
Book Cheap United flight from Portland (PDX) to Harlingen (HRL) from CA $719
Find The Best Day to Book a Cheap United Flights From Portland to Harlingen
Cheapest United Flights from Portland (PDX) to Harlingen (HRL)
The cheapest flights to Valley Intl. found within the past 7 days were CA $1,547 round trip and CA $719 one way. Prices and availability subject to change. Additional terms may apply.
Frequently asked questions
Grab a great United flight from PDX to HRL
To find a great deal on United flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying United Portland to Harlingen gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with United between Portland and Harlingen
United has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Portland to Harlingen with United are December.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your United flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| ORD | USA | O'Hare Intl. | 227 |
| DEN | USA | Denver Intl. | 226 |
| IAH | USA | George Bush Intercontinental | 136 |
| IAD | USA | Washington Dulles Intl. | 100 |
| SFO | USA | San Francisco Intl. | 64 |
| LAX | USA | Los Angeles Intl. | 23 |
| EWR | USA | Liberty Intl. | 20 |
| FRA | DEU | Frankfurt Intl. | 19 |
| NRT | JPN | Narita Intl. | 19 |
| PEK | CHN | Capital Intl. | 16 |
Travelers ❤️ these 🏨 after their flight to Harlingen

Smart lock Boho chic 4 min from Airport
We had a great time!
Reviewed on Nov 29, 2025

Wild Cactus 🌵
The place was amazing and very comfortable the host was awesome and helpful, would definitely recommend and stay again 10 out of 10
Reviewed on Dec 1, 2025

WoodSpring Suites Harlingen
Very basic hotel, but very clean, with good service.
Reviewed on Oct 31, 2025
Want more than a(n) United Flight from Portland to Harlingen?
Popular United Flight Routes from PDX
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