Houston

$81+ 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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HOU
Feb 27 — Mar 61
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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 January 28, 2026.

This CheapOair deal was found by Cheapflights users on 1/26. 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.
Wed 5/131:48 pm
PDX
-
IAH
1 stop17h 01m
Frontier
Mon 5/186:45 am
IAH
-
PDX
1 stop6h 18m
Frontier
Deal found 1/26$212
This Expedia deal was found by Cheapflights users on 1/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/712:52 pm
PDX
-
IAH
1 stop21h 10m
Multiple Airlines
Wed 5/136:18 pm
IAH
-
PDX
Nonstop4h 32m
Multiple Airlines
Deal found 1/27$214
This Expedia deal was found by Cheapflights users on 1/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/2411:48 am
PDX
-
IAH
1 stop21h 54m
Frontier
Thu 5/712:57 pm
IAH
-
PDX
1 stop22h 02m
Frontier
Deal found 1/27$215
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/79:24 am
PDX
-
IAH
2 stops20h 34m
Frontier
Sun 3/1510:56 pm
IAH
-
PDX
1 stop14h 13m
Frontier
Deal found 1/27$216
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/72:05 pm
PDX
-
IAH
Nonstop4h 12m
United Airlines
Sun 3/155:00 am
IAH
-
PDX
1 stop6h 54m
United Airlines
Deal found 1/27$217
This Southwest deal was found by Cheapflights users on 1/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:00 am
PDX
-
HOU
1 stop5h 45m
Southwest
Tue 3/36:15 am
HOU
-
PDX
1 stop6h 20m
Southwest
Deal found 1/26$217
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/221:48 pm
PDX
-
IAH
1 stop9h 00m
Frontier
Tue 5/56:57 pm
IAH
-
PDX
2 stops42h 06m
Frontier
Deal found 1/27$218
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/291:48 pm
PDX
-
IAH
1 stop9h 00m
Frontier
Thu 5/71:58 pm
IAH
-
PDX
2 stops23h 05m
Frontier
Deal found 1/27$219
This CheapOair deal was found by Cheapflights users on 1/28. 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.
Wed 5/61:48 pm
PDX
-
IAH
1 stop17h 01m
Frontier
Mon 5/116:45 am
IAH
-
PDX
1 stop6h 18m
Frontier
Deal found 1/28$221
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/291:05 pm
PDX
-
IAH
1 stop8h 43m
Delta
Sat 5/29:43 am
IAH
-
PDX
2 stops12h 22m
Delta
Deal found 1/26$222
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Fri 4/241:55 pm
PDX
-
IAH
Nonstop4h 18m
United Airlines
Mon 4/278:15 pm
IAH
-
PDX
Nonstop4h 43m
United Airlines
Deal found 1/28$224
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/151:48 pm
PDX
-
IAH
1 stop9h 00m
Multiple Airlines
Sun 4/194:49 pm
IAH
-
PDX
1 stop21h 08m
Multiple Airlines
Deal found 1/27$225

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 January 28, 2026.

Round-trip from

$212
(CheapOair)

One-way from

$81
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$266
From Portland to Houston
One-way flight from Portland to Houston
Highest demand for flights based on searches. 10% potential increase in price ($41 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Average for round-trip flights in January 2026

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 January 28, 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

Fri 4/24

7:14 pm-6:28 am

1 stop9h 14m

Houston George Bush Intcntl

Sat 5/2

10:00 am-12:43 pm

Nonstop4h 43m

$217

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 2/24

12:57 pm-7:05 pm

Nonstop4h 08m

Houston George Bush Intcntl

Tue 3/3

3:22 pm-11:04 pm

1 stop9h 42m

$217

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 2/24

6:00 am-9:13 pm

2 stops13h 13m

Houston George Bush Intcntl

Tue 3/3

12:47 pm-8:30 pm

1 stop9h 43m

$222

PortlandHouston

PDX - IAH

PDXIAH

Portland

Mon 5/4

12:30 am-1:54 pm

2 stops11h 24m

Houston George Bush Intcntl

Wed 5/6

12:25 pm-4:07 pm

1 stop5h 42m

$222

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 5/6

10:52 am-5:18 pm

Nonstop4h 26m

Houston George Bush Intcntl

Sun 5/10

6:18 pm-8:50 pm

Nonstop4h 32m

$227

PortlandHouston

PDX - HOU

PDXHOU

Portland

Wed 3/4

6:20 am-3:25 pm

1 stop7h 05m

Houston Hobby

Wed 3/4

5:40 pm-10:35 pm

1 stop6h 55m

$227

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 5/5

9:30 pm-5:40 am

1 stop6h 10m

Houston George Bush Intcntl

Sat 5/9

6:18 pm-8:50 pm

Nonstop4h 32m

$227

PortlandHouston

PDX - HOU

PDXHOU

Portland

Wed 4/22

11:15 am-8:00 pm

1 stop6h 45m

Houston Hobby

Tue 5/5

6:05 pm-10:25 pm

1 stop6h 20m

$227

PortlandHouston

PDX - IAH

PDXIAH

Portland

Mon 5/4

12:30 am-9:51 am

1 stop7h 21m

Houston George Bush Intcntl

Fri 5/8

3:40 pm-10:25 pm

1 stop8h 45m

$227

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sat 3/7

8:30 am-11:54 pm

1 stop13h 24m

Houston George Bush Intcntl

Wed 3/11

5:33 pm-8:03 pm

Nonstop4h 30m

$227

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 39 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 23, 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 $236). 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 January 28, 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.

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
Our travel experts
Evie Carrick

Evie Carrick

Expert on IAH

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.

Brandon Schultz

Brandon Schultz

Expert on PDX

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.

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 January 28, 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.

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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

Overall

8.0

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

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 26m. United Airlines provides one of the quickest options available for as low as $227. 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 $143. 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 $86 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 $236). 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

Browse thousands of different options on Cheapflights for your next trip

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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.

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 January 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$60Average$169FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$98Average$285FlexibilityNo cancel feeOn-time85%
FrontierCheapest$143Average$238FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$177Average$314FlexibilityNo cancel feeOn-time75%
DeltaCheapest$190Average$315FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$197Average$401FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$217Average$396FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$236Average$449FlexibilityNo cancel feeOn-time71%

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