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Cheap flights from Pennsylvania to Harlingen from $145

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to Harlingen departing on 11/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Pennsylvania to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:38 pm - 9:59 pmPIT-HRL
6h 21m1 stop
United Airlines Logo
9:20 am - 3:42 pmHRL-PIT
5h 22m1 stop
$241United Airlines
Find Deal
Wed, Jan 7 - Thu, Jan 15
United Airlines Logo
12:40 pm - 8:01 pmPIT-HRL
8h 21m1 stop
United Airlines Logo
9:20 am - 8:50 pmHRL-PIT
10h 30m2 stops
$246United Airlines
Find Deal
Wed, Jan 7 - Thu, Jan 15
Delta Logo
6:45 am - 2:29 pmPIT-HRL
8h 44m1 stop
Delta Logo
3:00 pm - 11:22 pmHRL-PIT
7h 22m1 stop
$269Delta
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Tue, Apr 7 - Wed, Apr 8
Delta Logo
6:18 am - 3:10 pmPHL-HRL
9h 52m1 stop
Delta Logo
4:05 pm - 11:57 pmHRL-PHL
6h 52m1 stop
$270Delta
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Sat, Dec 6 - Sat, Dec 13
American Airlines Logo
6:00 am - 11:38 amLGA-HRL
6h 38m1 stop
American Airlines Logo
10:11 am - 5:04 pmHRL-LGA
5h 53m1 stop
$291American Airlines
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Tue, Dec 2 - Tue, Dec 9
American Airlines Logo
11:35 am - 6:16 pmPHL-HRL
7h 41m1 stop
American Airlines Logo
6:00 am - 3:57 pmHRL-PHL
8h 57m2 stops
$296American Airlines
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Sat, Feb 14 - Tue, Feb 17
Southwest Logo
9:10 am - 5:20 pmPHL-HRL
9h 10m2 stops
Southwest Logo
6:55 am - 5:15 pmHRL-PHL
9h 20m2 stops
$349Southwest
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Tue, Apr 21 - Mon, Apr 27
Southwest Logo
6:55 am - 2:55 pmDCA-HRL
9h 00m1 stop
Southwest Logo
5:45 am - 12:05 pmHRL-DCA
5h 20m1 stop
$369Southwest
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Thu, Feb 26 - Sun, Mar 1
Sun Country Air Logo
11:50 am - 9:06 pmEWR-HRL
10h 16m1 stop
Sun Country Air Logo
12:10 pm - 10:49 amHRL-EWR
21h 39m1 stop
$506Sun Country Air
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Fri, Nov 14 - Sun, Nov 16
Sun Country Air Logo
12:37 pm - 10:47 amPHL-HRL
23h 10m1 stop
Sun Country Air Logo
11:49 am - 11:15 amHRL-PHL
22h 26m1 stop
$611Sun Country Air
Find Deal
Wed, Dec 24 - Sun, Dec 28

Sun Country Air flights from Pennsylvania to Harlingen, Texas

Our best Sun Country Air deals on Pennsylvania to Harlingen, Texas flight tickets
Sun Country Air
Nov 14
EWR11:50 amNewark
10h 16m
1 stop
HRL9:06 pmHarlingen Valley Intl
Nov 16
HRL12:10 pmHarlingen Valley Intl
21h 39m
1 stop
EWR10:49 amNewark
$506
Find similar
Sun Country Air
Dec 24
PHL12:37 pmPhiladelphia
23h 10m
1 stop
HRL10:47 amHarlingen Valley Intl
Dec 28
HRL11:49 amHarlingen Valley Intl
22h 26m
1 stop
PHL11:15 amPhiladelphia
$611
Find similar
Sun Country Air
Dec 25
EWR10:00 amNewark
26h 41m
1 stop
HRL11:41 amHarlingen Valley Intl
Dec 28
HRL11:49 amHarlingen Valley Intl
20h 12m
1 stop
EWR9:01 amNewark
$701
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Southwest flights from Pennsylvania to Harlingen, Texas

Our best Southwest deals on Pennsylvania to Harlingen, Texas flight tickets
Southwest
Apr 21
PHL9:10 amPhiladelphia
9h 10m
2 stops
HRL5:20 pmHarlingen Valley Intl
Apr 27
HRL6:55 amHarlingen Valley Intl
9h 20m
2 stops
PHL5:15 pmPhiladelphia
$349
Find similar
Southwest
Feb 26
DCA6:55 amWashington, D.C. Reagan-National
9h 00m
1 stop
HRL2:55 pmHarlingen Valley Intl
Mar 1
HRL5:45 amHarlingen Valley Intl
5h 20m
1 stop
DCA12:05 pmWashington, D.C. Reagan-National
$369
Find similar
Southwest
Feb 26
DCA3:35 pmWashington, D.C. Reagan-National
7h 35m
2 stops
HRL10:10 pmHarlingen Valley Intl
Mar 1
HRL5:45 amHarlingen Valley Intl
5h 20m
1 stop
DCA12:05 pmWashington, D.C. Reagan-National
$374
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Harlingen, Texas 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 November 4, 2025.
Use the filters below to find and compare flights from Pennsylvania to Harlingen, Texas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PittsburghHarlingen

PIT - HRL

PITHRL

Pittsburgh

Wed 1/7

4:38 pm-9:59 pm

1 stop6h 21m

Harlingen Valley Intl

Thu 1/15

9:20 am-3:42 pm

1 stop5h 22m

$241

PittsburghHarlingen

PIT - HRL

PITHRL

Pittsburgh

Wed 1/7

12:40 pm-8:01 pm

1 stop8h 21m

Harlingen Valley Intl

Thu 1/15

9:20 am-8:50 pm

2 stops10h 30m

$246

PittsburghHarlingen

PIT - HRL

PITHRL

Pittsburgh

Tue 4/7

6:45 am-2:29 pm

1 stop8h 44m

Harlingen Valley Intl

Wed 4/8

3:00 pm-11:22 pm

1 stop7h 22m

$269

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Sat 12/6

6:18 am-3:10 pm

1 stop9h 52m

Harlingen Valley Intl

Sat 12/13

4:05 pm-11:57 pm

1 stop6h 52m

$270

New YorkHarlingen

LGA - HRL

LGAHRL

New York LaGuardia

Tue 12/2

6:00 am-11:38 am

1 stop6h 38m

Harlingen Valley Intl

Tue 12/9

10:11 am-5:04 pm

1 stop5h 53m

$291

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Sat 2/14

11:35 am-6:16 pm

1 stop7h 41m

Harlingen Valley Intl

Tue 2/17

6:00 am-3:57 pm

2 stops8h 57m

$296

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Tue 4/21

9:10 am-5:20 pm

2 stops9h 10m

Harlingen Valley Intl

Mon 4/27

6:55 am-5:15 pm

2 stops9h 20m

$349

Washington, D.C.Harlingen

DCA - HRL

DCAHRL

Washington, D.C. Reagan-National

Thu 2/26

6:55 am-2:55 pm

1 stop9h 00m

Harlingen Valley Intl

Sun 3/1

5:45 am-12:05 pm

1 stop5h 20m

$369

NewarkHarlingen

EWR - HRL

EWRHRL

Newark

Fri 11/14

11:50 am-9:06 pm

1 stop10h 16m

Harlingen Valley Intl

Sun 11/16

12:10 pm-10:49 am

1 stop21h 39m

$506

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Wed 12/24

12:37 pm-10:47 am

1 stop23h 10m

Harlingen Valley Intl

Sun 12/28

11:49 am-11:15 am

1 stop22h 26m

$611

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Harlingen from

How to get the cheapest flight ticket from Pennsylvania to Harlingen, Texas

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 is the cheapest day to depart on your flight to Harlingen, Texas?

The cheapest day to depart on your flight to Harlingen, Texas is on a Thursday when prices can be found for as low as $365. This is often the case because there is less demand to fly during this day of the week. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Pennsylvania to Harlingen, Texas for around $554.

What is the cheapest time of day to depart on your flight to Harlingen, Texas?

Our most recent data shows that the best time of day to fly to Harlingen, Texas is in the morning. Flights from Pennsylvania to Harlingen, Texas during this time can be as low as $397. Flights in the afternoon are often more expensive with an average ticket price of $535.

Cheap Pennsylvania to Harlingen, Texas flight deals and tips

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

Direct flights

None
There are no direct flights from Pennsylvania to Harlingen, Texas. There are no popular flight routes from Pennsylvania to Harlingen, Texas.
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  • When did momondo last update prices for flights from Pennsylvania to Harlingen Valley Intl Airport?

    Prices for flights from Pennsylvania to Harlingen Valley Intl Airport are updated daily.

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

  • How old do you have to be to fly from Pennsylvania 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 Pennsylvania to Harlingen Valley Intl Airport.

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

    The required travel and health documents for your Harlingen Valley Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Harlingen Valley Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Pennsylvania to Harlingen, Texas

Compare and see reviews for airlines that fly from Pennsylvania to Harlingen, Texas with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $288Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Pennsylvania to Harlingen for you.

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

Yes. momondo enables you to select and highlight flights to Harlingen from Pennsylvania with this policy.

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

Once all potential Pennsylvania to Harlingen flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Harlingen, momondo offers a useful price alert feature which will track prices for flights to Harlingen from Pennsylvania and alert you when they change.

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