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Cheap flights from San Diego to San Juan from $193

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to San Juan departing on 11/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Diego to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:45 pm - 1:45 pm
SAN
-
SJU
12h 00m
1 stop
American Airlines Logo
3:42 pm - 8:18 am
SJU
-
SAN
19h 36m
1 stop
$384American Airlines
Sat, Oct 17 - Sat, Oct 24
Delta Logo
9:40 pm - 11:46 am
SAN
-
SJU
11h 06m
1 stop
Delta Logo
12:56 pm - 7:22 pm
SJU
-
SAN
9h 26m
1 stop
$386Delta
Thu, Aug 13 - Fri, Aug 21
United Airlines Logo
9:45 pm - 12:54 pm
SAN
-
SJU
12h 09m
1 stop
United Airlines Logo
3:00 pm - 9:25 pm
SJU
-
SAN
9h 25m
1 stop
$390United Airlines
Sat, Sep 5 - Wed, Sep 9
American Airlines Logo
6:15 am - 11:59 pm
SAN
-
SJU
14h 44m
1 stop
American Airlines Logo
7:14 pm - 10:49 am
SJU
-
SAN
18h 35m
1 stop
$391American Airlines
Wed, Aug 19 - Mon, Aug 24
American Airlines Logo
9:55 pm - 1:35 pm
SAN
-
SJU
12h 40m
1 stop
American Airlines Logo
6:00 am - 8:39 pm
SJU
-
SAN
17h 39m
1 stop
$394American Airlines
Sat, Oct 17 - Sat, Oct 24
American Airlines Logo
10:20 pm - 2:38 pm
SAN
-
SJU
13h 18m
2 stops
American Airlines Logo
7:14 pm - 11:32 am
SJU
-
SAN
19h 18m
1 stop
$396American Airlines
Fri, Aug 21 - Fri, Aug 28
American Airlines Logo
10:45 pm - 1:45 pm
SAN
-
SJU
12h 00m
1 stop
American Airlines Logo
2:05 pm - 9:11 pm
SJU
-
SAN
11h 06m
1 stop
$401American Airlines
Wed, Oct 28 - Tue, Nov 10
American Airlines Logo
10:45 pm - 2:38 pm
SAN
-
SJU
12h 53m
2 stops
American Airlines Logo
7:05 am - 6:18 pm
SJU
-
SAN
14h 13m
2 stops
$416American Airlines
Wed, Sep 2 - Sat, Sep 5
American Airlines Logo
7:15 pm - 9:43 am
SAN
-
SJU
11h 28m
2 stops
American Airlines Logo
6:00 am - 2:14 pm
SJU
-
SAN
11h 14m
2 stops
$426American Airlines
Thu, Aug 27 - Tue, Sep 1
United Airlines Logo
6:15 am - 8:38 pm
SAN
-
SJU
11h 23m
1 stop
United Airlines Logo
1:40 pm - 10:25 pm
SJU
-
SAN
11h 45m
1 stop
$427United Airlines
Thu, Aug 6 - Mon, Aug 10

Delta flights from San Diego to San Juan Luis Munoz Marin Intl Airport

Our best Delta deals on San Diego to San Juan Luis Munoz Marin Intl Airport flight tickets
Delta
Aug 13
SAN7:02 pmSan Diego
14h 06m
2 stops
SJU12:08 pmSan Juan Luis Munoz Marin Intl
Aug 17
SJU12:56 pmSan Juan Luis Munoz Marin Intl
13h 04m
1 stop
SAN11:00 pmSan Diego
$386
Delta
Aug 2
SAN10:15 pmSan Diego
11h 40m
1 stop
SJU12:55 pmSan Juan Luis Munoz Marin Intl
Aug 7
SJU2:11 pmSan Juan Luis Munoz Marin Intl
11h 05m
1 stop
SAN10:16 pmSan Diego
$432
Delta
Jul 25
SAN10:30 pmSan Diego
12h 02m
1 stop
SJU1:32 pmSan Juan Luis Munoz Marin Intl
Aug 5
SJU2:59 pmSan Juan Luis Munoz Marin Intl
11h 01m
1 stop
SAN11:00 pmSan Diego
$471

American Airlines flights from San Diego to San Juan Luis Munoz Marin Intl Airport

Our best American Airlines deals on San Diego to San Juan Luis Munoz Marin Intl Airport flight tickets
American Airlines
Aug 13
SAN6:15 amSan Diego
13h 52m
1 stop
SJU11:07 pmSan Juan Luis Munoz Marin Intl
Aug 17
SJU7:14 pmSan Juan Luis Munoz Marin Intl
18h 35m
1 stop
SAN10:49 amSan Diego
$396
American Airlines
Aug 16
SAN6:15 amSan Diego
13h 52m
1 stop
SJU11:07 pmSan Juan Luis Munoz Marin Intl
Aug 22
SJU6:00 amSan Juan Luis Munoz Marin Intl
11h 14m
2 stops
SAN2:14 pmSan Diego
$426
American Airlines
Jul 29
SAN4:32 pmSan Diego
9h 07m
1 stop
SJU4:39 amSan Juan Luis Munoz Marin Intl
Aug 4
SJU7:00 amSan Juan Luis Munoz Marin Intl
16h 50m
1 stop
SAN8:50 pmSan Diego
$431

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to San Juan Luis Munoz Marin Intl Airport 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, momondo users made 832,500 searches. Data last updated May 20, 2026.
Use the filters below to find and compare flights from San Diego to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sat 10/17

10:45 pm-1:45 pm

1 stop12h 00m

San Juan Luis Munoz Marin Intl

Sat 10/24

3:42 pm-8:18 am

1 stop19h 36m

$384
Quickest round-trip

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 8/13

9:40 pm-11:46 am

1 stop11h 06m

San Juan Luis Munoz Marin Intl

Fri 8/21

12:56 pm-7:22 pm

1 stop9h 26m

$386

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sat 9/5

9:45 pm-12:54 pm

1 stop12h 09m

San Juan Luis Munoz Marin Intl

Wed 9/9

3:00 pm-9:25 pm

1 stop9h 25m

$390

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 8/19

6:15 am-11:59 pm

1 stop14h 44m

San Juan Luis Munoz Marin Intl

Mon 8/24

7:14 pm-10:49 am

1 stop18h 35m

$391

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Sat 10/17

9:55 pm-1:35 pm

1 stop12h 40m

San Juan Luis Munoz Marin Intl

Sat 10/24

6:00 am-8:39 pm

1 stop17h 39m

$394

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Fri 8/21

10:20 pm-2:38 pm

2 stops13h 18m

San Juan Luis Munoz Marin Intl

Fri 8/28

7:14 pm-11:32 am

1 stop19h 18m

$396

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 10/28

10:45 pm-1:45 pm

1 stop12h 00m

San Juan Luis Munoz Marin Intl

Tue 11/10

2:05 pm-9:11 pm

1 stop11h 06m

$401

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Wed 9/2

10:45 pm-2:38 pm

2 stops12h 53m

San Juan Luis Munoz Marin Intl

Sat 9/5

7:05 am-6:18 pm

2 stops14h 13m

$416

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 8/27

7:15 pm-9:43 am

2 stops11h 28m

San Juan Luis Munoz Marin Intl

Tue 9/1

6:00 am-2:14 pm

2 stops11h 14m

$426

San DiegoSan Juan

SAN - SJU

SANSJU

San Diego

Thu 8/6

6:15 am-8:38 pm

1 stop11h 23m

San Juan Luis Munoz Marin Intl

Mon 8/10

1:40 pm-10:25 pm

1 stop11h 45m

$427

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San Juan from

How to get the cheapest flight ticket from San Diego to San Juan Luis Munoz Marin Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Diego and San Juan Luis Munoz Marin Intl Airport?

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

If you aren’t able to travel to San Juan Luis Munoz Marin Intl Airport during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $448.

How far in advance should I book a flight from San Diego to San Juan Luis Munoz Marin Intl Airport?

You are more likely to see cheaper flights to San Juan Luis Munoz Marin Intl Airport from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to San Juan Luis Munoz Marin Intl Airport for around $520 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Juan Luis Munoz Marin Intl Airport from San Diego for as low as $417 on momondo.

Can stopping save me money on San Diego to San Juan Luis Munoz Marin Intl Airport flights?

You could potentially save up to 18% on your flight if you consider stops on a San Diego to San Juan Luis Munoz Marin Intl Airport flight.

How have San Diego to San Juan Luis Munoz Marin Intl Airport flight prices changed over time?

As of May 2026, prices for San Diego to San Juan Luis Munoz Marin Intl Airport flights are approximately 10% more expensive when compared to flights at the same time last year.

When to book flights from San Diego to San Juan Luis Munoz Marin Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to San Juan Luis Munoz Marin Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to San Juan Luis Munoz Marin Intl Airport (SAN to SJU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to San Juan Luis Munoz Marin Intl Airport

Fastest flight time

9h 14m

Direct flights

None
The fastest flight from San Diego to San Juan Luis Munoz Marin Intl Airport takes 9h 14m
There are no direct flights from San Diego to San Juan Luis Munoz Marin Intl Airport. There are no popular flight routes from San Diego to San Juan Luis Munoz Marin Intl Airport.
Search flight deals

Frequently asked questions about flying from San Diego to San Juan Luis Munoz Marin Intl Airport

  • How far is San Diego to San Juan Luis Munoz Marin Intl by plane?

    The straight-line distance from San Diego to San Juan Luis Munoz Marin Intl is 3301.1 mi. Typically, this will take 9h 14m by plane in normal conditions.

  • When did momondo last update prices for flights from San Diego Airport to San Juan Luis Munoz Marin Intl Airport?

    Prices for flights from San Diego Airport to San Juan Luis Munoz Marin Intl Airport refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to San Juan Luis Munoz Marin Intl Airport?

  • How old do you have to be to fly from San Diego Airport to San Juan Luis Munoz Marin Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Diego Airport to San Juan Luis Munoz Marin Intl Airport.

  • What documentation or ID do you need to fly to San Juan Luis Munoz Marin Intl Airport?

    The required travel and health documents for your San Juan Luis Munoz Marin Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Juan Luis Munoz Marin Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from San Diego to San Juan Luis Munoz Marin Intl Airport?

  • What is the most popular airline from San Diego to San Juan Luis Munoz Marin Intl Airport?

Best airlines flying from San Diego to San Juan Luis Munoz Marin Intl Airport

Compare and see reviews for airlines that fly from San Diego to San Juan Luis Munoz Marin Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $138Free CancellationRating
5.6
2,944 reviews
Search Frontier flights
DeltaPriceFrom $158Free CancellationRating
7.9
8,454 reviews
Search Delta flights
Spirit AirlinesPriceFrom $260Free CancellationRating
6.2
8,612 reviews
Search Spirit Airlines flights
JetBluePriceFrom $269Free CancellationRating
7.2
2,983 reviews
Search JetBlue flights
United AirlinesPriceFrom $295Free CancellationRating
7.4
9,736 reviews
Search United Airlines flights
American AirlinesPriceFrom $299Free CancellationRating
7.1
11,641 reviews
Search American Airlines flights
SouthwestPriceFrom $382Free CancellationRating
7.9
4,285 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $426Free CancellationRating
7.9
12,385 reviews
Search Alaska Airlines flights

Traveling to a place near San Juan?

Book flights to San Juan if you plan to visit one of these locations
Carolina
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Caguas
Bayamón

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to San Juan?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Diego to San Juan. momondo saves you time and could save you money on your trip.

Can I find flights from San Diego to San Juan with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Juan from San Diego which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from San Diego to San Juan?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Diego to San Juan.

I’m not ready to book a flight from San Diego to San Juan right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Juan, momondo offers a useful price alert feature which will track prices for flights to San Juan from San Diego and alert you when they change.

An easier way to manage your San Juan Luis Munoz Marin Intl Airport trip

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