$154+ 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 5/30. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — SJU
Jun 4 — Jun 111
Round-trip
1 adult, Economy
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Find cheap flights from Charleston to San Juan with Cheapflights
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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 May 5, 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 May 5, 2026.
This Delta deal was found by Cheapflights users on 5/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/221:13 pm
CHS
- SJU
1 stop9h 16m
Delta
Sat 8/295:49 pm
SJU
- CHS
1 stop6h 10m
Delta
Deal found 5/5![Delta logo]()
$312
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 8/278:20 pm
CHS
- SJU
1 stop28h 03m
Multiple Airlines
Mon 8/316:16 pm
SJU
- CHS
1 stop14h 22m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/309:19 pm
CHS
- SJU
1 stop20h 33m
Multiple Airlines
Tue 6/98:39 am
SJU
- CHS
1 stop24h 04m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/309:19 pm
CHS
- SJU
1 stop20h 33m
Multiple Airlines
Wed 6/38:32 am
SJU
- CHS
2 stops24h 06m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/309:19 pm
CHS
- SJU
1 stop20h 33m
Multiple Airlines
Fri 6/58:33 am
SJU
- CHS
1 stop24h 10m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$336
This Southwest deal was found by Cheapflights users on 5/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/41:15 pm
CHS
- SJU
1 stop9h 35m
Southwest
Sun 9/135:00 am
SJU
- CHS
2 stops9h 25m
Southwest
Deal found 5/3![Southwest logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:14 pm
CHS
- SJU
2 stops29h 45m
Multiple Airlines
Tue 6/98:39 am
SJU
- CHS
1 stop24h 04m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$339
This Cheapflightsfares deal was found by Cheapflights users on 5/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:02 pm
CHS
- SJU
1 stop6h 40m
Spirit Airlines
Mon 6/87:30 am
SJU
- CHS
1 stop7h 21m
Spirit Airlines
Deal found 5/2![Spirit Airlines logo]()
$340
This American Airlines deal was found by Cheapflights users on 5/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:05 am
CHS
- SJU
2 stops9h 33m
American Airlines
Sat 8/296:00 am
SJU
- CHS
1 stop10h 25m
American Airlines
Deal found 5/5![American Airlines logo]()
$346
This Priceline deal was found by Cheapflights users on 5/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/292:39 pm
CHS
- SJU
1 stop8h 03m
Multiple Airlines
Sat 6/137:00 am
SJU
- CHS
1 stop10h 48m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$348
This American Airlines deal was found by Cheapflights users on 5/1. 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 7/811:04 am
CHS
- SJU
1 stop10h 55m
American Airlines
Mon 7/207:14 pm
SJU
- CHS
1 stop15h 08m
American Airlines
Deal found 5/1![American Airlines logo]()
$351
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 May 5, 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 May 5, 2026.
This Southwest deal was found by Cheapflights users on 5/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/254:50 pm
CHS
- SJU
2 stops8h 25m
Southwest
Thu 7/3010:20 am
SJU
- CHS
1 stop11h 35m
Southwest
Deal found 5/5![Southwest logo]()
$396
This Delta deal was found by Cheapflights users on 5/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:20 am
CHS
- SJU
1 stop9h 25m
Delta
Sun 8/25:56 pm
SJU
- CHS
1 stop6h 30m
Delta
Deal found 5/5![Delta logo]()
$428
This United Airlines deal was found by Cheapflights users on 5/4. 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 6/96:00 am
CHS
- SJU
1 stop7h 45m
United Airlines
Mon 6/151:00 am
SJU
- CHS
1 stop7h 51m
United Airlines
Deal found 5/4![United Airlines logo]()
$431
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Fri 5/156:00 am
CHS
- SJU
1 stop15h 24m
American Airlines
Sun 5/177:00 pm
SJU
- CHS
1 stop15h 34m
American Airlines
Deal found 5/1![American Airlines logo]()
$436
This Southwest deal was found by Cheapflights users on 5/1. 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 6/114:10 pm
CHS
- SJU
1 stop8h 05m
Southwest
Sun 6/149:50 am
SJU
- CHS
2 stops11h 55m
Southwest
Deal found 5/1![Southwest logo]()
$418
This Southwest deal was found by Cheapflights users on 5/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/244:10 pm
CHS
- SJU
2 stops9h 10m
Southwest
Mon 7/276:00 am
SJU
- CHS
2 stops9h 35m
Southwest
Deal found 5/5![Southwest logo]()
$420
This Southwest deal was found by Cheapflights users on 5/3. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/181:55 pm
CHS
- SJU
2 stops9h 40m
Southwest
Sun 6/215:45 am
SJU
- CHS
1 stop10h 35m
Southwest
Deal found 5/3![Southwest logo]()
$420
This Southwest deal was found by Cheapflights users on 5/4. 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 6/93:00 pm
CHS
- SJU
2 stops9h 15m
Southwest
Tue 6/166:00 am
SJU
- CHS
2 stops10h 10m
Southwest
Deal found 5/4![Southwest logo]()
$422
This Southwest deal was found by Cheapflights users on 5/1. 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.
Sat 5/1610:55 am
CHS
- SJU
2 stops10h 30m
Southwest
Tue 5/198:10 am
SJU
- CHS
2 stops9h 30m
Southwest
Deal found 5/1![Southwest logo]()
$436
This Southwest deal was found by Cheapflights users on 4/30. 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.
Fri 6/1910:35 am
CHS
- SJU
1 stop13h 40m
Southwest
Sun 6/215:20 am
SJU
- CHS
1 stop8h 05m
Southwest
Deal found 4/30![Southwest logo]()
$446
This Southwest deal was found by Cheapflights users on 5/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/51:55 pm
CHS
- SJU
2 stops9h 40m
Southwest
Fri 6/126:30 am
SJU
- CHS
2 stops15h 25m
Southwest
Deal found 5/2![Southwest logo]()
$452
Last-minute flights from Charleston to San JuanDiscover last-minute flight deals from Charleston to San Juan. Data last updated May 5, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to San Juan. Data last updated May 5, 2026 and is based on user searches.
This Priceline deal was found by Cheapflights users on 5/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/292:39 pm
CHS
- SJU
1 stop8h 03m
Multiple Airlines
Sat 6/137:00 am
SJU
- CHS
1 stop10h 48m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/309:19 pm
CHS
- SJU
1 stop20h 33m
Multiple Airlines
Tue 6/98:39 am
SJU
- CHS
1 stop24h 04m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$325
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/309:19 pm
CHS
- SJU
1 stop20h 33m
Multiple Airlines
Wed 6/38:32 am
SJU
- CHS
2 stops24h 06m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$327
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/309:19 pm
CHS
- SJU
1 stop20h 33m
Multiple Airlines
Fri 6/58:33 am
SJU
- CHS
1 stop24h 10m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/309:19 pm
CHS
- SJU
1 stop20h 33m
Multiple Airlines
Mon 6/87:00 am
SJU
- CHS
2 stops11h 00m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$362
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Tue 6/210:38 am
CHS
- SJU
2 stops13h 21m
Multiple Airlines
Tue 6/98:39 am
SJU
- CHS
1 stop24h 04m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:14 pm
CHS
- SJU
2 stops29h 45m
Multiple Airlines
Tue 6/98:39 am
SJU
- CHS
1 stop24h 04m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$339
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/44:02 pm
CHS
- SJU
1 stop6h 40m
Spirit Airlines
Sun 6/77:00 am
SJU
- CHS
1 stop7h 51m
Spirit Airlines
Deal found 4/30![Spirit Airlines logo]()
$360
This Cheapflightsfares deal was found by Cheapflights users on 5/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/54:02 pm
CHS
- SJU
1 stop6h 40m
Spirit Airlines
Mon 6/87:30 am
SJU
- CHS
1 stop7h 21m
Spirit Airlines
Deal found 5/2![Spirit Airlines logo]()
$340
This Kiwi.com deal was found by Cheapflights users on 5/2. 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.
Fri 6/53:23 pm
CHS
- SJU
2 stops36h 38m
Multiple Airlines
Fri 6/125:15 pm
SJU
- CHS
1 stop22h 13m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$357
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 May 5, 2026.
Search for one-way flight options from Charleston to San Juan. Find affordable one-way fares based on user searches. Data last updated May 5, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/309:19 pm
CHS
- SJU
1 stop20h 33m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$154
This Delta deal was found by Cheapflights users on 5/5. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:20 am
CHS
- SJU
1 stop6h 12m
Delta
Deal found 5/5![Delta logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Thu 7/167:47 pm
CHS
- SJU
1 stop20h 18m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 6/34:34 pm
CHS
- SJU
2 stops35h 27m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$170
This Southwest deal was found by Cheapflights users on 5/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/184:50 pm
CHS
- SJU
2 stops8h 25m
Southwest
Deal found 5/5![Southwest logo]()
$182
This Cheapflightsfares deal was found by Cheapflights users on 5/4. 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.
Fri 5/2911:49 am
CHS
- SJU
1 stop9h 53m
JetBlue
Deal found 5/4![JetBlue logo]()
$186
This Cheapflightsfares deal was found by Cheapflights users on 5/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/183:26 pm
CHS
- SJU
1 stop9h 33m
Spirit Airlines
Deal found 5/1![Spirit Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 5/4. 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 6/46:14 pm
CHS
- SJU
2 stops29h 08m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$188
This Cheapflightsfares deal was found by Cheapflights users on 5/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/145:27 pm
CHS
- SJU
1 stop5h 53m
JetBlue
Deal found 5/2![JetBlue logo]()
$190
This American Airlines deal was found by Cheapflights users on 5/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1811:04 am
CHS
- SJU
1 stop10h 55m
American Airlines
Deal found 5/5![American Airlines logo]()
$195
This eDestinos deal was found by Cheapflights users on 5/1. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/163:44 pm
CHS
- SJU
1 stop10h 24m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$196
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 May 5, 2026.
Round-trip from | $312 (Delta) |
|---|---|
One-way from | $154 (Kiwi.com) |
Popular in | August |
Cheapest in | January |
Average price | $424 |
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 May 5, 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
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Sat 7/25
4:50 pm-1:15 am
2 stops8h 25m
San Juan Luis Munoz Marin Intl
Thu 7/30
10:20 am-9:55 pm
1 stop11h 35m
$396
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Thu 6/11
4:10 pm-12:15 am
1 stop8h 05m
San Juan Luis Munoz Marin Intl
Sun 6/14
9:50 am-9:45 pm
2 stops11h 55m
$418
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Fri 7/24
4:10 pm-1:20 am
2 stops9h 10m
San Juan Luis Munoz Marin Intl
Mon 7/27
6:00 am-3:35 pm
2 stops9h 35m
$420
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Thu 6/18
1:55 pm-11:35 pm
2 stops9h 40m
San Juan Luis Munoz Marin Intl
Sun 6/21
5:45 am-4:20 pm
1 stop10h 35m
$420
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Tue 6/9
3:00 pm-12:15 am
2 stops9h 15m
San Juan Luis Munoz Marin Intl
Tue 6/16
6:00 am-4:10 pm
2 stops10h 10m
$422
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Mon 7/20
7:20 am-4:45 pm
1 stop9h 25m
San Juan Luis Munoz Marin Intl
Sun 8/2
5:56 pm-12:26 am
1 stop6h 30m
$428
Quickest round-trip
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Tue 6/9
6:00 am-1:45 pm
1 stop7h 45m
San Juan Luis Munoz Marin Intl
Mon 6/15
1:00 am-8:51 am
1 stop7h 51m
$431
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Fri 5/15
6:00 am-9:24 pm
1 stop15h 24m
San Juan Luis Munoz Marin Intl
Sun 5/17
7:00 pm-10:34 am
1 stop15h 34m
$436
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Sat 5/16
10:55 am-9:25 pm
2 stops10h 30m
San Juan Luis Munoz Marin Intl
Tue 5/19
8:10 am-5:40 pm
2 stops9h 30m
$436
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Fri 6/19
10:35 am-12:15 am
1 stop13h 40m
San Juan Luis Munoz Marin Intl
Sun 6/21
5:20 am-1:25 pm
1 stop8h 05m
$446
Showing 1-10 of 21 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
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 90 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.
What is the cheapest month to book a flight from Charleston to San Juan?
Currently, July is the cheapest month in which you can book a flight from Charleston to San Juan (average of $84). Flying from Charleston to San Juan in August is currently the most expensive (average of $287). 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?
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 May 5, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andJetBlue 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.
Crew
8.5
Boarding
8.1
Comfort
7.9
Food
7.2
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Crew
8.5
Boarding
8.1
Comfort
7.9
Food
7.2
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Crew
8.5
Boarding
8.1
Comfort
7.9
Food
7.2
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Crew
8.5
Boarding
8.1
Comfort
7.9
Food
7.2
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Crew
8.5
Boarding
8.1
Comfort
7.9
Food
7.2
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
Crew
8.5
Boarding
8.1
Comfort
7.9
Food
7.2
Entertainment
7.8
Overall
7.9
Reviews
1 / 20
4.0
OkayJoel,May 2026
ATL - JAX
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
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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 May 5, 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 May 5, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from Charleston to San Juan
Discover the top 6 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 May 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$146 | Average$414 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$195 | Average$375 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$216 | Average$376 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$271 | Average$401 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$271 | Average$475 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$365 | Average$526 | FlexibilityNo cancel fee | On-time63% |