$136+ 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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — SJU
Sep 9 — Sep 161
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Greenville to San Juan 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 Greenville to San Juan
Cheapest
Best
Last-minute
One-way
Cheapest flights from Greenville to San JuanExplore 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 August 10, 2026.
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 August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:11 pm -
1 stop27h 06m
Sat 9/2610:30 am -
2 stops22h 57m
Deal found 8/6![Multiple Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 10/97:03 pm -
1 stop28h 54m
Wed 10/145:12 pm -
1 stop21h 02m
Deal found 8/9![Multiple Airlines logo]()
$247
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:29 pm -
1 stop26h 48m
Sat 10/39:30 am -
1 stop10h 14m
Deal found 8/5![Multiple Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 10/810:07 am -
1 stop13h 50m
Wed 10/145:12 pm -
1 stop21h 02m
Deal found 8/9![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:29 pm -
1 stop26h 48m
Fri 10/27:00 am -
1 stop11h 30m
Deal found 8/5![Multiple Airlines logo]()
$262
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Fri 9/257:41 pm -
2 stops15h 19m
Sun 9/276:00 am -
1 stop16h 30m
Deal found 8/10![American Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/38:24 pm -
2 stops17h 10m
Mon 10/57:00 am -
1 stop7h 00m
Deal found 8/6![Multiple Airlines logo]()
$292
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/712:06 pm -
1 stop28h 05m
Mon 9/147:00 am -
1 stop7h 28m
Deal found 8/8![Multiple Airlines logo]()
$297
Best flights from Greenville to San JuanDiscover carefully curated flight deals from Greenville to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
Discover carefully curated flight deals from Greenville to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:18 pm -
1 stop23h 59m
Sat 9/2610:30 am -
2 stops22h 57m
Deal found 8/5![Multiple Airlines logo]()
$228
This Delta deal was found by Cheapflights users on 8/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/183:42 pm -
1 stop7h 08m
Thu 1/283:55 pm -
1 stop6h 26m
Deal found 8/10![Delta logo]()
$416
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Sat 12/52:54 pm -
1 stop6h 28m
Sat 12/128:30 am -
1 stop6h 40m
Deal found 8/8![United Airlines logo]()
$449
This Southwest deal was found by Cheapflights users on 8/8. 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 12/510:50 am -
2 stops9h 25m
Sat 12/126:45 am -
1 stop13h 45m
Deal found 8/8![Southwest logo]()
$456
This American Airlines deal was found by Cheapflights users on 8/8. 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.
Fri 9/256:32 am -
1 stop8h 18m
Sun 9/2710:16 am -
1 stop12h 14m
Deal found 8/8![American Airlines logo]()
$496
This Southwest deal was found by Cheapflights users on 8/10. 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.
Sat 1/3010:50 am -
2 stops10h 10m
Sun 2/77:35 am -
2 stops9h 55m
Deal found 8/10![Southwest logo]()
$461
This Delta deal was found by Cheapflights users on 8/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/15:40 am -
1 stop5h 20m
Wed 2/33:55 pm -
1 stop8h 42m
Deal found 8/6![Delta logo]()
$496
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/286:00 am -
1 stop7h 45m
Fri 10/21:25 pm -
1 stop9h 48m
Deal found 8/6![United Airlines logo]()
$506
This Delta deal was found by Cheapflights users on 8/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/810:14 am -
1 stop9h 46m
Sat 1/166:15 am -
1 stop10h 54m
Deal found 8/8![Delta logo]()
$516
Last-minute flights from Greenville to San JuanDiscover last-minute flight deals from Greenville to San Juan. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from Greenville to San Juan. Data last updated August 10, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/33:40 pm -
1 stop8h 54m
Thu 9/1010:42 am -
1 stop9h 07m
Deal found 8/6![Multiple Airlines logo]()
$310
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/38:37 am -
2 stops15h 57m
Tue 9/85:37 pm -
1 stop26h 07m
Deal found 8/6![Multiple Airlines logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 8/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/712:06 pm -
1 stop28h 05m
Mon 9/147:00 am -
1 stop7h 28m
Deal found 8/8![Multiple Airlines logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:11 pm -
1 stop27h 06m
Sat 9/2610:30 am -
2 stops22h 57m
Deal found 8/6![Multiple Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:07 am -
2 stops27h 27m
Mon 9/287:00 am -
1 stop7h 28m
Deal found 8/6![Multiple Airlines logo]()
$303
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Fri 9/257:41 pm -
2 stops15h 19m
Sun 9/276:00 am -
1 stop16h 30m
Deal found 8/10![American Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:29 pm -
1 stop26h 48m
Sat 10/39:30 am -
1 stop10h 14m
Deal found 8/5![Multiple Airlines logo]()
$255
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:29 pm -
1 stop26h 48m
Fri 10/27:00 am -
1 stop11h 30m
Deal found 8/5![Multiple Airlines logo]()
$262
One-way flights from Greenville to San JuanSearch for one-way flight options from Greenville to San Juan. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
Search for one-way flight options from Greenville to San Juan. Find affordable one-way fares based on user searches. Data last updated August 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:37 am -
1 stop7h 34m
Deal found 8/10![Multiple Airlines logo]()
$136
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/244:55 pm -
1 stop23h 16m
Deal found 8/10![Multiple Airlines logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/98:24 pm -
2 stops17h 10m
Deal found 8/6![Multiple Airlines logo]()
$174
This American Airlines deal was found by Cheapflights users on 8/10. 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 9/56:40 pm -
1 stop15h 03m
Deal found 8/10![American Airlines logo]()
$208
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 August 10, 2026.
Round-trip from | $227 (Kiwi.com) |
|---|---|
One-way from | $136 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $456 |
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 August 10, 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
Cheapest round-trip
GreenvilleSan Juan
GSP Greenville - SJU San Juan Luis Munoz Marin Intl
GSPSJU
Greenville
Mon 9/21
3:18 pm-3:17 pm
1 stop23h 59m
San Juan Luis Munoz Marin Intl
Sat 9/26
10:30 am-9:27 am
2 stops22h 57m
$228
GreenvilleSan Juan
GSP Greenville - SJU San Juan Luis Munoz Marin Intl
GSPSJU
Greenville
Mon 1/18
3:42 pm-11:50 pm
1 stop7h 08m
San Juan Luis Munoz Marin Intl
Thu 1/28
3:55 pm-9:21 pm
1 stop6h 26m
$416
Quickest round-trip
GreenvilleSan Juan
GSP Greenville - SJU San Juan Luis Munoz Marin Intl
GSPSJU
Greenville
Sat 12/5
2:54 pm-10:22 pm
1 stop6h 28m
San Juan Luis Munoz Marin Intl
Sat 12/12
8:30 am-2:10 pm
1 stop6h 40m
$449
GreenvilleSan Juan
GSP Greenville - SJU San Juan Luis Munoz Marin Intl
GSPSJU
Greenville
Sat 12/5
10:50 am-9:15 pm
2 stops9h 25m
San Juan Luis Munoz Marin Intl
Sat 12/12
6:45 am-7:30 pm
1 stop13h 45m
$456
GreenvilleSan Juan
GSP Greenville - SJU San Juan Luis Munoz Marin Intl
GSPSJU
Greenville
Sat 1/30
10:50 am-10:00 pm
2 stops10h 10m
San Juan Luis Munoz Marin Intl
Sun 2/7
7:35 am-4:30 pm
2 stops9h 55m
$461
GreenvilleSan Juan
GSP Greenville - SJU San Juan Luis Munoz Marin Intl
GSPSJU
Greenville
Fri 9/25
6:32 am-2:50 pm
1 stop8h 18m
San Juan Luis Munoz Marin Intl
Sun 9/27
10:16 am-10:30 pm
1 stop12h 14m
$496
GreenvilleSan Juan
GSP Greenville - SJU San Juan Luis Munoz Marin Intl
GSPSJU
Greenville
Fri 1/1
5:40 am-12:00 pm
1 stop5h 20m
San Juan Luis Munoz Marin Intl
Wed 2/3
3:55 pm-11:37 pm
1 stop8h 42m
$496
GreenvilleSan Juan
GSP Greenville - SJU San Juan Luis Munoz Marin Intl
GSPSJU
Greenville
Mon 9/28
6:00 am-1:45 pm
1 stop7h 45m
San Juan Luis Munoz Marin Intl
Fri 10/2
1:25 pm-11:13 pm
1 stop9h 48m
$506
GreenvilleSan Juan
GSP Greenville - SJU San Juan Luis Munoz Marin Intl
GSPSJU
Greenville
Fri 1/8
10:14 am-9:00 pm
1 stop9h 46m
San Juan Luis Munoz Marin Intl
Sat 1/16
6:15 am-4:09 pm
1 stop10h 54m
$516
Cheapest one-way
GreenvilleSan Juan
GSP Greenville - SJU San Juan Luis Munoz Marin Intl
GSPSJU
Greenville
Mon 8/24
4:55 pm-4:11 pm
1 stop23h 16m
$138
Showing 1-10 of 17 resultsSorted by cheapest first
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.
GSP-PR1
GSP-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 Greenville to San Juan
GSP-PR1
GSP-SJU
What is the cheapest month to book a flight from Greenville to San Juan?
Currently, September is the cheapest month in which you can book a flight from Greenville to San Juan (average of $416). Flying from Greenville to San Juan in December is currently the most expensive (average of $775). 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.
How much does it cost to fly round-trip from Greenville to San Juan?
Airfare is below average for this route at the moment.
Greenville to San Juan flights typically cost between $416 and $810 in September.The cheapest round-trip price found within the last 5 days was $227 on Multiple Airlines (Sep 21-Sep 26).
How far ahead should I book a flight from Greenville to San Juan?
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 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
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 August 10, 2026.
Peruse reviews from past customers who have flown with Southwest,Delta, 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
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Crew
8.6
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Greenville
Popular flights
Alternative routes for Greenville to San Juan
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to San Juan by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Greenville to San Juan by cabin class
Find flights from Greenville to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Greenville and San Juan flights
Browse other Greenville and San Juan flight options. Last updated on August 10, 2026.
Other flights from Greenville
Browse through other flights departing from Greenville. Flights are based on user searches made on Cheapflights and were last updated on August 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 August 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$365 | Average$576 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$385 | Average$545 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$415 | Average$556 | FlexibilityNo cancel fee | On-time63% |