Luis Munoz Marin Intl

$125+ Cheap flights from Raleigh (RDU) 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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SJU
Dec 3 — Dec 101
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Find cheap flights from Raleigh to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Raleigh-Durham to San Juan Luis Munoz Marin Intl are usually found in February or October, booked 67 days in advance, depart on a Monday or Friday and return on a Sunday

Find flight deals from Raleigh to Luis Munoz Marin Intl

Cheapest flights from Raleigh to Luis Munoz Marin Intl
Explore the most affordable flight options available from Raleigh to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/83:21 pmRDU - SJU
2 stops31h 04mMultiple Airlines
Sun 12/212:55 pmSJU - RDU
Nonstop3h 57mMultiple Airlines
Deal found 11/1$221
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/113:21 pmRDU - SJU
1 stop18h 11mFrontier
Sun 12/1412:00 pmSJU - RDU
Nonstop3h 52mFrontier
Deal found 11/3$223
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/83:21 pmRDU - SJU
2 stops31h 04mMultiple Airlines
Sun 12/1412:00 pmSJU - RDU
Nonstop3h 52mMultiple Airlines
Deal found 11/2$225
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/73:47 pmRDU - SJU
Nonstop3h 21mFrontier
Sun 12/219:49 amSJU - RDU
1 stop8h 30mFrontier
Deal found 11/2$227
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/113:47 pmRDU - SJU
Nonstop3h 21mMultiple Airlines
Fri 12/196:00 amSJU - RDU
1 stop11h 55mMultiple Airlines
Deal found 11/2$229
This CheapOair deal was found by Cheapflights users on 11/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/288:04 pmRDU - SJU
Nonstop3h 23mFrontier
Tue 12/23:55 amSJU - RDU
1 stop13h 49mFrontier
Deal found 11/3$231
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/172:14 pmRDU - SJU
1 stop12h 19mMultiple Airlines
Fri 11/215:19 pmSJU - RDU
1 stop27h 25mMultiple Airlines
Deal found 11/3$233
This Kiwi.com deal was found by Cheapflights users on 11/2. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/43:21 pmRDU - SJU
1 stop18h 11mMultiple Airlines
Wed 12/105:00 pmSJU - RDU
2 stops20h 03mMultiple Airlines
Deal found 11/2$234
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/38:15 amRDU - SJU
2 stops24h 22mMultiple Airlines
Mon 12/226:00 amSJU - RDU
1 stop11h 55mMultiple Airlines
Deal found 11/3$235

Cheap flight deals from Raleigh to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) 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 November 3, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$221
(Kiwi.com)

One-way from

$125
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$326

Good round-trip deal

$283 or less

Good one-way deal

$162 or less
Provider with most accurate pricing for Raleigh-Durham-San Juan Luis Munoz Marin Intl flight deals.
Provider most trusted by Cheapflights users for Raleigh-Durham-San Juan Luis Munoz Marin Intl flights.
From Raleigh-Durham to San Juan Luis Munoz Marin Intl
One-way flight from Raleigh-Durham to San Juan Luis Munoz Marin Intl
Highest demand for flights based on searches. 4% potential increase in price ($14 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in November 2025
Price to beat on a round-trip flight from Raleigh-Durham to San Juan Luis Munoz Marin Intl.
Price to beat on a one-way flight from Raleigh-Durham to San Juan Luis Munoz Marin Intl.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh 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 November 3, 2025.
Use the filters below to find and compare flights from Raleigh to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Raleigh

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Mon 3/16

11:27 am-2:45 pm

Nonstop3h 18m

San Juan Luis Munoz Marin Intl

Thu 3/19

7:00 am-10:42 am

Nonstop3h 42m

$282

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Tue 1/20

11:20 am-3:47 pm

Nonstop3h 27m

San Juan Luis Munoz Marin Intl

Fri 2/13

7:56 am-10:40 am

Nonstop3h 44m

$282

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Tue 1/27

11:20 am-3:47 pm

Nonstop3h 27m

San Juan Luis Munoz Marin Intl

Sat 1/31

7:45 am-10:30 am

Nonstop3h 45m

$282

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Sat 1/10

11:05 am-3:22 pm

Nonstop3h 17m

San Juan Luis Munoz Marin Intl

Fri 1/16

2:15 pm-7:49 pm

1 stop6h 34m

$287

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Wed 1/21

5:15 am-1:05 pm

1 stop6h 50m

San Juan Luis Munoz Marin Intl

Sat 1/24

4:35 pm-7:18 pm

Nonstop3h 43m

$287

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Tue 3/3

10:00 am-9:00 pm

1 stop10h 00m

San Juan Luis Munoz Marin Intl

Fri 3/6

2:05 am-9:16 am

1 stop8h 11m

$291

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Mon 12/8

2:20 pm-6:43 pm

Nonstop3h 23m

San Juan Luis Munoz Marin Intl

Wed 12/17

4:55 pm-10:17 pm

1 stop6h 22m

$294

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Thu 3/26

11:27 am-2:45 pm

Nonstop3h 18m

San Juan Luis Munoz Marin Intl

Tue 3/31

5:45 am-9:27 am

Nonstop3h 42m

$322

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Fri 5/1

7:20 pm-10:59 pm

Nonstop3h 39m

San Juan Luis Munoz Marin Intl

Mon 5/4

6:00 am-3:24 pm

1 stop9h 24m

$323

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Tue 3/17

12:45 pm-10:47 pm

1 stop10h 02m

San Juan Luis Munoz Marin Intl

Thu 3/19

12:59 am-7:46 am

1 stop6h 47m

$324

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 21 results
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Compare providers for flights from Raleigh 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 Raleigh to Luis Munoz Marin Intl in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*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 Raleigh-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Raleigh-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Raleigh-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 Raleigh-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust CheapOair the most. CheapOair 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 Raleigh-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 Raleigh to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Raleigh 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 Raleigh to San Juan Luis Munoz Marin Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Raleigh to Luis Munoz Marin Intl. Price data was last updated on October 31, 2025.

To ensure you get the cheapest price possible for a flight from Raleigh to San Juan Luis Munoz Marin Intl Airport, you should look to book at least 67 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, February is the cheapest month in which you can book a flight from Raleigh to San Juan Luis Munoz Marin Intl Airport (average of $97). Flying from Raleigh to San Juan Luis Munoz Marin Intl Airport in September is currently the most expensive (average of $190). 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 RDU to SJU?

Find hourly flight availability from Raleigh 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 November 3, 2025.

It’s optimal to fly from Raleigh to San Juan Luis Munoz Marin Intl Airport in the evening. By choosing this option you can save up to 23% on the cost of your flight, compared to a flight in the morning.

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

Use this chart to determine the cheapest time to fly round-trip from Raleigh to Luis Munoz Marin Intl. Price data was last updated on November 2, 2025.

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

How much does it cost to fly round-trip from Raleigh to San Juan Luis Munoz Marin Intl Airport?

The best insider tips for Raleigh to San Juan Luis Munoz Marin Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Raleigh to San Juan Luis Munoz Marin Intl Airport trip
Airports
RDU

RDU offers free Wi-Fi throughout the terminals. Connect to the 'RDU Free WiFi' network for seamless browsing before your flight.

Read more about RDUby John Walton
SJU

For a quick ride from SJU, Uber is available outside arrivals. It's often cheaper than taxis and handles payments through the app.

Read more about SJUby Brandon Schultz
Our travel experts
John Walton

John Walton

Expert on RDU

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Brandon Schultz

Brandon Schultz

Expert on SJU

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

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 November 3, 2025.
See what other customers who have flown with Southwest, Delta, and American Airlines from Raleigh to San Juan Luis Munoz Marin Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Boarding

8.1

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Boarding

8.1

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Boarding

8.1

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Boarding

8.1

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Boarding

8.1

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Raleigh 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 Raleigh to San Juan Luis Munoz Marin Intl?

    If you book a flight to San Juan Luis Munoz Marin Intl from Raleigh, you will be flying from Raleigh-Durham, which is the city’s only airport. Raleigh-Durham (RDU) is located 11.1 mi from the center of Raleigh. There are 0 flights from Raleigh-Durham to San Juan Luis Munoz Marin Intl per day from 7 different airlines.

  • How long is the flight from Raleigh to San Juan Luis Munoz Marin Intl Airport?

    JetBlue and Delta can get you from Raleigh to San Juan Luis Munoz Marin Intl Airport in just under 3h 17m. Your travel time will be generally consistent. There are 1435 mi between Raleigh and San Juan Luis Munoz Marin Intl Airport. Generally, flights for this route are nonstop.

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

    Currently priced at $78, Spirit Airlines will fly you from Raleigh to San Juan Luis Munoz Marin Intl Airport and back. In addition to Spirit Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Frontier and Delta - these airlines can fly you to your destination from $109 and $161, respectively. Spirit Airlines is priced at 76% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $133 on Frontier. Other airlines that offer cheap prices include United Airlines from $146 and Southwest from $146 one-way.

  • What are the cheapest flights from Raleigh to San Juan Luis Munoz Marin Intl Airport?

    While on average a flight from Raleigh to San Juan Luis Munoz Marin Intl Airport is generally $275, our data shows the cheapest flight currently is $139. When looking at the most popular route, (Raleigh-Durham - San Juan Luis Munoz Marin Intl), you can expect to pay $203 for that flight.

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

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

  • How can I find direct flights from Raleigh 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 Raleigh to Luis Munoz Marin Intl.

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

    Yes. Cheapflights offers flight deals from Raleigh 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 Raleigh to San Juan Luis Munoz Marin Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Raleigh to San Juan Luis Munoz Marin Intl Airport (average of $97). Flying from Raleigh to San Juan Luis Munoz Marin Intl Airport in September is currently the most expensive (average of $190). 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 San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Dorado
Fajardo
Rio Grande
Luquillo
Humacao

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Top 7 airlines flying from Raleigh to Luis Munoz Marin Intl

Discover the top 7 airlines that operate flights from Raleigh 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$78Average$246FlexibilityNo cancel feeOn-time65%
FrontierCheapest$109Average$264FlexibilityNo cancel feeOn-time62%
DeltaCheapest$161Average$348FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$211Average$370FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$220Average$355FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$272Average$412FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$281Average$435FlexibilityNo cancel feeOn-time63%

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