Houston

$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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HOU
Jun 4 — Jun 111
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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 May 5, 2026.

This Expedia deal was found by Cheapflights users on 5/4. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/2212:35 pm
PDX
-
IAH
1 stop10h 09m
Frontier
Tue 5/266:30 am
IAH
-
PDX
1 stop12h 31m
Frontier
Deal found 5/4$260
This Frontier deal was found by Cheapflights users on 5/4. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2812:35 pm
PDX
-
IAH
1 stop10h 09m
Frontier
Mon 6/16:30 am
IAH
-
PDX
1 stop12h 16m
Frontier
Deal found 5/4$264
This CheapOair deal was found by Cheapflights users on 5/4. 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.
Mon 5/185:31 pm
PDX
-
IAH
1 stop19h 41m
Frontier
Wed 5/275:40 pm
IAH
-
PDX
1 stop25h 06m
Frontier
Deal found 5/4$266
This United Airlines deal was found by Cheapflights users on 4/30. 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 5/3011:59 pm
PDX
-
IAH
Nonstop4h 06m
United Airlines
Sat 6/65:15 am
IAH
-
PDX
1 stop6h 32m
United Airlines
Deal found 4/30$267
This Frontier deal was found by Cheapflights users on 5/5. 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 6/112:35 pm
PDX
-
IAH
1 stop10h 09m
Frontier
Tue 6/26:30 am
IAH
-
PDX
1 stop12h 31m
Frontier
Deal found 5/5$270
This Frontier deal was found by Cheapflights users on 5/5. 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.
Sat 5/3012:35 pm
PDX
-
IAH
1 stop6h 55m
Frontier
Sat 6/65:40 pm
IAH
-
PDX
1 stop25h 06m
Frontier
Deal found 5/5$271
This Booking.com deal was found by Cheapflights users on 5/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1012:35 pm
PDX
-
IAH
1 stop23h 09m
Frontier
Wed 5/201:28 pm
IAH
-
PDX
1 stop22h 52m
Frontier
Deal found 5/1$274
This American Airlines deal was found by Cheapflights users on 5/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/265:05 am
PDX
-
IAH
1 stop6h 26m
American Airlines
Tue 6/28:31 am
IAH
-
PDX
1 stop6h 24m
American Airlines
Deal found 5/4$277
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/2311:59 am
PDX
-
HOU
1 stop5h 52m
American Airlines
Sat 5/308:23 pm
HOU
-
PDX
1 stop6h 27m
American Airlines
Deal found 4/30$277
This Kiwi.com deal was found by Cheapflights users on 5/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3012:35 pm
PDX
-
IAH
1 stop6h 55m
Frontier
Sun 6/75:40 pm
IAH
-
PDX
2 stops20h 10m
Frontier
Deal found 5/2$278
This Expedia deal was found by Cheapflights users on 5/2. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:15 am
PDX
-
IAH
Nonstop4h 31m
Multiple Airlines
Mon 6/810:05 pm
IAH
-
PDX
1 stop20h 30m
Multiple Airlines
Deal found 5/2$279
This Southwest deal was found by Cheapflights users on 5/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/306:25 am
PDX
-
HOU
1 stop6h 45m
Southwest
Sat 6/68:15 am
HOU
-
PDX
1 stop10h 35m
Southwest
Deal found 5/4$282

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 May 5, 2026.

Round-trip from

$260
(Expedia)

One-way from

$85
(Super.com)

Popular in

March

Cheapest in

January

Average price

$287
From Portland to Houston
One-way flight from Portland to Houston
Highest demand for flights based on searches. 13% potential increase in price ($54 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Average for round-trip flights in May 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 May 5, 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 5/26

11:12 pm-1:14 pm

2 stops12h 02m

Houston George Bush Intcntl

Tue 6/2

7:59 pm-11:44 pm

1 stop5h 45m

$282
Quickest round-trip

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sat 5/23

11:59 pm-6:05 am

Nonstop4h 06m

Houston George Bush Intcntl

Mon 5/25

8:17 pm-10:48 pm

Nonstop4h 31m

$287

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 5/26

2:06 pm-11:54 pm

1 stop7h 48m

Houston George Bush Intcntl

Thu 5/28

6:00 am-4:00 pm

2 stops12h 00m

$312

PortlandHouston

PDX - HOU

PDXHOU

Portland

Fri 6/5

5:00 am-2:30 pm

2 stops7h 30m

Houston Hobby

Tue 6/9

7:55 pm-12:05 am

1 stop6h 10m

$332

PortlandHouston

PDX - HOU

PDXHOU

Portland

Mon 6/1

8:05 am-6:35 pm

2 stops8h 30m

Houston Hobby

Tue 6/2

8:45 am-4:25 pm

2 stops9h 40m

$337

PortlandHouston

PDX - HOU

PDXHOU

Portland

Thu 6/4

5:00 am-2:30 pm

2 stops7h 30m

Houston Hobby

Mon 6/8

7:50 pm-1:20 am

1 stop7h 30m

$362

PortlandHouston

PDX - HOU

PDXHOU

Portland

Mon 6/8

11:30 pm-9:45 am

1 stop8h 15m

Houston Hobby

Wed 6/10

4:30 pm-11:30 pm

1 stop9h 00m

$364

PortlandHouston

PDX - IAH

PDXIAH

Portland

Thu 6/4

11:05 am-9:36 pm

1 stop8h 31m

Houston George Bush Intcntl

Fri 6/5

4:47 pm-7:18 pm

Nonstop4h 31m

$367

PortlandHouston

PDX - HOU

PDXHOU

Portland

Mon 5/25

6:00 am-5:40 pm

2 stops9h 40m

Houston Hobby

Wed 5/27

2:30 pm-11:00 pm

1 stop10h 30m

$388

PortlandHouston

PDX - HOU

PDXHOU

Portland

Fri 9/18

1:40 pm-9:45 pm

1 stop6h 05m

Houston Hobby

Sun 9/20

6:15 pm-11:30 pm

1 stop7h 15m

$392

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 39 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?

Booking 37 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, May is the cheapest month in which you can book a flight from Portland to Houston (average of $66). Flying from Portland to Houston in February is currently the most expensive (average of $194). 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 May 5, 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
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 May 5, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines,Southwest, andHawaiian 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.

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

Food

7.1

Comfort

7.8

Crew

8.5

Boarding

8.1

Entertainment

7.0

Overall

7.9

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

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 7 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 06m. Frontier provides one of the quickest options available for as low as $267. 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 $88. Other airlines that can offer you cheap pricing are Frontier, from $144, and Alaska Airlines, from $177. Users have found that Hawaiian Airlines is 73% 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 Hawaiian Airlines. According to our data, you can fly for as low as $88. Users have also found prices from $90 and $98 on Southwest and Delta, 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, May is the cheapest month in which you can book a flight from Portland to Houston (average of $66). Flying from Portland to Houston in February is currently the most expensive (average of $194). 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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Top 7 airlines flying from Portland to Houston

Discover the top 7 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 May 5, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$88Average$242FlexibilityNo cancel feeOn-time85%
FrontierCheapest$144Average$294FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$177Average$328FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$197Average$389FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$216Average$366FlexibilityNo cancel feeOn-time63%
DeltaCheapest$216Average$337FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$236Average$471FlexibilityNo cancel feeOn-time71%

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