$117+ 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — SJU
Sep 24 — Oct 11
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 August 25, 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 August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Thu 10/110:05 pm -
1 stop15h 29m
Mon 10/57:00 am -
1 stop25h 38m
Deal found 8/23![Multiple Airlines logo]()
$242
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:27 pm -
1 stop18h 08m
Mon 9/217:00 am -
1 stop25h 38m
Deal found 8/24![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/183:27 pm -
1 stop18h 08m
Fri 9/254:28 pm -
1 stop16h 10m
Deal found 8/21![Multiple Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Thu 10/110:05 pm -
1 stop15h 29m
Sun 10/43:55 pm -
1 stop16h 53m
Deal found 8/23![Multiple Airlines logo]()
$257
This Delta deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:12 pm -
1 stop8h 07m
Sat 9/192:50 pm -
1 stop9h 09m
Deal found 8/24![Delta logo]()
$260
This Delta deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/14:12 pm -
1 stop6h 07m
Mon 10/55:59 pm -
1 stop6h 00m
Deal found 8/24![Delta logo]()
$261
This Southwest deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:45 pm -
1 stop7h 20m
Mon 10/195:30 am -
1 stop12h 30m
Deal found 8/24![Southwest logo]()
$262
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:27 pm -
1 stop10h 25m
Mon 9/286:42 pm -
1 stop13h 56m
Deal found 8/24![Multiple Airlines logo]()
$264
This American Airlines deal was found by Cheapflights users on 8/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:00 am -
1 stop5h 31m
Tue 10/204:18 pm -
1 stop16h 16m
Deal found 8/20![American Airlines logo]()
$267
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Sun 9/2710:05 pm -
1 stop15h 29m
Sat 10/39:50 pm -
1 stop10h 48m
Deal found 8/23![Multiple Airlines logo]()
$272
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:52 pm -
1 stop6h 30m
Thu 11/198:05 am -
1 stop7h 23m
Deal found 8/22![United Airlines logo]()
$282
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 August 25, 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 August 25, 2026.
This Southwest deal was found by Cheapflights users on 8/22. 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.
Thu 10/12:35 pm -
2 stops9h 45m
Sun 10/45:30 am -
1 stop7h 50m
Deal found 8/22![Southwest logo]()
$261
This Delta deal was found by Cheapflights users on 8/21. 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.
Thu 10/111:13 am -
1 stop5h 36m
Mon 10/55:59 pm -
1 stop6h 00m
Deal found 8/21![Delta logo]()
$261
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:52 pm -
1 stop6h 30m
Thu 11/198:05 am -
1 stop7h 23m
Deal found 8/22![United Airlines logo]()
$282
This Southwest deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/21:20 pm -
2 stops10h 35m
Fri 11/66:35 am -
1 stop13h 40m
Deal found 8/24![Southwest logo]()
$262
This Southwest deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:45 pm -
2 stops8h 35m
Mon 10/56:30 am -
2 stops9h 40m
Deal found 8/24![Southwest logo]()
$262
This United Airlines deal was found by Cheapflights users on 8/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/302:28 pm -
1 stop9h 08m
Sat 11/77:40 am -
1 stop9h 39m
Deal found 8/23![United Airlines logo]()
$316
This Southwest deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/164:45 pm -
1 stop7h 20m
Mon 10/195:00 am -
2 stops9h 00m
Deal found 8/24![Southwest logo]()
$262
This Southwest deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:45 pm -
2 stops8h 35m
Sun 10/115:30 am -
1 stop13h 20m
Deal found 8/23![Southwest logo]()
$262
This Southwest deal was found by Cheapflights users on 8/21. 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 9/251:15 pm -
2 stops9h 55m
Sun 9/275:30 am -
1 stop9h 05m
Deal found 8/21![Southwest logo]()
$317
This Southwest deal was found by Cheapflights users on 8/21. 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 9/186:35 am -
2 stops10h 20m
Fri 9/2510:00 am -
2 stops9h 15m
Deal found 8/21![Southwest logo]()
$317
Last-minute flights from Charleston to Luis Munoz Marin IntlDiscover last-minute flight deals from Charleston to Luis Munoz Marin Intl. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Charleston to Luis Munoz Marin Intl. Data last updated August 25, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:12 pm -
1 stop8h 07m
Sat 9/192:50 pm -
1 stop9h 09m
Deal found 8/24![Delta logo]()
$260
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:27 pm -
1 stop18h 08m
Mon 9/217:00 am -
1 stop25h 38m
Deal found 8/24![Multiple Airlines logo]()
$243
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/183:27 pm -
1 stop18h 08m
Fri 9/254:28 pm -
1 stop16h 10m
Deal found 8/21![Multiple Airlines logo]()
$246
This Kiwi.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/213:27 pm -
1 stop10h 25m
Mon 9/286:42 pm -
1 stop13h 56m
Deal found 8/24![Multiple Airlines logo]()
$264
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/258:58 pm -
1 stop19h 52m
Sun 9/2710:42 am -
1 stop22h 06m
Deal found 8/21![Multiple Airlines logo]()
$290
This Southwest deal was found by Cheapflights users on 8/21. 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 9/251:15 pm -
2 stops10h 40m
Sun 9/275:30 am -
1 stop13h 25m
Deal found 8/21![Southwest logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Sun 9/2710:05 pm -
1 stop15h 29m
Sat 10/39:50 pm -
1 stop10h 48m
Deal found 8/23![Multiple Airlines logo]()
$272
This Southwest deal was found by Cheapflights users on 8/23. 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.
Wed 9/308:10 am -
2 stops10h 55m
Fri 10/25:30 am -
1 stop12h 30m
Deal found 8/23![Southwest logo]()
$261
This Delta deal was found by Cheapflights users on 8/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:43 pm -
1 stop9h 36m
Fri 10/25:59 pm -
1 stop6h 00m
Deal found 8/22![Delta logo]()
$315
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 August 25, 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 August 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/183:27 pm -
1 stop18h 08m
Deal found 8/21![Multiple Airlines logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:42 pm -
1 stop10h 10m
Deal found 8/20![Multiple Airlines logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 8/21. 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 9/163:42 pm -
1 stop10h 10m
Deal found 8/21![Multiple Airlines logo]()
$122
This American Airlines deal was found by Cheapflights users on 8/21. 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 9/197:41 pm -
2 stops13h 43m
Deal found 8/21![American Airlines logo]()
$130
This Southwest deal was found by Cheapflights users on 8/22. 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.
Sat 11/149:45 am -
1 stop8h 30m
Deal found 8/22![Southwest logo]()
$131
This Kiwi.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2710:05 pm -
1 stop15h 29m
Deal found 8/22![Multiple Airlines logo]()
$137
This Kiwi.com deal was found by Cheapflights users on 8/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:05 pm -
1 stop14h 20m
Deal found 8/20![Multiple Airlines logo]()
$139
This Kiwi.com deal was found by Cheapflights users on 8/21. 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.
Sun 10/410:05 pm -
1 stop15h 29m
Deal found 8/21![Multiple Airlines logo]()
$143
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 August 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $242 (Kiwi.com) |
One-way from | $117 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $418 |
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 7,457,451 searches. Data last updated August 25, 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 Charleston - SJU San Juan Luis Munoz Marin Intl
CHSSJU
Charleston
Thu 10/1
2:35 pm-12:20 am
2 stops9h 45m
San Juan Luis Munoz Marin Intl
Sun 10/4
5:30 am-1:20 pm
1 stop7h 50m
$261
Quickest round-trip
CharlestonSan Juan
CHS Charleston - SJU San Juan Luis Munoz Marin Intl
CHSSJU
Charleston
Thu 10/1
11:13 am-4:49 pm
1 stop5h 36m
San Juan Luis Munoz Marin Intl
Mon 10/5
5:59 pm-11:59 pm
1 stop6h 00m
$261
CharlestonSan Juan
CHS Charleston - SJU San Juan Luis Munoz Marin Intl
CHSSJU
Charleston
Mon 11/2
1:20 pm-12:55 am
2 stops10h 35m
San Juan Luis Munoz Marin Intl
Fri 11/6
6:35 am-7:15 pm
1 stop13h 40m
$262
CharlestonSan Juan
CHS Charleston - SJU San Juan Luis Munoz Marin Intl
CHSSJU
Charleston
Fri 10/2
4:45 pm-1:20 am
2 stops8h 35m
San Juan Luis Munoz Marin Intl
Mon 10/5
6:30 am-4:10 pm
2 stops9h 40m
$262
CharlestonSan Juan
CHS Charleston - SJU San Juan Luis Munoz Marin Intl
CHSSJU
Charleston
Fri 10/16
4:45 pm-12:05 am
1 stop7h 20m
San Juan Luis Munoz Marin Intl
Mon 10/19
5:00 am-2:00 pm
2 stops9h 00m
$262
CharlestonSan Juan
CHS Charleston - SJU San Juan Luis Munoz Marin Intl
CHSSJU
Charleston
Fri 10/9
4:45 pm-1:20 am
2 stops8h 35m
San Juan Luis Munoz Marin Intl
Sun 10/11
5:30 am-6:50 pm
1 stop13h 20m
$262
CharlestonSan Juan
CHS Charleston - SJU San Juan Luis Munoz Marin Intl
CHSSJU
Charleston
Thu 11/5
2:52 pm-10:22 pm
1 stop6h 30m
San Juan Luis Munoz Marin Intl
Thu 11/19
8:05 am-2:28 pm
1 stop7h 23m
$282
CharlestonSan Juan
CHS Charleston - SJU San Juan Luis Munoz Marin Intl
CHSSJU
Charleston
Fri 10/30
2:28 pm-11:36 pm
1 stop9h 08m
San Juan Luis Munoz Marin Intl
Sat 11/7
7:40 am-4:19 pm
1 stop9h 39m
$316
CharlestonSan Juan
CHS Charleston - SJU San Juan Luis Munoz Marin Intl
CHSSJU
Charleston
Fri 9/25
1:15 pm-11:10 pm
2 stops9h 55m
San Juan Luis Munoz Marin Intl
Sun 9/27
5:30 am-2:35 pm
1 stop9h 05m
$317
CharlestonSan Juan
CHS Charleston - SJU San Juan Luis Munoz Marin Intl
CHSSJU
Charleston
Fri 9/18
6:35 am-4:55 pm
2 stops10h 20m
San Juan Luis Munoz Marin Intl
Fri 9/25
10:00 am-7:15 pm
2 stops9h 15m
$317
Showing 1-10 of 19 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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | 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
Prices
More
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, January is the cheapest month in which you can book a flight from Charleston to San Juan Luis Munoz Marin Intl Airport (average of $392). Flying from Charleston to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $558). 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?
Airfare is below average for this route at the moment.
Charleston to San Juan Luis Munoz Marin Intl Airport flights typically cost between $361 and $584 in October.The cheapest round-trip price found within the last 5 days was $242 on Multiple Airlines (Oct 1-Oct 5).
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.
Baltimore (BWI) – chosen by Cheapflights users on 29% 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.
Miami (MIA) is the most affordable 1-stop option, with an average round-trip price of $270.
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 August 25, 2026.
See what other customers who have flown with Southwest,Delta, andUnited Airlines 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.
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Boarding
8.1
Food
7.0
Overall
8.0
Crew
8.6
Comfort
8.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from 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
Dorado
Rio Grande
Humacao
Bayamón
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Other flights to Luis Munoz Marin Intl
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Charleston and Luis Munoz Marin Intl flights
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Top 5 airlines flying from Charleston to Luis Munoz Marin Intl
Discover the top 5 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 7,457,451 searches. Data last updated August 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$232 | Average$439 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$239 | Average$391 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$271 | Average$467 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$272 | Average$381 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$298 | Average$425 | FlexibilityNo cancel fee | On-time63% |