Cheap Flights from Portland to Houston

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Flight deals from Portland to Houston

Looking for a cheap last-minute deal or the best return flight from Portland Airport to Houston? If you want to travel next month, return fares start from R 5,702. Find the lowest prices on one-way and return 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 July.

Direct flights from Portland to Houston

Portland to Houston: Flight information

The things to know before you go.
Cheapest flight foundR 2,841
Cheapest month to flyJuly
Average flight time4 hrs, 39 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 return flight from Portland to Houston is R 5,413. 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 39 minutes is the average flight time from Portland to Houston.
United and SkyWest Airlines fly direct from Portland to Houston.
As of June 2026, there are 2 flights per week flying from Portland to Houston.
The cheapest month to fly from Portland to Houston is usually August.
If you're flying from Portland Airport, the cheapest airport near Houston is Houston George Bush Intercntl. – which is 25.0 km away from the centre of Houston. We've found flights into this airport from R 5,413.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Houston on Tuesday, 25 August 2026.
Yes – the average flight time is 4 hours and 39 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 28°C. August is typically the warmest month in Houston, when it usually averages around 34°C. You can expect the least rain in March. The coldest month is January, with temperatures averaging 6°C. The rainiest month is June.
Currently, Breeze Airways and United offer the cheapest flight tickets to Houston.

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

  • Expect to be travelling for 4 hours 5 minutes. On average, that's the time it takes for a direct flight from Portland International Jetport to Houston.

  • Portland International Jetport is located in Portland. Based in the UTC-6 timezone, Houston is one hour behind Portland.

  • Give yourself plenty of time to catch your PWM to Houston flight. As a rule of thumb, arrive two hours before international departures and an hour ahead for domestic flights.

  • Flying over a peak time such as August? Major public holidays and other popular seasons can lead to longer lines and delays at check-in and security. Play things extra safe and arrive up to four hours ahead of an international flight and two hours before a domestic departure.

  • Direct Portland International Jetport to Houston tickets are available for booking. Houston George Bush Intercontinental Airport (IAH) will be where your journey ends.

  • Take to the skies with United Airlines. This popular carrier offers direct flights from Portland International Jetport to Houston.

  • Located around 5 kilometres from central Portland, PWM can be reached in about 15 minutes by car, depending on traffic. Travelling on public transport will take roughly 30 minutes.

  • Looking for a hotel near PWM? If you're catching an early flight from Portland International Jetport to Houston, these stays will put you moments from your departure gate:

  • Of the flights that depart from Portland International Jetport, 79% arrive as scheduled at their destination.

  • PWM is located at 1001 Westbrook Street.

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

  • R 2,841 is the cheapest price we've found for a one-way Portland International Jetport to Houston flight. A round-trip ticket right now is R 5,413. Depending on how early you book and the availability, these fares may change.

  • Booking in advance is often the key to locking in a cheap flight from PWM to Houston. Flight prices rise as demand increases, so the nearer you get to departure, the more you'll likely spend on your ticket.

  • The 'Whole month' tool will show you the cheapest tickets from Portland International Jetport to Houston across the month. It's a good way to snap up a bargain if your travel dates aren't set in stone.

  • There's no need to check in daily to find out if fares have dropped when you set up a Price Alert. We'll notify you the moment there's an updated deal for cheap flights from PWM to Houston.

  • Find a cheap flight from Portland International Jetport to Houston with the help of our filters. Choose your preferred departure time, duration and airlines, then sort the results by 'Cheapest' for the best deals.

Airports in Houston

Houston George Bush Intercontinental Airport (IAH)

Houston Hobby Airport (HOU)

  • Houston Hobby Airport (HOU) is about 19 kilometres from central Houston. After your flight from Portland International Jetport to Houston, it'll take you around 20 minutes to get to the heart of the city in a ride-share or taxi.

  • If you travel by public transport, the ride to the centre will take you 50 minutes or so.

  • You'll find some comfortable places to call home for the night near HOU. Settle in and get cosy after your PWM to Houston flight at any of these perfectly located options:

  • Lock in the lowest price by securing your ride from HOU four weeks in advance. You'll also have access to a greater range of vehicles.

  • Houston Hobby Airport can be found at 7800 Airport Boulevard.

Best time to go to Houston

  • It's time to figure out your dates for your flight from Portland International Jetport to Houston. July is the most popular month to visit Houston. If you prefer a more peaceful vibe, go in January.

  • Book a Portland International Jetport to Houston plane ticket with a departure in August if you want to explore the city during its warmest month. Expect temperatures to range from 24ºC (75ºF) to 40ºC (104ºF).

  • Search for cheap tickets from PWM to Houston in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between 5ºC (41ºF) and 19ºC (66ºF) on average.

More about Houston

Explore more of the United States

  • San Antonio is just one of the many cities in the United States waiting to be explored once you've seen the sights of Houston. Around 306 kilometres away to the west, its best attractions include San Antonio River Walk, San Antonio River walk and Alamo Plaza.

  • Around 370 kilometres north of Houston, Dallas is another essential stop in the United States. Start your sightseeing at Meyerson Symphony Centre, Winspear Opera House and Dallas Museum of Art.

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