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Find low faresSouthwest® flights from San Juan to San Diego
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1 Passenger
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Low fares from San Juan to San Diego
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There are no fares that match your filter criteria. Please adjust your filters.Explore flights from San Juan to San Diego
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Flight Details
Departing from:
Luis Muñoz Marín International Airport
Arriving at:
San Diego International Airport
Distance:
3310 miles
Route Information
52† 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 52 weekly flights from San Juan to San Diego on Southwest Airlines.
To find the lowest fares by day and time to fly San Juan to San Diego with Southwest, check out our Low Fare Calendar.
You can rent a car at San Diego International Airport book yours with your flight.
Yes! Flights from San Juan to San Diego—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.