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George Bush Intcntl

$83+ Cheap flights from Portland (PDX) to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — IAH
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Find cheap flights from Portland to George Bush Intcntl with Cheapflights

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Cheapflights Tip: The best prices from Portland to Houston George Bush Intcntl are usually found in September or October, booked 66 days in advance, depart on a Thursday or Tuesday and return on a Saturday

Find flight deals from Portland to George Bush Intcntl

Cheapest flights from Portland to George Bush Intcntl
Explore the most affordable flight options available from Portland to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This CheapOair deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/103:26 pmPDX - IAH
1 stop6h 13mFrontier
Wed 11/122:09 pmIAH - PDX
1 stop23h 47mFrontier
Deal found 10/26$196
This Alaska Airlines deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1510:47 amPDX - IAH
Nonstop4h 03mAlaska Airlines
Wed 11/195:51 pmIAH - PDX
Nonstop4h 32mAlaska Airlines
Deal found 10/25$197
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:29 pmPDX - IAH
2 stops15h 10mFrontier
Tue 11/187:00 amIAH - PDX
1 stop6h 56mFrontier
Deal found 10/26$198
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/85:32 pmPDX - IAH
1 stop23h 40mFrontier
Fri 12/127:24 pmIAH - PDX
1 stop15h 29mFrontier
Deal found 10/26$199
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/111:26 pmPDX - IAH
1 stop21h 13mFrontier
Fri 11/148:48 pmIAH - PDX
1 stop17h 08mFrontier
Deal found 10/25$201
This Frontier deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/103:26 pmPDX - IAH
1 stop6h 13mFrontier
Sun 11/166:00 amIAH - PDX
1 stop7h 56mFrontier
Deal found 10/26$202
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/812:52 pmPDX - IAH
1 stop8h 37mFrontier
Thu 11/1311:37 amIAH - PDX
1 stop26h 46mFrontier
Deal found 10/26$203
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/812:52 pmPDX - IAH
1 stop8h 37mMultiple Airlines
Sat 11/152:05 pmIAH - PDX
1 stop24h 18mMultiple Airlines
Deal found 10/26$204
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/812:52 pmPDX - IAH
1 stop8h 37mFrontier
Sun 11/1612:01 pmIAH - PDX
1 stop23h 17mFrontier
Deal found 10/26$205
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/812:52 pmPDX - IAH
1 stop8h 37mMultiple Airlines
Fri 11/148:35 pmIAH - PDX
2 stops17h 21mMultiple Airlines
Deal found 10/26$206
This Alaska Airlines deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/610:42 amPDX - IAH
Nonstop4h 13mAlaska Airlines
Mon 12/155:55 pmIAH - PDX
Nonstop4h 44mAlaska Airlines
Deal found 10/27$207
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/107:29 pmPDX - IAH
2 stops15h 10mFrontier
Fri 11/148:48 pmIAH - PDX
1 stop17h 08mFrontier
Deal found 10/25$208

Cheap flight deals from Portland to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 27, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$196
(CheapOair)

One-way from

$83
(Kiwi.com)

Popular in

March

Cheapest in

September

Average price

$287

Good round-trip deal

$302 or less

Good one-way deal

$188 or less
Provider with most accurate pricing for Portland-Houston George Bush Intcntl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Houston George Bush Intcntl flights.
Search Deals
From Portland to Houston George Bush Intcntl
Search Deals
One-way flight from Portland to Houston George Bush Intcntl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Portland to Houston George Bush Intcntl.
Search Deals
Price to beat on a one-way flight from Portland to Houston George Bush Intcntl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 27, 2025.
Use the filters below to find and compare flights from Portland to Houston George Bush Intcntl Airport that are best for you.

Fly from

Portland

Fly to

George Bush Intcntl

Route

Depart

Return

Price

PortlandHouston

PDX - IAH

PDXIAH

Portland

Fri 1/23

10:47 am-4:55 pm

Nonstop4h 08m

Houston George Bush Intcntl

Mon 1/26

5:55 pm-8:41 pm

Nonstop4h 46m

$217

PortlandHouston

PDX - IAH

PDXIAH

Portland

Fri 12/5

12:55 pm-7:01 pm

Nonstop4h 06m

Houston George Bush Intcntl

Mon 12/8

5:27 am-11:03 am

1 stop7h 36m

$227

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 12/2

7:30 pm-10:12 am

2 stops12h 42m

Houston George Bush Intcntl

Mon 12/8

4:00 pm-12:04 am

2 stops10h 04m

$237

PortlandHouston

PDX - IAH

PDXIAH

Portland

Fri 12/5

10:42 am-4:55 pm

Nonstop4h 13m

Houston George Bush Intcntl

Sun 12/7

5:55 pm-8:39 pm

Nonstop4h 44m

$237

PortlandHouston

PDX - IAH

PDXIAH

Portland

Fri 2/6

9:45 pm-8:51 am

1 stop9h 06m

Houston George Bush Intcntl

Mon 2/9

12:30 pm-11:54 pm

2 stops13h 24m

$242

PortlandHouston

PDX - IAH

PDXIAH

Portland

Fri 1/23

1:02 pm-11:39 pm

1 stop8h 37m

Houston George Bush Intcntl

Mon 1/26

4:06 pm-11:55 pm

2 stops9h 49m

$242

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 3/10

1:45 pm-11:59 pm

1 stop8h 14m

Houston George Bush Intcntl

Wed 3/11

7:35 am-12:36 pm

1 stop7h 01m

$246

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sat 12/6

10:42 am-4:55 pm

Nonstop4h 13m

Houston George Bush Intcntl

Mon 12/15

6:08 am-1:50 pm

1 stop9h 42m

$257

PortlandHouston

PDX - IAH

PDXIAH

Portland

Thu 1/8

11:45 am-7:18 pm

2 stops29h 33m

$100

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sat 12/13

11:20 pm-10:41 am

1 stop9h 21m

$109

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/26

Showing 1-10 of 11 results
1
2

Compare providers for flights from Portland to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to George Bush Intcntl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
JustAirTicketPrice Accuracy-Trust Score*1 star
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Houston George Bush Intcntl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Houston George Bush Intcntl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Houston George Bush Intcntl Airport

How far ahead should I book a flight from Portland to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Portland to George Bush Intcntl. Price data was last updated on October 24, 2025.

The price you pay for your flight from Portland to Houston George Bush Intcntl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 66 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Portland to Houston George Bush Intcntl Airport?

Currently, June is the cheapest month in which you can book a flight from Portland to Houston George Bush Intcntl Airport (average of $67). Flying from Portland to Houston George Bush Intcntl Airport in July is currently the most expensive (average of $231). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from PDX to IAH?

Find hourly flight availability from Portland to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 27, 2025.

When flying from Portland to Houston George Bush Intcntl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 37% versus a flight in the evening.

What is the cheapest day to fly from Portland to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly round-trip from Portland to George Bush Intcntl. Price data was last updated on October 26, 2025.

Travelers seeking maximum savings on their Portland to Houston George Bush Intcntl Airport flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Portland to Houston George Bush Intcntl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Portland to Houston George Bush Intcntl Airport trip
Airports
PDX

Expect security wait times up to 15 minutes off-peak, longer during rush hours. Use Express Lanes if eligible for faster screening.

Read more about PDXby Brandon Schultz
IAH

For a quick trip to downtown Houston, Uber or Lyft is recommended, taking around 25 minutes from IAH.

Read more about IAHby Evie Carrick
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Brandon Schultz

Brandon Schultz

Expert on PDX

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Reviews of airlines servicing George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to George Bush Intcntl. Reviews last updated October 27, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Portland to Houston George Bush Intcntl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,194 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,194 reviews
Alaska Airlines
8.0
Very good
11,194 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.9
Good
7,994 reviews
Alaska Airlines
8.0
Very good
11,194 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Hawaiian Airlines
7.8
Good
2,792 reviews
Alaska Airlines
8.0
Very good
11,194 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
8,997 reviews
Alaska Airlines
8.0
Very good
11,194 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Frontier
5.8
Fair
3,123 reviews
Alaska Airlines
8.0
Very good
11,194 reviews

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Overall

8.0

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Portland to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Houston George Bush Intcntl?

    Located just 6.0 mi from the city center, Portland is the airport most travelers will use when flying to Houston George Bush Intcntl from Portland. Booking flights from Portland (PDX) to Houston George Bush Intcntl should be relatively easy as there is 1 daily outbound flight to Houston George Bush Intcntl from 7 different airlines.

  • How long is the flight from Portland to Houston George Bush Intcntl Airport?

    Departing from Portland to Houston George Bush Intcntl Airport will take you 4h 06m. Airlines will cover a distance of 1821 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Portland to Houston George Bush Intcntl Airport round-trip?

    Flying on Spirit Airlines is currently your cheapest option to Houston George Bush Intcntl Airport, with prices starting at $76. Additional round-trip tickets that might be worth considering are offered by Hawaiian Airlines and Frontier, with the lowest prices starting at $128 and $138, respectively. Users have found that Spirit Airlines is 78% cheaper than the other options available to this destination.

  • What are the most reliable airlines from Portland to Houston George Bush Intcntl Airport?

    Consider United Airlines (95%), Turkish Airlines (92%) or Qatar Airways (78%) when booking your flight. These represent the most reliable airlines when flying from Portland to Houston George Bush Intcntl Airport.

  • What are the cheapest flights from Portland to Houston George Bush Intcntl Airport?

    Looking at all options, your cheapest flight can be booked for $124. While the most popular route (Portland - Houston George Bush Intcntl) can be booked for $188 on average, our data indicates $864 when flying from Portland to Houston George Bush Intcntl Airport.

  • Can I find deals for flights from Portland to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Portland to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to George Bush Intcntl.

  • Can I find deals for business class flights from Portland to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Portland to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Houston George Bush Intcntl Airport?

    Currently, June is the cheapest month in which you can book a flight from Portland to Houston George Bush Intcntl Airport (average of $67). Flying from Portland to Houston George Bush Intcntl Airport in July is currently the most expensive (average of $231). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Montgomery
Katy
The Woodlands
Jersey Village
Spring
Humble
Conroe
Tomball
Cypress

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Top 7 airlines flying from Portland to George Bush Intcntl

Discover the top 7 airlines that operate flights from Portland to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 27, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$76Average$139FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$128Average$299FlexibilityNo cancel feeOn-time85%
FrontierCheapest$138Average$262FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$177Average$314FlexibilityNo cancel feeOn-time75%
DeltaCheapest$216Average$303FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$234Average$423FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$448FlexibilityNo cancel feeOn-time71%

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