SAN - SJU

$137 Find Cheap Flights from San Diego to San Juan - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$274
Typical prices: $408-$683
American Airlines
Tue 10/16Wed 10/24
SAN - SJU • 2 stops
Cheapest one-way
$137
Typical prices: $221-$381
American Airlines
Thu 10/4
SAN - SJU • 2 stops
Nonstop flights
Not available
There are currently no direct flights between San Diego and San Juan Luis Munoz Marin Intl Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
14 weeks
in advance
Our data shows that travelers who book at least 14 weeks in advance save around 41% compared to booking last minute.
Insights
Insights
When to travel
October
Cheapest • 17% price drop
January
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Washington, D.C. Dulles Intl (IAD)
Cheapest • Avg $358 (round-trip)
Miami (MIA)
Shortest trip • 9h 45m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to San Juan Luis Munoz Marin Intl Airport!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from San Diego to San Juan (SAN-SJU)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Diego to San Juan

Tue, Oct 27 - Mon, Nov 2
American Airlines Logo
8:48 pm - 1:37 pmSAN  San Diego-SJU San Juan Luis Munoz Marin Intl
13h 49m1 stop Philadelphia
American Airlines Logo
8:30 am - 7:29 pmSJU  San Juan Luis Munoz Marin Intl-SAN San Diego
14h 59m1 stop Philadelphia
$274American Airlines
Tue, Feb 2 - Tue, Feb 9
American Airlines Logo
7:15 pm - 9:38 amSAN  San Diego-SJU San Juan Luis Munoz Marin Intl
10h 23m2 stops Phoenix Sky Harbor Intl Miami
American Airlines Logo
10:32 am - 11:45 pmSJU  San Juan Luis Munoz Marin Intl-SAN San Diego
17h 13m1 stop Miami
$274American Airlines
Thu, Nov 12 - Sat, Nov 14
United Airlines Logo
6:20 am - 9:24 pmSAN  San Diego-SJU San Juan Luis Munoz Marin Intl
11h 04m2 stops Los Angeles Houston George Bush Intcntl
United Airlines Logo
2:05 am - 10:10 amSJU  San Juan Luis Munoz Marin Intl-SAN San Diego
12h 05m1 stop Newark
$426United Airlines
Thu, Nov 12 - Sat, Nov 14
United Airlines Logo
8:05 am - 9:24 pmSAN  San Diego-SJU San Juan Luis Munoz Marin Intl
9h 19m1 stop Houston George Bush Intcntl
United Airlines Logo
2:05 am - 10:10 amSJU  San Juan Luis Munoz Marin Intl-SAN San Diego
12h 05m1 stop Newark
$426United Airlines
Wed, Dec 2 - Mon, Dec 7
Southwest Logo
9:15 am - 12:45 amSAN  San Diego-SJU San Juan Luis Munoz Marin Intl
11h 30m2 stops Austin Bergstrom Orlando
Southwest Logo
5:40 am - 1:40 pmSJU  San Juan Luis Munoz Marin Intl-SAN San Diego
12h 00m2 stops Orlando Austin Bergstrom
$426Southwest
Wed, Dec 2 - Mon, Dec 7
Southwest Logo
9:15 am - 12:45 amSAN  San Diego-SJU San Juan Luis Munoz Marin Intl
11h 30m2 stops Austin Bergstrom Orlando
Southwest Logo
6:40 am - 2:30 pmSJU  San Juan Luis Munoz Marin Intl-SAN San Diego
11h 50m1 stop Baltimore/Washington
$426Southwest
Fri, Oct 16 - Fri, Oct 23
Delta Logo
6:57 pm - 12:05 pmSAN  San Diego-SJU San Juan Luis Munoz Marin Intl
14h 08m2 stops Seattle/Tacoma Intl New York John F Kennedy Intl
Delta Logo
12:50 pm - 11:48 pmSJU  San Juan Luis Munoz Marin Intl-SAN San Diego
13h 58m2 stops Atlanta Hartsfield-Jackson Minneapolis St Paul
$426Delta
Sat, Jan 30 - Fri, Feb 5
Delta Logo
8:00 am - 11:50 pmSAN  San Diego-SJU San Juan Luis Munoz Marin Intl
11h 50m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:30 am - 1:08 pmSJU  San Juan Luis Munoz Marin Intl-SAN San Diego
9h 38m1 stop Atlanta Hartsfield-Jackson
$426Delta
Fri, Dec 11 - Tue, Dec 15
JetBlue Logo
10:35 am - 11:28 pmSAN  San Diego-SJU San Juan Luis Munoz Marin Intl
8h 53m1 stop Fort Lauderdale
JetBlue Logo
10:43 am - 7:13 pmSJU  San Juan Luis Munoz Marin Intl-SAN San Diego
12h 30m1 stop New York John F Kennedy Intl
$445JetBlue
Sat, Nov 7 - Fri, Nov 13
JetBlue Logo
9:45 pm - 1:13 amSAN  San Diego-SJU San Juan Luis Munoz Marin Intl
23h 28m1 stop Boston Logan Intl
JetBlue Logo
7:00 am - 6:58 pmSJU  San Juan Luis Munoz Marin Intl-SAN San Diego
15h 58m1 stop Boston Logan Intl
$599JetBlue
Booking Insights

Price, demand and travel trends for San Diego to San Juan Luis Munoz Marin Intl Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from San Diego to San Juan Luis Munoz Marin Intl Airport with more confidence.

How much is a round-trip flight from San Diego to San Juan Luis Munoz Marin Intl Airport?

Round-trip flights from San Diego to San Juan Luis Munoz Marin Intl Airport start at $274. Prices are below average for this route right now, with typical round-trip fares ranging from $408 to $683. The lowest price found in the past 5 days was $274 on American Airlines.

What's the cheapest day of the week to fly from San Diego to San Juan Luis Munoz Marin Intl Airport?

Tuesday is the cheapest day of the week to fly from San Diego to San Juan Luis Munoz Marin Intl Airport, it is 11% cheaper than the average day. Friday is the most expensive day with flight prices 11% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from San Diego to San Juan Luis Munoz Marin Intl Airport?

  • October is the cheapest month to fly from San Diego to San Juan Luis Munoz Marin Intl Airport at $421 round-trip.
  • December ($755) and November ($633) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 79% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from San Diego to San Juan Luis Munoz Marin Intl Airport the cheapest?

Flights from San Diego to San Juan Luis Munoz Marin Intl Airport are cheapest 14 weeks before departure. Booking in this window typically costs about 41% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for San Diego to San Juan Luis Munoz Marin Intl Airport flights

Low season

October

Cheapest flight

$137
Best time to beat the crowds with an average 17% drop in price.
Most popular time to fly and prices are also 11% lower on average.
Flight from San Diego to San Juan Luis Munoz Marin Intl Airport

When to book flights from San Diego to San Juan

Are your dates flexible? Find out the best times to travel from San Diego to San Juan based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Diego to San Juan Luis Munoz Marin Intl Airport flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from San Diego to San Juan Luis Munoz Marin Intl Airport?

    Flights from San Diego to San Juan Luis Munoz Marin Intl Airport usually depart from San Diego (SAN) and arrive at San Juan Luis Munoz Marin Intl (SJU).

  • What cabin classes can I book on flights from San Diego to San Juan Luis Munoz Marin Intl Airport?

    Three cabin classes are available on flights from San Diego to San Juan Luis Munoz Marin Intl Airport:

    • Economy Class
    • Premium Economy Class
    • First Class

  • Which airports do connecting flights from San Diego to San Juan Luis Munoz Marin Intl Airport pass through?

    One-stop flights from San Diego to San Juan Luis Munoz Marin Intl Airport most commonly connect through:

    • Houston George Bush Intcntl (IAH) - 24% of one-stop connections
    • Dallas/Fort Worth (DFW) - 14% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) - 12% of one-stop connections
    • Orlando (MCO) - 11% of one-stop connections

    Houston George Bush Intcntl (IAH) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from San Diego to San Juan Luis Munoz Marin Intl Airport?

    Yes. Being flexible with your travel dates can save you up to 20% on the San Diego to San Juan Luis Munoz Marin Intl Airport route. Tuesday is the cheapest departure day at $454 round-trip on average, while Friday is the most expensive at $566, a difference of $112. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in San Juan Luis Munoz Marin Intl Airport?

    Some of the most popular sights in San Juan Luis Munoz Marin Intl Airport are Viejo San Juan, Condado Beach and Puerto Rico Convention Center. These are among the most viewed places in San Juan Luis Munoz Marin Intl Airport on KAYAK.

  • How expensive are last-minute San Diego to San Juan Luis Munoz Marin Intl Airport flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 41% above the route average of $507. Book 14 weeks before departure for the lowest fares.

  • How long is a flight from San Diego to San Juan Luis Munoz Marin Intl Airport?

    A nonstop flight from San Diego to San Juan Luis Munoz Marin Intl Airport takes 0h 00m, covering 3,304 miles.

  • Do I need a passport to fly from San Diego to San Juan Luis Munoz Marin Intl Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from San Diego to San Juan Luis Munoz Marin Intl Airport changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $274 to $2,724. That means the highest observed fare was about 10x higher than the lowest one.

  • How are flight prices from San Diego to San Juan Luis Munoz Marin Intl Airport looking right now?

    One-way fares from San Diego to San Juan Luis Munoz Marin Intl Airport are currently lower than usual. Average one-way flight prices are about $182, which is 43% below the typical average for this route.

  • How much time can I save by choosing a different layover airport from San Diego to San Juan Luis Munoz Marin Intl Airport?

    Flying via Miami (MIA) gives the shortest average 1-stop total travel time at 9h 45m, compared with 10h 00m via Houston George Bush Intcntl (IAH) and 10h 06m via Charlotte Douglas (CLT).

  • What is the time difference between San Diego and San Juan Luis Munoz Marin Intl Airport?

    San Juan Luis Munoz Marin Intl Airport is 3 hours ahead of San Diego (Atlantic Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at San Juan Luis Munoz Marin Intl Airport (SJU)?

    San Juan Luis Munoz Marin Intl Airport (SJU) hosts 5 major car rental companies, with daily rates starting from around $4 for economy cars. Top options include:
    · Routes Car & Truck Rentals
    · U-Save
    · Payless
    · Hertz
    · Europcar

  • How much should I expect to pay for a San Diego to San Juan Luis Munoz Marin Intl Airport flight?

    Round-trip flights from San Diego to San Juan Luis Munoz Marin Intl Airport range from $408 to $683, with an average of $507 over the past 12 months. Anything below $408 counts as a good deal.

Your guide to booking San Diego to San Juan Luis Munoz Marin Intl Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Tuesday departure instead of Friday. On this route, Tuesday flights average $454 - about $112 less than Friday (20% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 14 weeks before you fly. On this route, that window historically saves about 41% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your San Diego to San Juan Luis Munoz Marin Intl Airport trip for October. Fares historically average $421 round-trip in that month - typically $334 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Juan Luis Munoz Marin Intl Airport.
    - Hampton Inn & Suites by Hilton San Juan
    - Coral by The Sea Hotel
    - San Juan Airport Hotel

More options for your flight from San Diego to San Juan

Complete your trip to San Juan with a hotel stay or car rental

Car rentals in San Juan
Hotels in San Juan
Vacations in San Juan