$127+ 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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — SJU
Oct 6 — Oct 131
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
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 Puerto Rico
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Best
Last-minute
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 September 6, 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 September 6, 2026.
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/196:42 pm -
2 stops17h 46m
Wed 10/212:18 pm -
2 stops20h 50m
Deal found 9/3![American Airlines logo]()
$240
This Southwest deal was found by Cheapflights users on 9/2. 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 11/81:00 pm -
2 stops9h 55m
Fri 11/136:35 am -
2 stops11h 30m
Deal found 9/2![Southwest logo]()
$308
This American Airlines deal was found by Cheapflights users on 9/2. 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 11/1010:44 am -
1 stop11h 32m
Thu 11/126:55 pm -
2 stops17h 19m
Deal found 9/2![American Airlines logo]()
$310
This United Airlines deal was found by Cheapflights users on 9/2. 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 11/85:05 am -
1 stop9h 31m
Fri 11/133:46 pm -
1 stop9h 02m
Deal found 9/2![United Airlines logo]()
$328
This United Airlines deal was found by Cheapflights users on 9/2. 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 11/105:05 am -
1 stop9h 31m
Tue 11/102:05 am -
2 stops15h 56m
Deal found 9/2![United Airlines logo]()
$413
This United Airlines deal was found by Cheapflights users on 9/2. 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 11/85:05 am -
1 stop9h 31m
Wed 11/117:40 am -
1 stop10h 21m
Deal found 9/2![United Airlines logo]()
$418
This United Airlines deal was found by Cheapflights users on 9/3. 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 11/111:00 pm -
2 stops11h 48m
Deal found 9/3![United Airlines logo]()
$458
This American Airlines deal was found by Cheapflights users on 9/2. 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 11/72:26 pm -
2 stops17h 16m
Fri 11/133:49 pm -
2 stops20h 25m
Deal found 9/2![American Airlines logo]()
$466
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/195:05 am -
1 stop9h 37m
Wed 10/217:00 am -
1 stop9h 59m
Deal found 9/3![United Airlines logo]()
$467
This American Airlines deal was found by Cheapflights users on 9/2. 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 11/62:26 pm -
1 stop7h 50m
Thu 11/123:17 pm -
2 stops20h 57m
Deal found 9/2![American Airlines logo]()
$469
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 September 6, 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 September 6, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Sat 1/96:41 pm -
2 stops17h 36m
Wed 1/207:38 am -
2 stops17h 16m
Deal found 9/5![American Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Mon 11/95:05 am -
1 stop9h 31m
Tue 11/102:05 am -
2 stops13h 16m
Deal found 9/5![United Airlines logo]()
$458
This United Airlines deal was found by Cheapflights users on 9/4. 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 1/195:05 am -
1 stop9h 31m
Sat 1/307:40 am -
1 stop9h 54m
Deal found 9/4![United Airlines logo]()
$508
Last-minute flights from Harlingen to Puerto RicoDiscover last-minute flight deals from Harlingen to Puerto Rico. Data last updated September 6, 2026 and is based on user searches.
Discover last-minute flight deals from Harlingen to Puerto Rico. Data last updated September 6, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/1. 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.
Wed 9/167:25 am -
2 stops12h 35m
Sun 9/205:00 am -
2 stops10h 35m
Deal found 9/1![Southwest logo]()
$569
This United Airlines deal was found by Cheapflights users on 9/1. 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 9/165:05 am -
1 stop9h 07m
Sun 9/207:00 am -
1 stop9h 59m
Deal found 9/1![United Airlines logo]()
$640
This United Airlines deal was found by Cheapflights users on 9/3. 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 9/185:05 am -
1 stop14h 33m
Mon 9/211:00 am -
2 stops13h 24m
Deal found 9/3![United Airlines logo]()
$816
This American Airlines deal was found by Cheapflights users on 9/3. 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 10/196:42 pm -
2 stops17h 46m
Wed 10/212:18 pm -
2 stops20h 50m
Deal found 9/3![American Airlines logo]()
$240
This United Airlines deal was found by Cheapflights users on 9/3. 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 10/195:05 am -
1 stop9h 37m
Wed 10/217:00 am -
1 stop9h 59m
Deal found 9/3![United Airlines logo]()
$467
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 September 6, 2026.
Search for one-way flight options from Harlingen to Puerto Rico. Find affordable one-way fares based on user searches. Data last updated September 6, 2026.
This American Airlines deal was found by Cheapflights users on 9/1. 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 1/116:41 pm -
2 stops17h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![American Airlines logo]()
$127
This Southwest deal was found by Cheapflights users on 9/3. 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
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Southwest logo]()
$164
This deal was found by Cheapflights users on 9/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:05 am -
1 stop9h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![United Airlines logo]()
$199
This American Airlines deal was found by Cheapflights users on 9/3. 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 stop7h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![American Airlines logo]()
$314
This United Airlines deal was found by Cheapflights users on 9/1. 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 1/111:59 pm -
3 stops23h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![United Airlines logo]()
$368
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 September 6, 2026.
Round-trip from | $240 (American Airlines) |
|---|---|
One-way from | $127 (American Airlines) |
Popular in | December |
Cheapest in | February |
Average price | $503 |
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 September 6, 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 Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Fri 10/23
12:55 pm-9:55 pm
2 stops8h 00m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$164
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Sun 10/25
5:05 am-3:36 pm
1 stop9h 31m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$199
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Mon 1/11
5:05 am-4:36 pm
1 stop9h 31m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$199
Quickest round-trip
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Fri 10/23
2:46 pm-11:20 pm
1 stop7h 34m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$314
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Sat 1/9
6:41 pm-2:17 pm
2 stops17h 36m
San Juan Luis Munoz Marin Intl
Wed 1/20
7:38 am-10:54 pm
2 stops17h 16m
$349
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
Tue 11/10
2:05 am-1:21 pm
2 stops13h 16m
$458
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Tue 1/19
5:05 am-4:36 pm
1 stop9h 31m
San Juan Luis Munoz Marin Intl
Sat 1/30
7:40 am-3:34 pm
1 stop9h 54m
$508
Sorted 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 September 6, 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.
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Boarding
8.1
Food
7.0
Comfort
8.0
Crew
8.6
Overall
8.0
Entertainment
7.5
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 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.
Search flights from Harlingen to Puerto Rico by cabin class
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 September 6, 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 September 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$240 | Average$648 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$260 | Average$329 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$429 | Average$631 | FlexibilityNo cancel fee | On-time63% |