$299+ Cheap flights from Harlingen (HRL) to Puerto Rico
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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — SJU
Nov 20 — Nov 271
Round-trip
1 adult, Economy
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Find cheap flights from Harlingen to Puerto Rico 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
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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 Puerto Rico
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Best
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One-way
Cheapest flights from Harlingen to Puerto RicoExplore the most affordable flight options available from Harlingen to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
Explore the most affordable flight options available from Harlingen to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 21, 2026.
This United Airlines deal was found by Cheapflights users on 10/17. 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 11/1511:25 am -
1 stop7h 59m
Wed 11/182:05 am -
2 stops15h 56m
Deal found 10/17![United Airlines logo]()
$399
This United Airlines deal was found by Cheapflights users on 10/17. 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.
Fri 11/135:05 am -
1 stop9h 31m
Wed 11/182:05 am -
2 stops15h 56m
Deal found 10/17![United Airlines logo]()
$441
This Southwest deal was found by Cheapflights users on 10/17. 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 11/1712:50 pm -
2 stops10h 00m
Sat 11/216:00 pm -
1 stop7h 45m
Deal found 10/17![Southwest logo]()
$464
This American Airlines deal was found by Cheapflights users on 10/19. 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 12/12:50 pm -
2 stops17h 54m
Sat 12/57:20 am -
2 stops12h 50m
Deal found 10/19![American Airlines logo]()
$470
This United Airlines deal was found by Cheapflights users on 10/17. 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 11/95:05 am -
1 stop9h 31m
Wed 11/117:40 am -
1 stop7h 41m
Deal found 10/17![United Airlines logo]()
$499
This Southwest deal was found by Cheapflights users on 10/17. 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.
Sun 11/156:40 am -
2 stops9h 10m
Sat 11/216:00 pm -
1 stop7h 45m
Deal found 10/17![Southwest logo]()
$513
This American Airlines deal was found by Cheapflights users on 10/18. 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 11/96:41 pm -
2 stops17h 38m
Mon 11/166:55 pm -
2 stops17h 19m
Deal found 10/18![American Airlines logo]()
$518
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/811:25 am -
1 stop7h 59m
Mon 11/93:46 pm -
1 stop9h 02m
Deal found 10/18![United Airlines logo]()
$519
Best flights from Harlingen to Puerto RicoDiscover carefully curated flight deals from Harlingen to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
Discover carefully curated flight deals from Harlingen to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 21, 2026.
This United Airlines deal was found by Cheapflights users on 10/17. 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.
Fri 11/135:05 am -
1 stop9h 31m
Wed 11/182:05 am -
2 stops15h 56m
Deal found 10/17![United Airlines logo]()
$441
This Southwest deal was found by Cheapflights users on 10/17. 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 11/1712:50 pm -
2 stops10h 00m
Sat 11/216:00 pm -
1 stop7h 45m
Deal found 10/17![Southwest logo]()
$464
This American Airlines deal was found by Cheapflights users on 10/16. 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 10/316:42 pm -
2 stops25h 56m
Wed 11/41:00 pm -
2 stops11h 59m
Deal found 10/16![American Airlines logo]()
$558
This United Airlines deal was found by Cheapflights users on 10/17. 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 11/1511:25 am -
1 stop7h 59m
Thu 11/193:46 pm -
1 stop9h 02m
Deal found 10/17![United Airlines logo]()
$452
This United Airlines deal was found by Cheapflights users on 10/17. 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 1/199:20 am -
2 stops13h 16m
Sat 1/3010:15 am -
1 stop7h 38m
Deal found 10/17![United Airlines logo]()
$468
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/95:05 am -
1 stop9h 31m
Wed 11/117:40 am -
1 stop7h 41m
Deal found 10/18![United Airlines logo]()
$547
Last-minute flights from Harlingen to Puerto RicoDiscover last-minute flight deals from Harlingen to Puerto Rico. Data last updated October 21, 2026 and is based on user searches.
Discover last-minute flight deals from Harlingen to Puerto Rico. Data last updated October 21, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 10/18. 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.
Sun 11/86:41 pm -
2 stops17h 38m
Mon 11/96:55 pm -
2 stops17h 19m
Deal found 10/18![American Airlines logo]()
$470
This United Airlines deal was found by Cheapflights users on 10/18. 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 11/811:25 am -
1 stop7h 59m
Mon 11/93:46 pm -
1 stop9h 02m
Deal found 10/18![United Airlines logo]()
$519
This United Airlines deal was found by Cheapflights users on 10/17. 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 11/95:05 am -
1 stop9h 31m
Wed 11/117:40 am -
1 stop7h 41m
Deal found 10/17![United Airlines logo]()
$499
This American Airlines deal was found by Cheapflights users on 10/18. 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 11/96:41 pm -
2 stops17h 38m
Mon 11/166:55 pm -
2 stops17h 19m
Deal found 10/18![American Airlines logo]()
$518
This United Airlines deal was found by Cheapflights users on 10/17. 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.
Fri 11/135:05 am -
1 stop9h 31m
Wed 11/182:05 am -
2 stops15h 56m
Deal found 10/17![United Airlines logo]()
$441
This United Airlines deal was found by Cheapflights users on 10/17. 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 11/1511:25 am -
1 stop7h 59m
Wed 11/182:05 am -
2 stops15h 56m
Deal found 10/17![United Airlines logo]()
$399
This Southwest deal was found by Cheapflights users on 10/17. 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.
Sun 11/156:40 am -
2 stops9h 10m
Sat 11/216:00 pm -
1 stop7h 45m
Deal found 10/17![Southwest logo]()
$513
This Southwest deal was found by Cheapflights users on 10/17. 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 11/1712:50 pm -
2 stops10h 00m
Sat 11/216:00 pm -
1 stop7h 45m
Deal found 10/17![Southwest logo]()
$464
One-way flights from Harlingen to Puerto RicoSearch for one-way flight options from Harlingen to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
Search for one-way flight options from Harlingen to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated October 21, 2026.
This Southwest deal was found by Cheapflights users on 10/20. 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 11/312:50 pm -
2 stops7h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Southwest logo]()
$299
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/35:40 am -
1 stop16h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$308
This Sun Country Air deal was found by Cheapflights users on 10/18. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1711:46 am -
1 stop24h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Sun Country Air logo]()
$500
This Southwest deal was found by Cheapflights users on 10/18. 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.
Thu 12/1710:45 am -
2 stops10h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Southwest logo]()
$518
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Fri 12/1811:52 am -
2 stops30h 56m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$521
This Sun Country Air deal was found by Cheapflights users on 10/18. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1910:16 am -
1 stop25h 51m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Sun Country Air logo]()
$585
This American Airlines deal was found by Cheapflights users on 10/18. 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 12/185:44 am -
1 stop8h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![American Airlines logo]()
$681
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Fri 12/185:05 am -
3 stops15h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![United Airlines logo]()
$1,060
Find flight deals from Harlingen to Puerto Rico
Keep the following information in mind while searching for Harlingen to Puerto Rico flight deals. Data was last updated October 21, 2026.
Round-trip from | $368 (United Airlines) |
|---|---|
One-way from | $299 (Southwest) |
Popular in | December |
Cheapest in | February |
Average price | $339 |
Cheapflights Fare Finder
Customize your flight search to find flights from Harlingen to Puerto Rico 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 October 21, 2026.
Use the filters below to find and compare flights from Harlingen to Puerto Rico that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Tue 11/3
12:50 pm-10:20 pm
2 stops7h 30m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$299
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Tue 11/3
5:40 am-12:16 am
1 stop16h 36m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$308
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Fri 11/13
5:05 am-4:36 pm
1 stop9h 31m
San Juan Luis Munoz Marin Intl
Wed 11/18
2:05 am-4:01 pm
2 stops15h 56m
$441
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Sun 11/15
11:25 am-9:24 pm
1 stop7h 59m
San Juan Luis Munoz Marin Intl
Thu 11/19
3:46 pm-10:48 pm
1 stop9h 02m
$452
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Tue 11/17
12:50 pm-12:50 am
2 stops10h 00m
San Juan Luis Munoz Marin Intl
Sat 11/21
6:00 pm-11:45 pm
1 stop7h 45m
$464
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Tue 1/19
9:20 am-12:36 am
2 stops13h 16m
San Juan Luis Munoz Marin Intl
Sat 1/30
10:15 am-3:53 pm
1 stop7h 38m
$468
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Thu 12/17
11:46 am-2:07 pm
1 stop24h 21m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$500
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Sat 12/19
12:50 pm-1:40 am
2 stops10h 50m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$518
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Mon 11/9
5:05 am-4:36 pm
1 stop9h 31m
San Juan Luis Munoz Marin Intl
Wed 11/11
7:40 am-1:21 pm
1 stop7h 41m
$547
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Sat 10/31
6:42 pm-9:38 pm
2 stops25h 56m
San Juan Luis Munoz Marin Intl
Wed 11/4
1:00 pm-10:59 pm
2 stops11h 59m
$558
Showing 1-10 of 11 resultsSorted by cheapest first
Best time to book a flight from Harlingen to Puerto Rico
Have a flexible travel schedule? Discover the best time to fly to Puerto Rico from Harlingen with our price prediction graph.
HRL-SJU
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.
Cheapflights Insights
Everything you need to know about your flight from Harlingen to Puerto Rico
HRL-PR0
HRL-SJU
What is the cheapest month to book a flight from Harlingen to Puerto Rico?
Currently, February is the cheapest month in which you can book a flight from Harlingen to Puerto Rico (average of $240). Flying from Harlingen to Puerto Rico in December is currently the most expensive (average of $1,051). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Reviews of airlines servicing Puerto Rico
Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated October 21, 2026.
Get a feel of what it's like to fly with Southwest,United Airlines, andAmerican Airlines from Harlingen to Puerto Rico by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.4
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.4
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.4
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Food
7.0
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.4
Boarding
8.1
Reviews
1 / 20
8.0
ExcellentPatricia,Oct 2026
DAL - TPA
Related info for your journey
Find useful and relevant information for your journey from Harlingen to Puerto Rico. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Harlingen to Puerto Rico
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Complete your trip
Complete your trip to Puerto Rico by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Harlingen to Puerto Rico, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Harlingen and Puerto Rico flights
Browse other Harlingen and Puerto Rico flight options. Last updated on October 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Harlingen to Puerto Rico flights
Consider these flights traveling from Harlingen to Puerto Rico.
Top 3 airlines flying from Harlingen to Puerto Rico
Discover the top 3 airlines that operate flights from Harlingen to Puerto Rico. 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 October 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$239 | Average$329 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$240 | Average$648 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$429 | Average$616 | FlexibilityNo cancel fee | On-time63% |