$158+ Cheap flights from Harlingen, TX (HRL) to Puerto Rico
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — SJU
Apr 9 — Apr 161
Round-trip
1 adult, Economy
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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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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 March 10, 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 March 10, 2026.
This American Airlines deal was found by Cheapflights users on 3/6. 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.
Thu 8/205:25 am
HRL
- SJU
2 stops17h 15m
American Airlines
Mon 8/244:49 pm
SJU
- HRL
2 stops17h 43m
American Airlines
Deal found 3/6![American Airlines logo]()
$290
This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1312:05 pm
HRL
- SJU
1 stop7h 33m
United Airlines
Tue 4/211:00 am
SJU
- HRL
2 stops16h 04m
United Airlines
Deal found 3/10![United Airlines logo]()
$343
This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:15 am
HRL
- SJU
1 stop9h 27m
United Airlines
Tue 10/272:46 pm
SJU
- HRL
1 stop7h 58m
United Airlines
Deal found 3/10![United Airlines logo]()
$347
This United Airlines deal was found by Cheapflights users on 3/8. 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 10/25:15 am
HRL
- SJU
1 stop9h 27m
United Airlines
Mon 10/51:05 am
SJU
- HRL
2 stops13h 09m
United Airlines
Deal found 3/8![United Airlines logo]()
$351
This American Airlines deal was found by Cheapflights users on 3/9. 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 5/258:04 pm
HRL
- SJU
1 stop7h 21m
American Airlines
Tue 6/27:15 pm
SJU
- HRL
2 stops15h 58m
American Airlines
Deal found 3/9![American Airlines logo]()
$390
This Southwest deal was found by Cheapflights users on 3/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1310:40 am
HRL
- SJU
2 stops11h 45m
Southwest
Wed 4/222:00 pm
SJU
- HRL
2 stops9h 00m
Southwest
Deal found 3/10![Southwest logo]()
$400
This American Airlines deal was found by Cheapflights users on 3/9. 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 5/112:51 pm
HRL
- SJU
2 stops19h 02m
American Airlines
Sat 5/165:45 am
SJU
- HRL
2 stops18h 06m
American Airlines
Deal found 3/9![American Airlines logo]()
$409
This Southwest deal was found by Cheapflights users on 3/7. 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.
Mon 7/61:00 pm
HRL
- SJU
1 stop10h 25m
Southwest
Fri 7/106:00 am
SJU
- HRL
1 stop13h 00m
Southwest
Deal found 3/7![Southwest logo]()
$438
This United Airlines deal was found by Cheapflights users on 3/6. 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 5/512:10 pm
HRL
- SJU
1 stop7h 28m
United Airlines
Tue 5/51:00 am
SJU
- HRL
2 stops16h 04m
United Airlines
Deal found 3/6![United Airlines logo]()
$455
This Southwest deal was found by Cheapflights users on 3/8. 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 8/106:20 am
HRL
- SJU
2 stops9h 35m
Southwest
Sun 8/236:00 am
SJU
- HRL
2 stops9h 35m
Southwest
Deal found 3/8![Southwest logo]()
$458
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 March 10, 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 March 10, 2026.
This Southwest deal was found by Cheapflights users on 3/7. 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.
Mon 7/67:10 am
HRL
- SJU
2 stops9h 30m
Southwest
Fri 7/106:00 am
SJU
- HRL
1 stop13h 00m
Southwest
Deal found 3/7![Southwest logo]()
$438
This United Airlines deal was found by Cheapflights users on 3/7. 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 4/289:20 am
HRL
- SJU
2 stops11h 04m
United Airlines
Thu 4/302:55 pm
SJU
- HRL
1 stop8h 04m
United Airlines
Deal found 3/7![United Airlines logo]()
$461
This American Airlines deal was found by Cheapflights users on 3/5. 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.
Wed 4/82:47 pm
HRL
- SJU
2 stops17h 26m
American Airlines
Wed 4/1511:59 pm
SJU
- HRL
1 stop11h 18m
American Airlines
Deal found 3/5![American Airlines logo]()
$473
This United Airlines deal was found by Cheapflights users on 3/5. 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 5/512:10 pm
HRL
- SJU
1 stop7h 28m
United Airlines
Wed 5/61:25 pm
SJU
- HRL
2 stops22h 58m
United Airlines
Deal found 3/5![United Airlines logo]()
$479
Last-minute flights from Harlingen to Puerto RicoDiscover last-minute flight deals from Harlingen to Puerto Rico. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from Harlingen to Puerto Rico. Data last updated March 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 3/5. 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.
Wed 4/82:47 pm
HRL
- SJU
2 stops17h 26m
American Airlines
Wed 4/1511:59 pm
SJU
- HRL
1 stop11h 18m
American Airlines
Deal found 3/5![American Airlines logo]()
$473
This American Airlines deal was found by Cheapflights users on 3/6. 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.
Thu 4/96:00 am
HRL
- SJU
1 stop16h 02m
American Airlines
Thu 4/1611:59 pm
SJU
- HRL
1 stop15h 18m
American Airlines
Deal found 3/6![American Airlines logo]()
$552
This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1312:05 pm
HRL
- SJU
1 stop7h 33m
United Airlines
Tue 4/211:00 am
SJU
- HRL
2 stops16h 04m
United Airlines
Deal found 3/10![United Airlines logo]()
$343
This Southwest deal was found by Cheapflights users on 3/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1310:40 am
HRL
- SJU
2 stops11h 45m
Southwest
Wed 4/222:00 pm
SJU
- HRL
2 stops9h 00m
Southwest
Deal found 3/10![Southwest logo]()
$400
This American Airlines deal was found by Cheapflights users on 3/8. 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.
Thu 4/162:47 pm
HRL
- SJU
2 stops17h 26m
American Airlines
Tue 4/217:00 pm
SJU
- HRL
2 stops20h 17m
American Airlines
Deal found 3/8![American Airlines logo]()
$507
This United Airlines deal was found by Cheapflights users on 3/8. 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 4/289:20 am
HRL
- SJU
2 stops11h 04m
United Airlines
Thu 4/302:55 pm
SJU
- HRL
1 stop8h 04m
United Airlines
Deal found 3/8![United Airlines logo]()
$461
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 March 10, 2026.
Search for one-way flight options from Harlingen to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Sat 4/47:00 am
HRL
- SJU
1 stop7h 42m
United Airlines
Deal found 3/7![United Airlines logo]()
$282
This Southwest deal was found by Cheapflights users on 3/7. 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.
Sat 4/46:10 am
HRL
- SJU
2 stops10h 25m
Southwest
Deal found 3/7![Southwest logo]()
$295
This American Airlines deal was found by Cheapflights users on 3/8. 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 4/48:06 pm
HRL
- SJU
1 stop8h 22m
American Airlines
Deal found 3/8![American Airlines logo]()
$318
This American Airlines deal was found by Cheapflights users on 3/7. 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.
Mon 4/68:06 pm
HRL
- SJU
2 stops15h 23m
American Airlines
Deal found 3/7![American Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 3/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/612:17 pm
HRL
- SJU
3 stops44h 01m
Multiple Airlines
Deal found 3/7![Multiple Airlines logo]()
$593
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 March 10, 2026.
Round-trip from | $290 (American Airlines) |
|---|---|
One-way from | $282 (United Airlines) |
Popular in | October |
Cheapest in | February |
Average price | $696 |
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 2,558,603 searches. Data last updated March 10, 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
HarlingenSan Juan
HRL - SJU
HRLSJU
Harlingen Valley Intl
Mon 7/6
7:10 am-5:40 pm
2 stops9h 30m
San Juan Luis Munoz Marin Intl
Fri 7/10
6:00 am-6:00 pm
1 stop13h 00m
$438
Quickest round-trip
HarlingenSan Juan
HRL - SJU
HRLSJU
Harlingen Valley Intl
Tue 4/28
9:20 am-9:24 pm
2 stops11h 04m
San Juan Luis Munoz Marin Intl
Thu 4/30
2:55 pm-9:59 pm
1 stop8h 04m
$461
HarlingenSan Juan
HRL - SJU
HRLSJU
Harlingen Valley Intl
Wed 4/8
2:47 pm-9:13 am
2 stops17h 26m
San Juan Luis Munoz Marin Intl
Wed 4/15
11:59 pm-10:17 am
1 stop11h 18m
$473
HarlingenSan Juan
HRL - SJU
HRLSJU
Harlingen Valley Intl
Tue 5/5
12:10 pm-8:38 pm
1 stop7h 28m
San Juan Luis Munoz Marin Intl
Wed 5/6
1:25 pm-11:23 am
2 stops22h 58m
$479
Cheapest one-way
HarlingenSan Juan
HRL - SJU
HRLSJU
Harlingen Valley Intl
Wed 9/2
5:25 am-11:40 pm
2 stops17h 15m
$158
HarlingenSan Juan
HRL - SJU
HRLSJU
Harlingen Valley Intl
Wed 9/2
5:15 am-3:42 pm
1 stop9h 27m
$230
Quickest one-way
HarlingenSan Juan
HRL - SJU
HRLSJU
Harlingen Valley Intl
Sat 4/4
7:00 am-3:42 pm
1 stop7h 42m
$282
HarlingenSan Juan
HRL - SJU
HRLSJU
Harlingen Valley Intl
Sat 4/4
6:10 am-5:35 pm
2 stops10h 25m
$295
HarlingenSan Juan
HRL - SJU
HRLSJU
Harlingen Valley Intl
Mon 4/6
8:06 pm-2:42 pm
1 stop17h 36m
$318
HarlingenSan Juan
HRL - SJU
HRLSJU
Harlingen Valley Intl
Sat 4/4
8:06 pm-2:50 pm
2 stops17h 44m
$324
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, Texas to Puerto Rico?
Currently, February is the cheapest month in which you can book a flight from Harlingen, Texas to Puerto Rico (average of $240). Flying from Harlingen, Texas to Puerto Rico in October is currently the most expensive (average of $449). 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 March 10, 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.
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
Comfort
8.0
Boarding
8.1
Food
7.0
Overall
8.0
Entertainment
7.5
Crew
8.6
Reviews
1 / 20
10.0
ExcellentAnonymous,Mar 2026
KOA - HNL
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
See prices for flight routes from nearby airports that may be better suited for you.
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 March 10, 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 2,558,603 searches. Data last updated March 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$260 | Average$445 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$306 | Average$645 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$378 | Average$549 | FlexibilityNo cancel fee | On-time63% |