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Cheap flights from Philadelphia to Harlingen from $175

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 9/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:15 am - 1:31 pm
PHL
-
HRL
8h 16m
1 stop
Delta Logo
2:00 pm - 11:40 pm
HRL
-
PHL
8h 40m
1 stop
$349Delta
mar., nov. 10 - vie., nov. 13
Delta Logo
5:45 am - 1:23 pm
PHL
-
HRL
8h 38m
1 stop
Delta Logo
2:00 pm - 11:02 pm
HRL
-
PHL
8h 02m
2 stops
$354Delta
mié., nov. 4 - vie., nov. 13
Southwest Logo
10:20 am - 5:15 pm
PHL
-
HRL
7h 55m
2 stops
Southwest Logo
6:00 am - 3:55 pm
HRL
-
PHL
8h 55m
2 stops
$359Southwest
jue., sep. 24 - dom., sep. 27
Delta Logo
6:15 am - 1:31 pm
PHL
-
HRL
8h 16m
1 stop
Delta Logo
2:00 pm - 11:40 pm
HRL
-
PHL
8h 40m
1 stop
$374Delta
mar., nov. 10 - jue., nov. 19
Delta Logo
6:00 am - 1:31 pm
PHL
-
HRL
8h 31m
2 stops
Delta Logo
2:00 pm - 11:40 pm
HRL
-
PHL
8h 40m
1 stop
$379Delta
sáb., nov. 14 - sáb., nov. 21
Delta Logo
6:00 am - 1:31 pm
PHL
-
HRL
8h 31m
2 stops
Delta Logo
2:00 pm - 12:51 am
HRL
-
PHL
9h 51m
2 stops
$384Delta
sáb., nov. 14 - mar., nov. 17
Delta Logo
6:15 am - 1:31 pm
PHL
-
HRL
8h 16m
1 stop
Delta Logo
2:00 pm - 11:40 pm
HRL
-
PHL
8h 40m
1 stop
$404Delta
mié., nov. 11 - vie., nov. 20
Delta Logo
6:15 am - 1:31 pm
PHL
-
HRL
8h 16m
1 stop
Delta Logo
2:00 pm - 11:40 pm
HRL
-
PHL
8h 40m
1 stop
$408Delta
mar., nov. 10 - jue., nov. 19
Delta Logo
6:15 am - 1:31 pm
PHL
-
HRL
8h 16m
1 stop
Delta Logo
2:00 pm - 12:51 am
HRL
-
PHL
9h 51m
2 stops
$409Delta
mié., nov. 11 - mar., nov. 17
Southwest Logo
6:20 am - 2:35 pm
PHL
-
HRL
9h 15m
2 stops
Southwest Logo
1:45 pm - 9:45 pm
HRL
-
PHL
7h 00m
2 stops
$418Southwest
dom., sep. 27 - mié., sep. 30

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Delta flights from Philadelphia to Harlingen

Our best Delta deals on Philadelphia to Harlingen flight tickets
Delta
Nov 10
PHL6:15 amPhiladelphia
8h 16m
1 stop
HRL1:31 pmHarlingen Valley Intl
Nov 17
HRL2:00 pmHarlingen Valley Intl
8h 40m
1 stop
PHL11:40 pmPhiladelphia
$349
Delta
Nov 4
PHL5:45 amPhiladelphia
8h 38m
1 stop
HRL1:23 pmHarlingen Valley Intl
Nov 13
HRL2:00 pmHarlingen Valley Intl
8h 02m
2 stops
PHL11:02 pmPhiladelphia
$354
Delta
Nov 10
PHL6:15 amPhiladelphia
8h 16m
1 stop
HRL1:31 pmHarlingen Valley Intl
Nov 19
HRL2:00 pmHarlingen Valley Intl
8h 40m
1 stop
PHL11:40 pmPhiladelphia
$374

United Airlines flights from Philadelphia to Harlingen

Our best United Airlines deals on Philadelphia to Harlingen flight tickets
United Airlines
Nov 5
PHL8:00 amPhiladelphia
9h 00m
1 stop
HRL4:00 pmHarlingen Valley Intl
Nov 15
HRL5:05 amHarlingen Valley Intl
5h 36m
1 stop
PHL11:41 amPhiladelphia
$449
United Airlines
Nov 5
PHL6:25 amPhiladelphia
10h 35m
2 stops
HRL4:00 pmHarlingen Valley Intl
Nov 16
HRL5:05 amHarlingen Valley Intl
5h 36m
1 stop
PHL11:41 amPhiladelphia
$454
United Airlines
Nov 4
PHL1:22 pmPhiladelphia
10h 29m
2 stops
HRL10:51 pmHarlingen Valley Intl
Nov 14
HRL5:05 amHarlingen Valley Intl
8h 08m
2 stops
PHL2:13 pmPhiladelphia
$460

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 julio 18, 2026.
Use the filters below to find and compare flights from Philadelphia to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

mar. 11/10

6:15 am-1:31 pm

1 stop8h 16m

Harlingen Valley Intl

vie. 11/13

2:00 pm-11:40 pm

1 stop8h 40m

$349

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

mié. 11/4

5:45 am-1:23 pm

1 stop8h 38m

Harlingen Valley Intl

vie. 11/13

2:00 pm-11:02 pm

2 stops8h 02m

$354

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

jue. 9/24

10:20 am-5:15 pm

2 stops7h 55m

Harlingen Valley Intl

dom. 9/27

6:00 am-3:55 pm

2 stops8h 55m

$359

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

mar. 11/10

6:15 am-1:31 pm

1 stop8h 16m

Harlingen Valley Intl

jue. 11/19

2:00 pm-11:40 pm

1 stop8h 40m

$374

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

sáb. 11/14

6:00 am-1:31 pm

2 stops8h 31m

Harlingen Valley Intl

sáb. 11/21

2:00 pm-11:40 pm

1 stop8h 40m

$379

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

sáb. 11/14

6:00 am-1:31 pm

2 stops8h 31m

Harlingen Valley Intl

mar. 11/17

2:00 pm-12:51 am

2 stops9h 51m

$384

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

mié. 11/11

6:15 am-1:31 pm

1 stop8h 16m

Harlingen Valley Intl

vie. 11/20

2:00 pm-11:40 pm

1 stop8h 40m

$404

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

mar. 11/10

6:15 am-1:31 pm

1 stop8h 16m

Harlingen Valley Intl

jue. 11/19

2:00 pm-11:40 pm

1 stop8h 40m

$408

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

mié. 11/11

6:15 am-1:31 pm

1 stop8h 16m

Harlingen Valley Intl

mar. 11/17

2:00 pm-12:51 am

2 stops9h 51m

$409
Quickest round-trip

PhiladelphiaHarlingen

PHL - HRL

PHLHRL

Philadelphia

dom. 9/27

6:20 am-2:35 pm

2 stops9h 15m

Harlingen Valley Intl

mié. 9/30

1:45 pm-9:45 pm

2 stops7h 00m

$418

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

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

Can stopping save me money on Philadelphia to Harlingen flights?

You could potentially save up to 8% on your flight if you consider stops on a Philadelphia to Harlingen flight.

When to book flights from Philadelphia to Harlingen

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

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

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

Fastest flight time

8h 08m

Direct flights

None
The fastest flight from Philadelphia to Harlingen takes 8h 08m
There are no direct flights from Philadelphia to Harlingen. There are no popular flight routes from Philadelphia to Harlingen.
Search flight deals

Frequently asked questions about flying from Philadelphia to Harlingen

  • 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 8h 08m.

  • 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?

Best airlines flying from Philadelphia to Harlingen

Compare and see reviews for airlines that fly from Philadelphia to Harlingen with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $294Free CancellationRating
7.1
11,818 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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