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Cheap flights from Charleston to Puerto Rico from $106

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 Puerto Rico departing on 10/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Multiple Airlines Logo
7:55 pm - 3:03 amCHS-SJU
31h 08m1 stop
Multiple Airlines Logo
5:51 pm - 6:41 pmSJU-CHS
24h 50m1 stop
$146Multiple Airlines
Find Deal
Tue, Oct 28 - Fri, Oct 31
Multiple Airlines Logo
2:59 pm - 5:54 pmCHS-SJU
26h 55m2 stops
Multiple Airlines Logo
5:51 pm - 6:41 pmSJU-CHS
24h 50m1 stop
$202Multiple Airlines
Find Deal
Tue, Oct 28 - Fri, Oct 31
JetBlue Logo
9:46 am - 6:13 pmCHS-SJU
7h 27m1 stop
JetBlue Logo
10:00 am - 7:39 pmSJU-CHS
10h 39m1 stop
$249JetBlue
Find Deal
Fri, Dec 12 - Mon, Dec 15
JetBlue Logo
11:35 am - 8:02 pmCHS-SJU
7h 27m1 stop
JetBlue Logo
6:00 am - 10:45 amSJU-CHS
5h 45m1 stop
$256JetBlue
Find Deal
Thu, Feb 5 - Mon, Feb 9
Multiple Airlines Logo
2:59 pm - 1:54 amCHS-SJU
10h 55m1 stop
Multiple Airlines Logo
6:17 pm - 5:06 pmSJU-CHS
23h 49m1 stop
$258Multiple Airlines
Find Deal
Thu, Oct 30 - Mon, Nov 3
American Airlines Logo
6:09 am - 10:09 pmCHS-SJU
15h 00m1 stop
American Airlines Logo
12:30 pm - 7:28 pmSJU-CHS
7h 58m1 stop
$271American Airlines
Find Deal
Mon, Dec 8 - Thu, Dec 18
Spirit Airlines Logo
6:50 am - 8:27 pmCHS-SJU
12h 37m1 stop
Spirit Airlines Logo
11:55 am - 10:05 pmSJU-CHS
11h 10m1 stop
$320Spirit Airlines
Find Deal
Sat, Nov 22 - Thu, Nov 27
American Airlines Logo
9:25 am - 5:52 pmCHS-SJU
7h 27m1 stop
American Airlines Logo
10:03 pm - 8:47 amSJU-CHS
11h 44m1 stop
$333American Airlines
Find Deal
Tue, Dec 16 - Fri, Dec 19
Spirit Airlines Logo
5:40 pm - 4:23 pmCHS-SJU
21h 43m3 stops
Spirit Airlines Logo
2:21 pm - 8:34 amSJU-CHS
19h 13m2 stops
$347Spirit Airlines
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Fri, Jan 23 - Sun, Feb 1
United Airlines Logo
6:00 am - 4:13 pmCHS-CPX
10h 13m2 stops
United Airlines Logo
10:30 am - 11:24 pmCPX-CHS
12h 54m2 stops
$4,667United Airlines
Find Deal
Tue, Mar 10 - Wed, Mar 11

Spirit Airlines flights from Charleston to Puerto Rico

Our best Spirit Airlines deals on Charleston to Puerto Rico flight tickets
Spirit Airlines
Nov 22
CHS6:50 amCharleston
12h 37m
1 stop
SJU8:27 pmSan Juan Luis Munoz Marin Intl
Nov 27
SJU11:55 amSan Juan Luis Munoz Marin Intl
11h 10m
1 stop
CHS10:05 pmCharleston
$320
Find similar
Spirit Airlines
Jan 23
CHS5:40 pmCharleston
21h 43m
3 stops
SJU4:23 pmSan Juan Luis Munoz Marin Intl
Feb 1
SJU2:21 pmSan Juan Luis Munoz Marin Intl
19h 13m
2 stops
CHS8:34 amCharleston
$347
Find similar
Spirit Airlines
Oct 23
CHS10:11 amCharleston
14h 25m
2 stops
SJU12:36 amSan Juan Luis Munoz Marin Intl
Oct 29
SJU2:49 amSan Juan Luis Munoz Marin Intl
13h 24m
2 stops
CHS4:13 pmCharleston
$407
Find similar

Frontier flights from Charleston to Puerto Rico

Our best Frontier deals on Charleston to Puerto Rico flight tickets
Frontier
Oct 26
CHS3:25 pmCharleston
9h 17m
1 stop
SJU12:42 amSan Juan Luis Munoz Marin Intl
Nov 3
SJU12:11 pmSan Juan Luis Munoz Marin Intl
7h 41m
1 stop
CHS6:52 pmCharleston
$344
Find similar
Frontier
Oct 17
CHS8:53 amCharleston
15h 36m
1 stop
SJU12:29 amSan Juan Luis Munoz Marin Intl
Oct 19
SJU2:12 amSan Juan Luis Munoz Marin Intl
12h 18m
1 stop
CHS2:30 pmCharleston
$384
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Charleston to Puerto Rico 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 16, 2025.
Use the filters below to find and compare flights from Charleston to Puerto Rico that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Tue 10/28

7:55 pm-3:03 am

1 stop31h 08m

San Juan Luis Munoz Marin Intl

Fri 10/31

5:51 pm-6:41 pm

1 stop24h 50m

$146

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Tue 10/28

2:59 pm-5:54 pm

2 stops26h 55m

San Juan Luis Munoz Marin Intl

Fri 10/31

5:51 pm-6:41 pm

1 stop24h 50m

$202

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Fri 12/12

9:46 am-6:13 pm

1 stop7h 27m

San Juan Luis Munoz Marin Intl

Mon 12/15

10:00 am-7:39 pm

1 stop10h 39m

$249

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Thu 2/5

11:35 am-8:02 pm

1 stop7h 27m

San Juan Luis Munoz Marin Intl

Mon 2/9

6:00 am-10:45 am

1 stop5h 45m

$256

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Thu 10/30

2:59 pm-1:54 am

1 stop10h 55m

San Juan Luis Munoz Marin Intl

Mon 11/3

6:17 pm-5:06 pm

1 stop23h 49m

$258

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Mon 12/8

6:09 am-10:09 pm

1 stop15h 00m

San Juan Luis Munoz Marin Intl

Thu 12/18

12:30 pm-7:28 pm

1 stop7h 58m

$271

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Sat 11/22

6:50 am-8:27 pm

1 stop12h 37m

San Juan Luis Munoz Marin Intl

Thu 11/27

11:55 am-10:05 pm

1 stop11h 10m

$320

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Tue 12/16

9:25 am-5:52 pm

1 stop7h 27m

San Juan Luis Munoz Marin Intl

Fri 12/19

10:03 pm-8:47 am

1 stop11h 44m

$333

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Fri 1/23

5:40 pm-4:23 pm

3 stops21h 43m

San Juan Luis Munoz Marin Intl

Sun 2/1

2:21 pm-8:34 am

2 stops19h 13m

$347

CharlestonCulebra

CHS - CPX

CHSCPX

Charleston

Tue 3/10

6:00 am-4:13 pm

2 stops10h 13m

Culebra

Wed 3/11

10:30 am-11:24 pm

2 stops12h 54m

$4,667

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 Puerto Rico from

How to get the cheapest flight ticket from Charleston to Puerto Rico

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 Puerto Rico?

If you don’t want to visit Puerto Rico in January, then you should wait until October to fly from Charleston, when ticket prices are also cheap, with an average price of $371.

What is the cheapest day to depart on your flight to Puerto Rico?

On average, the least expensive day to fly to Puerto Rico 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. The most expensive day to fly to Puerto Rico is Thursday, with ticket prices averaging around $484.

What is the cheapest time of day to depart on your flight to Puerto Rico?

Our most recent data shows that the best time of day to fly to Puerto Rico is in the evening. Flights from Charleston to Puerto Rico during this time can be as low as $321. In contrast, the most expensive time of day to depart to Puerto Rico is in the afternoon when prices are around $455.

How far in advance should I book a flight to Puerto Rico?

You are more likely to see cheaper flights to Puerto Rico from Charleston when booking weeks ahead of your departure date. In general, you can expect to find flights to Puerto Rico for around $451 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Puerto Rico from Charleston for as low as $270 on momondo.

Can stopping save me money on Charleston to Puerto Rico flights?

You could potentially save up to 27% on your flight if you consider stops on a Charleston to Puerto Rico flight.

Cheap Charleston to Puerto Rico flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Charleston to Puerto Rico

Direct flights

None
There are no direct flights from Charleston to Puerto Rico. There are no popular flight routes from Charleston to Puerto Rico.
Search flight deals

  • When did momondo last update prices for flights from Charleston Airport to Puerto Rico?

    Prices for flights from Charleston Airport to Puerto Rico refresh daily.

  • How many operators does momondo search for flights from Charleston Airport to Puerto Rico?

  • How old do you have to be to fly from Charleston Airport to Puerto Rico?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Charleston Airport to Puerto Rico.

  • What documentation or ID do you need to fly to Puerto Rico?

    The required travel and health documents for your Puerto Rico trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Puerto Rico. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Charleston to Puerto Rico

Compare and see reviews for airlines that fly from Charleston to Puerto Rico with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $129Free CancellationRating
6.3
8,099 reviews
Search Spirit Airlines flights
JetBluePriceFrom $195Free CancellationRating
7.2
2,907 reviews
Search JetBlue flights
DeltaPriceFrom $251Free CancellationRating
7.9
7,980 reviews
Search Delta flights
United AirlinesPriceFrom $271Free CancellationRating
7.4
8,982 reviews
Search United Airlines flights
American AirlinesPriceFrom $282Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
SouthwestPriceFrom $371Free CancellationRating
8.0
4,241 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Charleston to Puerto Rico?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Charleston to Puerto Rico. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Charleston to Puerto Rico with flexible booking policies on momondo?

All flight searches from Charleston to Puerto Rico on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Charleston to Puerto Rico?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Charleston to Puerto Rico.

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

Yes. momondo can track prices for Charleston to Puerto Rico flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Puerto Rico trip

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Find better results for your trip to Puerto Rico

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