Cheap flights from Portland to Houston from $91
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 8/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Delta flights from Portland to Houston George Bush Intcntl Airport
Our best Delta deals on Portland to Houston George Bush Intcntl Airport flight tickets
Alaska Airlines flights from Portland to Houston George Bush Intcntl Airport
Our best Alaska Airlines deals on Portland to Houston George Bush Intcntl Airport flight tickets
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How to get the cheapest flight ticket from Portland to Houston George Bush Intcntl Airport
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 cheapest month to fly to Houston George Bush Intcntl Airport?
The month of May is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Portland, with most prices found around $338. If you are unable to visit Houston George Bush Intcntl Airport during the month of May, then departing from Portland during the month August is also very affordable. Most momondo users find prices during this month for around $339.
What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?
The cheapest day to depart from Portland to Houston George Bush Intcntl Airport is on a Thursday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Thursday will often find tickets for as low as $496. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Monday is $632.
What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?
Our data shows that the cheapest Portland to Houston George Bush Intcntl Airport flights are usually those with departure times in the afternoon. Our users have found flights to Houston George Bush Intcntl Airport in the afternoon for as low as $339. Try not to purchase tickets in the evening because they tend to be around $575. 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 George Bush Intcntl flight route?
Fly from Portland to Houston George Bush Intcntl for the best Portland - Houston George Bush Intcntl flight prices
How far in advance should I book a flight to Houston George Bush Intcntl Airport?
You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Portland when booking 10 weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $403 when searching 10 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Portland for as low as $319 on momondo.
What cabin class options are available on Portland to Houston George Bush Intcntl flights?
There are 4 cabin classes available to choose from on Portland to Houston George Bush Intcntl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Portland to Houston George Bush Intcntl?
Delta, Spirit Airlines, and Hawaiian Airlines are the most popular carriers operating from Portland to Houston George Bush Intcntl
What airlines fly to Houston George Bush Intcntl Airport?
United Airlines, Frontier and Alaska Airlines are the top three most popular airlines that fly to Houston George Bush Intcntl Airport from Portland according to our data. United Airlines is the first choice among our users, with 76% of people opting to fly with this airline when traveling to Houston George Bush Intcntl Airport. Keep in mind that there are 7 different airlines that fly to Houston George Bush Intcntl Airport on a routine basis, so you have a few additional options to choose from.
How many flights depart from Portland to Houston George Bush Intcntl Airport on average per day?
As of June 2025, 5 flights take off from Portland and land in Houston George Bush Intcntl Airport each day. The most common flight departure time for this route is 10:00AM, with 58% of daily flights taking off at noon.
How many flights depart from Portland to Houston George Bush Intcntl Airport on average per week?
As of June 2025, there are 40 flights per week flying from Portland to Houston George Bush Intcntl Airport. The most common day of the week flights depart is Thu, with 20% of flights taking off on this day.
When to book flights from Portland to Houston George Bush Intcntl Airport
Cheap Portland to Houston George Bush Intcntl Airport (PDX to IAH) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland to Houston George Bush Intcntl Airport
How far is Portland to Houston George Bush Intcntl by plane?
Houston George Bush Intcntl is 1822.9 mi away from Portland. 4h 06m is a normal flight duration for this route.
When did momondo last update prices for flights from Portland Airport to Houston George Bush Intcntl Airport?
Prices for flights from Portland Airport to Houston George Bush Intcntl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Portland Airport to Houston George Bush Intcntl Airport?
The number of operators available for flights from Portland Airport to Houston George Bush Intcntl Airport is 7 as of June 2025.
How old do you have to be to fly from Portland Airport to Houston George Bush Intcntl Airport?
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 George Bush Intcntl Airport.
What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?
The travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Portland to Houston George Bush Intcntl Airport?
Based on momondo bookings for flights between Portland and Houston George Bush Intcntl Airport, the leading plane model is Boeing 737 MAX 9, making up 33.67% of the total bookings. Other popular models include Boeing 737-900 with 12.31%, Boeing 737-900 Passenger/BBJ3 (winglets) with 11.91%, and Airbus A320-100/200 with 11.78%.
What is the most popular airline from Portland to Houston George Bush Intcntl Airport?
Based on momondo bookings for flights between Portland and Houston George Bush Intcntl Airport, the leading airline is United Airlines, making up 68% of the total bookings. Other popular airlines include Frontier with 8%, Alaska Airlines with 7%, and Delta with 5%.
Best airlines flying from Portland to Houston George Bush Intcntl Airport
Compare and see reviews for airlines that fly from Portland to Houston George Bush Intcntl Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $67 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $100 | Free Cancellation | Rating 6.3 8,052 reviews | |||
| PriceFrom $133 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $138 | Free Cancellation | Rating 7.8 2,494 reviews | |||
| PriceFrom $216 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $269 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $278 | Free Cancellation | Rating 7.2 10,000 reviews |
Alaska Airlines Flights From Portland to Houston George Bush Intcntl Airport
Alaska Airlines is one of the most popular airlines flying from Portland to Houston George Bush Intcntl Airport, operating 6 flights/week on average for this route. A good Alaska Airlines flight deal for Portland to Houston George Bush Intcntl Airport starts from $67 round-trip, up to an average price of $423. Our users have rated Alaska Airlines at 8.0/10.
Hawaiian Airlines Flights From Portland to Houston George Bush Intcntl Airport
Across 2,494 Hawaiian Airlines reviews on momondo, the average score is 7.8/10. Hawaiian Airlines flies from Portland to Houston George Bush Intcntl Airport about 6 times each week, with ticket deals ranging from $138 to $314. Price data is based on momondo searches in the last 72 hours.
Traveling to a place near Houston?
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Why should I use momondo to find a flight deal from Portland to Houston?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Houston. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Portland to Houston with flexible booking policies on momondo?
momondo does allow users to show only those flights to Houston from Portland which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Portland to Houston?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Portland.
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.