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Harlingen

$618+ Cheap flights from Portland, ME to Harlingen, TX (PWM - 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 4/7. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — HRL
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
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 January 27, 2026.

This United Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 4/76:04 am
PWM
-
HRL
2 stops14h 36m
United Airlines
Wed 4/812:05 pm
HRL
-
PWM
2 stops24h 20m
United Airlines
Deal found 1/26$618
This United Airlines deal was found by Cheapflights users on 1/27. 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 2/126:00 am
PWM
-
HRL
2 stops14h 58m
United Airlines
Fri 2/209:20 am
HRL
-
PWM
2 stops28h 54m
United Airlines
Deal found 1/27$921
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Thu 2/1212:29 pm
PWM
-
HRL
2 stops11h 24m
American Airlines
Fri 2/206:00 am
HRL
-
PWM
3 stops10h 07m
American Airlines
Deal found 1/27$1,005

Find flight deals from Portland to Harlingen

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) 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 January 27, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$618
(United Airlines)
Provider with most accurate pricing for Portland-Harlingen Valley Intl flight deals.
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Provider most trusted by Cheapflights users for Portland-Harlingen Valley Intl flights.
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From Portland to Harlingen Valley Intl
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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 January 27, 2026.
Use the filters below to find and compare flights from Portland to Harlingen that are best for you.

Fly from

Portland

Fly to

Harlingen

Route

Depart

Return

Price

PortlandHarlingen

PWM - HRL

PWMHRL

Portland

Tue 4/7

6:04 am-9:59 pm

2 stops16h 55m

Harlingen Valley Intl

Wed 4/8

12:05 pm-1:25 pm

2 stops24h 20m

$618

PortlandHarlingen

PWM - HRL

PWMHRL

Portland

Thu 2/12

6:00 am-7:58 pm

2 stops14h 58m

Harlingen Valley Intl

Fri 2/20

9:20 am-3:14 pm

2 stops28h 54m

$921

PortlandHarlingen

PWM - HRL

PWMHRL

Portland

Thu 2/12

12:29 pm-10:53 pm

2 stops11h 24m

Harlingen Valley Intl

Fri 2/20

6:00 am-5:07 pm

3 stops10h 07m

$1,005

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

  • Most accurate provider: When it comes to deals on Portland, Maine-Harlingen, Texas flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Portland, Maine-Harlingen, Texas flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Portland, Maine-Harlingen, Texas flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Harlingen, Texas flights, Cheapflights users trust Expedia the most. Expedia 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, Maine-Harlingen, Texas 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.

Cheapflights Insights

Everything you need to know about your flight from Portland to Harlingen

What is the cheapest month to book a flight from Portland, Maine to Harlingen, Texas?

Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Harlingen, Texas (average of $236). Flying from Portland, Maine to Harlingen, Texas in June is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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, Maine to Harlingen, Texas?

    For as low as $618, United Airlines can have you in Harlingen, Texas from Portland, Maine in 16h 55m. The distance from Portland, Maine to Harlingen, Texas is about 1944 mi.

  • 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.

  • What is the cheapest month to book a flight from Portland, Maine to Harlingen, Texas?

    Currently, January is the cheapest month in which you can book a flight from Portland, Maine to Harlingen, Texas (average of $236). Flying from Portland, Maine to Harlingen, Texas in June is currently the most expensive (average of $357). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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