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$62+ Cheap flights from Portland (PDX) to Houston

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 1/13. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HOU
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheapflights Tip: The best prices from Portland to Houston are usually found in October or January, booked 84 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

Cheap flight deals from Portland to Houston

Cheapest flights from Portland to Houston
Explore the most affordable flight options available from Portland to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 4, 2025.

This CheapOair deal was found by Cheapflights users on 12/3. 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.
Tue 12/3012:47 pmPDX - IAH
1 stop19h 50mFrontier
Wed 1/710:15 amIAH - PDX
1 stop27h 00mFrontier
Deal found 12/3$255
This Alaska Airlines deal was found by Cheapflights users on 12/4. 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.
Wed 12/3110:51 amPDX - IAH
Nonstop4h 06mAlaska Airlines
Wed 1/75:55 pmIAH - PDX
Nonstop4h 46mAlaska Airlines
Deal found 12/4$262
This CheapOair deal was found by Cheapflights users on 12/3. 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.
Thu 12/252:29 pmPDX - IAH
1 stop20h 58mFrontier
Sun 1/117:41 pmIAH - PDX
1 stop15h 53mFrontier
Deal found 12/3$269
This Frontier deal was found by Cheapflights users on 12/3. 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.
Thu 12/412:51 pmPDX - IAH
1 stop9h 40mFrontier
Thu 12/116:45 amIAH - PDX
1 stop7h 11mFrontier
Deal found 12/3$274
This CheapOair deal was found by Cheapflights users on 12/3. 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.
Fri 12/512:55 pmPDX - IAH
1 stop9h 36mFrontier
Wed 12/1010:45 amIAH - PDX
1 stop27h 11mFrontier
Deal found 12/3$283
This Mytrip deal was found by Cheapflights users on 12/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1812:47 pmPDX - IAH
1 stop19h 50mFrontier
Mon 12/227:55 pmIAH - PDX
1 stop17h 48mFrontier
Deal found 12/2$287
This Frontier deal was found by Cheapflights users on 12/3. 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.
Thu 12/1111:14 amPDX - IAH
1 stop8h 19mFrontier
Sun 12/149:06 pmIAH - PDX
1 stop13h 30mFrontier
Deal found 12/3$288
This United Airlines deal was found by Cheapflights users on 12/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:59 pmPDX - IAH
Nonstop4h 02mUnited Airlines
Wed 1/712:25 pmIAH - PDX
1 stop8h 31mUnited Airlines
Deal found 12/4$293
This United Airlines deal was found by Cheapflights users on 12/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/252:45 pmPDX - IAH
1 stop7h 48mUnited Airlines
Sat 1/108:00 pmIAH - PDX
Nonstop4h 53mUnited Airlines
Deal found 12/4$297
This Frontier deal was found by Cheapflights users on 12/3. 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.
Fri 12/512:55 pmPDX - IAH
1 stop9h 36mFrontier
Thu 12/116:45 amIAH - PDX
1 stop7h 11mFrontier
Deal found 12/3$303
This Priceline deal was found by Cheapflights users on 12/4. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1112:51 pmPDX - IAH
1 stop9h 40mFrontier
Thu 12/186:45 amIAH - PDX
1 stop6h 58mFrontier
Deal found 12/4$304
This Southwest deal was found by Cheapflights users on 12/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1610:05 amPDX - HOU
1 stop5h 45mSouthwest
Tue 1/65:40 pmHOU - PDX
1 stop6h 50mSouthwest
Deal found 12/2$360

Find flight deals from Portland to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Houston (HO1). 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 December 4, 2025.

Round-trip from

$177
(Trip.com)

One-way from

$62
(Southwest)

Popular in

March

Cheapest in

October

Average price

$443
From Portland to Houston
Search Deals
One-way flight from Portland to Houston
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Houston 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 December 4, 2025.
Use the filters below to find and compare flights from Portland to Houston that are best for you.

Fly from

Portland

Fly to

Houston

Route

Depart

Return

Price

PortlandHouston

PDX - HOU

PDXHOU

Portland

Thu 2/5

8:35 am-6:00 pm

2 stops7h 25m

Houston Hobby

Mon 2/9

5:50 am-10:15 am

1 stop6h 25m

$179

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 1/13

7:10 am-5:46 pm

2 stops8h 36m

Houston George Bush Intcntl

Tue 1/27

12:47 pm-8:32 pm

1 stop9h 45m

$182

PortlandHouston

PDX - HOU

PDXHOU

Portland

Tue 1/13

12:30 pm-10:00 pm

2 stops7h 30m

Houston Hobby

Wed 1/28

4:40 pm-10:15 pm

2 stops7h 35m

$184

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 1/13

10:47 am-4:55 pm

Nonstop4h 08m

Houston George Bush Intcntl

Mon 1/26

5:55 pm-8:41 pm

Nonstop4h 46m

$187

PortlandHouston

PDX - IAH

PDXIAH

Portland

Mon 1/26

12:59 pm-7:10 pm

Nonstop4h 11m

Houston George Bush Intcntl

Sat 1/31

9:30 am-12:18 pm

Nonstop4h 48m

$187

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 1/13

10:47 am-4:55 pm

Nonstop4h 08m

Houston George Bush Intcntl

Thu 1/29

5:55 pm-8:41 pm

Nonstop4h 46m

$187

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sat 1/10

1:53 pm-11:15 pm

1 stop7h 22m

Houston George Bush Intcntl

Wed 1/28

12:47 pm-8:32 pm

1 stop9h 45m

$187

PortlandHouston

PDX - IAH

PDXIAH

Portland

Fri 1/16

10:47 am-4:55 pm

Nonstop4h 08m

Houston George Bush Intcntl

Tue 1/27

5:55 pm-8:41 pm

Nonstop4h 46m

$187

PortlandHouston

PDX - HOU

PDXHOU

Portland

Sat 1/17

6:10 am-5:00 pm

2 stops8h 50m

Houston Hobby

Sat 1/24

7:00 am-2:35 pm

1 stop9h 35m

$187

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 1/14

1:35 pm-9:59 pm

1 stop6h 24m

Houston George Bush Intcntl

Sun 1/18

9:30 am-12:18 pm

Nonstop4h 48m

$193

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 38 results
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Best time to book a flight from Portland to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston 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

How far ahead should I book a flight from Portland to Houston?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Houston. Price data was last updated on November 28, 2025.

Booking 84 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Houston. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Portland to Houston?

Currently, June is the cheapest month in which you can book a flight from Portland to Houston (average of $67). Flying from Portland to Houston 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 HOU?

Find hourly flight availability from Portland to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

It’s typically best to fly out from Portland to Houston in the afternoon. Doing so could potentially save you 26% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Portland to Houston?

Use this chart to determine the cheapest time to fly round-trip from Portland to Houston. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Portland to Houston flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Portland to Houston flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Portland to Houston trip
Airports
PDX

PDX offers Express Lanes for expedited security, available to first and business class ticket holders and elite status members.

Read more about PDXby Brandon Schultz
IAH

For a quick city transfer, Uber or Lyft from IAH takes about 25 minutes to downtown Houston.

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 Houston

Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated December 4, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Portland to Houston 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
11,402 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Alaska Airlines
8.0
Very good
11,402 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Delta
7.9
Good
8,011 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Hawaiian Airlines
7.8
Good
2,817 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
United Airlines
7.4
Good
9,066 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.
Frontier
5.8
Fair
3,090 reviews
Alaska Airlines
8.0
Very good
11,402 reviews

Food

7.1

Crew

8.5

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Nov 2025

PDX - BNA

My family especially liked the leg room and comfortable seats.

Related info for your journey

Find useful and relevant information for your journey from Portland to Houston. 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?

    Most people fly from Portland (PDX) if they book a flight from Portland to Houston. On average, Portland has 0 outbound flights to Houston per day from 8 airlines. Portland is conveniently located just 6.0 mi from Portland’s city center.

  • How long is the flight from Portland to Houston?

    A quick flight from Portland to Houston can take about 4h 08m. Southwest provides one of the quickest options available for as low as $187. The distance from Portland to Houston is about 1821 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Portland to Houston round-trip?

    Cheapflights users have booked flights from Portland to Houston round-trip from $60. Other airlines that can offer you cheap pricing are Hawaiian Airlines, from $98, and Frontier, from $130. Users have found that Spirit Airlines is 83% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Portland to Houston one-way?

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $57. Users have also found prices from $80 and $88 on Frontier and Hawaiian Airlines, respectively.

  • Can I find deals for flights from Portland to Houston that include hotel bookings?

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

  • How can I find direct flights from Portland to Houston?

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

  • Can I find deals for business class flights from Portland to Houston?

    Yes. Cheapflights offers flight deals from Portland to Houston 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?

    Currently, June is the cheapest month in which you can book a flight from Portland to Houston (average of $67). Flying from Portland to Houston 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

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Alternative routes for Portland to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Portland to Houston

Discover the top 8 airlines that operate flights from Portland to Houston. 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 December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$70Average$183FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$128Average$288FlexibilityNo cancel feeOn-time85%
FrontierCheapest$130Average$222FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$177Average$321FlexibilityNo cancel feeOn-time75%
DeltaCheapest$216Average$308FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$217Average$415FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$236Average$473FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$264Average$398FlexibilityNo cancel feeOn-time63%

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