Cheap flights from San Juan (SJU) to San Diego (SAN)

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The best prices from San Juan to San Diego are usually found in July or September, booked 35 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

How to find the cheapest flight from
San Juan (SJU) to San Diego (SAN)

All the information you need to plan the best SJU to SAN flight in 2021: compare San Juan to San Diego flight prices with the expected peak season, weather and rainfall in San Diego.
PR1 - SAN
Price
$315 - $559
SAN
Temperature
66.2 - 80.6 °F
SAN
Rainfall
0 - 2.8 inches

Popular in

December

High demand for flights, 29% potential price rise

Cheapest in

July

Best time to find cheap flights, 21% potential price drop

Round-trip from

$315

From San Juan to San Diego

One-way from

$195

One-way flight from San Juan to San Diego

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from San Juan to San Diego?

Sunday flights are found to be more expensive to fly from San Juan to San Diego. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Diego.

How far in advance should I book a flight from San Juan to San Diego?

To save up to 27% on this flight, we recommend booking at least 17 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San Juan to San Diego from $73 1-2 weeks out and tickets from $98 for flights departing within the next 72 hours.

What is the cheapest month to fly from San Juan to San Diego?

The best pricing can be found in the month of July. Prices to San Diego from San Juan average $80. You can even find prices in July for less than $80, as users have found deals to San Diego from as low as $44. The month of December appears to be one of the more expensive times to travel to San Diego from San Juan. Flying in the targeted month can save you up to 33%.

When is the cheapest time to fly from San Juan to San Diego (PR1 - SAN)?

One of the essential ways to save on airfare from San Juan to San Diego is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 31% on airfare.

Cheap flights from San Juan to San Diego in May, June 2021

The best prices found for SJU to SAN flights for May, June
11 Jun - 13 Jun
$364pp
SJU
San Juan Luis Munoz Marin Intl
American Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
American Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
3 Jun - 7 Jun
$405pp
SJU
San Juan Luis Munoz Marin Intl
United Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
United Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
5 Jun - 23 Jun
$408pp
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
   
2 STOPS
SAN
San Diego
SAN
San Diego
Frontier
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl

San Juan to San Diego 2021 flight deals

Cheap flights to San Diego from San Juan found for this year
6 Oct - 19 Oct
$324pp
SJU
San Juan Luis Munoz Marin Intl
American Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
American Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
2 Oct - 19 Oct
$342pp
SJU
San Juan Luis Munoz Marin Intl
American Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
American Airlines
 
1 STOP
SJU
San Juan Luis Munoz Marin Intl
17 Sep - 24 Sep
$344pp
SJU
San Juan Luis Munoz Marin Intl
United Airlines
 
1 STOP
SAN
San Diego
SAN
San Diego
United Airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl

Last minute flights from San Juan to San Diego

Late deals on round-trip flights to San Diego from San Juan, departing today and this week
28 May - 18 Jun
$438pp
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
     
3 STOPS
SAN
San Diego
SAN
San Diego
Multiple Airlines
   
2 STOPS
SJU
San Juan Luis Munoz Marin Intl
28 May - 18 Jun
$510pp
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
     
3 STOPS
SAN
San Diego
SAN
San Diego
Multiple Airlines
     
3 STOPS
SJU
San Juan Luis Munoz Marin Intl
24 May - 31 May
$523pp
SJU
San Juan Luis Munoz Marin Intl
Multiple Airlines
   
2 STOPS
SAN
San Diego
SAN
San Diego
Multiple Airlines
     
3 STOPS
SJU
San Juan Luis Munoz Marin Intl

One-way flights to San Diego from San Juan

The cheapest one-way flights from San Juan to San Diego
3:30 am - 6:41 am
Frontier
2 Stops
30h 11m
SJU - SAN
Frontier
$195
Kiwi.com
2:30 am - 3:31 pm
American Airlines
1 Stop
16h 01m
SJU - SAN
American Airlines
11:09 pm - 3:34 am
Multiple Airlines
3 Stops
31h 25m
SJU - SAN
Multiple Airlines
$234
Kiwi.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">San Juan</span> to <span class="emphasized">San Diego</span> flights.

Flight FAQs

From San Juan to San Diego

Are flight prices decreasing from San Juan to San Diego due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both San Juan and San Diego for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

Which airlines flying from San Juan to San Diego have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like United Airlines, American Airlines, and JetBlue flying from San Juan to San Diego have implemented new flexible cancellation policies.

What airport do you fly into for flights to San Diego from San Juan?

Located just 2.6 mi from the city center, San Diego is the airport most travelers will use when flying to San Diego from San Juan. Booking flights from San Juan to San Diego (SAN) should be relatively easy as there are 0 daily inbound flights from San Juan from 6 different airlines.

Can I find flights from San Juan to San Diego for under $400 on Cheapflights?

Yes, there are multiple flights from San Juan to San Diego for under $400. The cheapest flight booked recently is on American Airlines for just $324, but on average you can expect to pay $369.

Are there nonstop flights from San Juan to San Diego for under $300 on Cheapflights?

There are no nonstop flights from San Juan to San Diego, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Are there last-minute flights available from San Juan to San Diego for under $500?

There are currently 20+ open flights from San Juan to San Diego within the next 7 days for less than $500.

Is San Juan weather warmer or cooler than San Diego?

You can imagine temperatures to be in the 90 °F range in June. The weather in San Diego is generally colder than San Juan's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

How long is the flight from San Juan to San Diego?

For as low as $324, American Airlines can have you in San Diego from San Juan in 10h 39m. Both multi-stop and nonstop flights can be found to your destination and back.

What are the cheapest airlines flying from San Juan to San Diego round-trip?

According to our current data, American Airlines ($324), and United Airlines ($344) offers the cheapest pricing from San Juan to San Diego. American Airlines is priced at 18% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from San Juan to San Diego one-way?

For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $162. Users have also found prices from $182 and $193 on United Airlines and American Airlines, respectively.

Destination information for San Diego

Things to know before you go - useful duration and weather info for your trip from San Juan to San Diego.
Today's exchange rate
$1 = $1.00
Average temperature for May in San Diego
71.6 °F
Avg rainfall for May in San Diego
0.2 ″

Airports servicing San Juan

San Juan Isla Grande (SIG)

Airports servicing San Diego

Top 6 airlines flying from San Juan to San Diego

The chart below displays the airlines Cheapflights users traveling from San Juan to San Diego choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Frontier
$159 $318 No cancel fee 62%
Delta
$174 $398 No cancel fee N/A
Spirit Airlines
$299 $419 No cancel fee 65%
United Airlines
$184 $442 No cancel fee 69%
JetBlue
$180 $451 No cancel fee 62%
American Airlines
$191 $495 No cancel fee 71%
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