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Luis Munoz Marin Intl

$99+ 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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
CHS — SJU
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheapflights Tip: The best prices from Charleston to San Juan Luis Munoz Marin Intl are usually found in September or October, booked 24 days in advance, depart on a Tuesday or Friday and return on a Monday

Cheap 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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$195
(Mytrip)

One-way from

$99
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$410
Provider with most accurate pricing for Charleston-San Juan Luis Munoz Marin Intl flight deals.
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Provider most trusted by Cheapflights users for Charleston-San Juan Luis Munoz Marin Intl flights.
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From Charleston to San Juan Luis Munoz Marin Intl
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One-way flight from Charleston to San Juan Luis Munoz Marin Intl
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Highest demand for flights based on searches. 15% potential increase in price ($76 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Charleston to Luis Munoz Marin Intl

Cheapest flights from Charleston to Luis Munoz Marin Intl
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 March 28, 2025.

This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2110:32 amCHS - SJU
2 stops33h 08mSpirit Airlines
Thu 4/246:38 pmSJU - CHS
1 stop14h 58mSpirit Airlines
Deal found 3/27$195
This American Airlines deal was found by Cheapflights users on 3/27. 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 9/245:35 amCHS - SJU
2 stops10h 45mAmerican Airlines
Tue 9/308:30 amSJU - CHS
1 stop10h 50mAmerican Airlines
Deal found 3/27$241
This Frontier deal was found by Cheapflights users on 3/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/310:42 amCHS - SJU
1 stop13h 12mFrontier
Sun 4/612:59 amSJU - CHS
1 stop13h 40mFrontier
Deal found 3/27$296
This JetBlue deal was found by Cheapflights users on 3/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2411:35 amCHS - SJU
1 stop9h 43mJetBlue
Mon 9/293:15 amSJU - CHS
1 stop7h 25mJetBlue
Deal found 3/27$314
This FlightHub deal was found by Cheapflights users on 3/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/309:05 amCHS - SJU
1 stop14h 49mMultiple Airlines
Fri 6/68:12 pmSJU - CHS
1 stop12h 26mMultiple Airlines
Deal found 3/27$329
This Southwest deal was found by Cheapflights users on 3/27. 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 6/1111:55 amCHS - SJU
2 stops9h 20mSouthwest
Mon 6/1610:50 amSJU - CHS
1 stop11h 35mSouthwest
Deal found 3/27$447
This United Airlines deal was found by Cheapflights users on 3/27. 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.
Mon 5/126:30 amCHS - SJU
1 stop8h 14mUnited Airlines
Sun 5/181:05 amSJU - CHS
1 stop7h 46mUnited Airlines
Deal found 3/27$448
This Delta deal was found by Cheapflights users on 3/27. 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.
Sun 6/155:15 amCHS - SJU
1 stop6h 30mDelta
Fri 6/2012:55 pmSJU - CHS
1 stop10h 02mDelta
Deal found 3/27$495

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 2,558,603 searches. Data last updated March 28, 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

Charleston

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Mon 4/21

10:32 am-7:40 pm

2 stops33h 08m

San Juan Luis Munoz Marin Intl

Thu 4/24

6:38 pm-9:36 am

1 stop14h 58m

$195

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Sat 4/26

6:00 am-4:30 pm

1 stop10h 30m

San Juan Luis Munoz Marin Intl

Sat 5/3

6:20 am-3:50 pm

1 stop9h 30m

$241

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Wed 5/7

10:32 am-4:36 pm

1 stop6h 04m

San Juan Luis Munoz Marin Intl

Wed 5/14

6:10 am-6:28 pm

1 stop12h 18m

$277

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Thu 4/3

10:42 am-11:54 pm

1 stop13h 12m

San Juan Luis Munoz Marin Intl

Sun 4/6

12:59 am-2:39 pm

1 stop13h 40m

$296

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Fri 5/30

9:05 am-11:54 pm

1 stop14h 49m

San Juan Luis Munoz Marin Intl

Fri 6/6

8:12 pm-8:38 am

1 stop12h 26m

$329

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Sat 5/3

10:33 am-9:27 pm

1 stop10h 54m

San Juan Luis Munoz Marin Intl

Wed 5/7

7:01 am-6:01 pm

1 stop11h 00m

$340

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Mon 5/12

6:30 am-2:44 pm

1 stop8h 14m

San Juan Luis Munoz Marin Intl

Sun 5/18

1:05 am-8:51 am

1 stop7h 46m

$448

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Sun 6/15

5:15 am-11:45 am

1 stop6h 30m

San Juan Luis Munoz Marin Intl

Fri 6/20

12:55 pm-10:57 pm

1 stop10h 02m

$495

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Tue 4/8

11:02 am-4:34 pm

1 stop5h 32m

$99

CharlestonSan Juan

CHS - SJU

CHSSJU

Charleston

Wed 4/23

5:24 pm-1:55 am

1 stop8h 31m

$170

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Showing 1-10 of 12 results
1
2

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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

How far ahead should I book a flight from Charleston to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Charleston to Luis Munoz Marin Intl. Price data was last updated on March 21, 2025.

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 24 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, September is the cheapest month in which you can book a flight from Charleston to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Charleston to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $336). 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.

What is the cheapest time of day to fly from CHS to SJU?

Find hourly flight availability from Charleston to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

A simple way to save on the total cost of your ticket is to fly from Charleston to San Juan Luis Munoz Marin Intl Airport in the evening. If you’re flexible enough to do this you can expect to save up to 30% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Charleston to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Charleston to Luis Munoz Marin Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Charleston to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Friday evenings when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

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 March 28, 2025.
Peruse reviews from past customers who have flown with Southwest, Alaska Airlines and Delta from Charleston to San Juan to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.1
Very good
4,273 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,896 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.3
Good
2,923 reviews
Southwest
8.1
Very good
4,273 reviews

Crew

8.6

Boarding

8.2

Overall

8.1

Food

7.1

Comfort

8.1

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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.

  • What airport do you fly from for flights from Charleston to San Juan Luis Munoz Marin Intl?

    For a flight from Charleston to San Juan Luis Munoz Marin Intl, you will be flying from Charleston. Charleston (CHS) is just 10.2 mi from the center of the city. Charleston is the only Charleston airport and it handles 0 outbound flights to San Juan Luis Munoz Marin Intl per day. 5 airlines have flights to San Juan Luis Munoz Marin Intl from Charleston on a regular basis.

  • What are the cheapest airlines flying from Charleston to San Juan Luis Munoz Marin Intl Airport round-trip?

    Our cheapest airline available from Charleston to San Juan Luis Munoz Marin Intl Airport is Spirit Airlines. Our recent data shows that you can find tickets from as low as $195 on this airline. Additional options worth looking into are Southwest and American Airlines, starting at $241 and $277 round-trip. Users have found that Spirit Airlines is 54% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Charleston to San Juan Luis Munoz Marin Intl Airport one-way?

    The cheapest airlines for a one-way flight from Charleston to San Juan Luis Munoz Marin Intl Airport are Spirit Airlines ($99), JetBlue ($170), and American Airlines ($188).

  • Can I find deals for flights from Charleston to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Charleston to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Charleston to Luis Munoz Marin Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Charleston to Luis Munoz Marin Intl.

  • Can I find deals for business class flights from Charleston to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Charleston to Luis Munoz Marin Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Charleston to San Juan Luis Munoz Marin Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Charleston to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Charleston to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $336). 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.

See more FAQs

Traveling to a place near Charleston?

Book flights to Charleston if you plan to visit one of these locations
Dorado
Fajardo
Luquillo
Humacao
Rio Grande
Bayamón

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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 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$149Average$232FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$231Average$462FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$242Average$381FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$281Average$460FlexibilityNo cancel feeOn-time71%
DeltaCheapest$314Average$460FlexibilityNo cancel feeOn-timeN/A
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