What is the cheapest airline that flies from Philadelphia to Harlingen Valley Intl?

United Airlines, Southwest, and American Airlines are the most popular carriers operating from Philadelphia to Harlingen Valley Intl

What airlines fly to Harlingen?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Harlingen from Philadelphia according to our data. American Airlines is the first choice among our users, with 54% 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 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?

The number of operators available for flights from Philadelphia Airport to Harlingen Valley Intl Airport is 1 as of October 2026.

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.

$124 Cheap Flights from Philadelphia to Harlingen in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Harlingen

Round-trip

One-way

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Cheap round-trip flights

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1:45 pm - 9:45 pmPHL Philadelphia-HRL Harlingen Valley Intl

9h 00m2 stops Orlando Houston Hobby

6:05 am - 4:45 pmHRL Harlingen Valley Intl-PHL Philadelphia

9h 40m2 stops Houston Hobby Nashville Intl

$258Southwest

Sat, Jan 23 - Sat, Jan 30

1:20 pm - 10:48 pmPHL Philadelphia-HRL Harlingen Valley Intl

10h 28m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

5:05 am - 11:37 amHRL Harlingen Valley Intl-PHL Philadelphia

5h 32m1 stop Houston George Bush Intcntl

$372United Airlines

Tue, Nov 10 - Wed, Nov 11

1:20 pm - 10:48 pmPHL Philadelphia-HRL Harlingen Valley Intl

10h 28m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

5:05 am - 2:17 pmHRL Harlingen Valley Intl-PHL Philadelphia

8h 12m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$378United Airlines

Tue, Nov 10 - Wed, Nov 11

5:17 pm - 10:54 pmPHL Philadelphia-HRL Harlingen Valley Intl

6h 37m1 stop Dallas/Fort Worth

5:40 am - 2:50 pmHRL Harlingen Valley Intl-PHL Philadelphia

8h 10m1 stop Dallas/Fort Worth

$379American Airlines

Sat, Jan 23 - Sat, Jan 30

8:00 am - 3:53 pmPHL Philadelphia-HRL Harlingen Valley Intl

8h 53m1 stop Houston George Bush Intcntl

9:20 am - 9:40 pmHRL Harlingen Valley Intl-PHL Philadelphia

11h 20m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$384United Airlines

Sat, Jan 23 - Sat, Jan 30

8:00 am - 4:01 pmPHL Philadelphia-HRL Harlingen Valley Intl

9h 01m1 stop Houston George Bush Intcntl

5:05 am - 11:37 amHRL Harlingen Valley Intl-PHL Philadelphia

5h 32m1 stop Houston George Bush Intcntl

$416United Airlines

Tue, Nov 10 - Wed, Nov 11

5:30 pm - 10:59 pmPHL Philadelphia-HRL Harlingen Valley Intl

6h 29m1 stop Dallas/Fort Worth

2:26 pm - 12:17 amHRL Harlingen Valley Intl-PHL Philadelphia

8h 51m1 stop Dallas/Fort Worth

$449American Airlines

Mon, Nov 2 - Fri, Nov 6

5:45 am - 1:23 pmPHL Philadelphia-HRL Harlingen Valley Intl

8h 38m1 stop Minneapolis St Paul

2:13 pm - 11:50 pmHRL Harlingen Valley Intl-PHL Philadelphia

8h 37m1 stop Minneapolis St Paul

$449Delta

Mon, Nov 2 - Fri, Nov 6

10:30 am - 7:47 pmPHL Philadelphia-HRL Harlingen Valley Intl

10h 17m2 stops Washington, D.C. Dulles Intl Houston George Bush Intcntl

1:59 pm - 10:57 pmHRL Harlingen Valley Intl-PHL Philadelphia

7h 58m1 stop Houston George Bush Intcntl

$454United Airlines

Mon, Nov 2 - Fri, Nov 6

5:00 am - 10:14 amPHL Philadelphia-HRL Harlingen Valley Intl

6h 14m1 stop Dallas/Fort Worth

2:50 pm - 12:15 amHRL Harlingen Valley Intl-PHL Philadelphia

8h 25m1 stop Dallas/Fort Worth

$458American Airlines

Sat, Nov 14 - Sat, Nov 21

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Southwest flights from Philadelphia to Harlingen

Our best Southwest deals on Philadelphia to Harlingen flight tickets

Southwest

Jan 23

PHL1:45 pmPhiladelphia

9h 00m

2 stops

HRL9:45 pmHarlingen Valley Intl

Jan 30

HRL6:05 amHarlingen Valley Intl

9h 40m

2 stops

PHL4:45 pmPhiladelphia

$258

Southwest

Nov 2

PHL1:50 pmPhiladelphia

8h 35m

2 stops

HRL9:25 pmHarlingen Valley Intl

Nov 6

HRL1:00 pmHarlingen Valley Intl

9h 20m

2 stops

PHL11:20 pmPhiladelphia

$494

Southwest

Nov 2

PHL5:30 amPhiladelphia

7h 50m

2 stops

HRL12:20 pmHarlingen Valley Intl

Nov 6

HRL1:00 pmHarlingen Valley Intl

9h 20m

2 stops

PHL11:20 pmPhiladelphia

$514

American Airlines flights from Philadelphia to Harlingen

Our best American Airlines deals on Philadelphia to Harlingen flight tickets

American Airlines

Jan 23

PHL5:17 pmPhiladelphia

6h 37m

1 stop

HRL10:54 pmHarlingen Valley Intl

Jan 30

HRL5:40 amHarlingen Valley Intl

8h 10m

1 stop

PHL2:50 pmPhiladelphia

$379

American Airlines

Nov 14

PHL5:00 amPhiladelphia

6h 14m

1 stop

HRL10:14 amHarlingen Valley Intl

Nov 21

HRL2:50 pmHarlingen Valley Intl

8h 25m

1 stop

PHL12:15 amPhiladelphia

$458

American Airlines

Nov 5

PHL5:00 amPhiladelphia

6h 14m

1 stop

HRL10:14 amHarlingen Valley Intl

Nov 9

HRL6:41 pmHarlingen Valley Intl

15h 53m

1 stop

PHL11:34 amPhiladelphia

$480

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PhiladelphiaHarlingen

PHL Philadelphia - HRL Harlingen Valley Intl

PHLHRL

Philadelphia

Sat 1/23

1:45 pm-9:45 pm

2 stops9h 00m

Harlingen Valley Intl

Sat 1/30

6:05 am-4:45 pm

2 stops9h 40m

$258

PhiladelphiaHarlingen

PHL Philadelphia - HRL Harlingen Valley Intl

PHLHRL

Philadelphia

Tue 11/10

1:20 pm-10:48 pm

2 stops10h 28m

Harlingen Valley Intl

Wed 11/11

5:05 am-11:37 am

1 stop5h 32m

$372

PhiladelphiaHarlingen

PHL Philadelphia - HRL Harlingen Valley Intl

PHLHRL

Philadelphia

Tue 11/10

1:20 pm-10:48 pm

2 stops10h 28m

Harlingen Valley Intl

Wed 11/11

5:05 am-2:17 pm

2 stops8h 12m

$378

PhiladelphiaHarlingen

PHL Philadelphia - HRL Harlingen Valley Intl

PHLHRL

Philadelphia

Sat 1/23

5:17 pm-10:54 pm

1 stop6h 37m

Harlingen Valley Intl

Sat 1/30

5:40 am-2:50 pm

1 stop8h 10m

$379

PhiladelphiaHarlingen

PHL Philadelphia - HRL Harlingen Valley Intl

PHLHRL

Philadelphia

Sat 1/23

8:00 am-3:53 pm

1 stop8h 53m

Harlingen Valley Intl

Sat 1/30

9:20 am-9:40 pm

2 stops11h 20m

$384

Quickest round-trip

PhiladelphiaHarlingen

PHL Philadelphia - HRL Harlingen Valley Intl

PHLHRL

Philadelphia

Tue 11/10

8:00 am-4:01 pm

1 stop9h 01m

Harlingen Valley Intl

Wed 11/11

5:05 am-11:37 am

1 stop5h 32m

$416

PhiladelphiaHarlingen

PHL Philadelphia - HRL Harlingen Valley Intl

PHLHRL

Philadelphia

Mon 11/2

5:30 pm-10:59 pm

1 stop6h 29m

Harlingen Valley Intl

Fri 11/6

2:26 pm-12:17 am

1 stop8h 51m

$449

PhiladelphiaHarlingen

PHL Philadelphia - HRL Harlingen Valley Intl

PHLHRL

Philadelphia

Mon 11/2

5:45 am-1:23 pm

1 stop8h 38m

Harlingen Valley Intl

Fri 11/6

2:13 pm-11:50 pm

1 stop8h 37m

$449

PhiladelphiaHarlingen

PHL Philadelphia - HRL Harlingen Valley Intl

PHLHRL

Philadelphia

Mon 11/2

10:30 am-7:47 pm

2 stops10h 17m

Harlingen Valley Intl

Fri 11/6

1:59 pm-10:57 pm

1 stop7h 58m

$454

PhiladelphiaHarlingen

PHL Philadelphia - HRL Harlingen Valley Intl

PHLHRL

Philadelphia

Sat 11/14

5:00 am-10:14 am

1 stop6h 14m

Harlingen Valley Intl

Sat 11/21

2:50 pm-12:15 am

1 stop8h 25m

$458

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the typical price of a round-trip flight between Philadelphia and Harlingen?

Prices are currently low for flights on this route.

Typical prices usually range from $498 to $650.
The lowest price recently found on this route was $258.

What is the cheapest month to fly to Harlingen?

If you aren’t able to travel during the month of June, then book flights to Harlingen from Philadelphia during March instead. Flights to Harlingen in March, while not as cheap as those in June, still average around $0.

Can stopping save me money on Philadelphia to Harlingen flights?

You could potentially save up to 21% 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

Best Price Found	$124
Fastest flight time	8h 07m
Direct flights	None

The best one-way flight to Harlingen from Philadelphia in the past 72 hours is $124. The best round-trip flight deal from Philadelphia to Harlingen found on momondo in the last 72 hours is $258.

The fastest flight from Philadelphia to Harlingen takes 8h 07m

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 07m.
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?
The number of operators available for flights from Philadelphia Airport to Harlingen Valley Intl Airport is 1 as of October 2026.
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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Philadelphia to Harlingen is American Airlines (100% of total bookings).

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 Airlines	PriceFrom $319	Free Cancellation	Rating 7.0 12,183 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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Cheap flights from Philadelphia to Harlingen from $124

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 11/10. 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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Southwest flights from Philadelphia to Harlingen

Our best Southwest deals on Philadelphia to Harlingen flight tickets

American Airlines flights from Philadelphia to Harlingen

Our best American Airlines deals on Philadelphia to Harlingen flight tickets

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How to get the cheapest flight ticket from Philadelphia to Harlingen

What is the typical price of a round-trip flight between Philadelphia and Harlingen?

What is the cheapest month to fly to Harlingen?

Can stopping save me money on Philadelphia to Harlingen flights?

What is the cheapest airline that flies from Philadelphia to Harlingen Valley Intl?

What airlines fly to Harlingen?

When to book flights from Philadelphia to Harlingen

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying 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

Why use momondo?

An easier way to manage your Harlingen trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

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Fly your favorite airline to Harlingen

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List of cabin classes available on flights landing in Harlingen. Availability may vary depending on flight origin and airline.

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