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Cheap flights from San Juan Luis Munoz Marin Intl Airport to San Diego from $172

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 Juan Luis Munoz Marin Intl Airport to San Diego departing on 8/11. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Juan Luis Munoz Marin Intl Airport to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 am - 10:49 pm
SJU
-
SAN
19h 49m
1 stop
American Airlines Logo
6:40 pm - 2:54 pm
SAN
-
SJU
17h 14m
1 stop
$262American Airlines
Wed, Aug 19 - Sun, Aug 23
American Airlines Logo
6:00 am - 3:26 pm
SJU
-
SAN
12h 26m
2 stops
American Airlines Logo
9:48 am - 11:15 pm
SAN
-
SJU
10h 27m
1 stop
$272American Airlines
Wed, Aug 19 - Wed, Sep 2
American Airlines Logo
6:00 am - 3:26 pm
SJU
-
SAN
12h 26m
2 stops
American Airlines Logo
10:26 pm - 12:40 pm
SAN
-
SJU
11h 14m
2 stops
$324American Airlines
Wed, Aug 19 - Sun, Aug 23
American Airlines Logo
7:14 pm - 11:12 am
SJU
-
SAN
18h 58m
1 stop
American Airlines Logo
10:45 pm - 2:38 pm
SAN
-
SJU
12h 53m
2 stops
$372American Airlines
Thu, Jul 23 - Sat, Aug 22
American Airlines Logo
6:00 am - 2:14 pm
SJU
-
SAN
11h 14m
2 stops
American Airlines Logo
7:15 pm - 9:43 am
SAN
-
SJU
11h 28m
2 stops
$386American Airlines
Wed, Aug 19 - Sun, Aug 23
American Airlines Logo
1:38 pm - 11:59 pm
SJU
-
SAN
13h 21m
2 stops
American Airlines Logo
10:46 pm - 3:40 pm
SAN
-
SJU
13h 54m
2 stops
$391American Airlines
Thu, Aug 27 - Wed, Sep 9
American Airlines Logo
12:58 am - 8:51 am
SJU
-
SAN
10h 53m
2 stops
American Airlines Logo
10:45 pm - 4:11 pm
SAN
-
SJU
14h 26m
1 stop
$392American Airlines
Wed, Jul 29 - Mon, Aug 10
American Airlines Logo
3:44 pm - 8:12 am
SJU
-
SAN
19h 28m
1 stop
American Airlines Logo
10:20 pm - 2:51 pm
SAN
-
SJU
13h 31m
1 stop
$394American Airlines
Thu, Aug 13 - Mon, Aug 17
Southwest Logo
8:15 pm - 9:10 am
SJU
-
SAN
15h 55m
1 stop
Southwest Logo
8:40 am - 11:05 pm
SAN
-
SJU
11h 25m
1 stop
$410Southwest
Thu, Jul 30 - Fri, Aug 14
American Airlines Logo
7:00 am - 7:15 pm
SJU
-
SAN
15h 15m
1 stop
American Airlines Logo
10:45 pm - 2:38 pm
SAN
-
SJU
12h 53m
1 stop
$411American Airlines
Thu, Sep 3 - Sun, Sep 6

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

Our best American Airlines deals on San Juan Luis Munoz Marin Intl Airport to San Diego flight tickets
American Airlines
Aug 19
SJU6:00 amSan Juan Luis Munoz Marin Intl
19h 49m
1 stop
SAN10:49 pmSan Diego
Aug 23
SAN6:40 pmSan Diego
17h 14m
1 stop
SJU2:54 pmSan Juan Luis Munoz Marin Intl
$262
American Airlines
Aug 19
SJU6:00 amSan Juan Luis Munoz Marin Intl
12h 26m
2 stops
SAN3:26 pmSan Diego
Sep 2
SAN9:40 amSan Diego
11h 19m
2 stops
SJU11:59 pmSan Juan Luis Munoz Marin Intl
$272
American Airlines
Aug 19
SJU6:00 amSan Juan Luis Munoz Marin Intl
12h 26m
2 stops
SAN3:26 pmSan Diego
Aug 23
SAN10:26 pmSan Diego
11h 14m
2 stops
SJU12:40 pmSan Juan Luis Munoz Marin Intl
$324

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

Our best Delta deals on San Juan Luis Munoz Marin Intl Airport to San Diego flight tickets
Delta
Aug 19
SJU2:59 pmSan Juan Luis Munoz Marin Intl
11h 01m
1 stop
SAN11:00 pmSan Diego
Sep 2
SAN6:15 amSan Diego
13h 14m
1 stop
SJU10:29 pmSan Juan Luis Munoz Marin Intl
$386
Delta
Oct 9
SJU12:46 pmSan Juan Luis Munoz Marin Intl
11h 55m
1 stop
SAN9:41 pmSan Diego
Oct 14
SAN9:40 pmSan Diego
12h 41m
1 stop
SJU1:21 pmSan Juan Luis Munoz Marin Intl
$471
Delta
Oct 9
SJU12:46 pmSan Juan Luis Munoz Marin Intl
11h 55m
1 stop
SAN9:41 pmSan Diego
Oct 14
SAN3:20 pmSan Diego
17h 36m
2 stops
SJU11:56 amSan Juan Luis Munoz Marin Intl
$476

momondo Fare Finder

 
Customize your flight search to find flights from San Juan Luis Munoz Marin Intl Airport to San Diego 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 June 14, 2026.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Wed 8/19

6:00 am-10:49 pm

1 stop19h 49m

San Diego

Sun 8/23

6:40 pm-2:54 pm

1 stop17h 14m

$262

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Wed 8/19

6:00 am-3:26 pm

2 stops12h 26m

San Diego

Wed 9/2

9:48 am-11:15 pm

1 stop10h 27m

$272

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Wed 8/19

6:00 am-3:26 pm

2 stops12h 26m

San Diego

Sun 8/23

10:26 pm-12:40 pm

2 stops11h 14m

$324

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Thu 7/23

7:14 pm-11:12 am

1 stop18h 58m

San Diego

Sat 8/22

10:45 pm-2:38 pm

2 stops12h 53m

$372
Quickest round-trip

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Wed 8/19

6:00 am-2:14 pm

2 stops11h 14m

San Diego

Sun 8/23

7:15 pm-9:43 am

2 stops11h 28m

$386

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Thu 8/27

1:38 pm-11:59 pm

2 stops13h 21m

San Diego

Wed 9/9

10:46 pm-3:40 pm

2 stops13h 54m

$391

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Wed 7/29

12:58 am-8:51 am

2 stops10h 53m

San Diego

Mon 8/10

10:45 pm-4:11 pm

1 stop14h 26m

$392

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Thu 8/13

3:44 pm-8:12 am

1 stop19h 28m

San Diego

Mon 8/17

10:20 pm-2:51 pm

1 stop13h 31m

$394

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Thu 7/30

8:15 pm-9:10 am

1 stop15h 55m

San Diego

Fri 8/14

8:40 am-11:05 pm

1 stop11h 25m

$410

San JuanSan Diego

SJU - SAN

SJUSAN

San Juan Luis Munoz Marin Intl

Thu 9/3

7:00 am-7:15 pm

1 stop15h 15m

San Diego

Sun 9/6

10:45 pm-2:38 pm

1 stop12h 53m

$411

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 Diego from

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

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 Juan Luis Munoz Marin Intl Airport and San Diego?

What is the cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of October, then departing from San Juan Luis Munoz Marin Intl Airport during the month February is also very affordable. Most momondo users find prices during this month for around $438.

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

You are more likely to see cheaper flights to San Diego from San Juan Luis Munoz Marin Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $485 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from San Juan Luis Munoz Marin Intl Airport for as low as $354 on momondo.

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

As of June 2026, prices for San Juan Luis Munoz Marin Intl Airport to San Diego flights are approximately 69% more expensive when compared to flights at the same time last year.

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

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

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

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

Fastest flight time

10h 05m

Direct flights

None
The fastest flight from San Juan Luis Munoz Marin Intl Airport to San Diego takes 10h 05m
There are no direct flights from San Juan Luis Munoz Marin Intl Airport to San Diego. There are no popular flight routes from San Juan Luis Munoz Marin Intl Airport to San Diego.
Search flight deals

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

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

    San Juan Luis Munoz Marin Intl and San Diego are 3301.1 mi apart from one another. In terms of flight time, this usually takes a little over 10h 05m.

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

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Juan Luis Munoz Marin Intl Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The required travel and health documents for your San Diego 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 Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

Compare and see reviews for airlines that fly from San Juan Luis Munoz Marin Intl Airport to San Diego with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $295Free CancellationRating
7.9
8,403 reviews
Search Delta flights
United AirlinesPriceFrom $295Free CancellationRating
7.4
9,820 reviews
Search United Airlines flights
American AirlinesPriceFrom $295Free CancellationRating
7.1
11,657 reviews
Search American Airlines flights
SouthwestPriceFrom $326Free CancellationRating
7.9
4,234 reviews
Search Southwest flights
JetBluePriceFrom $327Free CancellationRating
7.1
2,981 reviews
Search JetBlue flights

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Chula Vista
Coronado
El Cajon
Julian
National City
Poway
La Mesa
San Ysidro
Borrego Springs
Imperial Beach
Lemon Grove
Santee
Alpine

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Juan to San Diego. Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo allows you to filter the results for San Juan to San Diego flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between San Juan and San Diego by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for San Juan to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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