$275+ Cheap flights from Harlingen to Philadelphia (HRL - PHL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — PHL
Oct 12 — Oct 191
Round-trip
1 adult, Economy
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Find cheap flights from Harlingen to Philadelphia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Harlingen to Philadelphia
Cheapest
Best
Last-minute
One-way
Cheapest flights from Harlingen to PhiladelphiaExplore the most affordable flight options available from Harlingen to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
Explore the most affordable flight options available from Harlingen to Philadelphia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 12, 2026.
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2312:55 pm -
2 stops8h 00m
Tue 10/276:25 am -
2 stops7h 00m
Deal found 9/9![Southwest logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:46 pm -
1 stop8h 39m
Sat 10/175:00 am -
1 stop6h 08m
Deal found 9/9![American Airlines logo]()
$428
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:45 am -
1 stop8h 55m
Sat 9/264:32 pm -
1 stop7h 16m
Deal found 9/7![American Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:05 am -
1 stop5h 53m
Wed 9/306:10 am -
2 stops10h 49m
Deal found 9/11![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:15 am -
1 stop8h 34m
Sat 10/36:16 am -
1 stop8h 07m
Deal found 9/9![United Airlines logo]()
$459
This Southwest deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:45 pm -
2 stops7h 10m
Sat 9/2611:00 am -
2 stops8h 55m
Deal found 9/7![Southwest logo]()
$474
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:46 pm -
1 stop8h 39m
Tue 10/275:00 am -
1 stop6h 08m
Deal found 9/10![American Airlines logo]()
$476
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:05 am -
1 stop5h 53m
Sat 9/266:10 am -
2 stops10h 49m
Deal found 9/7![United Airlines logo]()
$489
Best flights from Harlingen to PhiladelphiaDiscover carefully curated flight deals from Harlingen to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
Discover carefully curated flight deals from Harlingen to Philadelphia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 12, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:46 pm -
1 stop8h 39m
Sat 10/175:00 am -
1 stop6h 08m
Deal found 9/9![American Airlines logo]()
$428
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:05 am -
1 stop5h 53m
Wed 9/306:10 am -
2 stops10h 49m
Deal found 9/11![United Airlines logo]()
$434
This Southwest deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:45 pm -
2 stops7h 10m
Sat 9/2611:00 am -
2 stops8h 55m
Deal found 9/7![Southwest logo]()
$474
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:45 am -
1 stop8h 55m
Sat 9/264:32 pm -
1 stop7h 16m
Deal found 9/7![American Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/305:05 am -
2 stops11h 49m
Sat 10/36:16 am -
1 stop8h 07m
Deal found 9/9![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:05 am -
1 stop5h 53m
Sat 9/266:10 am -
2 stops10h 49m
Deal found 9/7![United Airlines logo]()
$489
This American Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:46 pm -
1 stop8h 39m
Tue 10/275:00 am -
1 stop6h 08m
Deal found 9/9![American Airlines logo]()
$491
Last-minute flights from Harlingen to PhiladelphiaDiscover last-minute flight deals from Harlingen to Philadelphia. Data last updated September 12, 2026 and is based on user searches.
Discover last-minute flight deals from Harlingen to Philadelphia. Data last updated September 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2210:45 am -
1 stop8h 55m
Sat 9/264:32 pm -
1 stop7h 16m
Deal found 9/7![American Airlines logo]()
$429
This Southwest deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/221:45 pm -
2 stops7h 10m
Sat 9/2611:00 am -
2 stops8h 55m
Deal found 9/7![Southwest logo]()
$474
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:05 am -
1 stop5h 53m
Sat 9/266:10 am -
2 stops10h 49m
Deal found 9/7![United Airlines logo]()
$489
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:05 am -
1 stop5h 53m
Wed 9/306:10 am -
2 stops10h 49m
Deal found 9/11![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/307:15 am -
1 stop8h 34m
Sat 10/36:16 am -
1 stop8h 07m
Deal found 9/9![United Airlines logo]()
$459
This American Airlines deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/122:46 pm -
1 stop8h 39m
Sat 10/175:00 am -
1 stop6h 08m
Deal found 9/9![American Airlines logo]()
$428
This Southwest deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2312:55 pm -
2 stops8h 00m
Tue 10/276:25 am -
2 stops7h 00m
Deal found 9/9![Southwest logo]()
$399
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:46 pm -
1 stop8h 39m
Tue 10/275:00 am -
1 stop6h 08m
Deal found 9/10![American Airlines logo]()
$476
One-way flights from Harlingen to PhiladelphiaSearch for one-way flight options from Harlingen to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
Search for one-way flight options from Harlingen to Philadelphia. Find affordable one-way fares based on user searches. Data last updated September 12, 2026.
This United Airlines deal was found by Cheapflights users on 9/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:05 am -
1 stop5h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$275
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/305:40 am -
2 stops6h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Southwest logo]()
$294
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/286:30 am -
2 stops11h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Southwest logo]()
$404
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2911:58 am -
2 stops41h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/301:59 pm -
1 stop7h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$534
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/282:50 pm -
1 stop8h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$541
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/295:25 pm -
1 stop28h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$599
Find flight deals from Harlingen to Philadelphia
Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Philadelphia (PHL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $399 (Southwest) |
One-way from | $275 (United Airlines) |
Popular in | July |
Cheapest in | April |
Average price | $463 |
Cheapflights Fare Finder
Customize your flight search to find flights from Harlingen to Philadelphia 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, Cheapflights users made 7,457,451 searches. Data last updated September 12, 2026.
Use the filters below to find and compare flights from Harlingen to Philadelphia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HarlingenPhiladelphia
HRL Harlingen Valley Intl - PHL Philadelphia
HRLPHL
Harlingen Valley Intl
Tue 9/22
5:05 am-11:58 am
1 stop5h 53m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$275
HarlingenPhiladelphia
HRL Harlingen Valley Intl - PHL Philadelphia
HRLPHL
Harlingen Valley Intl
Sat 11/28
6:30 am-6:50 pm
2 stops11h 20m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$404
HarlingenPhiladelphia
HRL Harlingen Valley Intl - PHL Philadelphia
HRLPHL
Harlingen Valley Intl
Mon 10/12
2:46 pm-12:25 am
1 stop8h 39m
Philadelphia
Sat 10/17
5:00 am-10:08 am
1 stop6h 08m
$428
HarlingenPhiladelphia
HRL Harlingen Valley Intl - PHL Philadelphia
HRLPHL
Harlingen Valley Intl
Tue 9/22
10:45 am-8:40 pm
1 stop8h 55m
Philadelphia
Sat 9/26
4:32 pm-10:48 pm
1 stop7h 16m
$429
HarlingenPhiladelphia
HRL Harlingen Valley Intl - PHL Philadelphia
HRLPHL
Harlingen Valley Intl
Sat 9/26
5:05 am-11:58 am
1 stop5h 53m
Philadelphia
Wed 9/30
6:10 am-3:59 pm
2 stops10h 49m
$434
HarlingenPhiladelphia
HRL Harlingen Valley Intl - PHL Philadelphia
HRLPHL
Harlingen Valley Intl
Sun 11/29
11:58 am-6:01 am
2 stops41h 03m
Philadelphia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$463
HarlingenPhiladelphia
HRL Harlingen Valley Intl - PHL Philadelphia
HRLPHL
Harlingen Valley Intl
Wed 9/30
5:05 am-5:54 pm
2 stops11h 49m
Philadelphia
Sat 10/3
6:16 am-1:23 pm
1 stop8h 07m
$464
HarlingenPhiladelphia
HRL Harlingen Valley Intl - PHL Philadelphia
HRLPHL
Harlingen Valley Intl
Tue 9/22
1:45 pm-9:55 pm
2 stops7h 10m
Philadelphia
Sat 9/26
11:00 am-6:55 pm
2 stops8h 55m
$474
HarlingenPhiladelphia
HRL Harlingen Valley Intl - PHL Philadelphia
HRLPHL
Harlingen Valley Intl
Tue 9/22
5:05 am-11:58 am
1 stop5h 53m
Philadelphia
Sat 9/26
6:10 am-3:59 pm
2 stops10h 49m
$489
HarlingenPhiladelphia
HRL Harlingen Valley Intl - PHL Philadelphia
HRLPHL
Harlingen Valley Intl
Fri 10/23
2:46 pm-12:25 am
1 stop8h 39m
Philadelphia
Tue 10/27
5:00 am-10:08 am
1 stop6h 08m
$491
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Harlingen to Philadelphia
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Harlingen to Philadelphia in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Harlingen-Philadelphia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harlingen-Philadelphia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Harlingen-Philadelphia flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Harlingen-Philadelphia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Harlingen-Philadelphia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Harlingen to Philadelphia
Have a flexible travel schedule? Discover the best time to fly to Philadelphia from Harlingen with our price prediction graph.
HRL-PHL
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Reviews of airlines servicing Philadelphia
Get insights into the airlines that provide service to Philadelphia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Philadelphia. Reviews last updated September 12, 2026.
Read reviews from past customers who have flown Southwest and American Airlines from Harlingen to Philadelphia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Food
7.0
Crew
8.6
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Harlingen to Philadelphia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Philadelphia?
Book flights to Philadelphia if you plan to visit one of these locationsWildwood
Reading
King of Prussia
Camden
Wildwood Crest
Cherry Hill
Ocean City
Lewes
Plymouth Meeting
Wyomissing
Pottstown
Ephrata
Milford
Dover
Elkton
Essington
Willow Grove
New Castle
Vineland
Millville
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Harlingen and Philadelphia flights
Browse other Harlingen and Philadelphia flight options. Last updated on September 12, 2026.
Other flights from Harlingen
Browse through other flights departing from Harlingen. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.
Other flights to Philadelphia
Explore flights to Philadelphia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Harlingen to Philadelphia
Discover the top 2 airlines that operate flights from Harlingen to Philadelphia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$269 | Average$448 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$310 | Average$469 | FlexibilityNo cancel fee | On-time63% |