What is the cheapest airline that flies from Portland to Harlingen Valley Intl?

American Airlines, Southwest, and United Airlines are the most popular carriers operating from Portland to Harlingen Valley Intl

What airlines fly to Harlingen?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Harlingen from Portland according to our data. American Airlines is the first choice among our users, with 58% of people opting to fly with this airline when traveling to Harlingen. Keep in mind that there are 3 different airlines that fly to Harlingen on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Portland Airport to Harlingen Valley Intl Airport?

Prices for flights from Portland Airport to Harlingen Valley Intl Airport refresh daily.

How many operators does momondo search for flights from Portland Airport to Harlingen Valley Intl Airport?

The number of operators available for flights from Portland Airport to Harlingen Valley Intl Airport is 2 as of October 2026.

How old do you have to be to fly from Portland Airport to Harlingen Valley Intl Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Harlingen Valley Intl Airport.

What documentation or ID do you need to fly to Harlingen Valley Intl Airport?

The travel and health documents you'll need for your trip to Harlingen Valley Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Harlingen Valley Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$309 Cheap Flights from Portland to Harlingen in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Harlingen

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:39 pm - 10:11 amPDX Portland-HRL Harlingen Valley Intl

8h 32m1 stop Dallas/Fort Worth

6:41 pm - 11:49 pmHRL Harlingen Valley Intl-PDX Portland

7h 08m1 stop Dallas/Fort Worth

$327American Airlines

Fri, Dec 4 - Sun, Dec 6

12:55 pm - 9:59 pmPDX Portland-HRL Harlingen Valley Intl

7h 04m1 stop Houston George Bush Intcntl

2:00 pm - 12:43 amHRL Harlingen Valley Intl-PDX Portland

12h 43m2 stops Houston George Bush Intcntl San Francisco

$332United Airlines

Fri, Dec 4 - Sun, Dec 6

10:10 am - 8:45 pmPDX Portland-HRL Harlingen Valley Intl

8h 35m2 stops Denver Intl Austin Bergstrom

5:50 pm - 12:15 amHRL Harlingen Valley Intl-PDX Portland

8h 25m2 stops Austin Bergstrom Phoenix Sky Harbor Intl

$334Southwest

Fri, Dec 4 - Sun, Dec 6

2:32 pm - 10:54 pmPDX Portland-HRL Harlingen Valley Intl

6h 22m1 stop Dallas/Fort Worth

5:40 am - 11:02 amHRL Harlingen Valley Intl-PDX Portland

7h 22m1 stop Dallas/Fort Worth

$335American Airlines

Wed, Dec 2 - Thu, Dec 3

2:32 pm - 10:54 pmPDX Portland-HRL Harlingen Valley Intl

6h 22m1 stop Dallas/Fort Worth

6:41 pm - 11:49 pmHRL Harlingen Valley Intl-PDX Portland

7h 08m1 stop Dallas/Fort Worth

$335American Airlines

Fri, Dec 4 - Sun, Dec 6

10:10 am - 8:45 pmPDX Portland-HRL Harlingen Valley Intl

8h 35m2 stops Denver Intl Austin Bergstrom

5:50 pm - 12:15 amHRL Harlingen Valley Intl-PDX Portland

8h 25m2 stops Austin Bergstrom Phoenix Sky Harbor Intl

$337Southwest

Fri, Dec 4 - Sun, Dec 6

7:25 pm - 11:14 amPDX Portland-HRL Harlingen Valley Intl

13h 49m2 stops San Francisco Houston George Bush Intcntl

2:00 pm - 10:45 pmHRL Harlingen Valley Intl-PDX Portland

10h 45m2 stops Houston George Bush Intcntl San Francisco

$337United Airlines

Fri, Dec 4 - Sun, Dec 6

7:25 pm - 11:14 amPDX Portland-HRL Harlingen Valley Intl

13h 49m2 stops San Francisco Houston George Bush Intcntl

4:39 pm - 11:15 pmHRL Harlingen Valley Intl-PDX Portland

8h 36m1 stop Houston George Bush Intcntl

$340United Airlines

Wed, Dec 2 - Mon, Dec 7

10:15 am - 8:45 pmPDX Portland-HRL Harlingen Valley Intl

8h 30m2 stops Phoenix Sky Harbor Intl Austin Bergstrom

6:20 am - 3:00 pmHRL Harlingen Valley Intl-PDX Portland

10h 40m2 stops Houston Hobby Phoenix Sky Harbor Intl

$377Southwest

Wed, Dec 2 - Thu, Dec 3

5:00 am - 1:54 pmPDX Portland-HRL Harlingen Valley Intl

6h 54m1 stop Dallas/Fort Worth

2:24 pm - 10:01 pmHRL Harlingen Valley Intl-PDX Portland

9h 37m1 stop Dallas/Fort Worth

$447American Airlines

Wed, Dec 2 - Mon, Dec 7

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United Airlines flights from Portland to Harlingen

Our best United Airlines deals on Portland to Harlingen flight tickets

United Airlines

Dec 4

PDX12:55 pmPortland

7h 04m

1 stop

HRL9:59 pmHarlingen Valley Intl

Dec 6

HRL2:00 pmHarlingen Valley Intl

12h 43m

2 stops

PDX12:43 amPortland

$332

United Airlines

Dec 4

PDX7:25 pmPortland

13h 49m

2 stops

HRL11:14 amHarlingen Valley Intl

Dec 6

HRL2:00 pmHarlingen Valley Intl

10h 45m

2 stops

PDX10:45 pmPortland

$337

United Airlines

Dec 2

PDX7:25 pmPortland

13h 49m

2 stops

HRL11:14 amHarlingen Valley Intl

Dec 7

HRL4:39 pmHarlingen Valley Intl

8h 36m

1 stop

PDX11:15 pmPortland

$340

Southwest flights from Portland to Harlingen

Our best Southwest deals on Portland to Harlingen flight tickets

Southwest

Dec 4

PDX10:10 amPortland

8h 35m

2 stops

HRL8:45 pmHarlingen Valley Intl

Dec 6

HRL5:50 pmHarlingen Valley Intl

8h 25m

2 stops

PDX12:15 amPortland

$334

Southwest

Dec 2

PDX10:15 amPortland

8h 30m

2 stops

HRL8:45 pmHarlingen Valley Intl

Dec 3

HRL6:20 amHarlingen Valley Intl

10h 40m

2 stops

PDX3:00 pmPortland

$377

Southwest

Nov 13

PDX5:10 amPortland

8h 55m

2 stops

HRL4:05 pmHarlingen Valley Intl

Nov 15

HRL4:45 pmHarlingen Valley Intl

9h 30m

2 stops

PDX12:15 amPortland

$500

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandHarlingen

PDX Portland - HRL Harlingen Valley Intl

PDXHRL

Portland

Fri 12/4

11:39 pm-10:11 am

1 stop8h 32m

Harlingen Valley Intl

Sun 12/6

6:41 pm-11:49 pm

1 stop7h 08m

$327

PortlandHarlingen

PDX Portland - HRL Harlingen Valley Intl

PDXHRL

Portland

Fri 12/4

12:55 pm-9:59 pm

1 stop7h 04m

Harlingen Valley Intl

Sun 12/6

2:00 pm-12:43 am

2 stops12h 43m

$332

PortlandHarlingen

PDX Portland - HRL Harlingen Valley Intl

PDXHRL

Portland

Fri 12/4

10:10 am-8:45 pm

2 stops8h 35m

Harlingen Valley Intl

Sun 12/6

5:50 pm-12:15 am

2 stops8h 25m

$334

PortlandHarlingen

PDX Portland - HRL Harlingen Valley Intl

PDXHRL

Portland

Wed 12/2

2:32 pm-10:54 pm

1 stop6h 22m

Harlingen Valley Intl

Thu 12/3

5:40 am-11:02 am

1 stop7h 22m

$335

Quickest round-trip

PortlandHarlingen

PDX Portland - HRL Harlingen Valley Intl

PDXHRL

Portland

Fri 12/4

2:32 pm-10:54 pm

1 stop6h 22m

Harlingen Valley Intl

Sun 12/6

6:41 pm-11:49 pm

1 stop7h 08m

$335

PortlandHarlingen

PDX Portland - HRL Harlingen Valley Intl

PDXHRL

Portland

Fri 12/4

10:10 am-8:45 pm

2 stops8h 35m

Harlingen Valley Intl

Sun 12/6

5:50 pm-12:15 am

2 stops8h 25m

$337

PortlandHarlingen

PDX Portland - HRL Harlingen Valley Intl

PDXHRL

Portland

Fri 12/4

7:25 pm-11:14 am

2 stops13h 49m

Harlingen Valley Intl

Sun 12/6

2:00 pm-10:45 pm

2 stops10h 45m

$337

PortlandHarlingen

PDX Portland - HRL Harlingen Valley Intl

PDXHRL

Portland

Wed 12/2

7:25 pm-11:14 am

2 stops13h 49m

Harlingen Valley Intl

Mon 12/7

4:39 pm-11:15 pm

1 stop8h 36m

$340

PortlandHarlingen

PDX Portland - HRL Harlingen Valley Intl

PDXHRL

Portland

Wed 12/2

10:15 am-8:45 pm

2 stops8h 30m

Harlingen Valley Intl

Thu 12/3

6:20 am-3:00 pm

2 stops10h 40m

$377

PortlandHarlingen

PDX Portland - HRL Harlingen Valley Intl

PDXHRL

Portland

Wed 12/2

5:00 am-1:54 pm

1 stop6h 54m

Harlingen Valley Intl

Mon 12/7

2:24 pm-10:01 pm

1 stop9h 37m

$447

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to Harlingen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Harlingen?

If you aren’t able to travel during the month of July, then book flights to Harlingen from Portland during May instead. Flights to Harlingen in May, while not as cheap as those in July, still average around $0.

When to book flights from Portland to Harlingen

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Harlingen according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Portland to Harlingen (PDX to HRL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Harlingen

Best Price Found	$309
Fastest flight time	7h 04m
Direct flights	None

The best one-way flight to Harlingen from Portland in the past 72 hours is $309. The best round-trip flight deal from Portland to Harlingen found on momondo in the last 72 hours is $327.

The fastest flight from Portland to Harlingen takes 7h 04m

There are no direct flights from Portland to Harlingen. There are no popular flight routes from Portland to Harlingen.

Search flight deals

Frequently asked questions about flying from Portland to Harlingen

How far is Portland to Harlingen Valley Intl by plane?
A flight from Portland to Harlingen Valley Intl will travel around 1917.6 mi. Flights usually cover this in 7h 04m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Portland Airport to Harlingen Valley Intl Airport?
Prices for flights from Portland Airport to Harlingen Valley Intl Airport refresh daily.
How many operators does momondo search for flights from Portland Airport to Harlingen Valley Intl Airport?
The number of operators available for flights from Portland Airport to Harlingen Valley Intl Airport is 2 as of October 2026.
How old do you have to be to fly from Portland Airport to Harlingen Valley Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Harlingen Valley Intl Airport.
What documentation or ID do you need to fly to Harlingen Valley Intl Airport?
The travel and health documents you'll need for your trip to Harlingen Valley Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Harlingen Valley Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Portland to Harlingen?
momondo data reveals that the most frequently booked airline on the route from Portland to Harlingen is American Airlines, representing 61% of all bookings. The subsequent popular airline is United Airlines at 39%.

Best airlines flying from Portland to Harlingen

Compare and see reviews for airlines that fly from Portland to Harlingen with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $237	Free Cancellation	Rating 7.0 12,204 reviews		Search American Airlines flights
United Airlines	PriceFrom $238	Free Cancellation	Rating 7.3 10,444 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Harlingen?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Harlingen. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Harlingen with flexible booking policies on momondo?

momondo does allow users to show only those flights to Harlingen from Portland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Portland to Harlingen?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Harlingen from Portland.

I’m not ready to book a flight from Portland to Harlingen right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Harlingen from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from Portland to Harlingen from $309

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Harlingen departing on 1/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Portland to Harlingen

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How to get the cheapest flight ticket from Portland to Harlingen

What is the cheapest month to fly to Harlingen?

What is the cheapest airline that flies from Portland to Harlingen Valley Intl?

What airlines fly to Harlingen?

When to book flights from Portland to Harlingen

Cheap Portland to Harlingen (PDX to HRL) flight deals and tips

Best Price Found

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Direct flights

Frequently asked questions about flying from Portland to Harlingen

Best airlines flying from Portland to Harlingen

Compare and see reviews for airlines that fly from Portland to Harlingen with momondo

Why use momondo?

An easier way to manage your Harlingen trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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Fly your favorite airline to Harlingen

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List of cabin classes available on flights landing in Harlingen. Availability may vary depending on flight origin and airline.

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