$128+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — SJU
May 23 — May 301
Round-trip
1 adult, Economy
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Find cheap flights from Charleston to Luis Munoz Marin Intl with Cheapflights
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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 April 23, 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 April 23, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/19. 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 5/52:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Fri 5/812:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$241
This Cheapflightsfares deal was found by Cheapflights users on 4/19. 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 5/52:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Tue 5/1912:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$249
This Cheapflightsfares deal was found by Cheapflights users on 4/19. 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 5/162:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Tue 5/1912:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$265
This Booking.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/282:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Fri 6/512:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/23![Spirit Airlines logo]()
$266
This Cheapflightsfares deal was found by Cheapflights users on 4/19. 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 5/282:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Tue 6/212:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$284
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/64:34 pm
CHS
- SJU
1 stop9h 34m
Multiple Airlines
Tue 5/1212:59 am
SJU
- CHS
1 stop7h 29m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 5/52:39 pm
CHS
- SJU
1 stop8h 03m
Multiple Airlines
Tue 5/125:15 pm
SJU
- CHS
2 stops20h 29m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$301
This Cheapflightsfares deal was found by Cheapflights users on 4/19. 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 6/22:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Mon 6/812:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$305
This Mytrip deal was found by Cheapflights users on 4/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/62:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Sat 5/912:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/20![Spirit Airlines logo]()
$306
This Cheapflightsfares deal was found by Cheapflights users on 4/19. 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.
Wed 5/62:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Mon 5/1112:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$307
This American Airlines deal was found by Cheapflights users on 4/21. 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 4/21![American Airlines logo]()
$312
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 April 23, 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 April 23, 2026.
This Delta deal was found by Cheapflights users on 4/21. 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 5/65:20 am
CHS
- SJU
1 stop6h 25m
Delta
Tue 5/121:14 pm
SJU
- CHS
1 stop10h 45m
Delta
Deal found 4/21![Delta logo]()
$374
This Southwest deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/510:35 am
CHS
- SJU
1 stop13h 40m
Southwest
Mon 6/85:30 am
SJU
- CHS
1 stop7h 45m
Southwest
Deal found 4/22![Southwest logo]()
$374
This American Airlines deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/58:11 am
CHS
- SJU
2 stops9h 59m
American Airlines
Sat 5/97:25 am
SJU
- CHS
1 stop6h 34m
American Airlines
Deal found 4/23![American Airlines logo]()
$472
This Delta deal was found by Cheapflights users on 4/20. 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 7/275:10 am
CHS
- SJU
1 stop8h 22m
Delta
Mon 8/35:56 pm
SJU
- CHS
1 stop6h 30m
Delta
Deal found 4/20![Delta logo]()
$374
This Southwest deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1210:35 am
CHS
- SJU
1 stop13h 40m
Southwest
Tue 6/165:30 am
SJU
- CHS
2 stops10h 40m
Southwest
Deal found 4/22![Southwest logo]()
$374
This Southwest deal was found by Cheapflights users on 4/21. 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 6/121:55 pm
CHS
- SJU
2 stops9h 40m
Southwest
Fri 6/196:30 am
SJU
- CHS
2 stops9h 05m
Southwest
Deal found 4/21![Southwest logo]()
$446
This Southwest deal was found by Cheapflights users on 4/20. 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 6/312:00 pm
CHS
- SJU
2 stops9h 05m
Southwest
Wed 6/106:00 am
SJU
- CHS
2 stops10h 10m
Southwest
Deal found 4/20![Southwest logo]()
$465
This Southwest deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2810:55 am
CHS
- SJU
1 stop12h 45m
Southwest
Sat 6/66:00 am
SJU
- CHS
2 stops9h 25m
Southwest
Deal found 4/23![Southwest logo]()
$491
This Southwest deal was found by Cheapflights users on 4/19. 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 5/2712:00 pm
CHS
- SJU
2 stops9h 05m
Southwest
Tue 6/28:10 am
SJU
- CHS
2 stops9h 30m
Southwest
Deal found 4/19![Southwest logo]()
$500
Last-minute flights from Charleston to Luis Munoz Marin IntlDiscover last-minute flight deals from Charleston to Luis Munoz Marin Intl. Data last updated April 23, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Luis Munoz Marin Intl. Data last updated April 23, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 4/19. 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 5/52:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Fri 5/812:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$241
This Cheapflightsfares deal was found by Cheapflights users on 4/19. 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 5/52:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Tue 5/1912:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$249
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 5/52:39 pm
CHS
- SJU
1 stop8h 03m
Multiple Airlines
Tue 5/125:15 pm
SJU
- CHS
2 stops20h 29m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$301
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 5/52:39 pm
CHS
- SJU
1 stop8h 03m
Multiple Airlines
Fri 5/83:03 am
SJU
- CHS
2 stops10h 41m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$313
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/64:34 pm
CHS
- SJU
1 stop9h 34m
Multiple Airlines
Tue 5/1212:59 am
SJU
- CHS
1 stop7h 29m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$293
This Mytrip deal was found by Cheapflights users on 4/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/62:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Sat 5/912:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/20![Spirit Airlines logo]()
$306
This Cheapflightsfares deal was found by Cheapflights users on 4/19. 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.
Wed 5/62:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Mon 5/1112:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$307
This Cheapflightsfares deal was found by Cheapflights users on 4/19. 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 5/162:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Tue 5/1912:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 5/163:44 pm
CHS
- SJU
2 stops23h 28m
Multiple Airlines
Tue 5/1912:59 am
SJU
- CHS
1 stop12h 45m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$312
This Booking.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/282:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Fri 6/512:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/23![Spirit Airlines logo]()
$266
This Cheapflightsfares deal was found by Cheapflights users on 4/19. 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 5/282:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Tue 6/212:59 am
SJU
- CHS
1 stop12h 45m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$284
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 April 23, 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 April 23, 2026.
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/163:44 pm
CHS
- SJU
1 stop10h 24m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$128
This Cheapflightsfares deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/302:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Deal found 4/22![Spirit Airlines logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/164:04 pm
CHS
- SJU
1 stop8h 33m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$150
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 5/134:34 pm
CHS
- SJU
2 stops26h 25m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$151
This Delta deal was found by Cheapflights users on 4/20. 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 7/1812:59 pm
CHS
- SJU
1 stop9h 30m
Delta
Deal found 4/20![Delta logo]()
$156
This Kiwi.com deal was found by Cheapflights users on 4/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/119:28 pm
CHS
- SJU
2 stops26h 31m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 5/82:39 pm
CHS
- SJU
2 stops17h 25m
Multiple Airlines
Deal found 4/21![Multiple Airlines logo]()
$169
This Kiwi.com deal was found by Cheapflights users on 4/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/162:39 pm
CHS
- SJU
2 stops28h 20m
Spirit Airlines
Deal found 4/23![Spirit Airlines logo]()
$171
This Booking.com deal was found by Cheapflights users on 4/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/62:39 pm
CHS
- SJU
1 stop8h 03m
Spirit Airlines
Deal found 4/19![Spirit Airlines logo]()
$175
This Kiwi.com deal was found by Cheapflights users on 4/19. 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 6/59:28 pm
CHS
- SJU
2 stops30h 33m
Multiple Airlines
Deal found 4/19![Multiple Airlines logo]()
$181
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 April 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $241 (Cheapflightsfares) |
One-way from | $128 (Kiwi.com) |
Popular in | August |
Cheapest in | October |
Average price | $427 |
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 April 23, 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 5/6
5:20 am-11:45 am
1 stop6h 25m
San Juan Luis Munoz Marin Intl
Tue 5/12
1:14 pm-11:59 pm
1 stop10h 45m
$374
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Fri 6/5
10:35 am-12:15 am
1 stop13h 40m
San Juan Luis Munoz Marin Intl
Mon 6/8
5:30 am-1:15 pm
1 stop7h 45m
$374
Quickest round-trip
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Mon 7/27
5:10 am-1:32 pm
1 stop8h 22m
San Juan Luis Munoz Marin Intl
Mon 8/3
5:56 pm-12:26 am
1 stop6h 30m
$374
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Fri 6/12
10:35 am-12:15 am
1 stop13h 40m
San Juan Luis Munoz Marin Intl
Tue 6/16
5:30 am-4:10 pm
2 stops10h 40m
$374
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Fri 6/12
1:55 pm-11:35 pm
2 stops9h 40m
San Juan Luis Munoz Marin Intl
Fri 6/19
6:30 am-3:35 pm
2 stops9h 05m
$446
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Wed 6/3
12:00 pm-9:05 pm
2 stops9h 05m
San Juan Luis Munoz Marin Intl
Wed 6/10
6:00 am-4:10 pm
2 stops10h 10m
$465
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Tue 5/5
8:11 am-6:10 pm
2 stops9h 59m
San Juan Luis Munoz Marin Intl
Sat 5/9
7:25 am-1:59 pm
1 stop6h 34m
$472
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Thu 5/28
10:55 am-11:40 pm
1 stop12h 45m
San Juan Luis Munoz Marin Intl
Sat 6/6
6:00 am-3:25 pm
2 stops9h 25m
$491
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Wed 5/27
12:00 pm-9:05 pm
2 stops9h 05m
San Juan Luis Munoz Marin Intl
Tue 6/2
8:10 am-5:40 pm
2 stops9h 30m
$500
Cheapest one-way
CharlestonSan Juan
CHS - SJU
CHSSJU
Charleston
Sat 5/16
3:44 pm-10:43 pm
1 stop6h 59m
$129
Showing 1-10 of 21 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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- 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
Prices
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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, October is the cheapest month in which you can book a flight from Charleston to San Juan Luis Munoz Marin Intl Airport (average of $382). 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 April 23, 2026.
See what other customers who have flown with Southwest,Delta, 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.
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Crew
8.6
Comfort
8.0
Food
7.0
Overall
8.0
Boarding
8.1
Entertainment
7.5
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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
Dorado
Luquillo
Rio Grande
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 April 23, 2026.
Charleston and Luis Munoz Marin Intl flights
Browse other Charleston and Luis Munoz Marin Intl flight options. Last updated on April 23, 2026.
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Top 7 airlines flying from Charleston to Luis Munoz Marin Intl
Discover the top 7 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 April 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$84 | Average$168 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$111 | Average$341 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$146 | Average$403 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$192 | Average$386 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$271 | Average$475 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$280 | Average$409 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$371 | Average$479 | FlexibilityNo cancel fee | On-time63% |