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Luis Munoz Marin Intl

$126+ 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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SJU
Oct 8 — Oct 151
Wed 10/8
Wed 10/15
1 adult, Economy
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Cheapflights Tip: The best prices from Raleigh-Durham to San Juan Luis Munoz Marin Intl are usually found in October or September, booked 77 days in advance, depart on a Monday or Friday and return on a Friday

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 September 8, 2025.

Round-trip from

$214
(Frontier)

One-way from

$126
(Mytrip)

Popular in

December

Cheapest in

October

Average price

$274

Good round-trip deal

$272 or less

Good one-way deal

$148 or less
From Raleigh-Durham to San Juan Luis Munoz Marin Intl
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One-way flight from Raleigh-Durham to San Juan Luis Munoz Marin Intl
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Highest demand for flights based on searches. 3% potential increase in price ($11 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Raleigh-Durham to San Juan Luis Munoz Marin Intl.
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Price to beat on a one-way flight from Raleigh-Durham to San Juan Luis Munoz Marin Intl.
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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 September 8, 2025.

This Frontier deal was found by Cheapflights users on 9/8. 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 10/231:51 pmRDU - SJU
1 stop6h 05mFrontier
Thu 10/309:00 amSJU - RDU
1 stop10h 18mFrontier
Deal found 9/8$214
This Frontier deal was found by Cheapflights users on 9/8. 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.
Sat 9/207:03 pmRDU - SJU
1 stop7h 31mFrontier
Thu 9/259:26 pmSJU - RDU
2 stops20h 12mFrontier
Deal found 9/8$216
This Frontier deal was found by Cheapflights users on 9/8. 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.
Fri 10/241:51 pmRDU - SJU
1 stop6h 05mFrontier
Sat 11/15:51 pmSJU - RDU
2 stops25h 11mFrontier
Deal found 9/8$217
This Frontier deal was found by Cheapflights users on 9/8. 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.
Fri 10/241:51 pmRDU - SJU
1 stop6h 05mFrontier
Tue 11/49:00 amSJU - RDU
1 stop11h 18mFrontier
Deal found 9/8$222
This Frontier deal was found by Cheapflights users on 9/6. 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.
Wed 10/86:30 amRDU - SJU
1 stop5h 45mFrontier
Fri 10/101:59 amSJU - RDU
2 stops16h 39mFrontier
Deal found 9/6$224
This Trip.com deal was found by Cheapflights users on 9/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/244:20 pmRDU - SJU
Nonstop3h 30mJetBlue
Sat 11/19:25 amSJU - RDU
Nonstop3h 40mJetBlue
Deal found 9/7$226
This Trip.com deal was found by Cheapflights users on 9/7. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/312:00 pmRDU - SJU
Nonstop3h 23mJetBlue
Sun 11/210:42 amSJU - RDU
Nonstop3h 40mJetBlue
Deal found 9/7$228
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 9/293:40 pmRDU - SJU
1 stop10h 18mMultiple Airlines
Sat 10/44:51 pmSJU - RDU
1 stop15h 23mMultiple Airlines
Deal found 9/8$234
This Kiwi.com deal was found by Cheapflights users on 9/7. 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 9/219:23 amRDU - SJU
1 stop25h 41mMultiple Airlines
Mon 9/224:51 pmSJU - RDU
1 stop26h 13mMultiple Airlines
Deal found 9/7$236
This Frontier deal was found by Cheapflights users on 9/7. 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.
Fri 10/311:52 amRDU - SJU
2 stops11h 31mFrontier
Sat 10/48:00 amSJU - RDU
1 stop9h 11mFrontier
Deal found 9/7$239

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 September 8, 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

Sat 9/27

4:22 pm-11:57 pm

1 stop7h 35m

San Juan Luis Munoz Marin Intl

Fri 10/3

1:05 am-8:34 am

1 stop7h 29m

$261

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Sun 9/28

3:30 pm-6:57 pm

Nonstop3h 27m

San Juan Luis Munoz Marin Intl

Thu 10/2

4:32 pm-10:12 pm

1 stop5h 40m

$264

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Mon 10/27

2:00 pm-5:23 pm

Nonstop3h 23m

San Juan Luis Munoz Marin Intl

Sun 11/2

10:42 am-1:22 pm

Nonstop3h 40m

$267

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Mon 10/27

2:00 pm-5:23 pm

Nonstop3h 23m

San Juan Luis Munoz Marin Intl

Sat 11/1

9:25 am-1:05 pm

Nonstop3h 40m

$267

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Mon 9/29

3:30 pm-6:57 pm

Nonstop3h 27m

San Juan Luis Munoz Marin Intl

Fri 10/3

4:32 pm-10:12 pm

1 stop5h 40m

$273

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Tue 10/21

7:15 am-1:52 pm

1 stop6h 37m

San Juan Luis Munoz Marin Intl

Sat 11/1

9:25 am-1:05 pm

Nonstop3h 40m

$279

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Sat 12/20

10:20 am-2:40 pm

Nonstop3h 20m

San Juan Luis Munoz Marin Intl

Mon 12/29

6:50 am-9:34 am

Nonstop3h 44m

$282

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Thu 12/18

10:20 am-2:40 pm

Nonstop3h 20m

San Juan Luis Munoz Marin Intl

Tue 12/23

6:50 am-9:34 am

Nonstop3h 44m

$282

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Wed 11/5

5:55 pm-12:35 am

1 stop5h 40m

San Juan Luis Munoz Marin Intl

Wed 11/12

6:40 am-3:55 pm

1 stop10h 15m

$291

RaleighSan Juan

RDU - SJU

RDUSJU

Raleigh-Durham

Tue 10/21

11:11 am-9:24 pm

1 stop10h 13m

San Juan Luis Munoz Marin Intl

Sun 11/2

10:42 am-1:22 pm

Nonstop3h 40m

$293

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 20 results
1
2

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

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 August 29, 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 77 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, September is the cheapest month in which you can book a flight from Raleigh to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Raleigh to San Juan Luis Munoz Marin Intl Airport 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 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 September 8, 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 31% 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 September 7, 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 mornings 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?

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 September 8, 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.
Southwest
8.0
Very good
4,244 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

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
Southwest
8.0
Very good
4,244 reviews
Southwest
8.0
Very good
4,244 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

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
Delta
8.0
Very good
7,966 reviews
Southwest
8.0
Very good
4,244 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

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
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,244 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

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
JetBlue
7.2
Good
2,914 reviews
Southwest
8.0
Very good
4,244 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

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
Frontier
5.8
Fair
3,187 reviews
Southwest
8.0
Very good
4,244 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Crew

8.6

Comfort

8.0

Overall

8.0

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 United Airlines can get you from Raleigh to San Juan Luis Munoz Marin Intl Airport in just under 3h 30m. Your travel time can differ by up to 3h 04m. There are 1435 mi between Raleigh and San Juan Luis Munoz Marin Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $99 and $184, respectively. Spirit Airlines is priced at 75% lower than the current average price of a flight leaving 3 months from now.

  • 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 $248, our data shows the cheapest flight currently is $128. When looking at the most popular route, (Raleigh-Durham - San Juan Luis Munoz Marin Intl), you can expect to pay $211 for that flight.

  • Where are the most common layover locations when flying from Raleigh to San Juan Luis Munoz Marin Intl Airport?

    Of the flights from Raleigh to San Juan Luis Munoz Marin Intl Airport that have layovers, most of them stop in Orlando.

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

    Walt Disney World Resort, Universal Orlando Resort, and International Drive are currently the most popular points of interest in Orlando at the moment. Walt Disney World Resort, Universal Orlando Resort, and International Drive can be accessed by traveling approximately 16.2 mi, 10.2 mi, and 9.9 mi, respectively from Orlando. Travelers can book a car rental at Orlando for about $32 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Raleigh to San Juan Luis Munoz Marin Intl Airport flights?

    Raleigh to San Juan Luis Munoz Marin Intl Airport flights have a layover in Charlotte least often.

  • 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, September is the cheapest month in which you can book a flight from Raleigh to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Raleigh to San Juan Luis Munoz Marin Intl Airport 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.

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 September 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$78Average$236FlexibilityNo cancel feeOn-time65%
FrontierCheapest$99Average$250FlexibilityNo cancel feeOn-time62%
DeltaCheapest$184Average$354FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$195Average$367FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$220Average$395FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$272Average$420FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$281Average$444FlexibilityNo cancel feeOn-time63%

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