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Harlingen

$317+ Cheap flights from Portland to Harlingen (PDX - HRL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HRL
Sep 2 — Sep 91
Wed 9/2
Wed 9/9
1 adult, Economy
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Cheap flight deals from Portland to Harlingen

Cheapest flights from Portland to Harlingen
Explore the most affordable flight options available from Portland to Harlingen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2026.

This American Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/116:00 am
PDX
-
HRL
1 stop8h 58m
American Airlines
Sun 9/135:51 am
HRL
-
PDX
1 stop7h 08m
American Airlines
Deal found 8/1$317
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:50 am
PDX
-
HRL
2 stops9h 02m
United Airlines
Mon 9/75:18 pm
HRL
-
PDX
1 stop7h 57m
United Airlines
Deal found 8/1$346
This United Airlines deal was found by Cheapflights users on 8/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/118:40 am
PDX
-
HRL
2 stops11h 12m
United Airlines
Sun 9/135:18 pm
HRL
-
PDX
1 stop7h 57m
United Airlines
Deal found 8/2$362
This American Airlines deal was found by Cheapflights users on 7/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/187:00 am
PDX
-
HRL
1 stop7h 58m
American Airlines
Sun 9/204:53 pm
HRL
-
PDX
1 stop8h 30m
American Airlines
Deal found 7/31$377
This Southwest deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:05 am
PDX
-
HRL
2 stops7h 40m
Southwest
Mon 9/75:30 am
HRL
-
PDX
2 stops8h 35m
Southwest
Deal found 8/1$398
This United Airlines deal was found by Cheapflights users on 8/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/257:10 am
PDX
-
HRL
1 stop6h 49m
United Airlines
Thu 8/275:18 pm
HRL
-
PDX
2 stops9h 12m
United Airlines
Deal found 8/1$412

Find flight deals from Portland to Harlingen

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Harlingen (HRL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$257
(United Airlines)

Popular in

August

Cheapest in

December

Average price

$850
Provider with most accurate pricing for Portland-Harlingen Valley Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Harlingen Valley Intl flights.
Search Deals
From Portland to Harlingen Valley Intl
Search Deals
Highest demand for flights based on searches. 29% potential increase in price ($189 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Harlingen that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 3, 2026.
Use the filters below to find and compare flights from Portland to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Thu 1/14

12:51 pm-9:44 pm

1 stop6h 53m

Harlingen Valley Intl

Sat 1/16

5:16 pm-11:18 pm

1 stop8h 02m

$357

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Fri 9/11

8:40 am-9:52 pm

2 stops11h 12m

Harlingen Valley Intl

Sun 9/13

5:18 pm-11:15 pm

1 stop7h 57m

$362

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Fri 9/18

6:00 am-4:58 pm

1 stop8h 58m

Harlingen Valley Intl

Sun 9/20

4:53 pm-11:23 pm

1 stop8h 30m

$377

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Mon 1/11

12:51 pm-9:44 pm

1 stop6h 53m

Harlingen Valley Intl

Tue 1/19

5:16 pm-11:18 pm

1 stop8h 02m

$407

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Tue 8/25

7:10 am-3:59 pm

1 stop6h 49m

Harlingen Valley Intl

Thu 8/27

5:18 pm-12:30 am

2 stops9h 12m

$412

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Thu 9/3

6:05 am-5:15 pm

2 stops9h 10m

Harlingen Valley Intl

Mon 9/7

5:30 am-12:05 pm

2 stops8h 35m

$458

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/2

Sorted by cheapest first

Compare providers for flights from Portland to Harlingen

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Harlingen in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Harlingen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Harlingen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Harlingen flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Harlingen flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Harlingen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Harlingen

Have a flexible travel schedule? Discover the best time to fly to Harlingen from Portland with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Harlingen

Get insights into the airlines that provide service to Harlingen. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Harlingen. Reviews last updated August 3, 2026.
Peruse reviews from past customers who have flown with American Airlines from Portland to Harlingen to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,842 reviews

Boarding

7.5

Food

6.4

Overall

7.1

Comfort

7.2

Crew

7.9

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.
American Airlines
7.1
Good
11,842 reviews
American Airlines
7.1
Good
11,842 reviews

Boarding

7.5

Food

6.4

Overall

7.1

Comfort

7.2

Crew

7.9

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Cameron,Nov 2025

PDX - LHR

The plane was very old...had no WiFi available. The crew were not friendly nor helpful.

Related info for your journey

Find useful and relevant information for your journey from Portland to Harlingen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland to Harlingen?

    A quick flight from Portland to Harlingen can take about 6h 53m. United Airlines provides one of the quickest options available for as low as $357. There are 1917 mi between Portland and Harlingen. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Portland to Harlingen round-trip?

    According to our current data, American Airlines ($196), offers the cheapest pricing from Portland to Harlingen. American Airlines is priced at 56% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Portland to Harlingen that include hotel bookings?

    Yes. In addition to deals on Portland to Harlingen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Harlingen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Harlingen.

  • Can I find deals for business class flights from Portland to Harlingen?

    Yes. Cheapflights offers flight deals from Portland to Harlingen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from Portland to Harlingen

Discover the top airline that operate flights from Portland to Harlingen. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$196Average$374FlexibilityNo cancel feeOn-time71%

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