HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Luis Munoz Marin Intl

$337+ Cheap flights from Key West (EYW) to Luis Munoz Marin Intl (SJU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/23. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — SJU
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Key West 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

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 June 8, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/5. 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 9/2310:04 am
EYW
-
SJU
1 stop13h 53m
Multiple Airlines
Wed 9/304:39 pm
SJU
-
EYW
1 stop15h 03m
Multiple Airlines
Deal found 6/5$337
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/111:46 am
EYW
-
SJU
1 stop12h 51m
Multiple Airlines
Wed 7/87:34 am
SJU
-
EYW
2 stops27h 51m
Multiple Airlines
Deal found 6/6$372
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/31:11 pm
EYW
-
SJU
1 stop11h 26m
Multiple Airlines
Mon 7/65:22 pm
SJU
-
EYW
1 stop19h 12m
Multiple Airlines
Deal found 6/6$422
This American Airlines deal was found by Cheapflights users on 6/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:15 am
EYW
-
SJU
1 stop11h 40m
American Airlines
Sun 9/66:00 am
SJU
-
EYW
2 stops10h 11m
American Airlines
Deal found 6/8$451
This Kiwi.com deal was found by Cheapflights users on 6/4. 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 6/191:11 pm
EYW
-
SJU
1 stop11h 26m
Multiple Airlines
Tue 6/235:15 pm
SJU
-
EYW
1 stop17h 51m
Multiple Airlines
Deal found 6/4$458
This Kiwi.com deal was found by Cheapflights users on 6/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1711:46 am
EYW
-
SJU
1 stop12h 51m
Multiple Airlines
Wed 6/246:00 am
SJU
-
EYW
2 stops28h 06m
Multiple Airlines
Deal found 6/6$466
This Kiwi.com deal was found by Cheapflights users on 6/5. 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 6/2812:05 pm
EYW
-
SJU
1 stop14h 04m
Multiple Airlines
Sat 7/117:34 am
SJU
-
EYW
2 stops27h 51m
Multiple Airlines
Deal found 6/5$493

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 June 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$337
(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.
Search Deals
From Key West to San Juan Luis Munoz Marin Intl
Search Deals

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 June 8, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Wed 9/23

10:04 am-11:57 pm

1 stop13h 53m

San Juan Luis Munoz Marin Intl

Wed 9/30

4:39 pm-7:42 am

1 stop15h 03m

$337

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Wed 7/1

11:46 am-12:37 am

1 stop12h 51m

San Juan Luis Munoz Marin Intl

Wed 7/8

6:26 pm-11:25 am

1 stop16h 59m

$382
Quickest round-trip

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Wed 9/2

4:50 pm-11:59 pm

1 stop7h 09m

San Juan Luis Munoz Marin Intl

Sun 9/6

6:00 am-10:56 am

1 stop4h 56m

$451

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Fri 6/19

3:25 pm-10:27 pm

2 stops7h 02m

San Juan Luis Munoz Marin Intl

Tue 6/23

5:15 pm-11:06 am

1 stop17h 51m

$636

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Sat 9/5

2:20 pm-11:50 pm

1 stop9h 30m

San Juan Luis Munoz Marin Intl

Tue 9/8

1:00 am-1:29 pm

1 stop12h 29m

$841

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

Sorted by cheapest first

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 June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 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 June 8, 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
7.1
Good
11,642 reviews

Boarding

7.5

Overall

7.1

Crew

7.9

Food

6.4

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,642 reviews
American Airlines
7.1
Good
11,642 reviews

Boarding

7.5

Overall

7.1

Crew

7.9

Food

6.4

Comfort

7.2

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

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.

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

    A quick flight from Key West to San Juan Luis Munoz Marin Intl Airport can take about 7h 09m. American Airlines provides one of the quickest options available for as low as $451. Key West and San Juan Luis Munoz Marin Intl Airport are separated by a distance of 1096 mi.

  • 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
Luquillo
Rio Grande
Dorado
Humacao
Bayamón

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 June 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$390Average$519FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights