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Luis Munoz Marin Intl

$156+ Cheap flights from Key West (EYW) 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.
EYW — SJU
Mar 23 — Mar 301
Mon 3/23
Mon 3/30
1 adult, Economy
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Cheap flight deals from Key West to Luis Munoz Marin Intl

Cheapest flights from Key West to Luis Munoz Marin Intl
Explore the most affordable flight options available from Key West to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Thu 3/54:22 pm
EYW
-
SJU
1 stop7h 03m
Multiple Airlines
Sun 3/86:00 am
SJU
-
EYW
1 stop9h 42m
Multiple Airlines
Deal found 2/20$323
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 4/1612:06 pm
EYW
-
SJU
1 stop24h 27m
Multiple Airlines
Sun 4/199:12 pm
SJU
-
EYW
2 stops15h 14m
Multiple Airlines
Deal found 2/17$324
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 5/1412:06 pm
EYW
-
SJU
1 stop24h 27m
Multiple Airlines
Sun 5/179:54 pm
SJU
-
EYW
1 stop13h 17m
Multiple Airlines
Deal found 2/17$329
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 4/3012:06 pm
EYW
-
SJU
1 stop24h 27m
Multiple Airlines
Mon 5/41:59 am
SJU
-
EYW
2 stops33h 07m
Multiple Airlines
Deal found 2/17$335
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Fri 2/271:06 pm
EYW
-
SJU
1 stop12h 47m
Multiple Airlines
Sun 3/17:00 am
SJU
-
EYW
1 stop27h 09m
Multiple Airlines
Deal found 2/20$355
This Kiwi.com deal was found by Cheapflights users on 2/18. 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.
Thu 3/59:46 am
EYW
-
SJU
1 stop23h 31m
Multiple Airlines
Sun 3/83:08 am
SJU
-
EYW
1 stop9h 18m
Multiple Airlines
Deal found 2/18$364
This Kiwi.com deal was found by Cheapflights users on 2/17. 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 5/1311:46 am
EYW
-
SJU
2 stops32h 21m
Multiple Airlines
Tue 5/192:09 pm
SJU
-
EYW
1 stop20h 57m
Multiple Airlines
Deal found 2/17$372
This Kiwi.com deal was found by Cheapflights users on 2/19. 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.
Wed 7/2912:26 pm
EYW
-
SJU
1 stop8h 15m
Multiple Airlines
Tue 8/46:10 am
SJU
-
EYW
1 stop6h 24m
Multiple Airlines
Deal found 2/19$381
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
Fri 4/39:49 am
EYW
-
SJU
1 stop14h 21m
Multiple Airlines
Sat 4/116:00 am
SJU
-
EYW
2 stops28h 21m
Multiple Airlines
Deal found 2/20$384

Find flight deals from Key West to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Key West (EYW) 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 February 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$323
(Kiwi.com)

One-way from

$156
(Kiwi.com)
Provider with most accurate pricing for Key West-San Juan Luis Munoz Marin Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Key West-San Juan Luis Munoz Marin Intl flights.
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From Key West to San Juan Luis Munoz Marin Intl
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One-way flight from Key West to San Juan Luis Munoz Marin Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Key West 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 February 21, 2026.
Use the filters below to find and compare flights from Key West to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Key West

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Thu 4/16

12:06 pm-12:33 pm

1 stop24h 27m

San Juan Luis Munoz Marin Intl

Sun 4/19

9:12 pm-12:26 pm

2 stops15h 14m

$324

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Thu 5/14

12:06 pm-12:33 pm

1 stop24h 27m

San Juan Luis Munoz Marin Intl

Sun 5/17

9:54 pm-11:11 am

1 stop13h 17m

$329

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Thu 4/30

12:06 pm-12:33 pm

1 stop24h 27m

San Juan Luis Munoz Marin Intl

Mon 5/4

1:59 am-11:06 am

2 stops33h 07m

$335

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Thu 3/5

9:46 am-10:17 am

1 stop23h 31m

San Juan Luis Munoz Marin Intl

Mon 3/9

5:27 pm-12:21 pm

2 stops18h 54m

$377

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Wed 7/29

12:26 pm-8:41 pm

1 stop8h 15m

San Juan Luis Munoz Marin Intl

Tue 8/4

6:10 am-12:34 pm

1 stop6h 24m

$381

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Wed 7/22

7:51 pm-9:33 am

1 stop13h 42m

San Juan Luis Munoz Marin Intl

Sun 7/26

10:23 am-7:21 pm

1 stop8h 58m

$396

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Wed 7/29

4:45 pm-12:17 am

1 stop7h 32m

San Juan Luis Munoz Marin Intl

Tue 8/4

7:20 am-6:52 pm

1 stop11h 32m

$396

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Wed 5/13

2:01 pm-8:51 pm

1 stop6h 50m

San Juan Luis Munoz Marin Intl

Tue 5/19

5:45 am-4:30 pm

1 stop10h 45m

$396

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Thu 6/4

12:05 pm-7:10 pm

1 stop7h 05m

San Juan Luis Munoz Marin Intl

Sun 6/7

5:56 pm-11:11 am

1 stop17h 15m

$415

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Thu 7/30

12:05 pm-11:22 pm

1 stop11h 17m

San Juan Luis Munoz Marin Intl

Wed 8/5

9:15 am-11:25 am

1 stop26h 10m

$416

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 16 results
1
2

Compare providers for flights from Key West 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 Key West to Luis Munoz Marin Intl in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 Key West-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 Key West-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 Key West-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 Key West-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 Key West-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 Key West to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Key West 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.

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 February 21, 2026.
See what other customers who have flown with American Airlines from Key West 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.
American Airlines
7.2
Good
11,334 reviews

Entertainment

6.9

Comfort

7.2

Crew

8.0

Boarding

7.5

Food

6.4

Overall

7.2

Reviews

1 / 20
4.0
Okay

Susie,Jan 2026

TPA - CLT

I was sitting at the back of the plane and the flight attendants were so loud, talking to each other and laughing! I thought they were having a party back there.
American Airlines
7.2
Good
11,334 reviews
American Airlines
7.2
Good
11,334 reviews

Entertainment

6.9

Comfort

7.2

Crew

8.0

Boarding

7.5

Food

6.4

Overall

7.2

Reviews

1 / 20
4.0
Okay

Susie,Jan 2026

TPA - CLT

I was sitting at the back of the plane and the flight attendants were so loud, talking to each other and laughing! I thought they were having a party back there.

Related info for your journey

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

    Key West (EYW) is the airport you will fly out of if you book a flight from Key West to San Juan Luis Munoz Marin Intl. You should not have trouble finding flights to San Juan Luis Munoz Marin Intl from Key West; the airport handles an average of 0 outbound flights to San Juan Luis Munoz Marin Intl per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Key West airport to San Juan Luis Munoz Marin Intl. It is only a 2.6 mi journey to Key West (EYW) from Key West’s city center.

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

    Currently priced at $390, American Airlines will fly you from Key West to San Juan Luis Munoz Marin Intl Airport and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip.

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

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

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

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

    Yes. Cheapflights offers flight deals from Key West 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.

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 Key West to Luis Munoz Marin Intl

Discover the top airline that operate flights from Key West 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 February 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$390Average$495FlexibilityNo cancel feeOn-time71%

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