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Harlingen

$129+ Cheap flights from Portland to Harlingen (PDX - HRL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HRL
Aug 21 — Aug 281
Fri 8/21
Fri 8/28
1 adult, Economy
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Find cheap flights from Portland to Harlingen with Cheapflights

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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 July 22, 2026.

This Southwest deal was found by Cheapflights users on 7/21. 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.
Tue 8/255:50 am
PDX
-
HRL
2 stops8h 00m
Southwest
Wed 8/264:25 pm
HRL
-
PDX
2 stops7h 55m
Southwest
Deal found 7/21$257
This United Airlines deal was found by Cheapflights users on 7/18. 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 8/267:10 am
PDX
-
HRL
1 stop6h 49m
United Airlines
Sun 9/67:15 am
HRL
-
PDX
1 stop6h 44m
United Airlines
Deal found 7/18$297
This United Airlines deal was found by Cheapflights users on 7/21. 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
Wed 8/261:59 pm
HRL
-
PDX
2 stops10h 46m
United Airlines
Deal found 7/21$326
This Southwest deal was found by Cheapflights users on 7/20. 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.
Tue 10/136:00 am
PDX
-
HRL
2 stops8h 00m
Southwest
Fri 10/165:30 pm
HRL
-
PDX
2 stops7h 55m
Southwest
Deal found 7/20$328
This Southwest deal was found by Cheapflights users on 7/18. 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 8/267:05 am
PDX
-
HRL
2 stops7h 40m
Southwest
Sun 9/67:30 am
HRL
-
PDX
2 stops8h 45m
Southwest
Deal found 7/18$331
This Southwest deal was found by Cheapflights users on 7/21. 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.
Mon 8/245:15 am
PDX
-
HRL
2 stops8h 50m
Southwest
Wed 8/264:25 pm
HRL
-
PDX
2 stops7h 55m
Southwest
Deal found 7/21$333
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Sun 9/67:10 am
PDX
-
HRL
1 stop6h 49m
United Airlines
Mon 9/145:18 pm
HRL
-
PDX
1 stop7h 57m
United Airlines
Deal found 7/20$347
This Southwest deal was found by Cheapflights users on 7/20. 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.
Sun 9/68:45 am
PDX
-
HRL
2 stops10h 50m
Southwest
Mon 9/1411:55 am
HRL
-
PDX
2 stops11h 20m
Southwest
Deal found 7/20$377
This Southwest deal was found by Cheapflights users on 7/19. 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 10/76:00 am
PDX
-
HRL
2 stops8h 00m
Southwest
Mon 10/125:30 pm
HRL
-
PDX
2 stops9h 00m
Southwest
Deal found 7/19$389
This United Airlines deal was found by Cheapflights users on 7/19. 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 10/75:00 am
PDX
-
HRL
2 stops8h 59m
United Airlines
Mon 10/125:18 pm
HRL
-
PDX
1 stop7h 03m
United Airlines
Deal found 7/19$457
This American Airlines deal was found by Cheapflights users on 7/20. 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.
Tue 10/132:26 pm
PDX
-
HRL
1 stop6h 25m
American Airlines
Fri 10/162:47 pm
HRL
-
PDX
1 stop8h 24m
American Airlines
Deal found 7/20$459

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 July 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$257
(Southwest)

One-way from

$129
(Southwest)

Popular in

August

Cheapest in

December

Average price

$440
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
One-way flight 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 July 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 July 22, 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

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Tue 8/25

5:50 am-3:50 pm

2 stops8h 00m

Harlingen Valley Intl

Wed 8/26

4:25 pm-10:20 pm

2 stops7h 55m

$257
Quickest round-trip

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Wed 8/26

7:10 am-3:59 pm

1 stop6h 49m

Harlingen Valley Intl

Sun 9/6

7:15 am-11:59 am

1 stop6h 44m

$297

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Tue 8/25

7:10 am-3:59 pm

1 stop6h 49m

Harlingen Valley Intl

Wed 8/26

1:59 pm-10:45 pm

2 stops10h 46m

$326

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Wed 8/26

7:05 am-4:45 pm

2 stops7h 40m

Harlingen Valley Intl

Sun 9/6

7:30 am-2:15 pm

2 stops8h 45m

$331

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Sun 9/6

7:10 am-3:59 pm

1 stop6h 49m

Harlingen Valley Intl

Mon 9/14

5:18 pm-11:15 pm

1 stop7h 57m

$347

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Sun 9/6

8:45 am-9:35 pm

2 stops10h 50m

Harlingen Valley Intl

Mon 9/14

11:55 am-9:15 pm

2 stops11h 20m

$377

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Sat 9/26

6:50 am-3:59 pm

1 stop7h 09m

Harlingen Valley Intl

Wed 9/30

2:00 pm-7:16 pm

1 stop7h 16m

$493

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Tue 10/13

5:00 am-3:59 pm

2 stops8h 59m

Harlingen Valley Intl

Fri 10/16

2:00 pm-7:16 pm

1 stop7h 16m

$531
Cheapest one-way

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Sat 10/17

6:30 am-7:25 pm

2 stops10h 55m

$129

PortlandHarlingen

PDX - HRL

PDXHRL

Portland

Tue 8/18

5:50 am-4:45 pm

2 stops8h 55m

$175

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/20

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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 July.
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 July 22, 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
11,835 reviews

Boarding

7.5

Overall

7.1

Comfort

7.2

Entertainment

6.8

Crew

7.9

Food

6.4

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
11,835 reviews
American Airlines
7.1
Good
11,835 reviews

Boarding

7.5

Overall

7.1

Comfort

7.2

Entertainment

6.8

Crew

7.9

Food

6.4

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 49m. Southwest provides one of the quickest options available for as low as $297. 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 July 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$196Average$374FlexibilityNo cancel feeOn-time71%

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