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Cheap flights from Pittsburgh to Harlingen from $334

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Pittsburgh to Harlingen departing on 5/19. 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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Find the cheapest flights from Pittsburgh to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 11:23 am
PIT
-
HRL
6h 23m
1 stop
United Airlines Logo
5:20 pm - 11:59 pm
HRL
-
PIT
5h 39m
1 stop
$334United Airlines
Tue, May 19 - Sat, May 23
United Airlines Logo
1:05 pm - 7:29 pm
PIT
-
HRL
7h 24m
1 stop
United Airlines Logo
5:15 am - 11:30 am
HRL
-
PIT
5h 15m
1 stop
$347United Airlines
Tue, Sep 1 - Wed, Sep 2
Southwest Logo
3:30 pm - 10:40 pm
PIT
-
HRL
8h 10m
2 stops
Southwest Logo
10:40 am - 5:15 pm
HRL
-
PIT
5h 35m
1 stop
$348Southwest
Sat, Jun 6 - Fri, Jun 12
United Airlines Logo
6:10 am - 3:34 pm
PIT
-
HRL
10h 24m
2 stops
United Airlines Logo
5:15 am - 11:30 am
HRL
-
PIT
5h 15m
1 stop
$352United Airlines
Tue, Sep 1 - Wed, Sep 2
Southwest Logo
3:30 pm - 10:40 pm
PIT
-
HRL
8h 10m
2 stops
Southwest Logo
11:35 am - 9:45 pm
HRL
-
PIT
9h 10m
2 stops
$353Southwest
Sat, Jun 6 - Fri, Jun 12
United Airlines Logo
7:00 am - 3:34 pm
PIT
-
HRL
9h 34m
2 stops
United Airlines Logo
5:15 am - 2:01 pm
HRL
-
PIT
7h 46m
2 stops
$357United Airlines
Tue, Sep 1 - Wed, Sep 2
American Airlines Logo
8:30 am - 6:15 pm
PIT
-
HRL
10h 45m
2 stops
American Airlines Logo
10:43 am - 6:45 pm
HRL
-
PIT
7h 02m
1 stop
$394American Airlines
Tue, May 19 - Sat, May 23
United Airlines Logo
8:45 am - 3:34 pm
PIT
-
HRL
7h 49m
2 stops
United Airlines Logo
5:16 pm - 11:49 pm
HRL
-
PIT
5h 33m
1 stop
$399United Airlines
Tue, Sep 1 - Wed, Sep 2
Southwest Logo
8:25 am - 4:00 pm
PIT
-
HRL
8h 35m
2 stops
Southwest Logo
7:00 am - 4:25 pm
HRL
-
PIT
8h 25m
2 stops
$484Southwest
Tue, May 19 - Sat, May 23
United Airlines Logo
6:10 am - 3:34 pm
PIT
-
HRL
10h 24m
2 stops
United Airlines Logo
5:16 pm - 9:49 am
HRL
-
PIT
15h 33m
2 stops
$501United Airlines
Tue, Sep 1 - Wed, Sep 2

United Airlines flights from Pittsburgh to Harlingen

Our best United Airlines deals on Pittsburgh to Harlingen flight tickets
United Airlines
May 19
PIT6:00 amPittsburgh
6h 23m
1 stop
HRL11:23 amHarlingen Valley Intl
May 23
HRL5:20 pmHarlingen Valley Intl
5h 39m
1 stop
PIT11:59 pmPittsburgh
$334
United Airlines
Sep 1
PIT1:05 pmPittsburgh
7h 24m
1 stop
HRL7:29 pmHarlingen Valley Intl
Sep 2
HRL5:15 amHarlingen Valley Intl
5h 15m
1 stop
PIT11:30 amPittsburgh
$347
United Airlines
Sep 1
PIT6:10 amPittsburgh
10h 24m
2 stops
HRL3:34 pmHarlingen Valley Intl
Sep 2
HRL5:15 amHarlingen Valley Intl
5h 15m
1 stop
PIT11:30 amPittsburgh
$352

Southwest flights from Pittsburgh to Harlingen

Our best Southwest deals on Pittsburgh to Harlingen flight tickets
Southwest
Jun 6
PIT3:30 pmPittsburgh
8h 10m
2 stops
HRL10:40 pmHarlingen Valley Intl
Jun 12
HRL10:40 amHarlingen Valley Intl
5h 35m
1 stop
PIT5:15 pmPittsburgh
$348
Southwest
Jun 6
PIT3:30 pmPittsburgh
8h 10m
2 stops
HRL10:40 pmHarlingen Valley Intl
Jun 12
HRL11:35 amHarlingen Valley Intl
9h 10m
2 stops
PIT9:45 pmPittsburgh
$353
Southwest
May 19
PIT8:25 amPittsburgh
8h 35m
2 stops
HRL4:00 pmHarlingen Valley Intl
May 23
HRL7:00 amHarlingen Valley Intl
8h 25m
2 stops
PIT4:25 pmPittsburgh
$484

momondo Fare Finder

 
Customize your flight search to find flights from Pittsburgh 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, momondo users made 832,500 searches. Data last updated May 8, 2026.
Use the filters below to find and compare flights from Pittsburgh to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PittsburghHarlingen

PIT - HRL

PITHRL

Pittsburgh

Tue 5/19

6:00 am-11:23 am

1 stop6h 23m

Harlingen Valley Intl

Sat 5/23

5:20 pm-11:59 pm

1 stop5h 39m

$334

PittsburghHarlingen

PIT - HRL

PITHRL

Pittsburgh

Tue 9/1

1:05 pm-7:29 pm

1 stop7h 24m

Harlingen Valley Intl

Wed 9/2

5:15 am-11:30 am

1 stop5h 15m

$347

PittsburghHarlingen

PIT - HRL

PITHRL

Pittsburgh

Sat 6/6

3:30 pm-10:40 pm

2 stops8h 10m

Harlingen Valley Intl

Fri 6/12

10:40 am-5:15 pm

1 stop5h 35m

$348

PittsburghHarlingen

PIT - HRL

PITHRL

Pittsburgh

Tue 9/1

6:10 am-3:34 pm

2 stops10h 24m

Harlingen Valley Intl

Wed 9/2

5:15 am-11:30 am

1 stop5h 15m

$352

PittsburghHarlingen

PIT - HRL

PITHRL

Pittsburgh

Sat 6/6

3:30 pm-10:40 pm

2 stops8h 10m

Harlingen Valley Intl

Fri 6/12

11:35 am-9:45 pm

2 stops9h 10m

$353

PittsburghHarlingen

PIT - HRL

PITHRL

Pittsburgh

Tue 9/1

7:00 am-3:34 pm

2 stops9h 34m

Harlingen Valley Intl

Wed 9/2

5:15 am-2:01 pm

2 stops7h 46m

$357

PittsburghHarlingen

PIT - HRL

PITHRL

Pittsburgh

Tue 5/19

8:30 am-6:15 pm

2 stops10h 45m

Harlingen Valley Intl

Sat 5/23

10:43 am-6:45 pm

1 stop7h 02m

$394

PittsburghHarlingen

PIT - HRL

PITHRL

Pittsburgh

Tue 9/1

8:45 am-3:34 pm

2 stops7h 49m

Harlingen Valley Intl

Wed 9/2

5:16 pm-11:49 pm

1 stop5h 33m

$399

PittsburghHarlingen

PIT - HRL

PITHRL

Pittsburgh

Tue 5/19

8:25 am-4:00 pm

2 stops8h 35m

Harlingen Valley Intl

Sat 5/23

7:00 am-4:25 pm

2 stops8h 25m

$484

PittsburghHarlingen

PIT - HRL

PITHRL

Pittsburgh

Tue 9/1

6:10 am-3:34 pm

2 stops10h 24m

Harlingen Valley Intl

Wed 9/2

5:16 pm-9:49 am

2 stops15h 33m

$501

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Harlingen from

How to get the cheapest flight ticket from Pittsburgh 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

What airlines fly to Harlingen?

American Airlines, United Airlines and Southwest are the top three most popular airlines that fly to Harlingen from Pittsburgh according to our data. American Airlines is the first choice among our users, with 43% 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 to book flights from Pittsburgh to Harlingen

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

Cheap Pittsburgh to Harlingen (PIT to HRL) flight deals and tips

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

Fastest flight time

7h 59m

Direct flights

None
The fastest flight from Pittsburgh to Harlingen takes 7h 59m
There are no direct flights from Pittsburgh to Harlingen. There are no popular flight routes from Pittsburgh to Harlingen.
Search flight deals

Frequently asked questions about flying from Pittsburgh to Harlingen

  • How far is Pittsburgh to Harlingen Valley Intl by plane?

    There are 1412.8 mi between Pittsburgh and Harlingen Valley Intl. Typically, this will take 7h 59m by plane in normal conditions.

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

    Prices for flights from Pittsburgh Airport to Harlingen Valley Intl Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Pittsburgh 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 Pittsburgh to Harlingen?

Best airlines flying from Pittsburgh to Harlingen

Compare and see reviews for airlines that fly from Pittsburgh to Harlingen with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $329Free CancellationRating
7.9
4,302 reviews
Search Southwest flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Harlingen from Pittsburgh.

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

Yes. All flights to Harlingen from Pittsburgh on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Pittsburgh to Harlingen flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Pittsburgh to Harlingen flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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