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Luis Munoz Marin Intl

$144+ Cheap flights from New Windsor (SWF) 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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
SWF — SJU
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from Stewart to Luis Munoz Marin Intl

Cheapest flights from Stewart to Luis Munoz Marin Intl
Explore the most affordable flight options available from Stewart to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/20. 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 1/267:33 pm
SWF
-
SJU
1 stop13h 14m
Multiple Airlines
Fri 1/308:00 am
SJU
-
SWF
1 stop11h 43m
Multiple Airlines
Deal found 1/20$288
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 3/239:47 am
SWF
-
SJU
1 stop12h 16m
Multiple Airlines
Wed 3/256:30 am
SJU
-
SWF
1 stop28h 38m
Multiple Airlines
Deal found 1/19$304
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 3/239:47 am
SWF
-
SJU
1 stop12h 16m
Multiple Airlines
Fri 3/273:19 pm
SJU
-
SWF
1 stop19h 19m
Multiple Airlines
Deal found 1/19$324
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
Fri 5/811:40 am
SWF
-
SJU
1 stop21h 07m
Multiple Airlines
Thu 5/147:05 pm
SJU
-
SWF
1 stop15h 45m
Multiple Airlines
Deal found 1/19$332
This Kiwi.com deal was found by Cheapflights users on 1/19. 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.
Fri 5/111:40 am
SWF
-
SJU
1 stop21h 07m
Multiple Airlines
Sat 5/97:05 pm
SJU
-
SWF
1 stop13h 53m
Multiple Airlines
Deal found 1/19$337
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 3/2211:48 am
SWF
-
SJU
1 stop21h 05m
Multiple Airlines
Wed 3/256:30 am
SJU
-
SWF
1 stop28h 38m
Multiple Airlines
Deal found 1/19$338
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 3/1911:48 am
SWF
-
SJU
1 stop10h 15m
Multiple Airlines
Wed 3/256:30 am
SJU
-
SWF
1 stop28h 38m
Multiple Airlines
Deal found 1/19$349
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 3/1911:48 am
SWF
-
SJU
1 stop10h 15m
Multiple Airlines
Wed 3/251:45 am
SJU
-
SWF
1 stop9h 23m
Multiple Airlines
Deal found 1/19$350
This Kiwi.com deal was found by Cheapflights users on 1/20. 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 2/811:48 am
SWF
-
SJU
1 stop10h 45m
Multiple Airlines
Fri 2/137:44 pm
SJU
-
SWF
2 stops40h 08m
Multiple Airlines
Deal found 1/20$353
This Kiwi.com deal was found by Cheapflights users on 1/18. 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.
Fri 3/612:11 pm
SWF
-
SJU
2 stops9h 58m
Multiple Airlines
Sat 3/143:22 pm
SJU
-
SWF
1 stop20h 17m
Multiple Airlines
Deal found 1/18$354

Find flight deals from Stewart to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Stewart (SWF) 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 January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$304
(Kiwi.com)

One-way from

$144
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$241
Provider with most accurate pricing for New Windsor Stewart-San Juan Luis Munoz Marin Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for New Windsor Stewart-San Juan Luis Munoz Marin Intl flights.
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From New Windsor Stewart to San Juan Luis Munoz Marin Intl
Search Deals
One-way flight from New Windsor Stewart to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Stewart 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 January 20, 2026.
Use the filters below to find and compare flights from New Windsor to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Stewart

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

New WindsorSan Juan

SWF - SJU

SWFSJU

New Windsor Stewart

Fri 3/6

12:11 pm-11:09 pm

2 stops9h 58m

San Juan Luis Munoz Marin Intl

Sat 3/14

3:22 pm-11:39 am

1 stop20h 17m

$354

New WindsorSan Juan

SWF - SJU

SWFSJU

New Windsor Stewart

Fri 3/20

9:42 am-8:53 am

1 stop23h 11m

San Juan Luis Munoz Marin Intl

Wed 3/25

7:00 am-9:39 am

2 stops26h 39m

$378

New WindsorSan Juan

SWF - SJU

SWFSJU

New Windsor Stewart

Fri 3/6

12:11 pm-10:47 pm

2 stops9h 36m

San Juan Luis Munoz Marin Intl

Sat 3/14

1:45 am-11:08 am

1 stop9h 23m

$477

New WindsorSan Juan

SWF - SJU

SWFSJU

New Windsor Stewart

Sun 2/1

12:13 pm-1:08 am

1 stop11h 55m

San Juan Luis Munoz Marin Intl

Sat 2/7

8:05 pm-11:08 am

1 stop16h 03m

$493

New WindsorSan Juan

SWF - SJU

SWFSJU

New Windsor Stewart

Sun 3/1

11:48 am-2:53 am

1 stop14h 05m

San Juan Luis Munoz Marin Intl

Wed 3/4

8:05 pm-11:08 am

1 stop16h 03m

$499

New WindsorSan Juan

SWF - SJU

SWFSJU

New Windsor Stewart

Sun 3/1

11:48 am-2:53 am

1 stop14h 05m

San Juan Luis Munoz Marin Intl

Wed 3/4

3:53 am-11:08 am

1 stop8h 15m

$499

New WindsorSan Juan

SWF - SJU

SWFSJU

New Windsor Stewart

Thu 2/26

11:48 am-2:53 am

1 stop14h 05m

San Juan Luis Munoz Marin Intl

Wed 3/4

8:05 pm-11:08 am

1 stop16h 03m

$510

New WindsorSan Juan

SWF - SJU

SWFSJU

New Windsor Stewart

Thu 3/5

11:48 am-11:09 pm

1 stop10h 21m

San Juan Luis Munoz Marin Intl

Wed 3/11

7:05 pm-11:08 am

1 stop16h 03m

$515

New WindsorSan Juan

SWF - SJU

SWFSJU

New Windsor Stewart

Sun 3/8

11:48 am-10:09 pm

1 stop10h 21m

San Juan Luis Munoz Marin Intl

Wed 3/11

7:05 pm-11:08 am

1 stop16h 03m

$515

New WindsorSan Juan

SWF - SJU

SWFSJU

New Windsor Stewart

Thu 3/5

11:48 am-11:09 pm

1 stop10h 21m

San Juan Luis Munoz Marin Intl

Wed 3/11

3:08 am-11:08 am

1 stop8h 00m

$515

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 19 results
1
2

Compare providers for flights from Stewart 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 Stewart to Luis Munoz Marin Intl in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 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 New Windsor-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 New Windsor-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 New Windsor-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 New Windsor-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust Expedia the most. Expedia 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 New Windsor-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 Stewart to Luis Munoz Marin Intl

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

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

Currently, March is the cheapest month in which you can book a flight from New Windsor to San Juan Luis Munoz Marin Intl Airport (average of $79). Flying from New Windsor to San Juan Luis Munoz Marin Intl Airport in August is currently the most expensive (average of $138). 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.

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 January 20, 2026.
Read through reviews of airlines operating flights from New Windsor to San Juan Luis Munoz Marin Intl Airport, such as JetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.2
Good
2,892 reviews

Boarding

7.4

Crew

8.0

Comfort

7.5

Food

6.6

Entertainment

7.2

Overall

7.2

Reviews

1 / 20
10.0
Excellent

JACK,Sep 2025

JFK - MSY

I liked the professional services of the crew. Keep up the good work.
JetBlue
7.2
Good
2,892 reviews
JetBlue
7.2
Good
2,892 reviews

Boarding

7.4

Crew

8.0

Comfort

7.5

Food

6.6

Entertainment

7.2

Overall

7.2

Reviews

1 / 20
10.0
Excellent

JACK,Sep 2025

JFK - MSY

I liked the professional services of the crew. Keep up the good work.

Related info for your journey

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

    If you book a flight to San Juan Luis Munoz Marin Intl from New Windsor, you will be flying from Stewart, which is the city’s only airport. New Windsor Stewart (SWF) is located 4.3 mi from the center of New Windsor. There are 0 flights from Stewart to San Juan Luis Munoz Marin Intl per day from 1 airline.

  • What is the cheapest airline to fly from New Windsor to San Juan Luis Munoz Marin Intl Airport round-trip?

    JetBlue, at $244, was found to be the cheapest airline from New Windsor to San Juan Luis Munoz Marin Intl Airport..

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from New Windsor to San Juan Luis Munoz Marin Intl Airport (average of $79). Flying from New Windsor to San Juan Luis Munoz Marin Intl Airport in August is currently the most expensive (average of $138). 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
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Bayamón

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Stewart to Luis Munoz Marin Intl

Discover the top airline that operate flights from Stewart 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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$244Average$336FlexibilityNo cancel feeOn-time62%

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