$125+ Cheap flights from Charleston (CHS) 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — SJU
Sep 2 — Sep 91
Round-trip
1 adult, Economy
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Find cheap flights from Charleston to San Juan with Cheapflights
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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
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Cheapest flights from Charleston to San JuanExplore the most affordable flight options available from Charleston to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2026.
Explore the most affordable flight options available from Charleston to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/268:56 pm
CHS
- SJU
1 stop27h 38m
Multiple Airlines
Mon 8/315:37 pm
SJU
- CHS
1 stop16h 00m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$234
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 9/166:00 am
CHS
- SJU
1 stop8h 55m
Multiple Airlines
Tue 9/226:05 pm
SJU
- CHS
1 stop19h 19m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$236
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 9/126:00 am
CHS
- SJU
1 stop10h 50m
Multiple Airlines
Tue 9/156:05 pm
SJU
- CHS
1 stop19h 19m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$238
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 9/196:00 am
CHS
- SJU
1 stop10h 40m
Multiple Airlines
Fri 9/257:00 am
SJU
- CHS
1 stop13h 56m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$241
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/228:56 pm
CHS
- SJU
1 stop27h 38m
Multiple Airlines
Tue 8/255:37 pm
SJU
- CHS
1 stop21h 51m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 9/196:00 am
CHS
- SJU
1 stop10h 40m
Multiple Airlines
Mon 9/287:00 am
SJU
- CHS
2 stops29h 31m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 9/49:44 pm
CHS
- SJU
1 stop27h 12m
Multiple Airlines
Mon 9/147:00 am
SJU
- CHS
1 stop13h 56m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 9/174:43 pm
CHS
- SJU
1 stop20h 51m
Multiple Airlines
Mon 9/287:00 am
SJU
- CHS
2 stops29h 31m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$251
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/219:44 pm
CHS
- SJU
1 stop27h 12m
Multiple Airlines
Mon 8/245:37 pm
SJU
- CHS
1 stop16h 00m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/219:44 pm
CHS
- SJU
1 stop27h 12m
Multiple Airlines
Tue 8/255:37 pm
SJU
- CHS
1 stop21h 51m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$254
Best flights from Charleston to San JuanDiscover carefully curated flight deals from Charleston to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 3, 2026.
Discover carefully curated flight deals from Charleston to San Juan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 3, 2026.
This Delta deal was found by Cheapflights users on 7/30. 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.
Tue 10/62:05 pm
CHS
- SJU
1 stop8h 13m
Delta
Sun 10/115:59 pm
SJU
- CHS
1 stop6h 00m
Delta
Deal found 7/30![Delta logo]()
$272
This United Airlines deal was found by Cheapflights users on 7/29. 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 9/257:00 am
CHS
- SJU
1 stop6h 45m
United Airlines
Sat 9/261:00 am
SJU
- CHS
1 stop8h 14m
United Airlines
Deal found 7/29![United Airlines logo]()
$272
This Southwest deal was found by Cheapflights users on 8/1. 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 10/194:45 pm
CHS
- SJU
2 stops8h 35m
Southwest
Sat 10/245:40 am
SJU
- CHS
1 stop7h 45m
Southwest
Deal found 8/1![Southwest logo]()
$272
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Thu 8/276:11 am
CHS
- SJU
2 stops10h 00m
American Airlines
Thu 9/31:38 pm
SJU
- CHS
1 stop10h 21m
American Airlines
Deal found 8/3![American Airlines logo]()
$287
This Delta deal was found by Cheapflights users on 8/3. 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.
Thu 10/14:12 pm
CHS
- SJU
1 stop6h 07m
Delta
Mon 10/57:00 am
SJU
- CHS
1 stop8h 07m
Delta
Deal found 8/3![Delta logo]()
$272
This United Airlines deal was found by Cheapflights users on 7/29. 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 10/67:00 am
CHS
- SJU
1 stop8h 42m
United Airlines
Sat 10/101:00 am
SJU
- CHS
1 stop8h 14m
United Airlines
Deal found 7/29![United Airlines logo]()
$272
This Southwest deal was found by Cheapflights users on 7/31. 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 8/241:15 pm
CHS
- SJU
2 stops10h 35m
Southwest
Fri 8/286:30 am
SJU
- CHS
2 stops10h 10m
Southwest
Deal found 7/31![Southwest logo]()
$303
This Southwest deal was found by Cheapflights users on 7/31. 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 9/166:45 am
CHS
- SJU
2 stops12h 20m
Southwest
Tue 9/2210:30 am
SJU
- CHS
2 stops9h 20m
Southwest
Deal found 7/31![Southwest logo]()
$303
This Southwest deal was found by Cheapflights users on 8/1. 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 10/152:35 pm
CHS
- SJU
2 stops9h 45m
Southwest
Sun 10/185:30 am
SJU
- CHS
1 stop7h 50m
Southwest
Deal found 8/1![Southwest logo]()
$303
This Southwest deal was found by Cheapflights users on 7/30. 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 8/298:05 am
CHS
- SJU
2 stops10h 00m
Southwest
Sat 9/510:25 am
SJU
- CHS
2 stops8h 30m
Southwest
Deal found 7/30![Southwest logo]()
$308
This Southwest deal was found by Cheapflights users on 7/31. 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 8/211:15 pm
CHS
- SJU
2 stops9h 50m
Southwest
Wed 8/2610:30 am
SJU
- CHS
2 stops9h 15m
Southwest
Deal found 7/31![Southwest logo]()
$321
Last-minute flights from Charleston to San JuanDiscover last-minute flight deals from Charleston to San Juan. Data last updated August 3, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to San Juan. Data last updated August 3, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/202:53 pm
CHS
- SJU
1 stop11h 22m
Multiple Airlines
Tue 8/255:37 pm
SJU
- CHS
1 stop21h 51m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$271
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/219:44 pm
CHS
- SJU
1 stop27h 12m
Multiple Airlines
Mon 8/245:37 pm
SJU
- CHS
1 stop16h 00m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$253
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/219:44 pm
CHS
- SJU
1 stop27h 12m
Multiple Airlines
Tue 8/255:37 pm
SJU
- CHS
1 stop21h 51m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 8/228:56 pm
CHS
- SJU
1 stop27h 38m
Multiple Airlines
Tue 8/255:37 pm
SJU
- CHS
1 stop21h 51m
Multiple Airlines
Deal found 8/1![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/228:56 pm
CHS
- SJU
1 stop27h 38m
Multiple Airlines
Mon 8/246:09 pm
SJU
- CHS
1 stop14h 29m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$269
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/228:56 pm
CHS
- SJU
1 stop27h 38m
Multiple Airlines
Wed 8/268:57 pm
SJU
- CHS
1 stop11h 41m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$273
This Southwest deal was found by Cheapflights users on 8/1. 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 8/241:15 pm
CHS
- SJU
1 stop9h 35m
Southwest
Wed 9/26:00 am
SJU
- CHS
1 stop6h 35m
Southwest
Deal found 8/1![Southwest logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/268:56 pm
CHS
- SJU
1 stop27h 38m
Multiple Airlines
Mon 8/315:37 pm
SJU
- CHS
1 stop16h 00m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$234
This American Airlines deal was found by Cheapflights users on 8/1. 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.
Wed 8/2610:26 am
CHS
- SJU
2 stops11h 29m
American Airlines
Sat 8/2910:33 am
SJU
- CHS
1 stop13h 26m
American Airlines
Deal found 8/1![American Airlines logo]()
$267
This American Airlines deal was found by Cheapflights users on 8/1. 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.
Thu 8/2710:26 am
CHS
- SJU
2 stops11h 29m
American Airlines
Sat 8/291:38 pm
SJU
- CHS
2 stops9h 22m
American Airlines
Deal found 8/1![American Airlines logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/289:44 pm
CHS
- SJU
1 stop27h 12m
Multiple Airlines
Fri 9/45:37 pm
SJU
- CHS
1 stop21h 51m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/298:56 pm
CHS
- SJU
1 stop27h 38m
Multiple Airlines
Sat 9/55:37 pm
SJU
- CHS
1 stop20h 21m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$261
One-way flights from Charleston to San JuanSearch for one-way flight options from Charleston to San Juan. Find affordable one-way fares based on user searches. Data last updated August 3, 2026.
Search for one-way flight options from Charleston to San Juan. Find affordable one-way fares based on user searches. Data last updated August 3, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 8/268:56 pm
CHS
- SJU
1 stop27h 38m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$125
This Kiwi.com deal was found by Cheapflights users on 8/2. 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 9/174:43 pm
CHS
- SJU
1 stop20h 51m
Multiple Airlines
Deal found 8/2![Multiple Airlines logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 9/109:39 pm
CHS
- SJU
1 stop26h 19m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$128
This American Airlines deal was found by Cheapflights users on 8/2. 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.
Thu 9/177:41 pm
CHS
- SJU
2 stops15h 19m
American Airlines
Deal found 8/2![American Airlines logo]()
$131
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Wed 8/266:15 am
CHS
- SJU
2 stops12h 18m
American Airlines
Deal found 7/31![American Airlines logo]()
$136
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 10/117:05 pm
CHS
- SJU
1 stop16h 15m
American Airlines
Deal found 7/31![American Airlines logo]()
$147
This American Airlines deal was found by Cheapflights users on 8/3. 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 10/67:18 pm
CHS
- SJU
2 stops14h 28m
American Airlines
Deal found 8/3![American Airlines logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/132:53 pm
CHS
- SJU
1 stop28h 39m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$157
This Cheapflightsfares deal was found by Cheapflights users on 7/31. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:27 pm
CHS
- SJU
1 stop5h 53m
JetBlue
Deal found 7/31![JetBlue logo]()
$184
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 8/67:47 pm
CHS
- SJU
1 stop20h 24m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$189
This Southwest deal was found by Cheapflights users on 7/31. 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 9/31:15 pm
CHS
- SJU
2 stops9h 55m
Southwest
Deal found 7/31![Southwest logo]()
$201
Find flight deals from Charleston to San Juan
Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) 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 3, 2026.
Round-trip from | $234 (Kiwi.com) |
|---|---|
One-way from | $125 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $480 |
Cheapflights Fare Finder
Customize your flight search to find flights from Charleston 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 3, 2026.
Use the filters below to find and compare flights from Charleston to San Juan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Tue 10/6
2:05 pm-10:18 pm
1 stop8h 13m
San Juan Luis Munoz Marin Intl
Sun 10/11
5:59 pm-11:59 pm
1 stop6h 00m
$272
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Fri 9/25
7:00 am-1:45 pm
1 stop6h 45m
San Juan Luis Munoz Marin Intl
Sat 9/26
1:00 am-9:14 am
1 stop8h 14m
$272
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Mon 10/19
4:45 pm-1:20 am
2 stops8h 35m
San Juan Luis Munoz Marin Intl
Sat 10/24
5:40 am-1:25 pm
1 stop7h 45m
$272
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Thu 10/1
4:12 pm-10:19 pm
1 stop6h 07m
San Juan Luis Munoz Marin Intl
Mon 10/5
7:00 am-3:07 pm
1 stop8h 07m
$272
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Tue 10/6
7:00 am-3:42 pm
1 stop8h 42m
San Juan Luis Munoz Marin Intl
Sat 10/10
1:00 am-9:14 am
1 stop8h 14m
$272
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Thu 8/27
6:11 am-4:11 pm
2 stops10h 00m
San Juan Luis Munoz Marin Intl
Thu 9/3
1:38 pm-11:59 pm
1 stop10h 21m
$287
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Mon 8/24
1:15 pm-11:50 pm
2 stops10h 35m
San Juan Luis Munoz Marin Intl
Fri 8/28
6:30 am-4:40 pm
2 stops10h 10m
$303
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Wed 9/16
6:45 am-7:05 pm
2 stops12h 20m
San Juan Luis Munoz Marin Intl
Tue 9/22
10:30 am-7:50 pm
2 stops9h 20m
$303
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Thu 10/15
2:35 pm-12:20 am
2 stops9h 45m
San Juan Luis Munoz Marin Intl
Sun 10/18
5:30 am-1:20 pm
1 stop7h 50m
$303
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Sat 8/29
8:05 am-6:05 pm
2 stops10h 00m
San Juan Luis Munoz Marin Intl
Sat 9/5
10:25 am-6:55 pm
2 stops8h 30m
$308
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from Charleston to San Juan
Have a flexible travel schedule? Discover the best time to fly to San Juan from Charleston with our price prediction graph.
CHS-PR1
CHS-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 Charleston to San Juan
CHS-PR1
CHS-SJU
What is the cheapest month to book a flight from Charleston to San Juan?
Currently, January is the cheapest month in which you can book a flight from Charleston to San Juan (average of $391). Flying from Charleston to San Juan in December is currently the most expensive (average of $536). 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 Charleston to San Juan?
Airfare is below average for this route at the moment.
Charleston to San Juan flights typically cost between $358 and $569 in August.The cheapest round-trip price found within the last 5 days was $234 on Multiple Airlines (Aug 26-Aug 31).
How far ahead should I book a flight from Charleston to San Juan?
The best time to book flights from Charleston to San Juan is 84 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 3, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Charleston to San Juan. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Overall
8.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Boarding
8.1
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Charleston 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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Alternative routes for Charleston to San Juan
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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.
Search flights from Charleston to San Juan by cabin class
Find flights from Charleston to San Juan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Charleston and San Juan flights
Browse other Charleston and San Juan flight options. Last updated on August 3, 2026.
Other flights from Charleston
Browse through other flights departing from Charleston. Flights are based on user searches made on Cheapflights and were last updated on August 3, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Charleston to San Juan
Discover the top 5 airlines that operate flights from Charleston 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 3, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$222 | Average$434 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$239 | Average$394 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$271 | Average$467 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$301 | Average$568 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$322 | Average$479 | FlexibilityNo cancel fee | On-time63% |