$174+ 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 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — HRL
Sep 25 — Oct 21
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Harlingen with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Harlingen
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Best
Last-minute
One-way
Cheapest flights from Portland to HarlingenExplore 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 26, 2026.
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 26, 2026.
This American Airlines deal was found by Cheapflights users on 8/24. 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 9/227:00 am -
1 stop6h 05m
Tue 10/66:42 pm -
1 stop6h 57m
Deal found 8/24![American Airlines logo]()
$317
This United Airlines deal was found by Cheapflights users on 8/24. 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 10/2712:54 pm -
1 stop7h 54m
Sat 10/317:10 am -
1 stop7h 03m
Deal found 8/24![United Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 8/23. 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.
Mon 8/247:10 am -
1 stop6h 49m
Mon 8/315:18 pm -
1 stop7h 41m
Deal found 8/23![United Airlines logo]()
$363
This Southwest deal was found by Cheapflights users on 8/24. 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 9/225:50 am -
2 stops8h 00m
Tue 10/67:10 am -
2 stops10h 10m
Deal found 8/24![Southwest logo]()
$367
This United Airlines deal was found by Cheapflights users on 8/26. 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 11/1112:57 pm -
1 stop7h 51m
Sun 11/155:25 pm -
1 stop7h 50m
Deal found 8/26![United Airlines logo]()
$376
This Southwest deal was found by Cheapflights users on 8/26. 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 11/1110:15 am -
2 stops8h 25m
Sun 11/155:50 am -
2 stops8h 15m
Deal found 8/26![Southwest logo]()
$378
This American Airlines deal was found by Cheapflights users on 8/25. 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 -
1 stop8h 58m
Sun 9/134:53 pm -
1 stop8h 30m
Deal found 8/25![American Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 8/26. 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.
Sat 10/1011:49 pm -
1 stop8h 19m
Fri 10/166:42 pm -
1 stop6h 57m
Deal found 8/26![American Airlines logo]()
$394
Best flights from Portland to HarlingenDiscover carefully curated flight deals from Portland to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
Discover carefully curated flight deals from Portland to Harlingen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 26, 2026.
This American Airlines deal was found by Cheapflights users on 8/24. 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 9/227:00 am -
1 stop6h 05m
Tue 10/66:42 pm -
1 stop6h 57m
Deal found 8/24![American Airlines logo]()
$317
This United Airlines deal was found by Cheapflights users on 8/24. 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 10/2712:54 pm -
1 stop7h 54m
Sat 10/317:10 am -
1 stop7h 03m
Deal found 8/24![United Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 8/26. 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 11/1112:57 pm -
1 stop7h 51m
Sun 11/155:25 pm -
1 stop7h 50m
Deal found 8/26![United Airlines logo]()
$376
This United Airlines deal was found by Cheapflights users on 8/22. 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.
Thu 1/287:49 pm -
2 stops13h 10m
Mon 2/15:16 pm -
1 stop8h 02m
Deal found 8/22![United Airlines logo]()
$382
This United Airlines deal was found by Cheapflights users on 8/26. 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.
Sat 10/101:13 pm -
2 stops24h 46m
Fri 10/165:18 pm -
1 stop7h 03m
Deal found 8/26![United Airlines logo]()
$440
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/117:10 am -
1 stop6h 49m
Sun 9/137:15 am -
3 stops13h 04m
Deal found 8/22![United Airlines logo]()
$458
Last-minute flights from Portland to HarlingenDiscover last-minute flight deals from Portland to Harlingen. Data last updated August 26, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Harlingen. Data last updated August 26, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 8/24. 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 9/85:50 am -
2 stops8h 55m
Sat 9/1212:35 pm -
2 stops10h 50m
Deal found 8/24![Southwest logo]()
$411
This United Airlines deal was found by Cheapflights users on 8/22. 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 9/117:10 am -
1 stop6h 49m
Sun 9/135:18 pm -
1 stop7h 57m
Deal found 8/22![United Airlines logo]()
$357
This American Airlines deal was found by Cheapflights users on 8/25. 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 -
1 stop8h 58m
Sun 9/134:53 pm -
1 stop8h 30m
Deal found 8/25![American Airlines logo]()
$383
This United Airlines deal was found by Cheapflights users on 8/23. 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 9/207:10 am -
1 stop6h 49m
Sun 9/275:18 pm -
1 stop7h 03m
Deal found 8/23![United Airlines logo]()
$471
This American Airlines deal was found by Cheapflights users on 8/24. 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 9/227:00 am -
1 stop6h 05m
Tue 10/66:42 pm -
1 stop6h 57m
Deal found 8/24![American Airlines logo]()
$317
This Southwest deal was found by Cheapflights users on 8/24. 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 9/225:50 am -
2 stops8h 00m
Tue 10/67:10 am -
2 stops10h 10m
Deal found 8/24![Southwest logo]()
$367
This United Airlines deal was found by Cheapflights users on 8/24. 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 9/229:00 am -
3 stops28h 59m
Tue 10/65:05 am -
2 stops9h 00m
Deal found 8/24![United Airlines logo]()
$483
One-way flights from Portland to HarlingenSearch for one-way flight options from Portland to Harlingen. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
Search for one-way flight options from Portland to Harlingen. Find affordable one-way fares based on user searches. Data last updated August 26, 2026.
This Southwest deal was found by Cheapflights users on 8/23. 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 12/1610:10 am -
2 stops8h 30m
Deal found 8/23![Southwest logo]()
$174
This United Airlines deal was found by Cheapflights users on 8/23. 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 12/1612:57 pm -
1 stop7h 02m
Deal found 8/23![United Airlines logo]()
$249
This American Airlines deal was found by Cheapflights users on 8/23. 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.
Wed 12/167:00 am -
1 stop9h 11m
Deal found 8/23![American Airlines logo]()
$319
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 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $257 (United Airlines) |
One-way from | $174 (Southwest) |
Popular in | March |
Cheapest in | December |
Average price | $642 |
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 7,457,451 searches. Data last updated August 26, 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
Cheapest round-trip
Quickest round-trip
PortlandHarlingen
PDX Portland - HRL Harlingen Valley Intl
PDXHRL
Portland
Tue 9/22
7:00 am-3:05 pm
1 stop6h 05m
Harlingen Valley Intl
Tue 10/6
6:42 pm-11:39 pm
1 stop6h 57m
$317
PortlandHarlingen
PDX Portland - HRL Harlingen Valley Intl
PDXHRL
Portland
Tue 10/27
12:54 pm-10:48 pm
1 stop7h 54m
Harlingen Valley Intl
Sat 10/31
7:10 am-12:13 pm
1 stop7h 03m
$357
PortlandHarlingen
PDX Portland - HRL Harlingen Valley Intl
PDXHRL
Portland
Wed 11/11
12:57 pm-10:48 pm
1 stop7h 51m
Harlingen Valley Intl
Sun 11/15
5:25 pm-11:15 pm
1 stop7h 50m
$376
PortlandHarlingen
PDX Portland - HRL Harlingen Valley Intl
PDXHRL
Portland
Thu 1/28
7:49 pm-10:59 am
2 stops13h 10m
Harlingen Valley Intl
Mon 2/1
5:16 pm-11:18 pm
1 stop8h 02m
$382
PortlandHarlingen
PDX Portland - HRL Harlingen Valley Intl
PDXHRL
Portland
Sat 10/10
1:13 pm-3:59 pm
2 stops24h 46m
Harlingen Valley Intl
Fri 10/16
5:18 pm-10:21 pm
1 stop7h 03m
$440
PortlandHarlingen
PDX Portland - HRL Harlingen Valley Intl
PDXHRL
Portland
Fri 9/11
7:10 am-3:59 pm
1 stop6h 49m
Harlingen Valley Intl
Sun 9/13
7:15 am-6:19 pm
3 stops13h 04m
$458
Cheapest one-way
PortlandHarlingen
PDX Portland - HRL Harlingen Valley Intl
PDXHRL
Portland
Wed 12/16
10:10 am-8:40 pm
2 stops8h 30m
$174
Quickest one-way
PortlandHarlingen
PDX Portland - HRL Harlingen Valley Intl
PDXHRL
Portland
Wed 12/16
12:57 pm-9:59 pm
1 stop7h 02m
$249
PortlandHarlingen
PDX Portland - HRL Harlingen Valley Intl
PDXHRL
Portland
Wed 12/16
7:00 am-6:11 pm
1 stop9h 11m
$319
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.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
PDX-HRL
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 26, 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.
Crew
7.9
Entertainment
6.8
Food
6.4
Overall
7.1
Boarding
7.5
Comfort
7.2
Reviews
1 / 20
4.0
OkayCameron,Nov 2025
PDX - LHR
Crew
7.9
Entertainment
6.8
Food
6.4
Overall
7.1
Boarding
7.5
Comfort
7.2
Reviews
1 / 20
4.0
OkayCameron,Nov 2025
PDX - LHR
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.
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Complete your trip
Complete your trip to Harlingen by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Portland to Harlingen, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Harlingen
Explore flights to Harlingen departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 26, 2026.
Portland and Harlingen flights
Browse other Portland and Harlingen flight options. Last updated on August 26, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on August 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated August 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$196 | Average$374 | FlexibilityNo cancel fee | On-time71% |