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Cheap flights from Pennsylvania to Harlingen from $126

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 1/24. 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.
Delta Logo
7:35 am - 2:39 pm
DCA
-
HRL
8h 04m1 stop
Delta Logo
3:39 pm - 11:23 pm
HRL
-
DCA
6h 44m1 stop
$285Delta
Sat, Jan 10 - Sat, Jan 17
American Airlines Logo
11:35 am - 7:37 pm
PHL
-
HRL
9h 02m1 stop
American Airlines Logo
6:00 am - 3:59 pm
HRL
-
PHL
8h 59m2 stops
$301American Airlines
Fri, Feb 27 - Tue, Mar 3
Delta Logo
6:05 am - 2:39 pm
DCA
-
HRL
9h 34m2 stops
Delta Logo
3:39 pm - 11:23 pm
HRL
-
DCA
6h 44m1 stop
$320Delta
Sat, Jan 10 - Sat, Jan 17
American Airlines Logo
5:26 pm - 11:21 pm
IAD
-
HRL
6h 55m1 stop
American Airlines Logo
6:02 am - 5:16 pm
HRL
-
IAD
10h 14m2 stops
$323American Airlines
Mon, Jan 19 - Fri, Jan 23
American Airlines Logo
11:35 am - 7:37 pm
PHL
-
HRL
9h 02m1 stop
American Airlines Logo
10:35 am - 5:47 pm
HRL
-
PHL
6h 12m1 stop
$325American Airlines
Fri, Feb 27 - Tue, Mar 3
United Airlines Logo
2:45 pm - 9:59 pm
DCA
-
HRL
8h 14m1 stop
United Airlines Logo
5:25 pm - 11:59 pm
HRL
-
DCA
5h 34m1 stop
$331United Airlines
Tue, Jan 27 - Sat, Jan 31
United Airlines Logo
8:15 am - 4:06 pm
IAD
-
HRL
8h 51m1 stop
United Airlines Logo
12:10 pm - 8:49 pm
HRL
-
IAD
7h 39m1 stop
$331United Airlines
Sat, Jan 24 - Wed, Jan 28
United Airlines Logo
12:26 pm - 8:01 pm
LGA
-
HRL
8h 35m1 stop
United Airlines Logo
9:20 am - 9:59 pm
HRL
-
LGA
11h 39m2 stops
$336United Airlines
Wed, Jan 28 - Sat, Jan 31
Southwest Logo
2:35 pm - 10:15 pm
LGA
-
HRL
8h 40m1 stop
Southwest Logo
5:45 am - 1:15 pm
HRL
-
LGA
6h 30m1 stop
$363Southwest
Sun, Feb 15 - Fri, Feb 20
Southwest Logo
2:35 pm - 10:15 pm
LGA
-
HRL
8h 40m1 stop
Southwest Logo
12:30 pm - 11:25 pm
HRL
-
LGA
9h 55m1 stop
$390Southwest
Tue, Feb 17 - Sat, Feb 21

Delta flights from Pennsylvania to Harlingen, Texas

Our best Delta deals on Pennsylvania to Harlingen, Texas flight tickets
Delta
Jan 10
DCA7:35 amWashington, D.C. Reagan-National
8h 04m
1 stop
HRL2:39 pmHarlingen Valley Intl
Jan 17
HRL3:39 pmHarlingen Valley Intl
6h 44m
1 stop
DCA11:23 pmWashington, D.C. Reagan-National
$285
Find similar
Delta
Jan 10
DCA6:05 amWashington, D.C. Reagan-National
9h 34m
2 stops
HRL2:39 pmHarlingen Valley Intl
Jan 17
HRL3:39 pmHarlingen Valley Intl
6h 44m
1 stop
DCA11:23 pmWashington, D.C. Reagan-National
$320
Find similar
Delta
Dec 31
IAD6:00 amWashington, D.C. Dulles Intl
9h 20m
1 stop
HRL2:20 pmHarlingen Valley Intl
Jan 9
HRL3:39 pmHarlingen Valley Intl
7h 18m
1 stop
IAD11:57 pmWashington, D.C. Dulles Intl
$399
Find similar

American Airlines flights from Pennsylvania to Harlingen, Texas

Our best American Airlines deals on Pennsylvania to Harlingen, Texas flight tickets
American Airlines
Feb 27
PHL11:35 amPhiladelphia
9h 02m
1 stop
HRL7:37 pmHarlingen Valley Intl
Mar 3
HRL6:00 amHarlingen Valley Intl
8h 59m
2 stops
PHL3:59 pmPhiladelphia
$301
Find similar
American Airlines
Jan 19
IAD5:26 pmWashington, D.C. Dulles Intl
6h 55m
1 stop
HRL11:21 pmHarlingen Valley Intl
Jan 23
HRL6:02 amHarlingen Valley Intl
10h 14m
2 stops
IAD5:16 pmWashington, D.C. Dulles Intl
$323
Find similar
American Airlines
Feb 27
PHL11:35 amPhiladelphia
9h 02m
1 stop
HRL7:37 pmHarlingen Valley Intl
Mar 3
HRL10:35 amHarlingen Valley Intl
6h 12m
1 stop
PHL5:47 pmPhiladelphia
$325
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 December 11, 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

Washington, D.C.Harlingen

DCA - HRL

DCAHRL

Washington, D.C. Reagan-National

Sat 1/10

7:35 am-2:39 pm

1 stop8h 04m

Harlingen Valley Intl

Sat 1/17

3:39 pm-11:23 pm

1 stop6h 44m

$285

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Fri 2/27

11:35 am-7:37 pm

1 stop9h 02m

Harlingen Valley Intl

Tue 3/3

6:00 am-3:59 pm

2 stops8h 59m

$301

Washington, D.C.Harlingen

DCA - HRL

DCAHRL

Washington, D.C. Reagan-National

Sat 1/10

6:05 am-2:39 pm

2 stops9h 34m

Harlingen Valley Intl

Sat 1/17

3:39 pm-11:23 pm

1 stop6h 44m

$320

Washington, D.C.Harlingen

IAD - HRL

IADHRL

Washington, D.C. Dulles Intl

Mon 1/19

5:26 pm-11:21 pm

1 stop6h 55m

Harlingen Valley Intl

Fri 1/23

6:02 am-5:16 pm

2 stops10h 14m

$323

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Fri 2/27

11:35 am-7:37 pm

1 stop9h 02m

Harlingen Valley Intl

Tue 3/3

10:35 am-5:47 pm

1 stop6h 12m

$325

Washington, D.C.Harlingen

DCA - HRL

DCAHRL

Washington, D.C. Reagan-National

Tue 1/27

2:45 pm-9:59 pm

1 stop8h 14m

Harlingen Valley Intl

Sat 1/31

5:25 pm-11:59 pm

1 stop5h 34m

$331

Washington, D.C.Harlingen

IAD - HRL

IADHRL

Washington, D.C. Dulles Intl

Sat 1/24

8:15 am-4:06 pm

1 stop8h 51m

Harlingen Valley Intl

Wed 1/28

12:10 pm-8:49 pm

1 stop7h 39m

$331

New YorkHarlingen

LGA - HRL

LGAHRL

New York LaGuardia

Wed 1/28

12:26 pm-8:01 pm

1 stop8h 35m

Harlingen Valley Intl

Sat 1/31

9:20 am-9:59 pm

2 stops11h 39m

$336

New YorkHarlingen

LGA - HRL

LGAHRL

New York LaGuardia

Sun 2/15

2:35 pm-10:15 pm

1 stop8h 40m

Harlingen Valley Intl

Fri 2/20

5:45 am-1:15 pm

1 stop6h 30m

$363

New YorkHarlingen

LGA - HRL

LGAHRL

New York LaGuardia

Tue 2/17

2:35 pm-10:15 pm

1 stop8h 40m

Harlingen Valley Intl

Sat 2/21

12:30 pm-11:25 pm

1 stop9h 55m

$390

Flights are sorted by cheapest round-trip flights first.

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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.

Can stopping save me money on Pennsylvania to Harlingen, Texas flights?

You could potentially save up to 19% on your flight if you consider stops on a Pennsylvania to Harlingen, Texas flight.

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

Fastest flight time

6h 13m

Direct flights

None
The fastest flight from Pennsylvania to Harlingen, Texas takes 6h 13m
There are no direct flights from Pennsylvania to Harlingen, Texas. There are no popular flight routes from Pennsylvania to Harlingen, Texas.
Search flight deals

  • 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
11,050 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.

An easier way to manage your Harlingen, Texas trip

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