, priced at $140 found 5 hours ago
Frontier Airlines
Thu, Nov 13 - Tue, Nov 18
IAH
Houston
PDX
Portland
$150 Roundtrip, just found
$150
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Nov 13 from Houston to Portland, returning Tue, Nov 18, priced at $150 just found
Frontier Airlines
Thu, Dec 4 - Thu, Dec 11
IAH
Houston
PDX
Portland
$160 Roundtrip, found 18 hours ago
$160
Roundtrip
found 18 hours ago
Select Frontier Airlines flight, departing Thu, Dec 4 from Houston to Portland, returning Thu, Dec 11, priced at $160 found 18 hours ago
Frontier Airlines
Thu, Nov 13 - Tue, Nov 18
IAH
Houston
PDX
Portland
$168 Roundtrip, just found
$168
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Nov 13 from Houston to Portland, returning Tue, Nov 18, priced at $168 just found
Frontier Airlines
Tue, Nov 18 - Wed, Nov 19
IAH
Houston
PDX
Portland
$173 Roundtrip, found 7 hours ago
$173
Roundtrip
found 7 hours ago
Select Frontier Airlines flight, departing Tue, Nov 18 from Houston to Portland, returning Wed, Nov 19, priced at $173 found 7 hours ago
Alaska Airlines
Mon, Dec 8 - Thu, Dec 11
IAH
Houston
PDX
Portland
$183 Roundtrip, found 5 hours ago
$183
Roundtrip
found 5 hours ago
Select Alaska Airlines flight, departing Mon, Dec 8 from Houston to Portland, returning Thu, Dec 11, priced at $183 found 5 hours ago
Delta
Sun, Dec 7 - Thu, Dec 11
IAH
Houston
PDX
Portland
$189 Roundtrip, found 2 hours ago
$189
Roundtrip
found 2 hours ago
Select Delta flight, departing Sun, Dec 7 from Houston to Portland, returning Thu, Dec 11, priced at $189 found 2 hours ago
Hawaiian Airlines
Sat, Feb 28 - Tue, Mar 3
IAH
Houston
PDX
Portland
$197 Roundtrip, found 3 hours ago
$197
Roundtrip
found 3 hours ago
Select Hawaiian Airlines flight, departing Sat, Feb 28 from Houston to Portland, returning Tue, Mar 3, priced at $197 found 3 hours ago
United
Sat, Feb 7 - Tue, Feb 10
IAH
Houston
PDX
Portland
$197 Roundtrip, just found
$197
Roundtrip
just found
Select United flight, departing Sat, Feb 7 from Houston to Portland, returning Tue, Feb 10, priced at $197 just found

Find the cheapest month to fly from Houston (IAH) to Portland (PDX)

April is typically the cheapest month to fly

From $122 - $502 per traveler.

Frequently asked questions

How much does a flight from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX) cost?
Grab a cheap one-way flight from $70 or cheap return flight from $130 from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX)?
Flying in November is a good way to save, as it's the cheapest month for flights between IAH and PDX. You'll usually find the lowest prices during the off-season.
Which airlines fly direct from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX)?
You can fly straight from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX) on a United Airlines flight.
What is the cheapest airline that flies from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX)?
To find the cheapest airline flying from IAH to PDX, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX)?
When departing from George Bush Intercontinental Airport (IAH), you'll have your pick from an average of 2 daily direct flights to Portland Intl. Airport (PDX).
What are the most popular departure times for flights from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX)?
More travelers fly between IAH and PDX at 9 AM than at any other point in the day. Prefer a quieter experience? Pick a flight outside the busiest times and there's a chance you'll save on your ticket as well.
What day of the week has the most flights from IAH to PDX?
Saturday has the most flights from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX). Consider jetting off on this day and you'll have a greater chance of finding a schedule that works for you.
What is the earliest flight from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX)?
The first flight of the day taking off from George Bush Intercontinental Airport (IAH) is at around 9:55AM UTC-6. Board this plane and you'll reach Portland Intl. Airport (PDX) at approximately 12:46PM UTC-8. The entire trip takes 4h 51m.
How long does it take to fly from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX)?
Flights from IAH to PDX have an average travel time of 4 hours and 49 minutes. The total distance between these two airports is 1,800 mi.
What airline has the least delays from IAH to PDX?
United Airlines has the best track record for on-time direct flights from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX), with an on-time score of 85%. Use the Expedia App to look up your flight status before you take off and get immediate updates about any changes.
What is the best time to fly from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX)?
To arrive at Portland Intl. Airport (PDX) without delays, choose a flight that leaves George Bush Intercontinental Airport (IAH) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Portland from George Bush Intercontinental Airport (IAH)?
Portland Intl. Airport (PDX) is the only airport in Portland with direct flights from George Bush Intercontinental Airport (IAH). Browse the available options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX) last-minute?
Last-minute fares from IAH to PDX are typically more expensive. For the lowest rates, start searching for flights as soon as possible. That being said, if you can play around with your travel dates, it's possible to score a cheap ticket right before your trip.
Is it cheaper to book an IAH to PDX flight and hotel package?
Securing an IAH to PDX flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Pick from our impressive range of accommodations and then add flights, activities and car rentals to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from George Bush Intercontinental Airport (IAH) to Portland Intl. Airport (PDX)?
It's usually possible to reschedule or cancel your IAH to PDX flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
George Bush Intercontinental
Destination airport
Portland Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, United
Roundtrip price
$130
Distance
1822 mi
Average flight time
4 hours 19 mins

Book with confidence

Houston to Portland Flights

The cheapest times to fly from Houston to Portland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Portland are during the month of November. You can find some of the cheapest flights from Houston to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Portland

Sunday is one of the best days to book for cheap flights from Houston to Portland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Portland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Portland in 2025. You can also book with separate airlines for your outbound and return journeys, from $70 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Portland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Portland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Houston to Portland Flights

Explore a world of travel with Expedia

*Available to One Key members.