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Luis Munoz Marin Intl

$50+ Cheap flights from Florida Keys 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — SJU
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from Florida Keys to Luis Munoz Marin Intl

Keep the following information in mind while searching for Florida Keys to Luis Munoz Marin Intl flight deals. Data was last updated May 1, 2025.

Round-trip from

$110
(FlightHub)

One-way from

$50
(CheapOair)
From Florida Keys to San Juan Luis Munoz Marin Intl
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One-way flight from Florida Keys to San Juan Luis Munoz Marin Intl
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Find flight deals from Florida Keys to Luis Munoz Marin Intl

Cheapest flights from Florida Keys to Luis Munoz Marin Intl
Explore the most affordable flight options available from Florida Keys to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Frontier deal was found by Cheapflights users on 4/30. 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 5/78:15 amMIA - SJU
Nonstop2h 38mFrontier
Fri 5/99:30 pmSJU - MIA
Nonstop2h 56mFrontier
Deal found 4/30$107
This FlightHub deal was found by Cheapflights users on 4/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/256:30 amMIA - SJU
Nonstop2h 42mMultiple Airlines
Thu 5/298:57 pmSJU - MIA
Nonstop2h 50mMultiple Airlines
Deal found 4/30$110
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/155:28 pmMIA - SJU
Nonstop2h 34mSpirit Airlines
Fri 5/167:45 pmSJU - MIA
Nonstop2h 49mSpirit Airlines
Deal found 4/30$124
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 5/105:39 pmMIA - SJU
Nonstop2h 30mAmerican Airlines
Sun 5/116:10 amSJU - MIA
Nonstop2h 50mAmerican Airlines
Deal found 4/30$196
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/72:26 pmMIA - SJU
1 stop8h 21mDelta
Sun 5/117:30 amSJU - MIA
1 stop7h 24mDelta
Deal found 4/30$220
This Southwest deal was found by Cheapflights users on 4/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/153:25 pmMIA - SJU
1 stop8h 05mSouthwest
Fri 5/1610:45 amSJU - MIA
2 stops12h 10mSouthwest
Deal found 4/30$251
This American Airlines deal was found by Cheapflights users on 5/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/17:21 pmEYW - SJU
2 stops17h 24mAmerican Airlines
Sun 10/55:25 pmSJU - EYW
2 stops17h 52mAmerican Airlines
Deal found 5/1$345
This JetBlue deal was found by Cheapflights users on 5/1. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/162:45 pmEYW - SJU
1 stop8h 50mJetBlue
Fri 5/307:10 amSJU - EYW
1 stop6h 50mJetBlue
Deal found 5/1$423
This United Airlines deal was found by Cheapflights users on 5/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/168:45 amEYW - SJU
2 stops15h 12mUnited Airlines
Mon 5/191:05 amSJU - EYW
2 stops17h 00mUnited Airlines
Deal found 5/1$522
This Mytrip deal was found by Cheapflights users on 5/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/164:12 pmEYW - SJU
3 stops42h 33mMultiple Airlines
Thu 5/291:59 amSJU - EYW
2 stops14h 42mMultiple Airlines
Deal found 5/1$539

Cheapflights Fare Finder

Customize your flight search to find flights from Florida Keys 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 May 1, 2025.
Use the filters below to find and compare flights from Florida Keys to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Florida Keys

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Sun 5/25

6:30 am-9:12 am

Nonstop2h 42m

San Juan Luis Munoz Marin Intl

Thu 5/29

8:57 pm-11:47 pm

Nonstop2h 50m

$110

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Fri 5/16

7:15 am-9:50 am

Nonstop2h 35m

San Juan Luis Munoz Marin Intl

Mon 5/19

9:30 pm-12:26 am

Nonstop2h 56m

$117

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Thu 5/15

5:28 pm-8:02 pm

Nonstop2h 34m

San Juan Luis Munoz Marin Intl

Fri 5/16

7:45 pm-10:34 pm

Nonstop2h 49m

$124

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Thu 5/15

3:25 pm-11:30 pm

1 stop8h 05m

San Juan Luis Munoz Marin Intl

Fri 5/16

10:45 am-10:55 pm

2 stops12h 10m

$251

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Sun 5/11

5:35 am-11:40 am

1 stop6h 05m

San Juan Luis Munoz Marin Intl

Tue 5/13

12:50 pm-9:51 pm

1 stop9h 01m

$264

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Wed 10/1

7:21 pm-12:45 pm

2 stops17h 24m

San Juan Luis Munoz Marin Intl

Sun 10/5

5:25 pm-11:17 am

2 stops17h 52m

$345

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Fri 5/16

2:45 pm-11:35 pm

1 stop8h 50m

San Juan Luis Munoz Marin Intl

Fri 5/30

7:10 am-2:00 pm

1 stop6h 50m

$423

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Fri 5/16

8:45 am-11:57 pm

2 stops15h 12m

San Juan Luis Munoz Marin Intl

Mon 5/19

1:05 am-6:05 pm

2 stops17h 00m

$522

Key WestSan Juan

EYW - SJU

EYWSJU

Key West

Fri 5/16

4:12 pm-10:45 am

3 stops42h 33m

San Juan Luis Munoz Marin Intl

Thu 5/29

1:59 am-4:41 pm

2 stops14h 42m

$539

MiamiSan Juan

MIA - SJU

MIASJU

Miami

Wed 5/14

8:15 am-10:53 am

Nonstop2h 38m

$50

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 20 results
1
2

Best time to book a flight from Florida Keys to Luis Munoz Marin Intl

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

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

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 May 1, 2025.
See what other customers who have flown with Southwest, Delta and United Airlines from Florida Keys to San Juan 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
4,293 reviews

Food

7.1

Entertainment

7.6

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Southwest
8.0
Very good
4,293 reviews
Southwest
8.0
Very good
4,293 reviews

Food

7.1

Entertainment

7.6

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
Delta
8.0
Very good
7,934 reviews
Southwest
8.0
Very good
4,293 reviews

Food

7.1

Entertainment

7.6

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
United Airlines
7.4
Good
8,696 reviews
Southwest
8.0
Very good
4,293 reviews

Food

7.1

Entertainment

7.6

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
JetBlue
7.3
Good
2,923 reviews
Southwest
8.0
Very good
4,293 reviews

Food

7.1

Entertainment

7.6

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,293 reviews

Food

7.1

Entertainment

7.6

Boarding

8.2

Crew

8.6

Overall

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Gina,Apr 2025

LAS - DEN

Good, the crew was friendly and helpful. The pilot had great skills in keeping the plane stable through rough turbulence. Smooth landing, too! Thank you!

Related info for your journey

Find useful and relevant information for your journey from Florida Keys 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 are the cheapest airlines to fly from Florida Keys to San Juan Luis Munoz Marin Intl Airport one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $50. Spirit Airlines flights start at $57 while deals on American Airlines start at $92 one-way.

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Florida Keys to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Florida Keys to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $336). 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 Florida Keys?

Book flights to Florida Keys if you plan to visit one of these locations
Dorado
Fajardo
Luquillo
Rio Grande
Humacao
Bayamón

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Alternative routes for Florida Keys to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Florida Keys to Luis Munoz Marin Intl

Discover the top airline that operate flights from Florida Keys 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$246Average$448FlexibilityNo cancel feeOn-time71%

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