Houston

$59+ 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 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HOU
Apr 7 — Apr 141
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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 March 8, 2026.

This Priceline deal was found by Cheapflights users on 3/4. 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.
Tue 5/191:48 pm
PDX
-
IAH
1 stop9h 00m
Frontier
Sun 5/246:15 am
IAH
-
PDX
1 stop6h 58m
Frontier
Deal found 3/4$220
This CheapOair deal was found by Cheapflights users on 3/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2812:13 pm
PDX
-
IAH
1 stop15h 27m
Frontier
Sun 5/319:52 pm
IAH
-
PDX
1 stop15h 21m
Frontier
Deal found 3/4$222
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 5/51:48 pm
PDX
-
IAH
1 stop9h 00m
Frontier
Sun 5/105:49 pm
IAH
-
PDX
2 stops45h 13m
Frontier
Deal found 3/8$223
This Kiwi.com deal was found by Cheapflights users on 3/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/19:54 am
PDX
-
IAH
2 stops12h 54m
Frontier
Sun 5/39:34 am
IAH
-
PDX
1 stop27h 29m
Frontier
Deal found 3/4$225
This Kiwi.com deal was found by Cheapflights users on 3/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2812:38 pm
PDX
-
IAH
1 stop9h 18m
Frontier
Mon 5/43:06 pm
IAH
-
PDX
2 stops23h 56m
Frontier
Deal found 3/4$227
This Kiwi.com deal was found by Cheapflights users on 3/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/89:53 am
PDX
-
IAH
2 stops16h 57m
Multiple Airlines
Tue 5/124:02 pm
IAH
-
PDX
1 stop23h 00m
Multiple Airlines
Deal found 3/4$229
This CheapOair deal was found by Cheapflights users on 3/7. 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 5/191:48 pm
PDX
-
IAH
1 stop23h 19m
Frontier
Tue 5/265:09 pm
IAH
-
PDX
1 stop20h 04m
Frontier
Deal found 3/7$231
This Frontier deal was found by Cheapflights users on 3/6. 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 5/1811:48 am
PDX
-
IAH
1 stop11h 00m
Frontier
Wed 5/276:15 am
IAH
-
PDX
1 stop6h 58m
Frontier
Deal found 3/6$232
This Expedia deal was found by Cheapflights users on 3/8. 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.
Tue 5/510:52 am
PDX
-
IAH
Nonstop4h 26m
Multiple Airlines
Sun 5/106:45 am
IAH
-
PDX
1 stop6h 18m
Multiple Airlines
Deal found 3/8$234
This Kiwi.com deal was found by Cheapflights users on 3/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2112:38 pm
PDX
-
IAH
1 stop9h 18m
Frontier
Thu 4/234:06 pm
IAH
-
PDX
2 stops18h 53m
Frontier
Deal found 3/4$235
This Kiwi.com deal was found by Cheapflights users on 3/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:54 am
PDX
-
IAH
1 stop22h 40m
Multiple Airlines
Mon 4/2010:44 am
IAH
-
PDX
1 stop27h 08m
Multiple Airlines
Deal found 3/4$236
This Alaska Airlines deal was found by Cheapflights users on 3/7. 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 4/2510:52 am
PDX
-
IAH
Nonstop4h 26m
Alaska Airlines
Tue 4/286:18 pm
IAH
-
PDX
Nonstop4h 32m
Alaska Airlines
Deal found 3/7$237

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 March 8, 2026.

Round-trip from

$220
(Frontier)

One-way from

$59
(Trip.com)

Popular in

March

Cheapest in

October

Average price

$436
From Portland to Houston
One-way flight from Portland to Houston
Highest demand for flights based on searches. 13% potential increase in price ($53 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Average for round-trip flights in March 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 March 8, 2026.
Use the filters below to find and compare flights from Portland to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 4/28

12:38 pm-11:56 pm

1 stop9h 18m

Houston George Bush Intcntl

Sat 5/2

1:48 pm-10:20 am

2 stops22h 32m

$249
Quickest round-trip

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sat 4/25

10:52 am-5:18 pm

Nonstop4h 26m

Houston George Bush Intcntl

Sat 4/25

6:18 pm-8:50 pm

Nonstop4h 32m

$272

PortlandHouston

PDX - HOU

PDXHOU

Portland

Wed 4/29

7:00 am-5:55 pm

2 stops8h 55m

Houston Hobby

Sat 5/2

8:15 am-12:55 pm

1 stop6h 40m

$289

PortlandHouston

PDX - HOU

PDXHOU

Portland

Fri 5/8

8:35 am-6:50 pm

2 stops8h 15m

Houston Hobby

Tue 5/12

8:50 am-1:50 pm

1 stop7h 00m

$292

PortlandHouston

PDX - HOU

PDXHOU

Portland

Tue 4/28

5:00 pm-5:00 am

2 stops10h 00m

Houston Hobby

Sat 5/2

8:15 am-5:45 pm

2 stops11h 30m

$294

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 5/5

12:30 am-2:55 pm

2 stops12h 25m

Houston George Bush Intcntl

Thu 5/7

7:45 am-4:23 pm

2 stops10h 38m

$297

PortlandHouston

PDX - HOU

PDXHOU

Portland

Fri 4/17

5:10 am-2:50 pm

1 stop7h 40m

Houston Hobby

Mon 4/20

6:40 pm-12:55 am

1 stop8h 15m

$304

PortlandHouston

PDX - HOU

PDXHOU

Portland

Thu 5/7

8:05 am-6:35 pm

1 stop8h 30m

Houston Hobby

Mon 5/11

6:25 pm-12:25 am

1 stop8h 00m

$317

PortlandHouston

PDX - HOU

PDXHOU

Portland

Fri 4/24

3:00 pm-11:10 pm

1 stop6h 10m

Houston Hobby

Mon 4/27

7:50 pm-12:25 am

1 stop6h 35m

$317

PortlandHouston

PDX - HOU

PDXHOU

Portland

Thu 4/23

6:10 am-3:45 pm

1 stop7h 35m

Houston Hobby

Sun 4/26

5:40 am-9:30 am

1 stop5h 50m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Showing 1-10 of 38 resultsSorted by cheapest first
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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 March 6, 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 $238). 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 March 8, 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 March 8, 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.

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

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. Frontier provides one of the quickest options available for as low as $272. 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 Delta, from $108. 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 $63. 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 $238). 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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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 March 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$70Average$159FlexibilityNo cancel feeOn-time65%
Hawaiian AirlinesCheapest$98Average$265FlexibilityNo cancel feeOn-time85%
FrontierCheapest$144Average$253FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$177Average$313FlexibilityNo cancel feeOn-time75%
DeltaCheapest$190Average$310FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$197Average$392FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$216Average$366FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$236Average$442FlexibilityNo cancel feeOn-time71%

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