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Find low faresSouthwest® flights from Long Island/Islip MacArthur to San Juan
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1 Passenger
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Low fares from Long Island/Islip MacArthur to San Juan
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There are no fares that match your filter criteria. Please adjust your filters.Explore flights from Long Island/Islip MacArthur to San Juan
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Flight Details
Departing from:
Long Island MacArthur Airport
Arriving at:
Luis Muñoz Marín International Airport
Distance:
1597 miles
Route Information
63† Weekly flights
† Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.
‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.
Questions we hear the most
There are 63 weekly flights from Long Island/Islip MacArthur to San Juan on Southwest Airlines.
To find the lowest fares by day and time to fly Long Island/Islip MacArthur to San Juan with Southwest, check out our Low Fare Calendar.
You can rent a car at Luis Muñoz Marín International Airport book yours with your flight.
Yes! Flights from Long Island/Islip MacArthur to San Juan—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
Check the status of your upcoming Southwest flight.
Check out the Southwest Airlines® Help Center for answers about everything Southwest.