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Cheap flights from Charleston to San Juan from $114

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Charleston to San Juan departing on 10/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Charleston to San Juan

Cheap round-trip flights

Multiple Airlines Logo
9:10 pm - 2:02 amCHS-SJU
28h 52m1 stop
Multiple Airlines Logo
5:51 pm - 6:41 pmSJU-CHS
24h 50m1 stop
$212Multiple Airlines
Find Deal
vie., oct. 24 - vie., oct. 31
Multiple Airlines Logo
10:11 am - 3:16 pmCHS-SJU
29h 05m1 stop
Multiple Airlines Logo
4:51 pm - 6:41 pmSJU-CHS
25h 50m1 stop
$220Multiple Airlines
Find Deal
jue., oct. 16 - vie., oct. 24
Multiple Airlines Logo
9:10 pm - 3:24 pmCHS-SJU
18h 14m1 stop
Multiple Airlines Logo
6:22 am - 8:15 pmSJU-CHS
13h 53m1 stop
$229Multiple Airlines
Find Deal
lun., oct. 20 - vie., oct. 24
Frontier Logo
3:26 pm - 11:23 pmCHS-SJU
7h 57m1 stop
Frontier Logo
1:59 am - 2:30 pmSJU-CHS
12h 31m1 stop
$238Frontier
Find Deal
jue., oct. 2 - sáb., oct. 11
Frontier Logo
8:53 am - 12:29 amCHS-SJU
15h 36m1 stop
Frontier Logo
1:59 am - 2:30 pmSJU-CHS
12h 31m1 stop
$251Frontier
Find Deal
vie., oct. 24 - sáb., oct. 25
Delta Logo
4:14 pm - 9:59 pmCHS-SJU
5h 45m1 stop
Delta Logo
7:15 am - 3:09 pmSJU-CHS
7h 54m1 stop
$271Delta
Find Deal
mar., oct. 21 - vie., oct. 31
United Airlines Logo
6:00 am - 1:45 pmCHS-SJU
7h 45m1 stop
United Airlines Logo
1:05 am - 8:56 amSJU-CHS
7h 51m1 stop
$289United Airlines
Find Deal
mié., oct. 22 - mar., oct. 28
JetBlue Logo
5:20 pm - 10:35 amCHS-SJU
16h 15m1 stop
JetBlue Logo
1:00 pm - 4:22 pmSJU-CHS
28h 22m1 stop
$300JetBlue
Find Deal
mar., nov. 4 - lun., nov. 17
JetBlue Logo
9:40 am - 8:18 pmCHS-SJU
10h 38m1 stop
JetBlue Logo
4:05 am - 4:22 pmSJU-CHS
12h 17m1 stop
$308JetBlue
Find Deal
vie., oct. 24 - sáb., nov. 1
Delta Logo
11:25 am - 9:59 pmCHS-SJU
10h 34m1 stop
Delta Logo
7:15 am - 3:09 pmSJU-CHS
7h 54m1 stop
$332Delta
Find Deal
mié., oct. 15 - sáb., oct. 25

Frontier flights from Charleston to San Juan Luis Munoz Marin Intl Airport

Our best Frontier deals on Charleston to San Juan Luis Munoz Marin Intl Airport flight tickets
Frontier
Oct 2
CHS3:26 pmCharleston
7h 57m
1 stop
SJU11:23 pmSan Juan Luis Munoz Marin Intl
Oct 11
SJU1:59 amSan Juan Luis Munoz Marin Intl
12h 31m
1 stop
CHS2:30 pmCharleston
$238
Find similar
Frontier
Oct 24
CHS8:53 amCharleston
15h 36m
1 stop
SJU12:29 amSan Juan Luis Munoz Marin Intl
Oct 25
SJU1:59 amSan Juan Luis Munoz Marin Intl
12h 31m
1 stop
CHS2:30 pmCharleston
$251
Find similar
Frontier
Oct 20
CHS3:25 pmCharleston
9h 04m
1 stop
SJU12:29 amSan Juan Luis Munoz Marin Intl
Oct 25
SJU1:59 amSan Juan Luis Munoz Marin Intl
12h 31m
1 stop
CHS2:30 pmCharleston
$264
Find similar

Delta flights from Charleston to San Juan Luis Munoz Marin Intl Airport

Our best Delta deals on Charleston to San Juan Luis Munoz Marin Intl Airport flight tickets
Delta
Oct 21
CHS4:14 pmCharleston
5h 45m
1 stop
SJU9:59 pmSan Juan Luis Munoz Marin Intl
Oct 31
SJU7:15 amSan Juan Luis Munoz Marin Intl
7h 54m
1 stop
CHS3:09 pmCharleston
$271
Find similar
Delta
Oct 15
CHS11:25 amCharleston
10h 34m
1 stop
SJU9:59 pmSan Juan Luis Munoz Marin Intl
Oct 25
SJU7:15 amSan Juan Luis Munoz Marin Intl
7h 54m
1 stop
CHS3:09 pmCharleston
$332
Find similar
Delta
Sep 24
CHS10:21 amCharleston
6h 10m
1 stop
SJU4:31 pmSan Juan Luis Munoz Marin Intl
Sep 30
SJU7:30 amSan Juan Luis Munoz Marin Intl
10h 19m
1 stop
CHS5:49 pmCharleston
$415
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Charleston to San Juan Luis Munoz Marin Intl Airport 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, momondo users made 832,500 searches. Data last updated septiembre 17, 2025.
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

Price

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

vie. 10/24

9:10 pm-2:02 am

1 stop28h 52m

San Juan Luis Munoz Marin Intl

vie. 10/31

5:51 pm-6:41 pm

1 stop24h 50m

$212

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

jue. 10/16

10:11 am-3:16 pm

1 stop29h 05m

San Juan Luis Munoz Marin Intl

vie. 10/24

4:51 pm-6:41 pm

1 stop25h 50m

$220

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

lun. 10/20

9:10 pm-3:24 pm

1 stop18h 14m

San Juan Luis Munoz Marin Intl

vie. 10/24

6:22 am-8:15 pm

1 stop13h 53m

$229

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

jue. 10/2

3:26 pm-11:23 pm

1 stop7h 57m

San Juan Luis Munoz Marin Intl

sáb. 10/11

1:59 am-2:30 pm

1 stop12h 31m

$238

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

vie. 10/24

8:53 am-12:29 am

1 stop15h 36m

San Juan Luis Munoz Marin Intl

sáb. 10/25

1:59 am-2:30 pm

1 stop12h 31m

$251

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

mar. 10/21

4:14 pm-9:59 pm

1 stop5h 45m

San Juan Luis Munoz Marin Intl

vie. 10/31

7:15 am-3:09 pm

1 stop7h 54m

$271

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

mié. 10/22

6:00 am-1:45 pm

1 stop7h 45m

San Juan Luis Munoz Marin Intl

mar. 10/28

1:05 am-8:56 am

1 stop7h 51m

$289

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

mar. 11/4

5:20 pm-10:35 am

1 stop16h 15m

San Juan Luis Munoz Marin Intl

lun. 11/17

1:00 pm-4:22 pm

1 stop28h 22m

$300

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

vie. 10/24

9:40 am-8:18 pm

1 stop10h 38m

San Juan Luis Munoz Marin Intl

sáb. 11/1

4:05 am-4:22 pm

1 stop12h 17m

$308

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

mié. 10/15

11:25 am-9:59 pm

1 stop10h 34m

San Juan Luis Munoz Marin Intl

sáb. 10/25

7:15 am-3:09 pm

1 stop7h 54m

$332

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Charleston to San Juan Luis Munoz Marin Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Juan Luis Munoz Marin Intl Airport?

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $372.

What is the cheapest day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

On average, the least expensive day to fly to San Juan Luis Munoz Marin Intl Airport from Charleston is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $352. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Charleston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $484.

What is the cheapest time of day to depart on your flight to San Juan Luis Munoz Marin Intl Airport?

The cheapest time of day to fly to San Juan Luis Munoz Marin Intl Airport is in the evening when flights can be purchased for as low as $321. Flights in the afternoon are often more expensive with an average ticket price of $455.

How far in advance should I book a flight to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from Charleston when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $452 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from Charleston for as low as $270 on momondo.

Can stopping save me money on Charleston to San Juan Luis Munoz Marin Intl Airport flights?

You could potentially save up to 25% on your flight if you consider stops on a Charleston to San Juan Luis Munoz Marin Intl Airport flight.

How have Charleston to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of September 2025, prices for Charleston to San Juan Luis Munoz Marin Intl Airport flights are approximately 19% more expensive when compared to flights at the same time last year.

When to book flights from Charleston to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Charleston to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Charleston to San Juan Luis Munoz Marin Intl Airport (CHS to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Charleston to San Juan Luis Munoz Marin Intl Airport

Direct flights

None
There are no direct flights from Charleston to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from Charleston to San Juan Luis Munoz Marin Intl Airport.
Search flight deals

  • How far is Charleston to San Juan Luis Munoz Marin Intl by plane?

    San Juan Luis Munoz Marin Intl is 1313.3 mi away from Charleston. Flights usually cover this in 5h 45m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Charleston Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from Charleston Airport to San Juan Luis Munoz Marin Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Charleston Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from Charleston Airport to San Juan Luis Munoz Marin Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Charleston Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The travel and health documents required for your trip to San Juan Luis Munoz Marin Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Juan Luis Munoz Marin Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Charleston to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from Charleston to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from Charleston to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $129Free CancellationRating
6.3
8,023 reviews
Search Spirit Airlines flights
JetBluePriceFrom $195Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
DeltaPriceFrom $241Free CancellationRating
7.9
7,961 reviews
Search Delta flights
United AirlinesPriceFrom $280Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
American AirlinesPriceFrom $282Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $371Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Caguas
Humacao
Rio Grande
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from Charleston to San Juan?

Finding the right flight to San Juan from Charleston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Juan quick and easy, saving you time and money.

Can I find flights from Charleston to San Juan with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Charleston to San Juan flights to just show those with flexible booking policies.

How can momondo help me find flights from Charleston to San Juan?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Juan from Charleston.

I’m not ready to book a flight from Charleston to San Juan right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Juan, momondo offers a useful price alert feature which will track prices for flights to San Juan from Charleston and alert you when they change.

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