$137+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
GSP — SJU
Aug 26 — Sep 21
Round-trip
1 adult, Economy
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Find cheap flights from Greenville to San Juan with Cheapflights
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Best
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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 July 27, 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 July 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/173:13 pm
GSP
- SJU
1 stop9h 28m
Multiple Airlines
Thu 8/205:15 pm
SJU
- GSP
1 stop26h 18m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/173:13 pm
GSP
- SJU
1 stop9h 28m
Multiple Airlines
Fri 8/216:35 am
SJU
- GSP
1 stop9h 30m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 9/116:03 pm
GSP
- SJU
1 stop5h 54m
Multiple Airlines
Tue 9/154:39 pm
SJU
- GSP
1 stop27h 05m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 9/143:18 pm
GSP
- SJU
1 stop23h 59m
Multiple Airlines
Mon 9/217:00 am
SJU
- GSP
1 stop11h 30m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/218:13 pm
GSP
- SJU
1 stop28h 43m
Multiple Airlines
Fri 8/286:35 am
SJU
- GSP
2 stops12h 58m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 9/186:03 pm
GSP
- SJU
1 stop5h 54m
Multiple Airlines
Mon 9/215:12 pm
SJU
- GSP
1 stop24h 02m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/286:41 pm
GSP
- SJU
1 stop21h 30m
Multiple Airlines
Mon 8/316:35 am
SJU
- GSP
1 stop10h 09m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$274
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 July 27, 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 July 27, 2026.
This United Airlines deal was found by Cheapflights users on 7/22. 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 9/167:00 am
GSP
- SJU
1 stop6h 53m
United Airlines
Mon 9/211:25 pm
SJU
- GSP
1 stop9h 50m
United Airlines
Deal found 7/22![United Airlines logo]()
$340
This Southwest deal was found by Cheapflights users on 7/24. 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.
Tue 9/18:15 am
GSP
- SJU
2 stops10h 45m
Southwest
Wed 9/308:20 am
SJU
- GSP
2 stops8h 25m
Southwest
Deal found 7/24![Southwest logo]()
$340
This Delta deal was found by Cheapflights users on 7/26. 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
GSP
- SJU
1 stop5h 20m
Delta
Wed 2/33:55 pm
SJU
- GSP
1 stop8h 42m
Delta
Deal found 7/26![Delta logo]()
$443
This Southwest deal was found by Cheapflights users on 7/23. 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 9/111:05 pm
GSP
- SJU
2 stops10h 05m
Southwest
Tue 9/158:20 am
SJU
- GSP
2 stops8h 25m
Southwest
Deal found 7/23![Southwest logo]()
$375
This Southwest deal was found by Cheapflights users on 7/22. 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 9/1611:00 am
GSP
- SJU
2 stops8h 00m
Southwest
Mon 9/2111:35 am
SJU
- GSP
2 stops10h 00m
Southwest
Deal found 7/22![Southwest logo]()
$384
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/247:00 am
GSP
- SJU
1 stop6h 45m
United Airlines
Thu 8/271:00 am
SJU
- GSP
1 stop9h 37m
United Airlines
Deal found 7/22![United Airlines logo]()
$430
This Southwest deal was found by Cheapflights users on 7/22. 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.
Mon 8/171:05 pm
GSP
- SJU
2 stops10h 45m
Southwest
Thu 8/206:00 am
SJU
- GSP
2 stops10h 05m
Southwest
Deal found 7/22![Southwest logo]()
$414
This Southwest deal was found by Cheapflights users on 7/23. 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 9/181:05 pm
GSP
- SJU
2 stops10h 50m
Southwest
Mon 9/2111:35 am
SJU
- GSP
2 stops10h 05m
Southwest
Deal found 7/23![Southwest logo]()
$447
This Southwest deal was found by Cheapflights users on 7/24. 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.
Mon 8/171:05 pm
GSP
- SJU
2 stops10h 00m
Southwest
Fri 8/216:00 am
SJU
- GSP
2 stops10h 05m
Southwest
Deal found 7/24![Southwest logo]()
$451
Last-minute flights from Greenville to San JuanDiscover last-minute flight deals from Greenville to San Juan. Data last updated July 27, 2026 and is based on user searches.
Discover last-minute flight deals from Greenville to San Juan. Data last updated July 27, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/173:13 pm
GSP
- SJU
1 stop9h 28m
Multiple Airlines
Thu 8/205:15 pm
SJU
- GSP
1 stop26h 18m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/173:13 pm
GSP
- SJU
1 stop9h 28m
Multiple Airlines
Fri 8/216:35 am
SJU
- GSP
1 stop9h 30m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$259
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 8/218:13 pm
GSP
- SJU
1 stop28h 43m
Multiple Airlines
Fri 8/286:35 am
SJU
- GSP
2 stops12h 58m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/286:41 pm
GSP
- SJU
1 stop21h 30m
Multiple Airlines
Mon 8/316:35 am
SJU
- GSP
1 stop10h 09m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$274
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 July 27, 2026.
Search for one-way flight options from Greenville to San Juan. Find affordable one-way fares based on user searches. Data last updated July 27, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/1811:07 am
GSP
- SJU
1 stop13h 49m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/178:13 pm
GSP
- SJU
1 stop28h 43m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$138
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/98:37 am
GSP
- SJU
1 stop7h 34m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$141
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/104:57 pm
GSP
- SJU
1 stop23h 14m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/312:06 pm
GSP
- SJU
1 stop27h 59m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$174
This Delta deal was found by Cheapflights users on 7/27. 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 12/710:32 am
GSP
- SJU
1 stop5h 53m
Delta
Deal found 7/27![Delta logo]()
$175
This Southwest deal was found by Cheapflights users on 7/24. 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 8/261:20 pm
GSP
- SJU
1 stop8h 40m
Southwest
Deal found 7/24![Southwest logo]()
$181
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 12/78:47 pm
GSP
- SJU
2 stops16h 15m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$198
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 July 27, 2026.
Round-trip from | $253 (Kiwi.com) |
|---|---|
One-way from | $137 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $615 |
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 July 27, 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 - SJU
GSPSJU
Greenville
Wed 9/16
7:00 am-1:53 pm
1 stop6h 53m
San Juan Luis Munoz Marin Intl
Mon 9/21
1:25 pm-11:15 pm
1 stop9h 50m
$340
GreenvilleSan Juan
GSP - SJU
GSPSJU
Greenville
Tue 9/1
8:15 am-7:00 pm
2 stops10h 45m
San Juan Luis Munoz Marin Intl
Wed 9/30
8:20 am-4:45 pm
2 stops8h 25m
$340
GreenvilleSan Juan
GSP - SJU
GSPSJU
Greenville
Fri 9/11
1:05 pm-11:10 pm
2 stops10h 05m
San Juan Luis Munoz Marin Intl
Tue 9/15
8:20 am-4:45 pm
2 stops8h 25m
$375
GreenvilleSan Juan
GSP - SJU
GSPSJU
Greenville
Wed 9/16
11:00 am-7:00 pm
2 stops8h 00m
San Juan Luis Munoz Marin Intl
Mon 9/21
11:35 am-9:35 pm
2 stops10h 00m
$384
GreenvilleSan Juan
GSP - SJU
GSPSJU
Greenville
Mon 8/17
1:05 pm-11:50 pm
2 stops10h 45m
San Juan Luis Munoz Marin Intl
Thu 8/20
6:00 am-4:05 pm
2 stops10h 05m
$414
GreenvilleSan Juan
GSP - SJU
GSPSJU
Greenville
Mon 8/24
7:00 am-1:45 pm
1 stop6h 45m
San Juan Luis Munoz Marin Intl
Thu 8/27
1:00 am-10:37 am
1 stop9h 37m
$430
Quickest round-trip
GreenvilleSan Juan
GSP - SJU
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
$443
GreenvilleSan Juan
GSP - SJU
GSPSJU
Greenville
Fri 9/18
1:05 pm-11:55 pm
2 stops10h 50m
San Juan Luis Munoz Marin Intl
Mon 9/21
11:35 am-9:40 pm
2 stops10h 05m
$447
GreenvilleSan Juan
GSP - SJU
GSPSJU
Greenville
Mon 8/17
1:05 pm-11:05 pm
2 stops10h 00m
San Juan Luis Munoz Marin Intl
Fri 8/21
6:00 am-4:05 pm
2 stops10h 05m
$451
Cheapest one-way
GreenvilleSan Juan
GSP - SJU
GSPSJU
Greenville
Mon 8/17
8:13 pm-12:56 am
1 stop28h 43m
$138
Showing 1-10 of 18 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 $850). 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 $421 and $810 in August.The cheapest round-trip price found within the last 5 days was $253 on Multiple Airlines (Aug 17-Aug 20).
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 69 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 July 27, 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.
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
Overall
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Comfort
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Entertainment
7.5
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.
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Complete your trip
Complete your trip to San Juan by adding a car rental and/or hotel reservation to your travel itinerary.
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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 July 27, 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 July 27, 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 July 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$385 | 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% |