Cheap Flights from San Juan (SJU) to San Diego (SDM)

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to San Diego, CA (SDM-Brown Field Municipal)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to San Diego Intl. SAN. Cheapest and Closest option available. Average driving time to city center is 5 minutes. Flights from $430
SAN
San Diego Intl.
CheapestClosest
Average driving time to city center5 min
Flights from $430
Select flight to General Abelardo L. Rodriguez Intl. TIJ. Average driving time to city center is 26 minutes. Flights from $922
TIJ
General Abelardo L. Rodriguez Intl.
Average driving time to city center26 min
Flights from $922

Frequently asked questions

How much does a flight from Luis Munoz Marin Intl. Airport (SJU) to San Diego, CA (SDM-Brown Field Municipal) cost?
Secure a cheap one-way flight or cheap return flight from Luis Munoz Marin Intl. Airport (SJU) to San Diego, CA (SDM-Brown Field Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Luis Munoz Marin Intl. Airport (SJU) to San Diego, CA (SDM-Brown Field Municipal)?
Flying in is a good way to save, as it's the cheapest month for flights between SJU and SDM. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Luis Munoz Marin Intl. Airport (SJU) to San Diego, CA (SDM-Brown Field Municipal)?
Use the filters on Expedia to compare airlines and find the most affordable carrier that'll fly you from SJU to SDM. Then, sort your results by "Price (lowest to highest)" to snap up the best deal available.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to San Diego, CA (SDM-Brown Field Municipal)?
You'll have to book a flight with a layover when traveling from Luis Munoz Marin Intl. Airport (SJU) to San Diego, CA (SDM-Brown Field Municipal). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from SJU to SDM?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can vary depending on a range of factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Luis Munoz Marin Intl. Airport (SJU) to San Diego, CA (SDM-Brown Field Municipal)?
Select a flight from Luis Munoz Marin Intl. Airport (SJU) to San Diego, CA (SDM-Brown Field Municipal) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Luis Munoz Marin Intl. Airport (SJU) to San Diego, CA (SDM-Brown Field Municipal) last-minute?
Waiting until just before your trip to book your flight from SJU to SDM often results in higher prices. While you may come across some last-minute offers, there's no guarantee. Keep your travel plans flexible for a better chance of landing a bargain.
Is it cheaper to book a SJU to SDM flight and hotel package?
Compared with arranging hotels and flights separately, booking a SJU to SDM flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one convenient place takes the hassle out of planning your trip. Just pick your flights and choose from our wide range of stays, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to San Diego, CA (SDM-Brown Field Municipal)?
If you booked your SJU to SDM flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the ticket type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for more information.

Travel information

Travel information

Origin airport
Luis Munoz Marin Intl.
Destination airport
Brown Field Municipal
Distance
3292 mi

Book with confidence

Book with confidence

San Juan to San Diego Flights

The cheapest times to fly from San Juan to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Juan to San Diego are during the month of . You can find some of the cheapest flights from San Juan to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Juan to San Diego

Sunday is one of the best days to book for cheap flights from San Juan to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Juan to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Juan to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Juan to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Juan to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Juan to San Diego Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.