What airlines fly to Houston?

Alaska Airlines, United Airlines and Frontier are the top three most popular airlines that fly to Houston from Portland according to our data. Alaska Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Houston. Keep in mind that there are 7 different airlines that fly to Houston on a routine basis, so you have a few additional options to choose from.

How many flights depart from Portland to Houston on average per day?

As of August 2026, 1 flights take off from Portland and land in Houston each day. The most common flight departure time for this route is 7:00AM, with 62% of daily flights taking off at noon.

What is the cheapest airline that flies from Portland to Houston?

Frontier, Delta, and Southwest are the most popular carriers operating from Portland to Houston

How many flights depart from Portland to Houston on average per week?

As of August 2026, there are 7 flights per week flying from Portland to Houston. The most common day of the week flights depart is Mon, with 71% of flights taking off on this day.

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?

The number of operators available for flights from Portland Airport to Houston is 7 as of August 2026.

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.

$99 Cheap Flights from Portland to Houston in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Houston

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:45 am - 9:36 pmPDX Portland-IAH Houston George Bush Intcntl

9h 51m2 stops Salt Lake City Minneapolis St Paul

7:20 am - 4:03 pmIAH Houston George Bush Intcntl-PDX Portland

10h 43m2 stops Los Angeles Salt Lake City

$333Delta

Tue, Sep 1 - Sun, Sep 6

5:45 am - 9:36 pmPDX Portland-IAH Houston George Bush Intcntl

13h 51m2 stops Salt Lake City Minneapolis St Paul

2:44 pm - 10:35 pmIAH Houston George Bush Intcntl-PDX Portland

9h 51m2 stops Atlanta Hartsfield-Jackson Salt Lake City

$333Delta

Tue, Sep 1 - Fri, Sep 11

4:20 pm - 12:20 amPDX Portland-HOU Houston Hobby

6h 00m1 stop Denver Intl

7:45 am - 12:40 pmHOU Houston Hobby-PDX Portland

6h 55m1 stop Lambert-St Louis

$335Southwest

Thu, Sep 3 - Sun, Sep 6

7:00 am - 1:31 pmPDX Portland-IAH Houston George Bush Intcntl

4h 31mnonstop

6:17 pm - 8:50 pmIAH Houston George Bush Intcntl-PDX Portland

4h 33mnonstop

$337Alaska Airlines

Wed, Sep 30 - Tue, Oct 6

7:00 am - 1:31 pmPDX Portland-IAH Houston George Bush Intcntl

4h 31mnonstop

6:16 pm - 8:50 pmIAH Houston George Bush Intcntl-PDX Portland

4h 34mnonstop

$337Alaska Airlines

Wed, Sep 9 - Wed, Sep 16

7:10 am - 1:24 pmPDX Portland-IAH Houston George Bush Intcntl

4h 14mnonstop

9:30 am - 11:54 amIAH Houston George Bush Intcntl-PDX Portland

4h 24mnonstop

$337United Airlines

Sat, Sep 5 - Sat, Sep 12

7:09 am - 5:13 pmPDX Portland-IAH Houston George Bush Intcntl

8h 04m1 stop Seattle/Tacoma Intl

6:25 am - 11:43 amIAH Houston George Bush Intcntl-PDX Portland

7h 18m1 stop Denver Intl

$337Multiple Airlines

Wed, Sep 23 - Fri, Sep 25

9:00 am - 4:50 pmPDX Portland-HOU Houston Hobby

5h 50m1 stop Phoenix Sky Harbor Intl

8:10 am - 1:20 pmHOU Houston Hobby-PDX Portland

7h 10m1 stop San Jose

$340Southwest

Sat, Sep 5 - Sat, Sep 12

1:03 pm - 10:45 pmPDX Portland-IAH Houston George Bush Intcntl

7h 42m1 stop San Francisco

9:30 am - 11:59 amIAH Houston George Bush Intcntl-PDX Portland

4h 29mnonstop

$347United Airlines

Tue, Sep 15 - Sat, Oct 3

9:19 am - 11:57 amPDX Portland-HOU Houston Hobby

24h 38m1 stop Provo

4:47 pm - 8:29 amHOU Houston Hobby-PDX Portland

17h 42m1 stop Provo

$740Allegiant Air

Sat, Dec 26 - Fri, Jan 1

Cheap last minute flights

Enter your travel dates to find the best prices.

12:20 pm - 12:40 amPDX Portland-IAH Houston George Bush Intcntl

10h 20m1 stop Denver Intl

10:09 pm - 4:51 pmIAH Houston George Bush Intcntl-PDX Portland

20h 42m1 stop Denver Intl

$418Frontier

Fri, Aug 14 - Sun, Aug 16

5:36 pm - 11:56 pmPDX Portland-IAH Houston George Bush Intcntl

28h 20m1 stop Los Angeles

6:14 pm - 4:51 pmIAH Houston George Bush Intcntl-PDX Portland

24h 37m1 stop Denver Intl

$418Frontier

Fri, Aug 14 - Sun, Aug 16

12:20 pm - 9:14 pmPDX Portland-IAH Houston George Bush Intcntl

6h 54m1 stop Denver Intl

6:16 pm - 8:50 pmIAH Houston George Bush Intcntl-PDX Portland

4h 34mnonstop

$598Multiple Airlines

Fri, Aug 14 - Fri, Aug 21

7:05 am - 1:35 pmPDX Portland-IAH Houston George Bush Intcntl

4h 30mnonstop

10:46 am - 5:11 pmIAH Houston George Bush Intcntl-PDX Portland

8h 25m1 stop Denver Intl

$598Multiple Airlines

Sat, Aug 15 - Thu, Aug 20

7:05 am - 1:35 pmPDX Portland-IAH Houston George Bush Intcntl

4h 30mnonstop

6:19 pm - 8:50 pmIAH Houston George Bush Intcntl-PDX Portland

4h 31mnonstop

$737Alaska Airlines

Fri, Aug 14 - Sun, Aug 16

7:10 am - 1:24 pmPDX Portland-IAH Houston George Bush Intcntl

4h 14mnonstop

8:24 pm - 10:59 pmIAH Houston George Bush Intcntl-PDX Portland

4h 35mnonstop

$737United Airlines

Sat, Aug 15 - Thu, Aug 20

7:10 am - 1:24 pmPDX Portland-IAH Houston George Bush Intcntl

4h 14mnonstop

8:24 pm - 10:59 pmIAH Houston George Bush Intcntl-PDX Portland

4h 35mnonstop

$737United Airlines

Sat, Aug 15 - Sun, Aug 16

5:18 am - 3:26 pmPDX Portland-HOU Houston Hobby

8h 08m1 stop Dallas/Fort Worth

6:14 pm - 11:09 pmHOU Houston Hobby-PDX Portland

6h 55m1 stop Dallas/Fort Worth

$757American Airlines

Sat, Aug 15 - Sun, Aug 16

7:05 am - 1:35 pmPDX Portland-IAH Houston George Bush Intcntl

4h 30mnonstop

8:19 pm - 9:21 amIAH Houston George Bush Intcntl-PDX Portland

15h 02m1 stop Los Angeles

$767Alaska Airlines

Fri, Aug 14 - Sun, Aug 16

5:18 am - 3:26 pmPDX Portland-HOU Houston Hobby

8h 08m1 stop Dallas/Fort Worth

5:41 am - 12:48 pmHOU Houston Hobby-PDX Portland

9h 07m1 stop Dallas/Fort Worth

$832American Airlines

Wed, Aug 12 - Sat, Aug 15

Cheap direct flights

Enter your travel dates to find the best prices.

7:00 am - 1:31 pmPDX Portland-IAH Houston George Bush Intcntl

4h 31mnonstop

6:16 pm - 8:50 pmIAH Houston George Bush Intcntl-PDX Portland

4h 34mnonstop

$337Alaska Airlines

Sat, Sep 19 - Wed, Sep 23

7:00 am - 1:31 pmPDX Portland-IAH Houston George Bush Intcntl

4h 31mnonstop

6:17 pm - 8:50 pmIAH Houston George Bush Intcntl-PDX Portland

4h 33mnonstop

$337Alaska Airlines

Tue, Sep 15 - Sat, Oct 3

7:10 am - 1:24 pmPDX Portland-IAH Houston George Bush Intcntl

4h 14mnonstop

9:30 am - 11:54 amIAH Houston George Bush Intcntl-PDX Portland

4h 24mnonstop

$337United Airlines

Sat, Sep 5 - Sat, Sep 12

10:30 am - 4:52 pmPDX Portland-IAH Houston George Bush Intcntl

4h 22mnonstop

5:50 pm - 8:16 pmIAH Houston George Bush Intcntl-PDX Portland

4h 26mnonstop

$337Alaska Airlines

Wed, Dec 2 - Wed, Dec 9

7:00 am - 1:31 pmPDX Portland-IAH Houston George Bush Intcntl

4h 31mnonstop

6:16 pm - 8:50 pmIAH Houston George Bush Intcntl-PDX Portland

4h 34mnonstop

$337Alaska Airlines

Wed, Sep 16 - Sat, Sep 19

7:19 am - 1:52 pmPDX Portland-IAH Houston George Bush Intcntl

4h 33mnonstop

6:17 pm - 8:50 pmIAH Houston George Bush Intcntl-PDX Portland

4h 33mnonstop

$337Alaska Airlines

Wed, Oct 21 - Wed, Oct 28

7:00 am - 1:31 pmPDX Portland-IAH Houston George Bush Intcntl

4h 31mnonstop

6:16 pm - 8:50 pmIAH Houston George Bush Intcntl-PDX Portland

4h 34mnonstop

$337Alaska Airlines

Wed, Sep 9 - Wed, Sep 16

7:00 am - 1:31 pmPDX Portland-IAH Houston George Bush Intcntl

4h 31mnonstop

6:16 pm - 8:50 pmIAH Houston George Bush Intcntl-PDX Portland

4h 34mnonstop

$337Alaska Airlines

Sat, Sep 12 - Wed, Sep 16

7:00 am - 1:31 pmPDX Portland-IAH Houston George Bush Intcntl

4h 31mnonstop

6:17 pm - 8:50 pmIAH Houston George Bush Intcntl-PDX Portland

4h 33mnonstop

$337Alaska Airlines

Wed, Sep 30 - Sat, Oct 3

11:59 pm - 6:07 amPDX Portland-IAH Houston George Bush Intcntl

4h 08mnonstop

7:50 pm - 10:21 pmIAH Houston George Bush Intcntl-PDX Portland

4h 31mnonstop

$367United Airlines

Sat, Oct 17 - Sun, Oct 18

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

American Airlines flights from Portland to Houston

Our best American Airlines deals on Portland to Houston flight tickets

American Airlines

Sep 19

PDX7:00 amPortland

8h 59m

1 stop

HOU5:59 pmHouston Hobby

Sep 23

HOU6:04 amHouston Hobby

6h 55m

1 stop

PDX10:59 amPortland

$357

American Airlines

Sep 5

PDX6:27 amPortland

6h 59m

1 stop

HOU3:26 pmHouston Hobby

Sep 12

HOU6:59 pmHouston Hobby

6h 24m

1 stop

PDX11:23 pmPortland

$359

American Airlines

Nov 14

PDX7:00 amPortland

7h 32m

1 stop

HOU4:32 pmHouston Hobby

Nov 22

HOU5:02 pmHouston Hobby

9h 03m

1 stop

PDX12:05 amPortland

$387

Southwest flights from Portland to Houston

Our best Southwest deals on Portland to Houston flight tickets

Southwest

Sep 3

PDX4:20 pmPortland

6h 00m

1 stop

HOU12:20 amHouston Hobby

Sep 6

HOU7:45 amHouston Hobby

6h 55m

1 stop

PDX12:40 pmPortland

$335

Southwest

Sep 1

PDX5:50 amPortland

6h 05m

1 stop

HOU1:55 pmHouston Hobby

Sep 8

HOU6:10 pmHouston Hobby

6h 05m

1 stop

PDX10:15 pmPortland

$341

Southwest

Oct 22

PDX5:20 amPortland

7h 05m

1 stop

HOU2:25 pmHouston Hobby

Oct 26

HOU7:30 pmHouston Hobby

7h 50m

1 stop

PDX1:20 amPortland

$342

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandHouston

PDX Portland - IAH Houston George Bush Intcntl

PDXIAH

Portland

Tue 9/1

9:45 am-9:36 pm

2 stops9h 51m

Houston George Bush Intcntl

Sun 9/6

7:20 am-4:03 pm

2 stops10h 43m

$333

PortlandHouston

PDX Portland - IAH Houston George Bush Intcntl

PDXIAH

Portland

Tue 9/1

5:45 am-9:36 pm

2 stops13h 51m

Houston George Bush Intcntl

Fri 9/11

2:44 pm-10:35 pm

2 stops9h 51m

$333

PortlandHouston

PDX Portland - HOU Houston Hobby

PDXHOU

Portland

Thu 9/3

4:20 pm-12:20 am

1 stop6h 00m

Houston Hobby

Sun 9/6

7:45 am-12:40 pm

1 stop6h 55m

$335

PortlandHouston

PDX Portland - IAH Houston George Bush Intcntl

PDXIAH

Portland

Wed 9/30

7:00 am-1:31 pm

Nonstop4h 31m

Houston George Bush Intcntl

Tue 10/6

6:17 pm-8:50 pm

Nonstop4h 33m

$337

PortlandHouston

PDX Portland - IAH Houston George Bush Intcntl

PDXIAH

Portland

Wed 9/9

7:00 am-1:31 pm

Nonstop4h 31m

Houston George Bush Intcntl

Wed 9/16

6:16 pm-8:50 pm

Nonstop4h 34m

$337

Quickest round-trip

PortlandHouston

PDX Portland - IAH Houston George Bush Intcntl

PDXIAH

Portland

Sat 9/5

7:10 am-1:24 pm

Nonstop4h 14m

Houston George Bush Intcntl

Sat 9/12

9:30 am-11:54 am

Nonstop4h 24m

$337

PortlandHouston

PDX Portland - IAH Houston George Bush Intcntl

PDXIAH

Portland

Wed 9/23

7:09 am-5:13 pm

1 stop8h 04m

Houston George Bush Intcntl

Fri 9/25

6:25 am-11:43 am

1 stop7h 18m

$337

PortlandHouston

PDX Portland - HOU Houston Hobby

PDXHOU

Portland

Sat 9/5

9:00 am-4:50 pm

1 stop5h 50m

Houston Hobby

Sat 9/12

8:10 am-1:20 pm

1 stop7h 10m

$340

PortlandHouston

PDX Portland - IAH Houston George Bush Intcntl

PDXIAH

Portland

Tue 9/15

1:03 pm-10:45 pm

1 stop7h 42m

Houston George Bush Intcntl

Sat 10/3

9:30 am-11:59 am

Nonstop4h 29m

$347

PortlandHouston

PDX Portland - HOU Houston Hobby

PDXHOU

Portland

Sat 12/26

9:19 am-11:57 am

1 stop24h 38m

Houston Hobby

Fri 1/1

4:47 pm-8:29 am

1 stop17h 42m

$740

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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

Prices are currently typical for flights on this route.

Typical prices usually range from $332 to $562.
The lowest price recently found on this route was $333.

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 $287.

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 $467. Try not to purchase tickets in the evening because they tend to be around $570. 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 from Portland 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 $363 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 $286 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 07m
Direct flights	Every day
Airports in Houston	2 airports

The fastest flight from Portland to Houston takes 4h 07m

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

Frequently asked questions about flying from Portland to Houston

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 07m.
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?
The number of operators available for flights from Portland Airport to Houston is 7 as of August 2026.
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
Hawaiian Airlines	PriceFrom $88	Free Cancellation	Rating 7.8 2,817 reviews	Search Hawaiian Airlines flights
Frontier	PriceFrom $144	Free Cancellation	Rating 5.6 2,703 reviews	Search Frontier flights
Alaska Airlines	PriceFrom $177	Free Cancellation	Rating 7.9 12,795 reviews	Search Alaska Airlines flights
United Airlines	PriceFrom $197	Free Cancellation	Rating 7.4 10,104 reviews	Search United Airlines flights
Delta	PriceFrom $216	Free Cancellation	Rating 7.8 8,505 reviews	Search Delta flights
Southwest	PriceFrom $217	Free Cancellation	Rating 8.0 4,220 reviews	Search Southwest flights
American Airlines	PriceFrom $226	Free Cancellation	Rating 7.1 11,904 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

Thu 9/10

Thu 9/17

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Other United States destinations

Other flights from Portland

Complete your trip

Feeling lucky

Cheap flights from Portland to Houston from $99

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 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Portland to Houston

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

American Airlines flights from Portland to Houston

Our best American Airlines deals on Portland to Houston flight tickets

Southwest flights from Portland to Houston

Our best Southwest deals on Portland to Houston flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Portland to Houston that are best for you.

See travel insights to Houston from

How to get the cheapest flight ticket from Portland to Houston

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

What is the cheapest month to fly to Houston?

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

What is the cheapest Portland to Houston flight route?

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

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

What is the cheapest airline that flies from Portland to Houston?

What airlines fly to Houston?

How many flights depart from Portland to Houston on average per day?

How many flights depart from Portland to Houston on average per week?

Cheap Portland to Houston flight deals and tips

Fastest flight time

Direct flights

Airports in Houston

Frequently asked questions about flying from Portland to Houston

Best airlines flying from Portland to Houston

Compare and see reviews for airlines that fly from Portland to Houston with momondo

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Texas

Fly your favorite airline to Houston

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Portland

According to popular flight searches on momondo this year

Complete your trip to Houston

Explore popular destinations other users love

According to popular flight searches on momondo this year