Cheap Flights from Portland (PWM) to Houston (HOUA)

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Flight deals from Portland to Houston

Looking for a cheap last-minute deal or the best round-trip flight from Portland to Houston? Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Portland to Houston

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to Houston flights are currently cheapest in October.

Direct flights from Portland to Houston

Alternative Portland to Houston routes

Looking for the cheapest, fastest or easiest route from Portland to Houston? You could fly into the following airports instead.

Portland to Houston: Flight information

The things to know before you go.
Cheapest flight found$128
Cheapest month to flyOctober
Average flight time4 hrs, 34 mins
Most popular airlineUnited
Average flights per week2

Finding cheap flights from Portland to Houston: Frequently asked questions

There are 4 airports in Houston: Houston Hobby, Houston George Bush Intercntl., Houston Ellington Field, and Galveston.
The best price we found for a round-trip flight from Portland to Houston is $256. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
4 hours and 34 minutes is the average flight time from Portland to Houston.
United, SkyWest Airlines and Mesa Airlines fly direct from Portland to Houston.
There are 2 flights per week flying from Portland to Houston, as of June 2025.
The cheapest month to fly from Portland to Houston is usually June 2025.
If you're flying from Portland Airport, the cheapest airport near Houston is Houston Hobby – which is 9.6 miles away from the center of Houston. We've found flights to this airport from $256.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Houston on Thursday, October 23, 2025.
Yes – the average flight time is 4 hours and 34 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Houston but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Houston is around 40 days in advance, so don’t leave your flight to the last minute.
In June, the average temperature is usually around 82°F. August is typically the warmest month in Houston, when it usually averages around 93°F. You can expect the least rain in March. The coldest month is January, with temperatures averaging 43°F. The rainiest month is June.
Currently, Southwest Airlines offers the cheapest flight tickets to Houston.

Traveling from Portland International Jetport Airport (PWM) to Houston: what you need to know

  • Hop on a direct flight from Portland International Jetport Airport to Houston and you'll be traveling for an average of 4 hours 5 minutes.

  • Portland International Jetport Airport is located in Portland. Based in the UTC-5 timezone, Houston is one hour behind Portland.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This ensures you have enough time to catch your PWM to Houston flight.

  • Longer lines at check-in and security are likely if you're jetting off during high season, so give yourself a little extra breathing room. A good general rule for peak times? Get there up to four hours ahead for international flights and at least two hours for domestic departures.

  • Start your journey at PWM and fly straight to George Bush Intercontinental Airport (IAH). That's where you can expect to touch down when searching for Portland International Jetport Airport to Houston tickets.

  • Book your favorite seat with United Airlines. This airline offers direct flights from Portland International Jetport Airport to Houston.

  • Traveling from central Portland to PWM takes about 40 minutes on public transport. If you ride-share, drive or get a cab, you'll cover the 3 miles in 15 minutes or so, depending on traffic.

  • Looking for a hotel close to PWM? If you're boarding an early flight from Portland International Jetport Airport to Houston, these accommodation options will get you from your pillow to the plane in no time:

  • Portland International Jetport Airport earns top marks for its on-time performance. 82.15% of flights that take off from PWM reach their destination without delay.

  • You'll find PWM at 1001 Westbrook Street.

How to find the cheapest flights from Portland International Jetport Airport (PWM) to Houston

  • $128 is the cheapest price we've seen for a one-way Portland International Jetport Airport to Houston flight. A return plane ticket right now is $256. Depending on the availability when you book, these fares could change.

  • Lock in cheap flights from PWM to Houston by booking one month ahead. Based on our research, that's the sweet spot for landing a bargain.

  • Organize your trip for May. That's the best month for landing an incredible deal on Portland International Jetport Airport to Houston tickets. If you're open to different travel dates, use the 'Whole month' tool to access the cheapest price across each month.

  • Picking up a cheap flight from PWM to Houston is easy with Price Alerts. Simply create one of these automatic notifications and we'll notify you as soon as a cheaper option becomes available.

  • Choose your preferred departure and arrival times, airlines and number of stops with our filters. Then, sort the results for your flight from Portland International Jetport Airport to Houston by 'Fastest,' 'Best' or 'Cheapest.'

Airports in Houston

George Bush Intercontinental Airport (IAH)

William P. Hobby Airport (HOU)

  • The center of Houston is located around 12 miles from William P. Hobby Airport (HOU). Once your flight from Portland International Jetport Airport to Houston has hit the runway and you've made your way out of the airport, expect a drive of about 20 minutes.

  • If you choose to travel on public transport, the ride to the center takes 1 hour 40 minutes or so.

  • After stepping off your PWM to Houston flight, kick back at a hotel near HOU. These are some comfortable options that'll help you slip into relaxation mode:

  • Forget about inconvenient public transport schedules or waiting forever for a cab. Grab a William P. Hobby Airport rental car and blaze your own trail. Check out the rates and availability from Easirent, Dollar and Thrifty.

  • Get first dibs on the best options. Reserving your ride from HOU four weeks in advance often means better deals and a greater selection of vehicles.

  • William P. Hobby Airport can be found at 7800 Airport Boulevard.

Best time to go to Houston

  • Plan your trip to Houston during the high season if you prefer a bustling atmosphere, but remember that prices may be higher. Alternatively, book flights from Portland International Jetport Airport to Houston during low season when prices are cheaper and it's quieter.

  • The warmest month in Houston is August, with temperatures ranging between 75ºF and 104ºF. Book your Portland International Jetport Airport to Houston plane ticket then if this is the type of weather you enjoy.

  • January has average temperatures of between 41ºF and 66ºF. Look for a cheap ticket from PWM to Houston around that time if you want to travel when it's cooler.

More about Houston

  • Once you've booked your flight from Portland International Jetport Airport to Houston, find a hotel that keeps you close to what you want to see. Make one of these accommodation options your base for exploring Houston:

  • There are so many things to explore in this city it can be difficult to know where to begin. The Museum of Fine Arts, Houston, Beck Building, The Houston Museum of Natural Science and Hermann Park are top attractions which should be on any well-planned Houston itinerary.

Explore more of United States

  • You've seen Houston, now it's time to discover other parts of United States. Travel about 190 miles west to San Antonio to tick off its leading attractions. From The San Antonio River Walk to San Antonio Missions National Historical Park and San Fernando Cathedral, there's plenty to keep you busy.

  • Around 230 miles north of Houston, Dallas is another favorite stop in United States. Get a taste of what this destination has to offer at Dallas Arboretum and Botanical Gardens, Perot Museum of Nature and Science and Dallas Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.