$291+ Cheap flights from Harlingen (HRL) to Luis Munoz Marin Intl (SJU)
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 9/19. Fares are subject to change and may not be available on all flights or dates of travel.
HRL — SJU
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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Find cheap flights from Harlingen to Luis Munoz Marin Intl 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 Luis Munoz Marin Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Harlingen to Luis Munoz Marin IntlExplore the most affordable flight options available from Harlingen to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
Explore the most affordable flight options available from Harlingen to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2026.
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Tue 10/66:42 pm -
2 stops19h 56m
Tue 10/136:30 am -
2 stops17h 20m
Deal found 9/8![American Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 9/8. 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 10/65:05 am -
1 stop9h 37m
Tue 10/137:00 am -
1 stop9h 59m
Deal found 9/8![United Airlines logo]()
$365
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 11/95:05 am -
1 stop9h 31m
Wed 11/117:40 am -
1 stop7h 41m
Deal found 9/6![United Airlines logo]()
$458
This Southwest deal was found by Cheapflights users on 9/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:35 pm -
2 stops8h 30m
Wed 9/305:15 am -
2 stops8h 45m
Deal found 9/6![Southwest logo]()
$463
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/246:42 pm -
2 stops17h 46m
Sun 10/254:17 pm -
1 stop18h 51m
Deal found 9/8![American Airlines logo]()
$487
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.
Sat 11/146:41 pm -
2 stops17h 38m
Mon 11/305:03 pm -
1 stop19h 07m
Deal found 9/7![American Airlines logo]()
$517
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Wed 9/237:15 am -
1 stop6h 57m
Wed 9/307:00 am -
1 stop9h 59m
Deal found 9/6![United Airlines logo]()
$518
This Southwest deal was found by Cheapflights users on 9/8. 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.
Sat 10/2412:40 pm -
2 stops10h 15m
Sun 10/256:35 am -
2 stops13h 40m
Deal found 9/8![Southwest logo]()
$538
Best flights from Harlingen to Luis Munoz Marin IntlDiscover carefully curated flight deals from Harlingen to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from Harlingen to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This United Airlines deal was found by Cheapflights users on 9/8. 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.
Mon 11/95:05 am -
1 stop9h 31m
Tue 11/102:05 am -
2 stops13h 16m
Deal found 9/8![United Airlines logo]()
$458
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.
Sat 1/92:47 pm -
2 stops16h 51m
Wed 1/2010:32 am -
2 stops14h 22m
Deal found 9/10![American Airlines logo]()
$458
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/246:42 pm -
2 stops17h 46m
Sun 10/254:17 pm -
1 stop18h 51m
Deal found 9/8![American Airlines logo]()
$487
Last-minute flights from Harlingen to Luis Munoz Marin IntlDiscover last-minute flight deals from Harlingen to Luis Munoz Marin Intl. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Harlingen to Luis Munoz Marin Intl. Data last updated September 11, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:30 am -
2 stops13h 35m
Thu 9/1710:00 am -
2 stops11h 35m
Deal found 9/6![Southwest logo]()
$558
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Thu 9/107:15 am -
1 stop7h 27m
Wed 9/161:00 am -
2 stops15h 59m
Deal found 9/6![United Airlines logo]()
$576
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.
Wed 9/1612:35 pm -
2 stops8h 30m
Sun 9/206:00 am -
2 stops12h 00m
Deal found 9/9![Southwest logo]()
$608
This Southwest deal was found by Cheapflights users on 9/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2312:35 pm -
2 stops8h 30m
Wed 9/305:15 am -
2 stops8h 45m
Deal found 9/6![Southwest logo]()
$463
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Wed 9/237:15 am -
1 stop6h 57m
Wed 9/307:00 am -
1 stop9h 59m
Deal found 9/6![United Airlines logo]()
$518
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Fri 9/257:15 am -
1 stop7h 27m
Wed 9/302:55 pm -
1 stop7h 57m
Deal found 9/6![United Airlines logo]()
$690
This American Airlines deal was found by Cheapflights users on 9/8. 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.
Tue 10/66:42 pm -
2 stops19h 56m
Tue 10/136:30 am -
2 stops17h 20m
Deal found 9/8![American Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 9/8. 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 10/65:05 am -
1 stop9h 37m
Tue 10/137:00 am -
1 stop9h 59m
Deal found 9/8![United Airlines logo]()
$365
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/246:42 pm -
2 stops17h 46m
Sun 10/254:17 pm -
1 stop18h 51m
Deal found 9/8![American Airlines logo]()
$487
This Southwest deal was found by Cheapflights users on 9/8. 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.
Sat 10/2412:40 pm -
2 stops10h 15m
Sun 10/256:35 am -
2 stops13h 40m
Deal found 9/8![Southwest logo]()
$538
One-way flights from Harlingen to Luis Munoz Marin IntlSearch for one-way flight options from Harlingen to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from Harlingen to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated September 11, 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.
Sat 9/197:00 am -
2 stops11h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Southwest logo]()
$291
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.
Sat 9/195:05 am -
1 stop9h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![United Airlines logo]()
$361
Find flight deals from Harlingen to Luis Munoz Marin Intl
Discover tips and strategies to find the most affordable flight options for your journey from Harlingen (HRL) to Luis Munoz Marin Intl (SJU). 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 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $240 (American Airlines) |
Popular in | December |
Cheapest in | February |
Average price | $503 |
Cheapflights Fare Finder
Customize your flight search to find flights from Harlingen to Luis Munoz Marin Intl 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 11, 2026.
Use the filters below to find and compare flights from Harlingen to San Juan Luis Munoz Marin Intl Airport 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
Sat 9/19
7:00 am-7:25 pm
2 stops11h 25m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$291
Quickest round-trip
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Sat 9/19
5:05 am-3:42 pm
1 stop9h 37m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$361
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
Sat 1/9
2:47 pm-9:38 am
2 stops16h 51m
San Juan Luis Munoz Marin Intl
Wed 1/20
10:32 am-10:54 pm
2 stops14h 22m
$458
HarlingenSan Juan
HRL Harlingen Valley Intl - SJU San Juan Luis Munoz Marin Intl
HRLSJU
Harlingen Valley Intl
Sat 10/24
6:42 pm-1:28 pm
2 stops17h 46m
San Juan Luis Munoz Marin Intl
Sun 10/25
4:17 pm-10:08 am
1 stop18h 51m
$487
Sorted by cheapest first
Compare providers for flights from Harlingen to Luis Munoz Marin Intl
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 Luis Munoz Marin Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Harlingen-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Harlingen-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Harlingen-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Harlingen-San Juan Luis Munoz Marin Intl Airport 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-San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl
Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl 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 San Juan Luis Munoz Marin Intl Airport
Reviews of airlines servicing Luis Munoz Marin Intl
Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated September 11, 2026.
Read through reviews of airlines operating flights from Harlingen to San Juan Luis Munoz Marin Intl Airport, such as Southwest,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
Overall
8.0
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Food
7.0
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 Luis Munoz Marin Intl. 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 San Juan Luis Munoz Marin Intl Airport?
Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locationsFajardo
Luquillo
Dorado
Rio Grande
Humacao
Bayamón
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Complete your trip
Complete your trip to Luis Munoz Marin Intl by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Harlingen to Luis Munoz Marin Intl by cabin class
Find flights from Harlingen to Luis Munoz Marin Intl, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Luis Munoz Marin Intl
Explore flights to Luis Munoz Marin Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 11, 2026.
Harlingen and Luis Munoz Marin Intl flights
Browse other Harlingen and Luis Munoz Marin Intl flight options. Last updated on September 11, 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 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Harlingen to Luis Munoz Marin Intl
Discover the top 3 airlines that operate flights from Harlingen to Luis Munoz Marin Intl. 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 11, 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% |