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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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 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 $332. The month of September is another great option to travel to Houston, with average flight prices from Portland averaging around $339.
What is the cheapest day to depart on your flight to Houston?
On average, the least expensive day to fly to Houston from Portland is on a Thursday. momondo users have found tickets for Thursday departures for as low as $377. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Sunday is $481.
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 in the afternoon. Our users have found flights to Houston in the afternoon for as low as $367. 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 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 26 weeks ahead of your departure date. In general, you can expect to find flights to Houston for around $379 when searching 26 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 $291 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.
What is the cheapest airline that flies from Portland to Houston?
Delta, Southwest, and Spirit Airlines are the most popular carriers operating from Portland to Houston
What airlines fly to Houston?
United Airlines, Frontier and Alaska Airlines are the top three most popular airlines that fly to Houston from Portland according to our data. United Airlines is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Houston. Keep in mind that there are 8 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 June 2025, 5 flights take off from Portland and land in Houston 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 on average per week?
As of June 2025, there are 40 flights per week flying from Portland to Houston. The most common day of the week flights depart is Thu, with 20% of flights taking off on this day.
Cheap Portland to Houston flight deals and tips
Find info about flight duration, direct flights, and airports for your flight 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 06m.
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 8 as of June 2025.
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 | ||
|---|---|---|---|---|---|
| PriceFrom $67 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $94 | Free Cancellation | Rating 6.3 8,052 reviews | |||
| PriceFrom $128 | Free Cancellation | Rating 5.9 3,295 reviews | |||
| PriceFrom $138 | Free Cancellation | Rating 7.8 2,494 reviews | |||
| PriceFrom $206 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $237 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $269 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $288 | Free Cancellation | Rating 8.0 4,287 reviews |
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.