$156+ Cheap flights from Charleston (CHS) to Luis Munoz Marin Intl (SJU)
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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — SJU
Jun 10 — Jun 171
Round-trip
1 adult, Economy
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Cheapest flights from Charleston to Luis Munoz Marin IntlExplore the most affordable flight options available from Charleston to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 11, 2026.
Explore the most affordable flight options available from Charleston to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 11, 2026.
This Southwest deal was found by Cheapflights users on 5/11. 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 8/228:05 am
CHS
- SJU
2 stops10h 10m
Southwest
Sat 8/295:55 am
SJU
- CHS
1 stop13h 25m
Southwest
Deal found 5/11![Southwest logo]()
$312
This American Airlines deal was found by Cheapflights users on 5/10. 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.
Wed 8/268:12 am
CHS
- SJU
2 stops10h 12m
American Airlines
Fri 8/2810:33 am
SJU
- CHS
1 stop13h 33m
American Airlines
Deal found 5/10![American Airlines logo]()
$317
This Southwest deal was found by Cheapflights users on 5/7. 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 8/126:45 am
CHS
- SJU
2 stops12h 15m
Southwest
Sun 8/165:30 am
SJU
- CHS
1 stop13h 25m
Southwest
Deal found 5/7![Southwest logo]()
$338
This American Airlines deal was found by Cheapflights users on 5/11. 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 8/225:13 pm
CHS
- SJU
1 stop16h 30m
American Airlines
Sat 8/2910:33 am
SJU
- CHS
2 stops11h 18m
American Airlines
Deal found 5/11![American Airlines logo]()
$343
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 8/67:47 pm
CHS
- SJU
1 stop20h 18m
Multiple Airlines
Wed 8/129:00 am
SJU
- CHS
2 stops23h 38m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$350
This Southwest deal was found by Cheapflights users on 5/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/3110:35 am
CHS
- SJU
1 stop13h 40m
Southwest
Sat 8/85:55 am
SJU
- CHS
1 stop13h 25m
Southwest
Deal found 5/6![Southwest logo]()
$364
This Delta deal was found by Cheapflights users on 5/11. 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 8/46:20 am
CHS
- SJU
1 stop5h 26m
Delta
Wed 8/55:49 pm
SJU
- CHS
1 stop6h 10m
Delta
Deal found 5/11![Delta logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Fri 7/39:44 pm
CHS
- SJU
1 stop26h 53m
Multiple Airlines
Wed 7/89:00 am
SJU
- CHS
2 stops23h 38m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$372
This JetBlue deal was found by Cheapflights users on 5/7. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:27 pm
CHS
- SJU
1 stop5h 51m
JetBlue
Wed 8/269:42 am
SJU
- CHS
1 stop6h 49m
JetBlue
Deal found 5/7![JetBlue logo]()
$375
Best flights from Charleston to Luis Munoz Marin IntlDiscover carefully curated flight deals from Charleston to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 11, 2026.
Discover carefully curated flight deals from Charleston to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 11, 2026.
This Delta deal was found by Cheapflights users on 5/10. 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.
Wed 8/266:20 am
CHS
- SJU
1 stop7h 22m
Delta
Fri 8/2812:56 pm
SJU
- CHS
1 stop5h 56m
Delta
Deal found 5/10![Delta logo]()
$312
This Southwest deal was found by Cheapflights users on 5/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:05 am
CHS
- SJU
2 stops11h 15m
Southwest
Sat 8/295:55 am
SJU
- CHS
1 stop13h 25m
Southwest
Deal found 5/9![Southwest logo]()
$312
This Delta deal was found by Cheapflights users on 5/6. 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.
Thu 8/65:10 am
CHS
- SJU
1 stop6h 36m
Delta
Wed 8/126:48 am
SJU
- CHS
1 stop6h 23m
Delta
Deal found 5/6![Delta logo]()
$312
This Southwest deal was found by Cheapflights users on 5/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:35 am
CHS
- SJU
2 stops10h 20m
Southwest
Wed 8/128:20 am
SJU
- CHS
2 stops11h 25m
Southwest
Deal found 5/6![Southwest logo]()
$370
This Delta deal was found by Cheapflights users on 5/11. 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 8/46:20 am
CHS
- SJU
1 stop5h 26m
Delta
Wed 8/55:49 pm
SJU
- CHS
1 stop6h 10m
Delta
Deal found 5/11![Delta logo]()
$370
This Southwest deal was found by Cheapflights users on 5/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:20 am
CHS
- SJU
1 stop11h 45m
Southwest
Sat 6/135:00 am
SJU
- CHS
1 stop10h 25m
Southwest
Deal found 5/9![Southwest logo]()
$390
This Southwest deal was found by Cheapflights users on 5/7. 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 7/2312:00 pm
CHS
- SJU
1 stop12h 30m
Southwest
Sun 8/25:20 am
SJU
- CHS
1 stop8h 05m
Southwest
Deal found 5/7![Southwest logo]()
$394
This Delta deal was found by Cheapflights users on 5/6. 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 9/44:30 pm
CHS
- SJU
1 stop5h 53m
Delta
Sun 9/1312:58 pm
SJU
- CHS
1 stop8h 49m
Delta
Deal found 5/6![Delta logo]()
$409
This Southwest deal was found by Cheapflights users on 5/8. 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.
Fri 6/512:00 pm
CHS
- SJU
1 stop12h 25m
Southwest
Fri 6/125:30 am
SJU
- CHS
1 stop13h 25m
Southwest
Deal found 5/8![Southwest logo]()
$428
This Southwest deal was found by Cheapflights users on 5/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1710:35 am
CHS
- SJU
1 stop13h 40m
Southwest
Mon 7/205:30 am
SJU
- CHS
1 stop13h 25m
Southwest
Deal found 5/9![Southwest logo]()
$439
This Southwest deal was found by Cheapflights users on 5/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/34:10 pm
CHS
- SJU
1 stop8h 05m
Southwest
Sun 7/125:45 am
SJU
- CHS
1 stop10h 35m
Southwest
Deal found 5/6![Southwest logo]()
$439
Last-minute flights from Charleston to Luis Munoz Marin IntlDiscover last-minute flight deals from Charleston to Luis Munoz Marin Intl. Data last updated May 11, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Luis Munoz Marin Intl. Data last updated May 11, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 5/279:19 pm
CHS
- SJU
1 stop20h 33m
Multiple Airlines
Tue 6/28:33 am
SJU
- CHS
1 stop24h 10m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$383
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 5/2911:36 am
CHS
- SJU
1 stop30h 16m
Multiple Airlines
Sat 6/68:32 am
SJU
- CHS
2 stops24h 06m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$424
This Priceline deal was found by Cheapflights users on 5/7. 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.
Thu 6/49:29 am
CHS
- SJU
1 stop16h 09m
JetBlue
Thu 6/118:30 am
SJU
- CHS
1 stop9h 20m
JetBlue
Deal found 5/7![JetBlue logo]()
$416
This Southwest deal was found by Cheapflights users on 5/8. 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.
Fri 6/512:00 pm
CHS
- SJU
1 stop12h 25m
Southwest
Fri 6/125:30 am
SJU
- CHS
1 stop13h 25m
Southwest
Deal found 5/8![Southwest logo]()
$428
This Southwest deal was found by Cheapflights users on 5/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/67:20 am
CHS
- SJU
1 stop11h 45m
Southwest
Sat 6/135:00 am
SJU
- CHS
1 stop10h 25m
Southwest
Deal found 5/9![Southwest logo]()
$390
This Southwest deal was found by Cheapflights users on 5/8. 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.
Tue 6/93:00 pm
CHS
- SJU
1 stop7h 45m
Southwest
Sat 6/135:00 am
SJU
- CHS
1 stop10h 25m
Southwest
Deal found 5/8![Southwest logo]()
$420
This Expedia deal was found by Cheapflights users on 5/8. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/99:29 am
CHS
- SJU
2 stops10h 47m
JetBlue
Sat 6/137:00 am
SJU
- CHS
1 stop10h 48m
JetBlue
Deal found 5/8![JetBlue logo]()
$423
This Southwest deal was found by Cheapflights users on 5/11. 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
Tue 6/166:00 am
SJU
- CHS
2 stops10h 10m
Southwest
Deal found 5/11![Southwest logo]()
$422
This JetBlue deal was found by Cheapflights users on 5/8. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/164:52 pm
CHS
- SJU
1 stop5h 05m
JetBlue
Tue 6/235:01 am
SJU
- CHS
1 stop8h 06m
JetBlue
Deal found 5/8![JetBlue logo]()
$427
This JetBlue deal was found by Cheapflights users on 5/8. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/225:29 pm
CHS
- SJU
1 stop6h 30m
JetBlue
Tue 6/235:01 am
SJU
- CHS
1 stop8h 06m
JetBlue
Deal found 5/8![JetBlue logo]()
$421
One-way flights from Charleston to Luis Munoz Marin IntlSearch for one-way flight options from Charleston to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated May 11, 2026.
Search for one-way flight options from Charleston to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated May 11, 2026.
This Southwest deal was found by Cheapflights users on 5/7. 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 8/206:35 am
CHS
- SJU
2 stops10h 20m
Southwest
Deal found 5/7![Southwest logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 5/6. 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 5/279:19 pm
CHS
- SJU
1 stop20h 33m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$174
This Southwest deal was found by Cheapflights users on 5/7. 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 5/7![Southwest logo]()
$182
This Cheapflightsfares deal was found by Cheapflights users on 5/11. 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 5/11![JetBlue logo]()
$186
This American Airlines deal was found by Cheapflights users on 5/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/147:34 pm
CHS
- SJU
1 stop14h 11m
American Airlines
Deal found 5/9![American Airlines logo]()
$187
This Kiwi.com deal was found by Cheapflights users on 5/7. 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 7/188:56 pm
CHS
- SJU
1 stop27h 45m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$202
This American Airlines deal was found by Cheapflights users on 5/11. 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.
Mon 8/31:00 pm
CHS
- SJU
2 stops25h 12m
American Airlines
Deal found 5/11![American Airlines logo]()
$206
This Kiwi.com deal was found by Cheapflights users on 5/8. 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.
Fri 6/53:23 pm
CHS
- SJU
2 stops36h 38m
Multiple Airlines
Deal found 5/8![Multiple Airlines logo]()
$208
This Kiwi.com deal was found by Cheapflights users on 5/10. 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.
Sat 5/309:19 pm
CHS
- SJU
1 stop20h 33m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$213
This Southwest deal was found by Cheapflights users on 5/8. 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.
Fri 6/512:00 pm
CHS
- SJU
1 stop12h 25m
Southwest
Deal found 5/8![Southwest logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 5/7. 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 8/206:45 am
CHS
- SJU
3 stops17h 12m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 5/7. 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 5/246:00 am
CHS
- SJU
2 stops11h 52m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$223
Find flight deals from Charleston to Luis Munoz Marin Intl
Discover tips and strategies to find the most affordable flight options for your journey from Charleston (CHS) to Luis Munoz Marin Intl (SJU). 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 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $312 (Delta) |
One-way from | $156 (Southwest) |
Popular in | August |
Cheapest in | July |
Average price | $424 |
Cheapflights Fare Finder
Customize your flight search to find flights from Charleston to Luis Munoz Marin Intl 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 11, 2026.
Use the filters below to find and compare flights from Charleston to San Juan Luis Munoz Marin Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Wed 8/26
6:20 am-1:42 pm
1 stop7h 22m
San Juan Luis Munoz Marin Intl
Fri 8/28
12:56 pm-6:52 pm
1 stop5h 56m
$312
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Sat 8/22
8:05 am-7:20 pm
2 stops11h 15m
San Juan Luis Munoz Marin Intl
Sat 8/29
5:55 am-7:20 pm
1 stop13h 25m
$312
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Thu 8/6
5:10 am-11:46 am
1 stop6h 36m
San Juan Luis Munoz Marin Intl
Wed 8/12
6:48 am-1:11 pm
1 stop6h 23m
$312
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Thu 8/6
6:35 am-4:55 pm
2 stops10h 20m
San Juan Luis Munoz Marin Intl
Wed 8/12
8:20 am-7:45 pm
2 stops11h 25m
$370
Quickest round-trip
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Tue 8/4
6:20 am-11:46 am
1 stop5h 26m
San Juan Luis Munoz Marin Intl
Wed 8/5
5:49 pm-11:59 pm
1 stop6h 10m
$370
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Sat 6/6
7:20 am-7:05 pm
1 stop11h 45m
San Juan Luis Munoz Marin Intl
Sat 6/13
5:00 am-3:25 pm
1 stop10h 25m
$390
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Thu 7/23
12:00 pm-12:30 am
1 stop12h 30m
San Juan Luis Munoz Marin Intl
Sun 8/2
5:20 am-1:25 pm
1 stop8h 05m
$394
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Fri 9/4
4:30 pm-10:23 pm
1 stop5h 53m
San Juan Luis Munoz Marin Intl
Sun 9/13
12:58 pm-9:47 pm
1 stop8h 49m
$409
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Fri 6/5
12:00 pm-12:25 am
1 stop12h 25m
San Juan Luis Munoz Marin Intl
Fri 6/12
5:30 am-6:55 pm
1 stop13h 25m
$428
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Fri 7/17
10:35 am-12:15 am
1 stop13h 40m
San Juan Luis Munoz Marin Intl
Mon 7/20
5:30 am-6:55 pm
1 stop13h 25m
$439
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Charleston to Luis Munoz Marin Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Charleston to Luis Munoz Marin Intl in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Charleston-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Charleston-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Charleston-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Charleston-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Charleston-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Charleston to Luis Munoz Marin Intl
Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Charleston with our price prediction graph.
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 Luis Munoz Marin Intl Airport
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How far ahead should I book a flight from Charleston to San Juan Luis Munoz Marin Intl Airport?
The price you pay for your flight from Charleston to San Juan Luis Munoz Marin Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 86 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Charleston to San Juan Luis Munoz Marin Intl Airport?
Currently, July is the cheapest month in which you can book a flight from Charleston to San Juan Luis Munoz Marin Intl Airport (average of $390). Flying from Charleston to San Juan Luis Munoz Marin Intl Airport in August is currently the most expensive (average of $579). 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 Luis Munoz Marin Intl Airport?
What’s the top layover airport for flights from Charleston to San Juan Luis Munoz Marin Intl Airport?
Share of 1-stop round-trip flights from Charleston to San Juan Luis Munoz Marin Intl Airport chosen by Cheapflights users in the past 12 months, using the same layover each way.
Fort Lauderdale (FLL) – chosen by Cheapflights users on 33% of 1-stop itineraries from Charleston to San Juan Luis Munoz Marin Intl Airport on Cheapflights.
What’s the cheapest layover airport for flights from Charleston to San Juan Luis Munoz Marin Intl Airport?
Average round-trip fare for 1-stop flights from Charleston to San Juan Luis Munoz Marin Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Charlotte (CLT) is the most affordable 1-stop option, with an average round-trip price of $484.
What’s the fastest layover option from Charleston to San Juan Luis Munoz Marin Intl Airport?
Shortest average travel time for 1-stop one-way flights from Charleston to San Juan Luis Munoz Marin Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Fort Lauderdale (FLL) have the shortest average one-way travel time for 1-stop routes: 5h 15m.
Which airport typically offers the quickest layover for flights from Charleston to San Juan Luis Munoz Marin Intl Airport?
Average layover duration for 1-stop one-way flights from Charleston to San Juan Luis Munoz Marin Intl Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Charlotte (CLT) offer the fastest connection on this route, with an average layover time of 0h 56m.
Reviews of airlines servicing Luis Munoz Marin Intl
Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated May 11, 2026.
See what other customers who have flown with Delta,United Airlines, andJetBlue from Charleston to San Juan Luis Munoz Marin Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.9
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Overall
7.9
Comfort
7.8
Boarding
8.1
Food
7.2
Crew
8.5
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
Find useful and relevant information for your journey from Charleston to Luis Munoz Marin Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Juan Luis Munoz Marin Intl Airport?
Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locationsFajardo
Luquillo
Rio Grande
Dorado
Humacao
Bayamón
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Other flights to Luis Munoz Marin Intl
Explore flights to Luis Munoz Marin Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on May 11, 2026.
Charleston and Luis Munoz Marin Intl flights
Browse other Charleston and Luis Munoz Marin Intl flight options. Last updated on May 11, 2026.
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Top 6 airlines flying from Charleston to Luis Munoz Marin Intl
Discover the top 6 airlines that operate flights from Charleston to Luis Munoz Marin Intl. 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 11, 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% |