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$85+ 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HOU
feb. 14 — feb. 211
sáb. 2/14
sáb. 2/21
1 adult, Economy
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Cheap 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 enero 15, 2026.

Round-trip from

$216
(CheapOair)

One-way from

$85
(Kiwi.com)

Popular in

March

Cheapest in

October

Average price

$272
From Portland to Houston
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One-way flight from Portland to Houston
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Highest demand for flights based on searches. 11% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 enero 15, 2026.

This United Airlines deal was found by Cheapflights users on 1/13. 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.
sáb. 2/712:57 pm
PDX
-
IAH
Nonstop4h 13m
United Airlines
dom. 2/159:30 am
IAH
-
PDX
Nonstop4h 52m
United Airlines
Deal found 1/13$207
This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
sáb. 3/711:47 am
PDX
-
IAH
1 stop19h 09m
Frontier
mar. 3/102:05 pm
IAH
-
PDX
2 stops20h 53m
Frontier
Deal found 1/13$214
This CheapOair deal was found by Cheapflights users on 1/14. 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.
vie. 2/277:38 pm
PDX
-
IAH
1 stop21h 45m
Frontier
lun. 3/21:00 pm
IAH
-
PDX
1 stop7h 21m
Frontier
Deal found 1/14$216
This Southwest deal was found by Cheapflights users on 1/13. 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.
sáb. 2/712:30 pm
PDX
-
HOU
1 stop5h 50m
Southwest
sáb. 2/146:20 am
HOU
-
PDX
1 stop8h 10m
Southwest
Deal found 1/13$217
This Kiwi.com deal was found by Cheapflights users on 1/13. 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.
lun. 2/29:22 pm
PDX
-
IAH
1 stop16h 00m
Multiple Airlines
jue. 2/58:00 am
IAH
-
PDX
1 stop27h 49m
Multiple Airlines
Deal found 1/13$218
This Expedia deal was found by Cheapflights users on 1/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/2611:29 am
PDX
-
IAH
Nonstop4h 24m
Multiple Airlines
lun. 3/21:00 pm
IAH
-
PDX
1 stop7h 21m
Multiple Airlines
Deal found 1/14$219
This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
lun. 2/1610:18 pm
PDX
-
IAH
1 stop29h 36m
Multiple Airlines
mié. 3/48:45 am
IAH
-
PDX
2 stops35h 21m
Multiple Airlines
Deal found 1/14$220
This Kiwi.com deal was found by Cheapflights users on 1/14. 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.
lun. 2/1610:18 pm
PDX
-
IAH
1 stop29h 36m
Multiple Airlines
lun. 3/27:58 am
IAH
-
PDX
1 stop12h 23m
Multiple Airlines
Deal found 1/14$221
This Delta deal was found by Cheapflights users on 1/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 2/111:02 pm
PDX
-
IAH
1 stop8h 35m
Delta
mié. 2/186:10 am
IAH
-
PDX
2 stops11h 58m
Delta
Deal found 1/12$222
This Kiwi.com deal was found by Cheapflights users on 1/12. 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.
mié. 3/119:53 am
PDX
-
IAH
1 stop22h 03m
Frontier
dom. 3/156:45 am
IAH
-
PDX
1 stop30h 24m
Frontier
Deal found 1/12$223
This Delta deal was found by Cheapflights users on 1/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 2/196:15 am
PDX
-
IAH
1 stop7h 31m
Delta
mié. 3/47:15 am
IAH
-
PDX
1 stop7h 10m
Delta
Deal found 1/14$227
This Southwest deal was found by Cheapflights users on 1/14. 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.
jue. 2/195:35 am
PDX
-
HOU
2 stops7h 45m
Southwest
mié. 2/259:00 am
HOU
-
PDX
1 stop6h 35m
Southwest
Deal found 1/14$232

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 enero 15, 2026.
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 - IAH

PDXIAH

Portland

sáb. 2/21

12:57 pm-7:05 pm

Nonstop4h 08m

Houston George Bush Intcntl

mar. 2/24

6:30 am-1:44 pm

1 stop9h 14m

$217

PortlandHouston

PDX - HOU

PDXHOU

Portland

sáb. 3/7

2:05 pm-12:15 am

1 stop8h 10m

Houston Hobby

mar. 3/10

12:00 pm-4:50 pm

1 stop6h 50m

$217

PortlandHouston

PDX - IAH

PDXIAH

Portland

dom. 2/8

12:59 pm-7:10 pm

Nonstop4h 11m

Houston George Bush Intcntl

sáb. 2/28

8:08 pm-10:59 pm

Nonstop4h 51m

$217

PortlandHouston

PDX - IAH

PDXIAH

Portland

mié. 2/11

12:59 pm-7:10 pm

Nonstop4h 11m

Houston George Bush Intcntl

mié. 2/18

9:40 am-2:48 pm

1 stop7h 08m

$217

PortlandHouston

PDX - IAH

PDXIAH

Portland

mié. 2/11

6:25 am-5:46 pm

2 stops9h 21m

Houston George Bush Intcntl

mié. 2/18

11:34 am-4:08 pm

1 stop6h 34m

$222

PortlandHouston

PDX - IAH

PDXIAH

Portland

sáb. 3/7

8:30 am-11:54 pm

1 stop13h 24m

Houston George Bush Intcntl

mar. 3/10

5:33 pm-8:03 pm

Nonstop4h 30m

$227

PortlandHouston

PDX - IAH

PDXIAH

Portland

dom. 2/8

9:10 am-6:17 pm

1 stop7h 07m

Houston George Bush Intcntl

mar. 2/10

7:00 am-12:38 pm

1 stop7h 38m

$227

PortlandHouston

PDX - IAH

PDXIAH

Portland

mar. 4/7

12:30 am-10:10 am

1 stop7h 40m

Houston George Bush Intcntl

lun. 4/13

6:35 pm-11:53 pm

1 stop7h 18m

$227

PortlandHouston

PDX - HOU

PDXHOU

Portland

mié. 3/25

2:20 pm-10:40 pm

1 stop6h 20m

Houston Hobby

lun. 4/6

7:30 pm-12:55 am

1 stop7h 25m

$227

PortlandHouston

PDX - IAH

PDXIAH

Portland

mar. 3/17

1:10 pm-11:49 pm

1 stop8h 39m

Houston George Bush Intcntl

dom. 3/22

6:47 am-12:14 pm

1 stop7h 27m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

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 January 9, 2026.

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 $234). 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 enero 15, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland to Houston as you normally would.

How much does it cost to fly round-trip from Portland to Houston?

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 enero 15, 2026.
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
11,721 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,721 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,050 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Hawaiian Airlines
7.8
Good
2,827 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,164 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Frontier
5.7
Fair
3,057 reviews
Alaska Airlines
8.0
Very good
11,721 reviews

Crew

8.5

Entertainment

7.0

Overall

8.0

Food

7.1

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

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. United Airlines provides one of the quickest options available for as low as $217. 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 $141. Users have found that Spirit Airlines is 82% 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 $234). 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 enero 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$60Average$167FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$98Average$285FlexibilityNo cancel feeOn-time85%
FrontierCheapest$141Average$223FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$177Average$318FlexibilityNo cancel feeOn-time75%
DeltaCheapest$190Average$305FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$203Average$410FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$236Average$475FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$236Average$391FlexibilityNo cancel feeOn-time63%

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