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Cheap flights from Charleston to San Juan from $156

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 8/20. 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

Enter your travel dates to find the best prices.
Delta Logo
3:00 pm - 10:29 pm
CHS
-
SJU
7h 29m
1 stop
Delta Logo
5:49 pm - 11:59 pm
SJU
-
CHS
6h 10m
1 stop
$312Delta
Sat, Aug 22 - Sat, Aug 29
American Airlines Logo
6:15 am - 6:24 pm
CHS
-
SJU
12h 09m
2 stops
American Airlines Logo
10:33 am - 4:25 pm
SJU
-
CHS
5h 52m
1 stop
$317American Airlines
Wed, Aug 26 - Fri, Aug 28
Multiple Airlines Logo
8:20 pm - 12:23 am
CHS
-
SJU
28h 03m
1 stop
Multiple Airlines Logo
6:16 pm - 8:38 am
SJU
-
CHS
14h 22m
1 stop
$324Multiple Airlines
Thu, Aug 27 - Mon, Aug 31
American Airlines Logo
8:12 am - 6:24 pm
CHS
-
SJU
10h 12m
2 stops
American Airlines Logo
7:05 am - 1:16 pm
SJU
-
CHS
6h 11m
1 stop
$337American Airlines
Tue, Sep 1 - Tue, Sep 8
Southwest Logo
6:45 am - 7:00 pm
CHS
-
SJU
12h 15m
2 stops
Southwest Logo
5:30 am - 6:55 pm
SJU
-
CHS
13h 25m
1 stop
$338Southwest
Wed, Aug 12 - Sun, Aug 16
Multiple Airlines Logo
6:45 am - 4:34 pm
CHS
-
SJU
9h 49m
2 stops
Multiple Airlines Logo
6:16 pm - 8:38 am
SJU
-
CHS
14h 22m
1 stop
$340Multiple Airlines
Thu, Aug 27 - Mon, Aug 31
American Airlines Logo
11:04 am - 9:59 pm
CHS
-
SJU
10h 55m
1 stop
American Airlines Logo
7:14 pm - 10:22 am
SJU
-
CHS
15h 08m
1 stop
$343American Airlines
Fri, Jul 3 - Wed, Jul 8
Multiple Airlines Logo
9:44 pm - 12:23 am
CHS
-
SJU
26h 39m
1 stop
Multiple Airlines Logo
5:15 pm - 1:04 pm
SJU
-
CHS
19h 49m
2 stops
$345Multiple Airlines
Fri, Aug 21 - Wed, Aug 26
American Airlines Logo
6:20 pm - 12:15 am
CHS
-
SJU
5h 55m
1 stop
American Airlines Logo
10:33 am - 9:51 pm
SJU
-
CHS
11h 18m
2 stops
$346American Airlines
Sat, Aug 22 - Sat, Aug 29
American Airlines Logo
10:20 am - 9:14 pm
CHS
-
SJU
10h 54m
2 stops
American Airlines Logo
1:38 pm - 10:54 pm
SJU
-
CHS
9h 16m
2 stops
$348American Airlines
Wed, Aug 26 - Fri, Aug 28

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
Aug 26
CHS6:15 amCharleston
12h 09m
2 stops
SJU6:24 pmSan Juan Luis Munoz Marin Intl
Aug 28
SJU10:33 amSan Juan Luis Munoz Marin Intl
5h 52m
1 stop
CHS4:25 pmCharleston
$317
American Airlines
Sep 1
CHS8:12 amCharleston
10h 12m
2 stops
SJU6:24 pmSan Juan Luis Munoz Marin Intl
Sep 8
SJU7:05 amSan Juan Luis Munoz Marin Intl
6h 11m
1 stop
CHS1:16 pmCharleston
$337
American Airlines
Jul 3
CHS11:04 amCharleston
10h 55m
1 stop
SJU9:59 pmSan Juan Luis Munoz Marin Intl
Jul 8
SJU7:14 pmSan Juan Luis Munoz Marin Intl
15h 08m
1 stop
CHS10:22 amCharleston
$343

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
Aug 12
CHS6:45 amCharleston
12h 15m
2 stops
SJU7:00 pmSan Juan Luis Munoz Marin Intl
Aug 16
SJU5:30 amSan Juan Luis Munoz Marin Intl
13h 25m
1 stop
CHS6:55 pmCharleston
$338
Southwest
Jul 30
CHS4:10 pmCharleston
8h 05m
1 stop
SJU12:15 amSan Juan Luis Munoz Marin Intl
Aug 3
SJU6:00 amSan Juan Luis Munoz Marin Intl
9h 35m
2 stops
CHS3:35 pmCharleston
$364
Southwest
Jun 6
CHS7:20 amCharleston
11h 45m
1 stop
SJU7:05 pmSan Juan Luis Munoz Marin Intl
Jun 13
SJU5:00 amSan Juan Luis Munoz Marin Intl
10h 25m
1 stop
CHS3:25 pmCharleston
$390

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 May 9, 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

Price

Cheapest round-trip
Quickest round-trip

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Sat 8/22

3:00 pm-10:29 pm

1 stop7h 29m

San Juan Luis Munoz Marin Intl

Sat 8/29

5:49 pm-11:59 pm

1 stop6h 10m

$312

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Wed 8/26

6:15 am-6:24 pm

2 stops12h 09m

San Juan Luis Munoz Marin Intl

Fri 8/28

10:33 am-4:25 pm

1 stop5h 52m

$317

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Thu 8/27

8:20 pm-12:23 am

1 stop28h 03m

San Juan Luis Munoz Marin Intl

Mon 8/31

6:16 pm-8:38 am

1 stop14h 22m

$324

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Tue 9/1

8:12 am-6:24 pm

2 stops10h 12m

San Juan Luis Munoz Marin Intl

Tue 9/8

7:05 am-1:16 pm

1 stop6h 11m

$337

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Wed 8/12

6:45 am-7:00 pm

2 stops12h 15m

San Juan Luis Munoz Marin Intl

Sun 8/16

5:30 am-6:55 pm

1 stop13h 25m

$338

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Thu 8/27

6:45 am-4:34 pm

2 stops9h 49m

San Juan Luis Munoz Marin Intl

Mon 8/31

6:16 pm-8:38 am

1 stop14h 22m

$340

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Fri 7/3

11:04 am-9:59 pm

1 stop10h 55m

San Juan Luis Munoz Marin Intl

Wed 7/8

7:14 pm-10:22 am

1 stop15h 08m

$343

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Fri 8/21

9:44 pm-12:23 am

1 stop26h 39m

San Juan Luis Munoz Marin Intl

Wed 8/26

5:15 pm-1:04 pm

2 stops19h 49m

$345

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Sat 8/22

6:20 pm-12:15 am

1 stop5h 55m

San Juan Luis Munoz Marin Intl

Sat 8/29

10:33 am-9:51 pm

2 stops11h 18m

$346

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Wed 8/26

10:20 am-9:14 pm

2 stops10h 54m

San Juan Luis Munoz Marin Intl

Fri 8/28

1:38 pm-10:54 pm

2 stops9h 16m

$348

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Juan from

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 $393.

How far in advance should I book a flight from Charleston 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 $464 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 $230 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 May 2026, prices for Charleston to San Juan Luis Munoz Marin Intl Airport flights are approximately 51% 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

Fastest flight time

5h 05m

Direct flights

None
The fastest flight from Charleston to San Juan Luis Munoz Marin Intl Airport takes 5h 05m
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

Frequently asked questions about flying from Charleston to San Juan Luis Munoz Marin Intl Airport

  • 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 05m, 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
DeltaPriceFrom $146Free CancellationRating
7.9
8,457 reviews
Search Delta flights
JetBluePriceFrom $195Free CancellationRating
7.1
2,978 reviews
Search JetBlue flights
Spirit AirlinesPriceFrom $216Free CancellationRating
6.3
8,636 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $271Free CancellationRating
7.4
9,696 reviews
Search United Airlines flights
American AirlinesPriceFrom $271Free CancellationRating
7.1
11,668 reviews
Search American Airlines flights
SouthwestPriceFrom $365Free CancellationRating
8.0
4,305 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
Humacao
Caguas
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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