Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Portland to Houston from $81

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Houston departing on 3/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Portland to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
12:27 pm - 12:48 am
PDX
-
IAH
10h 21m
1 stop
Frontier Logo
7:15 am - 11:42 am
IAH
-
PDX
6h 27m
1 stop
$210Frontier
Sat, Apr 25 - Sat, May 2
Frontier Logo
1:48 pm - 8:49 am
PDX
-
IAH
17h 01m
1 stop
Frontier Logo
6:45 am - 11:03 am
IAH
-
PDX
6h 18m
1 stop
$212Frontier
Wed, May 13 - Mon, May 18
Multiple Airlines Logo
12:52 pm - 12:02 pm
PDX
-
IAH
21h 10m
1 stop
Multiple Airlines Logo
6:18 pm - 8:50 pm
IAH
-
PDX
4h 32mnonstop
$214Multiple Airlines
Thu, May 7 - Wed, May 13
Frontier Logo
5:19 pm - 5:19 pm
PDX
-
IAH
22h 00m
1 stop
Frontier Logo
10:56 pm - 11:03 am
IAH
-
PDX
14h 07m
1 stop
$215Frontier
Thu, Apr 9 - Sun, Apr 12
Frontier Logo
9:24 am - 7:58 am
PDX
-
IAH
20h 34m
2 stops
Frontier Logo
10:56 pm - 11:09 am
IAH
-
PDX
14h 13m
1 stop
$216Frontier
Sat, Mar 7 - Sun, Mar 15
United Airlines Logo
2:05 pm - 8:17 pm
PDX
-
IAH
4h 12mnonstop
United Airlines Logo
5:00 am - 9:54 am
IAH
-
PDX
6h 54m
1 stop
$217United Airlines
Sat, Mar 7 - Sun, Mar 15
Southwest Logo
6:00 am - 1:45 pm
PDX
-
HOU
5h 45m
1 stop
Southwest Logo
6:15 am - 10:35 am
HOU
-
PDX
6h 20m
1 stop
$217Southwest
Tue, Feb 24 - Tue, Mar 3
Delta Logo
1:05 pm - 11:48 pm
PDX
-
IAH
8h 43m
1 stop
Delta Logo
9:43 am - 8:05 pm
IAH
-
PDX
12h 22m
2 stops
$222Delta
Wed, Apr 29 - Sat, May 2
Delta Logo
7:11 pm - 10:01 am
PDX
-
HOU
12h 50m
2 stops
Delta Logo
1:06 pm - 7:16 pm
HOU
-
PDX
8h 10m
1 stop
$222Delta
Tue, Feb 24 - Tue, Mar 3
Southwest Logo
11:25 am - 10:15 pm
PDX
-
HOU
8h 50m
1 stop
Southwest Logo
4:05 pm - 8:55 pm
HOU
-
PDX
6h 50m
1 stop
$227Southwest
Tue, Feb 24 - Fri, Feb 27

Southwest flights from Portland to Houston

Our best Southwest deals on Portland to Houston flight tickets
Southwest
Feb 24
PDX6:00 amPortland
5h 45m
1 stop
HOU1:45 pmHouston Hobby
Mar 3
HOU6:15 amHouston Hobby
6h 20m
1 stop
PDX10:35 amPortland
$217
Southwest
Feb 24
PDX11:25 amPortland
8h 50m
1 stop
HOU10:15 pmHouston Hobby
Feb 27
HOU4:05 pmHouston Hobby
6h 50m
1 stop
PDX8:55 pmPortland
$227
Southwest
Feb 24
PDX6:30 amPortland
9h 20m
2 stops
HOU5:50 pmHouston Hobby
Mar 3
HOU5:40 pmHouston Hobby
6h 55m
1 stop
PDX10:35 pmPortland
$232

American Airlines flights from Portland to Houston

Our best American Airlines deals on Portland to Houston flight tickets
American Airlines
Feb 1
PDX7:38 amPortland
7h 27m
1 stop
IAH5:05 pmHouston George Bush Intcntl
Mar 4
IAH5:00 amHouston George Bush Intcntl
8h 07m
1 stop
PDX11:07 amPortland
$247
American Airlines
Feb 24
PDX11:40 pmPortland
6h 43m
1 stop
IAH8:23 amHouston George Bush Intcntl
Mar 3
IAH4:36 pmHouston George Bush Intcntl
7h 16m
1 stop
PDX9:52 pmPortland
$262
American Airlines
Mar 5
PDX11:40 pmPortland
8h 03m
1 stop
HOU9:43 amHouston Hobby
Mar 11
HOU6:00 amHouston Hobby
7h 07m
1 stop
PDX11:07 amPortland
$272

momondo 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, momondo users made 832,500 searches. Data last updated January 29, 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

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sat 4/25

12:27 pm-12:48 am

1 stop10h 21m

Houston George Bush Intcntl

Sat 5/2

7:15 am-11:42 am

1 stop6h 27m

$210

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 5/13

1:48 pm-8:49 am

1 stop17h 01m

Houston George Bush Intcntl

Mon 5/18

6:45 am-11:03 am

1 stop6h 18m

$212

PortlandHouston

PDX - IAH

PDXIAH

Portland

Thu 5/7

12:52 pm-12:02 pm

1 stop21h 10m

Houston George Bush Intcntl

Wed 5/13

6:18 pm-8:50 pm

Nonstop4h 32m

$214

PortlandHouston

PDX - IAH

PDXIAH

Portland

Thu 4/9

5:19 pm-5:19 pm

1 stop22h 00m

Houston George Bush Intcntl

Sun 4/12

10:56 pm-11:03 am

1 stop14h 07m

$215

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sat 3/7

9:24 am-7:58 am

2 stops20h 34m

Houston George Bush Intcntl

Sun 3/15

10:56 pm-11:09 am

1 stop14h 13m

$216

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sat 3/7

2:05 pm-8:17 pm

Nonstop4h 12m

Houston George Bush Intcntl

Sun 3/15

5:00 am-9:54 am

1 stop6h 54m

$217

PortlandHouston

PDX - HOU

PDXHOU

Portland

Tue 2/24

6:00 am-1:45 pm

1 stop5h 45m

Houston Hobby

Tue 3/3

6:15 am-10:35 am

1 stop6h 20m

$217

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 4/29

1:05 pm-11:48 pm

1 stop8h 43m

Houston George Bush Intcntl

Sat 5/2

9:43 am-8:05 pm

2 stops12h 22m

$222

PortlandHouston

PDX - HOU

PDXHOU

Portland

Tue 2/24

7:11 pm-10:01 am

2 stops12h 50m

Houston Hobby

Tue 3/3

1:06 pm-7:16 pm

1 stop8h 10m

$222

PortlandHouston

PDX - HOU

PDXHOU

Portland

Tue 2/24

11:25 am-10:15 pm

1 stop8h 50m

Houston Hobby

Fri 2/27

4:05 pm-8:55 pm

1 stop6h 50m

$227

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Houston from

How to get the cheapest flight ticket from Portland to Houston

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Portland and Houston?

What is the cheapest month to fly to Houston?

The month of January is, on average, the cheapest month to fly to Houston from Portland, with most prices found around $266. The month of October is another great option to travel to Houston, with average flight prices from Portland averaging around $268.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest Portland to Houston flights are usually those with departure times at noon. Our users have found flights to Houston at noon for as low as $450. Try not to purchase tickets in the evening because they tend to be around $528. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Portland to Houston flight route?

Fly from Portland to Houston George Bush Intcntl for the best Portland - Houston flight prices

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $346 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Portland for as low as $276 on momondo.

What cabin class options are available on Portland to Houston flights?

There are 4 cabin classes available to choose from on Portland to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Portland to Houston flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Houston

Fastest flight time

4h 08m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Portland to Houston takes 4h 08m
Direct flights go from Portland to Houston every day.
There are 2 airports in Houston. From Portland there are direct flights to Houston George Bush Intcntl (IAH).
Search flight deals

  • How far is Portland to Houston by plane?

    There are 1832.8 mi between Portland and Houston. In terms of flight time, this usually takes a little over 4h 08m.

  • When did momondo last update prices for flights from Portland Airport to Houston?

    Prices for flights from Portland Airport to Houston refresh daily.

  • How many operators does momondo search for flights from Portland Airport to Houston?

  • How old do you have to be to fly from Portland Airport to Houston?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The required travel and health documents for your Houston trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Houston. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Portland to Houston

Compare and see reviews for airlines that fly from Portland to Houston with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $60Free CancellationRating
6.3
8,394 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $98Free CancellationRating
7.8
2,830 reviews
Search Hawaiian Airlines flights
FrontierPriceFrom $143Free CancellationRating
5.7
3,056 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $177Free CancellationRating
8.0
11,808 reviews
Search Alaska Airlines flights
DeltaPriceFrom $190Free CancellationRating
7.9
8,127 reviews
Search Delta flights
United AirlinesPriceFrom $197Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
SouthwestPriceFrom $217Free CancellationRating
8.0
4,267 reviews
Search Southwest flights
American AirlinesPriceFrom $236Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Houston?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Houston. momondo saves you time and could save you money on your trip.

Can I find flights from Portland to Houston with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to Houston flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to Houston?

Once you have performed a search for Portland to Houston flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Portland to Houston right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Portland to Houston now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Houston and let you know when they change.

An easier way to manage your Houston trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 2/28
Sat 3/7
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States