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Cheap flights from Philadelphia 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 Philadelphia to Harlingen departing on 11/12. 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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0 bags

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Find the cheapest flights from Philadelphia to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:30 am - 2:43 pmPHL-HRL
10h 13m2 stops
Delta Logo
3:39 pm - 11:50 pmHRL-PHL
7h 11m1 stop
$262Delta
Find Deal
Sat, Nov 8 - Sat, Nov 15
Delta Logo
6:00 am - 2:43 pmPHL-HRL
9h 43m1 stop
Delta Logo
3:39 pm - 11:49 pmHRL-PHL
7h 10m1 stop
$339Delta
Find Deal
Tue, Oct 28 - Sat, Nov 1
Delta Logo
5:30 am - 2:43 pmPHL-HRL
10h 13m2 stops
Delta Logo
3:39 pm - 11:49 pmHRL-PHL
7h 10m1 stop
$344Delta
Find Deal
Tue, Oct 28 - Sat, Nov 1
American Airlines Logo
10:33 am - 6:05 pmPHL-HRL
8h 32m2 stops
American Airlines Logo
5:25 am - 2:55 pmHRL-PHL
8h 30m2 stops
$349American Airlines
Find Deal
Tue, Oct 28 - Sat, Nov 1
Southwest Logo
4:05 pm - 11:35 pmPHL-HRL
8h 30m2 stops
Southwest Logo
5:45 am - 1:35 pmHRL-PHL
6h 50m2 stops
$369Southwest
Find Deal
Thu, Dec 18 - Mon, Jan 5
Delta Logo
6:00 am - 2:43 pmPHL-HRL
9h 43m1 stop
Delta Logo
3:39 pm - 11:49 pmHRL-PHL
7h 10m1 stop
$379Delta
Find Deal
Sun, Oct 26 - Sat, Nov 1
Southwest Logo
10:15 am - 5:25 pmPHL-HRL
8h 10m2 stops
Southwest Logo
5:45 am - 1:35 pmHRL-PHL
6h 50m2 stops
$409Southwest
Find Deal
Tue, Oct 28 - Sun, Nov 2
United Airlines Logo
6:00 am - 3:59 pmPHL-HRL
10h 59m2 stops
United Airlines Logo
5:00 am - 2:06 pmHRL-PHL
8h 06m2 stops
$449United Airlines
Find Deal
Sun, Oct 26 - Sat, Nov 1
American Airlines Logo
6:37 am - 2:18 pmPHL-HRL
8h 41m1 stop
American Airlines Logo
11:06 am - 8:41 pmHRL-PHL
8h 35m1 stop
$484American Airlines
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Thu, Dec 18 - Wed, Jan 7
United Airlines Logo
6:51 am - 9:59 pmPHL-HRL
16h 08m1 stop
United Airlines Logo
9:20 am - 4:36 pmHRL-PHL
6h 16m1 stop
$550United Airlines
Find Deal
Thu, Dec 18 - Tue, Jan 6

Delta flights from Philadelphia to Harlingen, Texas

Our best Delta deals on Philadelphia to Harlingen, Texas flight tickets
Delta
Nov 8
PHL5:30 amPhiladelphia
10h 13m
2 stops
HRL2:43 pmHarlingen Valley Intl
Nov 15
HRL3:39 pmHarlingen Valley Intl
7h 11m
1 stop
PHL11:50 pmPhiladelphia
$262
Find similar
Delta
Oct 28
PHL6:00 amPhiladelphia
9h 43m
1 stop
HRL2:43 pmHarlingen Valley Intl
Nov 1
HRL3:39 pmHarlingen Valley Intl
7h 10m
1 stop
PHL11:49 pmPhiladelphia
$339
Find similar
Delta
Oct 28
PHL5:30 amPhiladelphia
10h 13m
2 stops
HRL2:43 pmHarlingen Valley Intl
Nov 1
HRL3:39 pmHarlingen Valley Intl
7h 10m
1 stop
PHL11:49 pmPhiladelphia
$344
Find similar

American Airlines flights from Philadelphia to Harlingen, Texas

Our best American Airlines deals on Philadelphia to Harlingen, Texas flight tickets
American Airlines
Oct 28
PHL10:33 amPhiladelphia
8h 32m
2 stops
HRL6:05 pmHarlingen Valley Intl
Nov 1
HRL5:25 amHarlingen Valley Intl
8h 30m
2 stops
PHL2:55 pmPhiladelphia
$349
Find similar
American Airlines
Oct 20
PHL4:52 pmPhiladelphia
8h 10m
2 stops
HRL12:02 amHarlingen Valley Intl
Oct 24
HRL6:37 pmHarlingen Valley Intl
5h 33m
1 stop
PHL1:10 amPhiladelphia
$424
Find similar
American Airlines
Oct 20
PHL4:52 pmPhiladelphia
8h 10m
2 stops
HRL12:02 amHarlingen Valley Intl
Oct 24
HRL6:37 pmHarlingen Valley Intl
5h 33m
1 stop
PHL1:10 amPhiladelphia
$469
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 October 14, 2025.
Use the filters below to find and compare flights from Philadelphia to Harlingen, Texas that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Sat 11/8

5:30 am-2:43 pm

2 stops10h 13m

Harlingen Valley Intl

Sat 11/15

3:39 pm-11:50 pm

1 stop7h 11m

$262

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Tue 10/28

6:00 am-2:43 pm

1 stop9h 43m

Harlingen Valley Intl

Sat 11/1

3:39 pm-11:49 pm

1 stop7h 10m

$339

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Tue 10/28

5:30 am-2:43 pm

2 stops10h 13m

Harlingen Valley Intl

Sat 11/1

3:39 pm-11:49 pm

1 stop7h 10m

$344

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Tue 10/28

10:33 am-6:05 pm

2 stops8h 32m

Harlingen Valley Intl

Sat 11/1

5:25 am-2:55 pm

2 stops8h 30m

$349

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Thu 12/18

4:05 pm-11:35 pm

2 stops8h 30m

Harlingen Valley Intl

Mon 1/5

5:45 am-1:35 pm

2 stops6h 50m

$369

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Sun 10/26

6:00 am-2:43 pm

1 stop9h 43m

Harlingen Valley Intl

Sat 11/1

3:39 pm-11:49 pm

1 stop7h 10m

$379

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Tue 10/28

10:15 am-5:25 pm

2 stops8h 10m

Harlingen Valley Intl

Sun 11/2

5:45 am-1:35 pm

2 stops6h 50m

$409

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Sun 10/26

6:00 am-3:59 pm

2 stops10h 59m

Harlingen Valley Intl

Sat 11/1

5:00 am-2:06 pm

2 stops8h 06m

$449

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Thu 12/18

6:37 am-2:18 pm

1 stop8h 41m

Harlingen Valley Intl

Wed 1/7

11:06 am-8:41 pm

1 stop8h 35m

$484

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

Thu 12/18

6:51 am-9:59 pm

1 stop16h 08m

Harlingen Valley Intl

Tue 1/6

9:20 am-4:36 pm

1 stop6h 16m

$550

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Philadelphia 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 Philadelphia 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 Philadelphia 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.

When to book flights from Philadelphia to Harlingen, Texas

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

Cheap Philadelphia to Harlingen, Texas (PHL to HRL) flight deals and tips

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

Direct flights

None
There are no direct flights from Philadelphia to Harlingen, Texas. There are no popular flight routes from Philadelphia to Harlingen, Texas.
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  • How far is Philadelphia to Harlingen Valley Intl by plane?

    A flight from Philadelphia to Harlingen Valley Intl will travel around 1605.9 mi. A reasonable flight in good conditions will take 7h 59m.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport 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.

  • What is the most popular airline from Philadelphia to Harlingen, Texas?

Best airlines flying from Philadelphia to Harlingen, Texas

Compare and see reviews for airlines that fly from Philadelphia to Harlingen, Texas with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $288Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia 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 Philadelphia.

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

All flight searches from Philadelphia to Harlingen on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Harlingen from Philadelphia. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Philadelphia to Harlingen flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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