San Juan

$128+ Cheap flights from Greenville (GSP) to San Juan

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — SJU
Apr 12 — Apr 191
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Cheap flight deals from Greenville to San Juan

Cheapest flights from Greenville to San Juan
Explore the most affordable flight options available from Greenville to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 13, 2026.

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 4/135:20 am
GSP
-
SJU
1 stop5h 28m
American Airlines
Thu 4/1610:03 am
SJU
-
GSP
1 stop13h 56m
American Airlines
Deal found 3/9$276
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 5/46:45 pm
GSP
-
SJU
1 stop14h 28m
American Airlines
Mon 5/115:45 am
SJU
-
GSP
1 stop12h 30m
American Airlines
Deal found 3/9$306
This Delta deal was found by Cheapflights users on 3/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2512:58 pm
GSP
-
SJU
1 stop10h 14m
Delta
Sat 5/22:45 pm
SJU
-
GSP
1 stop9h 11m
Delta
Deal found 3/11$311
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/135:43 pm
GSP
-
SJU
1 stop18h 06m
Multiple Airlines
Thu 4/1611:02 am
SJU
-
GSP
2 stops32h 36m
Multiple Airlines
Deal found 3/9$314
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/299:20 pm
GSP
-
SJU
1 stop13h 01m
Multiple Airlines
Wed 6/36:05 am
SJU
-
GSP
2 stops32h 53m
Multiple Airlines
Deal found 3/9$321
This American Airlines deal was found by Cheapflights users on 3/12. 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 4/286:00 am
GSP
-
SJU
1 stop14h 51m
American Airlines
Mon 5/45:45 am
SJU
-
GSP
1 stop12h 30m
American Airlines
Deal found 3/12$326
This Kiwi.com deal was found by Cheapflights users on 3/11. 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.
Mon 8/1012:06 pm
GSP
-
SJU
1 stop12h 41m
Multiple Airlines
Thu 8/205:56 pm
SJU
-
GSP
1 stop22h 09m
Multiple Airlines
Deal found 3/11$331
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:23 am
GSP
-
SJU
2 stops39h 17m
Multiple Airlines
Tue 6/23:01 am
SJU
-
GSP
1 stop28h 28m
Multiple Airlines
Deal found 3/9$337
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/299:20 pm
GSP
-
SJU
1 stop13h 01m
Multiple Airlines
Thu 6/44:22 pm
SJU
-
GSP
2 stops15h 17m
Multiple Airlines
Deal found 3/9$338
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/288:23 am
GSP
-
SJU
2 stops39h 17m
Multiple Airlines
Thu 6/43:59 pm
SJU
-
GSP
1 stop15h 40m
Multiple Airlines
Deal found 3/9$341

Find flight deals from Greenville to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Greenville (GSP) to San Juan (PR1). 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 March 13, 2026.

Round-trip from

$276
(American Airlines)

One-way from

$128
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$579
From Greenville to San Juan
One-way flight from Greenville to San Juan
Highest demand for flights based on searches. 13% potential increase in price ($87 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Average for round-trip flights in March 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Greenville to San Juan 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 13, 2026.
Use the filters below to find and compare flights from Greenville to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Fri 5/8

10:09 am-4:33 pm

1 stop6h 24m

San Juan Luis Munoz Marin Intl

Sun 5/10

5:43 pm-11:43 pm

1 stop6h 00m

$436

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Mon 5/11

2:52 pm-9:24 pm

1 stop6h 32m

San Juan Luis Munoz Marin Intl

Fri 5/15

1:25 pm-11:05 pm

1 stop9h 40m

$451

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Sat 8/1

1:55 pm-12:45 am

2 stops10h 50m

San Juan Luis Munoz Marin Intl

Sat 8/8

5:55 am-7:00 pm

1 stop13h 05m

$456

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Thu 7/23

1:55 pm-12:05 am

2 stops10h 10m

San Juan Luis Munoz Marin Intl

Tue 7/28

10:00 am-10:00 pm

2 stops12h 00m

$466

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Fri 4/24

6:45 pm-9:11 am

1 stop14h 26m

San Juan Luis Munoz Marin Intl

Sun 4/26

11:43 am-11:59 pm

1 stop12h 16m

$476

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Sat 5/16

12:25 pm-11:15 pm

1 stop10h 50m

San Juan Luis Munoz Marin Intl

Sun 5/24

7:25 am-5:15 pm

2 stops9h 50m

$496

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Thu 7/16

1:55 pm-12:05 am

2 stops10h 10m

San Juan Luis Munoz Marin Intl

Tue 7/28

7:00 am-7:00 pm

2 stops12h 00m

$496

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Sat 4/11

6:25 am-7:05 pm

1 stop12h 40m

San Juan Luis Munoz Marin Intl

Sat 4/18

10:00 am-8:40 pm

2 stops10h 40m

$501

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Thu 8/6

1:05 pm-11:05 pm

2 stops10h 00m

San Juan Luis Munoz Marin Intl

Mon 8/10

6:00 am-4:05 pm

2 stops10h 05m

$506

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Fri 7/17

1:55 pm-12:05 am

2 stops10h 10m

San Juan Luis Munoz Marin Intl

Sun 7/19

3:05 pm-11:15 pm

2 stops8h 10m

$536

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Greenville to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Greenville with our price prediction graph.
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 Greenville to San Juan

How far ahead should I book a flight from Greenville to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Greenville to San Juan. Price data was last updated on March 6, 2026.

The price you pay for your flight from Greenville to San Juan may vary depending on when you book. For the best chance of a lower fare, look to book 57 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Greenville to San Juan?

Currently, April is the cheapest month in which you can book a flight from Greenville to San Juan (average of $138). Flying from Greenville to San Juan in November is currently the most expensive (average of $339). 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 San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated March 13, 2026.
Peruse reviews from past customers who have flown with Delta,United Airlines, andAmerican Airlines from Greenville to San Juan to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Entertainment

7.8

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.8

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.8

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Entertainment

7.8

Crew

8.5

Overall

7.9

Comfort

7.9

Food

7.2

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Greenville to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Greenville to San Juan?

    Greenville (GSP), located 10.4 mi from the city center, is the airport you fly out of when you book flights from Greenville to San Juan. 3 airlines have flights from Greenville to San Juan on a regular basis. Booking flights from Greenville to San Juan should not be difficult; the airport handles an average of 0 outbound flights to San Juan per day.

  • How long is the flight from Greenville to San Juan?

    Airlines like Delta, United Airlines, and Southwest fly from Greenville to San Juan in about 6h 24m. The time it takes to get you to your destination can typically vary by up to 4h 26m. Greenville and San Juan are separated by a distance of 1510 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Greenville to San Juan round-trip?

    Cheapflights users have booked flights from Greenville to San Juan round-trip from $345. Other airlines that can offer you cheap pricing are American Airlines, from $365, and Delta, from $365. United Airlines is priced at 35% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Greenville to San Juan that include hotel bookings?

    Yes. In addition to deals on Greenville to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Greenville to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Greenville to San Juan.

  • Can I find deals for business class flights from Greenville to San Juan?

    Yes. Cheapflights offers flight deals from Greenville to San Juan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Greenville to San Juan?

    Currently, April is the cheapest month in which you can book a flight from Greenville to San Juan (average of $138). Flying from Greenville to San Juan in November is currently the most expensive (average of $339). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Greenville to San Juan

Discover the top 3 airlines that operate flights from Greenville to San Juan. 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 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$345Average$420FlexibilityNo cancel feeOn-time69%
DeltaCheapest$365Average$498FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$365Average$557FlexibilityNo cancel feeOn-time71%

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