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Cheap flights from Charleston to San Juan from $107

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 11/12. 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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Cheap round-trip flights

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Multiple Airlines Logo
6:50 am - 11:44 pmCHS-SJU
15h 54m1 stop
Multiple Airlines Logo
5:00 pm - 10:47 amSJU-CHS
18h 47m2 stops
$250Multiple Airlines
Find Deal
Mon, Dec 1 - Wed, Dec 17
JetBlue Logo
7:03 pm - 12:56 amCHS-SJU
4h 53m1 stop
JetBlue Logo
12:00 pm - 6:06 pmSJU-CHS
7h 06m1 stop
$263JetBlue
Find Deal
Thu, Dec 25 - Sun, Jan 4
Multiple Airlines Logo
7:05 am - 2:39 amCHS-SJU
42h 34m2 stops
Multiple Airlines Logo
6:00 am - 8:34 amSJU-CHS
27h 34m1 stop
$265Multiple Airlines
Find Deal
Tue, Dec 30 - Sat, Jan 24
American Airlines Logo
9:00 am - 10:10 amCHS-SJU
24h 10m2 stops
American Airlines Logo
5:10 pm - 12:46 amSJU-CHS
8h 36m1 stop
$277American Airlines
Find Deal
Thu, Nov 27 - Thu, Dec 4
Southwest Logo
11:40 am - 11:10 pmCHS-SJU
10h 30m1 stop
Southwest Logo
6:00 am - 3:50 pmSJU-CHS
10h 50m2 stops
$300Southwest
Find Deal
Thu, Jan 22 - Tue, Jan 27
Spirit Airlines Logo
9:29 am - 4:23 pmCHS-SJU
29h 54m1 stop
Spirit Airlines Logo
6:00 am - 4:45 pmSJU-CHS
11h 45m2 stops
$317Spirit Airlines
Find Deal
Thu, Jan 22 - Mon, Jan 26
Spirit Airlines Logo
6:11 pm - 2:42 pmCHS-SJU
19h 31m3 stops
Spirit Airlines Logo
3:37 pm - 10:42 pmSJU-CHS
8h 05m1 stop
$326Spirit Airlines
Find Deal
Tue, Nov 11 - Thu, Nov 13
American Airlines Logo
5:10 am - 10:05 pmCHS-SJU
15h 55m1 stop
American Airlines Logo
2:36 pm - 11:13 pmSJU-CHS
9h 37m2 stops
$333American Airlines
Find Deal
Thu, Dec 11 - Tue, Dec 16
Southwest Logo
4:30 pm - 1:40 amCHS-SJU
8h 10m2 stops
Southwest Logo
6:10 am - 2:10 pmSJU-CHS
9h 00m1 stop
$338Southwest
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Mon, Dec 1 - Thu, Dec 18
Delta Logo
5:18 pm - 11:44 pmCHS-SJU
5h 26m1 stop
Delta Logo
7:30 am - 2:06 pmSJU-CHS
7h 36m1 stop
$341Delta
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Mon, Jan 19 - Tue, Jan 27

American Airlines flights from Charleston to San Juan Luis Munoz Marin Intl Airport

Our best American Airlines deals on Charleston to San Juan Luis Munoz Marin Intl Airport flight tickets
American Airlines
Nov 27
CHS9:00 amCharleston
24h 10m
2 stops
SJU10:10 amSan Juan Luis Munoz Marin Intl
Dec 4
SJU5:10 pmSan Juan Luis Munoz Marin Intl
8h 36m
1 stop
CHS12:46 amCharleston
$277
Find similar
American Airlines
Dec 11
CHS5:10 amCharleston
15h 55m
1 stop
SJU10:05 pmSan Juan Luis Munoz Marin Intl
Dec 16
SJU2:36 pmSan Juan Luis Munoz Marin Intl
9h 37m
2 stops
CHS11:13 pmCharleston
$333
Find similar
American Airlines
Jan 16
CHS7:28 pmCharleston
14h 20m
1 stop
SJU10:48 amSan Juan Luis Munoz Marin Intl
Jan 24
SJU7:12 pmSan Juan Luis Munoz Marin Intl
5h 43m
1 stop
CHS11:55 pmCharleston
$343
Find similar

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

Our best Southwest deals on Charleston to San Juan Luis Munoz Marin Intl Airport flight tickets
Southwest
Jan 22
CHS11:40 amCharleston
10h 30m
1 stop
SJU11:10 pmSan Juan Luis Munoz Marin Intl
Jan 27
SJU6:00 amSan Juan Luis Munoz Marin Intl
10h 50m
2 stops
CHS3:50 pmCharleston
$300
Find similar
Southwest
Dec 1
CHS4:30 pmCharleston
8h 10m
2 stops
SJU1:40 amSan Juan Luis Munoz Marin Intl
Dec 18
SJU6:10 amSan Juan Luis Munoz Marin Intl
9h 00m
1 stop
CHS2:10 pmCharleston
$338
Find similar
Southwest
Feb 2
CHS9:05 amCharleston
10h 50m
2 stops
SJU8:55 pmSan Juan Luis Munoz Marin Intl
Feb 7
SJU8:40 amSan Juan Luis Munoz Marin Intl
12h 10m
2 stops
CHS7:50 pmCharleston
$345
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 October 30, 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

Mon 12/1

6:50 am-11:44 pm

1 stop15h 54m

San Juan Luis Munoz Marin Intl

Wed 12/17

5:00 pm-10:47 am

2 stops18h 47m

$250

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Thu 12/25

7:03 pm-12:56 am

1 stop4h 53m

San Juan Luis Munoz Marin Intl

Sun 1/4

12:00 pm-6:06 pm

1 stop7h 06m

$263

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Tue 12/30

7:05 am-2:39 am

2 stops42h 34m

San Juan Luis Munoz Marin Intl

Sat 1/24

6:00 am-8:34 am

1 stop27h 34m

$265

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Thu 11/27

9:00 am-10:10 am

2 stops24h 10m

San Juan Luis Munoz Marin Intl

Thu 12/4

5:10 pm-12:46 am

1 stop8h 36m

$277

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Thu 1/22

11:40 am-11:10 pm

1 stop10h 30m

San Juan Luis Munoz Marin Intl

Tue 1/27

6:00 am-3:50 pm

2 stops10h 50m

$300

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Thu 1/22

9:29 am-4:23 pm

1 stop29h 54m

San Juan Luis Munoz Marin Intl

Mon 1/26

6:00 am-4:45 pm

2 stops11h 45m

$317

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Tue 11/11

6:11 pm-2:42 pm

3 stops19h 31m

San Juan Luis Munoz Marin Intl

Thu 11/13

3:37 pm-10:42 pm

1 stop8h 05m

$326

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Thu 12/11

5:10 am-10:05 pm

1 stop15h 55m

San Juan Luis Munoz Marin Intl

Tue 12/16

2:36 pm-11:13 pm

2 stops9h 37m

$333

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Mon 12/1

4:30 pm-1:40 am

2 stops8h 10m

San Juan Luis Munoz Marin Intl

Thu 12/18

6:10 am-2:10 pm

1 stop9h 00m

$338

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Mon 1/19

5:18 pm-11:44 pm

1 stop5h 26m

San Juan Luis Munoz Marin Intl

Tue 1/27

7:30 am-2:06 pm

1 stop7h 36m

$341

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 typical price of a round-trip flight between Charleston and San Juan Luis Munoz Marin Intl Airport?

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 January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $382.

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 $449 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 37% 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 October 2025, prices for Charleston to San Juan Luis Munoz Marin Intl Airport flights are approximately 70% 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.
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  • 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 4h 53m, 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
8,115 reviews
Search Spirit Airlines flights
JetBluePriceFrom $195Free CancellationRating
7.2
2,906 reviews
Search JetBlue flights
DeltaPriceFrom $251Free CancellationRating
7.9
7,993 reviews
Search Delta flights
United AirlinesPriceFrom $271Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
American AirlinesPriceFrom $282Free CancellationRating
7.2
11,030 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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