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San Juan

$106+ Cheap flights from Charlotte (CLT) to San Juan

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
CLT — SJU
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Charlotte Douglas to San Juan are usually found in September or October, booked 16 days in advance, depart on a Tuesday or Thursday and return on a Thursday

Cheap flight deals from Charlotte to San Juan

Discover tips and strategies to find the most affordable flight options for your journey from Charlotte (CLT) to San Juan (PR1). 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 July 29, 2025.

Round-trip from

$231
(Cheapflightsfares)

One-way from

$106
(Frontier)

Popular in

March

Cheapest in

September

Average price

$350
From Charlotte Douglas to San Juan
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One-way flight from Charlotte Douglas to San Juan
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Highest demand for flights based on searches. 9% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Charlotte to San Juan

Cheapest flights from Charlotte to San Juan
Explore the most affordable flight options available from Charlotte to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/124:07 pmCLT - SJU
Nonstop3h 55mFrontier
Thu 8/143:27 pmSJU - CLT
Nonstop3h 57mFrontier
Deal found 7/27$231
This SmartFares deal was found by Cheapflights users on 7/28. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2710:46 amCLT - SJU
1 stop24h 18mSpirit Airlines
Mon 9/291:59 amSJU - CLT
2 stops31h 23mSpirit Airlines
Deal found 7/28$232
This FlightHub deal was found by Cheapflights users on 7/27. 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.
Thu 7/318:19 pmCLT - SJU
Nonstop3h 51mMultiple Airlines
Thu 8/710:14 pmSJU - CLT
1 stop10h 12mMultiple Airlines
Deal found 7/27$256

Cheapflights Fare Finder

 
Customize your flight search to find flights from Charlotte to San Juan 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 July 29, 2025.
Use the filters below to find and compare flights from Charlotte to San Juan that are best for you.

Fly from

Charlotte

Fly to

San Juan

Route

Depart

Return

Price

CharlotteSan Juan

CLT - SJU

CLTSJU

Charlotte Douglas

Tue 8/12

4:07 pm-8:02 pm

Nonstop3h 55m

San Juan Luis Munoz Marin Intl

Thu 8/14

3:27 pm-7:24 pm

Nonstop3h 57m

$231

CharlotteSan Juan

CLT - SJU

CLTSJU

Charlotte Douglas

Sat 9/27

10:46 am-11:04 am

1 stop24h 18m

San Juan Luis Munoz Marin Intl

Mon 9/29

1:59 am-9:22 am

2 stops31h 23m

$232

CharlotteSan Juan

CLT - SJU

CLTSJU

Charlotte Douglas

Thu 8/7

8:19 pm-12:10 am

Nonstop3h 51m

San Juan Luis Munoz Marin Intl

Thu 8/14

8:00 pm-12:38 pm

1 stop16h 38m

$260

CharlotteSan Juan

CLT - SJU

CLTSJU

Charlotte Douglas

Tue 8/12

4:07 pm-8:02 pm

Nonstop3h 55m

$106

CharlotteSan Juan

CLT - SJU

CLTSJU

Charlotte Douglas

Tue 8/19

3:10 pm-11:57 pm

1 stop8h 47m

$109

CharlotteSan Juan

CLT - SJU

CLTSJU

Charlotte Douglas

Mon 8/25

7:00 am-3:31 pm

1 stop8h 31m

$146

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Charlotte to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Charlotte 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 Charlotte to San Juan

How far ahead should I book a flight from Charlotte to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Charlotte to San Juan. Price data was last updated on July 25, 2025.

Booking 16 days in advance of your planned departure date is, on average, the best time to get cheap flights from Charlotte to San Juan. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Charlotte to San Juan?

Currently, September is the cheapest month in which you can book a flight from Charlotte to San Juan (average of $254). Flying from Charlotte to San Juan in June is currently the most expensive (average of $339). 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 CLT to SJU?

Find hourly flight availability from Charlotte to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

One of the essential ways to save on airfare from Charlotte to San Juan is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 36% on airfare.

What is the cheapest day to fly from Charlotte to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Charlotte to San Juan. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Charlotte to San Juan flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown Spirit Airlines and Frontier from Charlotte to San Juan. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Spirit Airlines
6.3
Okay
8,040 reviews

Comfort

5.9

Entertainment

5.0

Boarding

6.6

Food

5.1

Crew

7.0

Overall

6.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

LAS - DTW

Was the most uncomfortable seat I have ever sat in on an airplane
Spirit Airlines
6.3
Okay
8,040 reviews
Spirit Airlines
6.3
Okay
8,040 reviews

Comfort

5.9

Entertainment

5.0

Boarding

6.6

Food

5.1

Crew

7.0

Overall

6.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

LAS - DTW

Was the most uncomfortable seat I have ever sat in on an airplane
Frontier
5.9
Fair
3,238 reviews
Spirit Airlines
6.3
Okay
8,040 reviews

Comfort

5.9

Entertainment

5.0

Boarding

6.6

Food

5.1

Crew

7.0

Overall

6.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

LAS - DTW

Was the most uncomfortable seat I have ever sat in on an airplane

Related info for your journey

Find useful and relevant information for your journey from Charlotte to San Juan. 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 Charlotte to San Juan?

    Charlotte Douglas (CLT), located 5.7 mi from the city center, is the airport you fly out of when you book flights from Charlotte to San Juan. 6 airlines have flights from Douglas to San Juan on a regular basis. Booking flights from Charlotte Douglas to San Juan should not be difficult; the airport handles an average of 0 outbound flights to San Juan per day.

  • What are the cheapest airlines flying from Charlotte to San Juan round-trip?

    Frontier, at $231, was found to be the cheapest airline from Charlotte to San Juan. An alternate airline flying to your destination would be Spirit Airlines. Frontier is currently priced 39% below the average price you’ll pay for this route.

  • What are the cheapest flights from Charlotte to San Juan?

    Looking at all options, your cheapest flight can be booked for $129. While the most popular route (Charlotte Douglas - San Juan Luis Munoz Marin Intl) can be booked for $191 on average our data indicates $658 when flying from Charlotte to San Juan.

  • Where are the most common layover locations when flying from Charlotte to San Juan?

    The most popular layover on flights from Charlotte to San Juan is Miami.

  • What are some popular things to do or see while on a layover in Miami?

    Wynwood Art District, Bayfront Park, and Bayside Marketplace are the most popular attractions in Miami if you're in need of something to do during your layover. Wynwood Art District, Bayfront Park, and Bayside Marketplace can be accessed by traveling approximately 5.5 mi, 6.4 mi, and 6.4 mi, respectively from Miami. Travelers in need of a car in Miami can rent one for about $25 per day.

  • Where are the least popular layover locations for Charlotte to San Juan flights?

    Of the flights from Charlotte to San Juan that have layovers, the fewest flights stop in Orlando.

  • Can I find deals for flights from Charlotte to San Juan that include hotel bookings?

    Yes. In addition to deals on Charlotte to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Charlotte to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Charlotte to San Juan.

  • Can I find deals for business class flights from Charlotte to San Juan?

    Yes. Cheapflights offers flight deals from Charlotte to San Juan 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 Charlotte to San Juan?

    Currently, September is the cheapest month in which you can book a flight from Charlotte to San Juan (average of $254). Flying from Charlotte to San Juan in June is currently the most expensive (average of $339). 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.

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Alternative routes for Charlotte to San Juan

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Charlotte to San Juan

Discover the top 6 airlines that operate flights from Charlotte to San Juan. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$115Average$280FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$165Average$281FlexibilityNo cancel feeOn-time65%
DeltaCheapest$276Average$387FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$290Average$494FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$304Average$476FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$385Average$499FlexibilityNo cancel feeOn-time63%

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