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San Juan

$148+ 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 11/22. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — SJU
Dec 18 — Dec 251
Thu 12/18
Thu 12/25
1 adult, Economy
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Cheapflights Tip: The best prices from Greenville to San Juan are usually found in May or October, booked 49 days in advance, depart on a Friday or Wednesday and return on a Tuesday

Cheap 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 November 18, 2025.

Round-trip from

$283
(Kiwi.com)

One-way from

$148
(Kiwi.com)

Popular in

August

Cheapest in

May

Average price

$545
From Greenville to San Juan
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One-way flight from Greenville to San Juan
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Highest demand for flights based on searches. 7% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 18, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/153:00 pmGSP - SJU
1 stop8h 45mMultiple Airlines
Mon 12/226:00 amSJU - GSP
1 stop14h 53mMultiple Airlines
Deal found 11/17$283
This Kiwi.com deal was found by Cheapflights users on 11/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2811:41 amGSP - SJU
1 stop11h 03mMultiple Airlines
Thu 12/44:10 amSJU - GSP
1 stop11h 00mMultiple Airlines
Deal found 11/17$332
This Kiwi.com deal was found by Cheapflights users on 11/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/144:00 pmGSP - SJU
2 stops19h 32mMultiple Airlines
Sat 12/203:55 amSJU - GSP
1 stop11h 09mMultiple Airlines
Deal found 11/16$370
This American Airlines deal was found by Cheapflights users on 11/16. 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 12/136:23 pmGSP - SJU
1 stop14h 46mAmerican Airlines
Thu 12/182:44 pmSJU - GSP
1 stop7h 59mAmerican Airlines
Deal found 11/16$385
This Kiwi.com deal was found by Cheapflights users on 11/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/153:00 pmGSP - SJU
1 stop8h 45mMultiple Airlines
Wed 12/313:55 amSJU - GSP
1 stop7h 58mMultiple Airlines
Deal found 11/16$393

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 November 18, 2025.
Use the filters below to find and compare flights from Greenville to San Juan that are best for you.

Fly from

Greenville

Fly to

San Juan

Route

Depart

Return

Price

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Mon 1/5

8:58 pm-11:52 pm

1 stop25h 54m

San Juan Luis Munoz Marin Intl

Mon 1/12

6:30 am-8:59 pm

1 stop15h 29m

$286

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Thu 1/1

11:33 am-2:12 am

1 stop13h 39m

San Juan Luis Munoz Marin Intl

Sun 1/11

9:04 am-8:58 am

1 stop24h 54m

$371

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Thu 1/29

8:09 am-6:22 pm

2 stops9h 13m

San Juan Luis Munoz Marin Intl

Tue 2/3

1:24 pm-11:36 pm

2 stops11h 12m

$385

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Sat 12/13

6:23 pm-10:09 am

1 stop14h 46m

San Juan Luis Munoz Marin Intl

Thu 12/18

2:44 pm-9:43 pm

1 stop7h 59m

$385

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Mon 12/15

3:00 pm-11:25 pm

2 stops31h 25m

San Juan Luis Munoz Marin Intl

Wed 12/31

3:55 am-10:53 am

1 stop7h 58m

$401

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Sat 12/13

6:23 pm-10:09 am

1 stop14h 46m

San Juan Luis Munoz Marin Intl

Sat 12/20

10:25 am-7:37 pm

1 stop10h 12m

$405

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Sun 12/14

4:00 pm-10:33 am

1 stop17h 33m

San Juan Luis Munoz Marin Intl

Sat 12/20

2:59 am-2:04 pm

1 stop12h 05m

$410

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Sat 1/31

7:45 am-6:30 pm

2 stops9h 45m

San Juan Luis Munoz Marin Intl

Sun 2/8

5:40 am-7:50 pm

2 stops15h 10m

$430

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Fri 11/21

3:09 pm-10:18 am

1 stop18h 09m

San Juan Luis Munoz Marin Intl

Mon 11/24

2:33 pm-2:41 pm

2 stops25h 08m

$430

GreenvilleSan Juan

GSP - SJU

GSPSJU

Greenville

Thu 1/29

2:55 pm-10:22 pm

1 stop6h 27m

San Juan Luis Munoz Marin Intl

Mon 2/2

2:05 am-11:08 am

1 stop10h 03m

$435

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 18 results
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 November 14, 2025.

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 49 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, January is the cheapest month in which you can book a flight from Greenville to San Juan (average of $117). Flying from Greenville to San Juan in October is currently the most expensive (average of $286). 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.

What is the cheapest time of day to fly from GSP to SJU?

Find hourly flight availability from Greenville to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 18, 2025.

It’s typically best to fly out from Greenville to San Juan in the evening. Doing so could potentially save you 18% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 November 18, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American 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.
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

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.
Delta
7.9
Good
8,003 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

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.
United Airlines
7.4
Good
9,019 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

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.
American Airlines
7.2
Good
11,045 reviews
Delta
7.9
Good
8,003 reviews

Comfort

7.9

Entertainment

7.9

Overall

7.9

Boarding

8.1

Crew

8.5

Food

7.3

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 American Airlines fly from Greenville to San Juan in about 9h 13m. The time it takes to get you to your destination can typically vary by up to . Greenville and San Juan are separated by a distance of 1510 mi.

  • 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 $335. Other airlines that can offer you cheap pricing are Delta, from $335, and United Airlines, from $345. American Airlines is priced at 33% 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, January is the cheapest month in which you can book a flight from Greenville to San Juan (average of $117). Flying from Greenville to San Juan in October is currently the most expensive (average of $286). 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

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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 November 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$335Average$474FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$335Average$517FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$345Average$518FlexibilityNo cancel feeOn-time69%

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