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Cheap flights from San José to San Diego from $169

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 José to San Diego departing on 11/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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United Airlines Logo
7:45 am - 4:31 pmSJO-SAN
9h 46m1 stop
United Airlines Logo
7:38 pm - 7:32 amSAN-SJO
10h 54m1 stop
$300United Airlines
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Tue, Mar 10 - Wed, Mar 11
United Airlines Logo
5:30 am - 7:48 pmSJO-SAN
15h 18m2 stops
United Airlines Logo
8:50 pm - 12:15 pmSAN-SJO
14h 25m2 stops
$304United Airlines
Find Deal
Tue, Mar 10 - Wed, Mar 11
American Airlines Logo
6:22 am - 8:16 pmSJO-SAN
15h 54m1 stop
American Airlines Logo
6:25 am - 10:59 pmSAN-SJO
14h 34m1 stop
$305American Airlines
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Wed, Dec 3 - Sun, Dec 7
United Airlines Logo
7:55 am - 9:14 amSJO-SAN
26h 19m2 stops
United Airlines Logo
4:26 pm - 10:11 amSAN-SJO
16h 45m2 stops
$306United Airlines
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Tue, Apr 7 - Tue, Apr 21
Multiple Airlines Logo
10:45 pm - 12:54 pmSJO-SAN
16h 09m2 stops
Multiple Airlines Logo
9:59 pm - 4:10 pmSAN-SJO
16h 11m2 stops
$331Multiple Airlines
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Wed, Dec 3 - Sun, Dec 7
United Airlines Logo
7:55 am - 5:53 pmSJO-SAN
10h 58m1 stop
United Airlines Logo
8:40 pm - 10:11 amSAN-SJO
12h 31m2 stops
$346United Airlines
Find Deal
Tue, Apr 7 - Mon, Apr 13
United Airlines Logo
8:45 am - 12:15 amSJO-SAN
17h 30m2 stops
United Airlines Logo
8:01 am - 8:39 pmSAN-SJO
10h 38m1 stop
$354United Airlines
Find Deal
Sat, Dec 6 - Sun, Dec 14
United Airlines Logo
11:13 am - 7:50 pmSJO-SAN
9h 37m1 stop
United Airlines Logo
5:00 pm - 10:11 amSAN-SJO
16h 11m1 stop
$359United Airlines
Find Deal
Tue, Apr 7 - Thu, Apr 16
Multiple Airlines Logo
4:15 pm - 4:38 pmSJO-SAN
25h 23m2 stops
Multiple Airlines Logo
9:59 pm - 9:35 amSAN-SJO
34h 36m2 stops
$365Multiple Airlines
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Sun, Mar 15 - Sat, Mar 21
American Airlines Logo
2:56 pm - 8:28 amSJO-SAN
19h 32m1 stop
American Airlines Logo
7:21 am - 10:59 pmSAN-SJO
13h 38m1 stop
$370American Airlines
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Wed, Dec 3 - Sun, Dec 7

United Airlines flights from San José to San Diego

Our best United Airlines deals on San José to San Diego flight tickets
United Airlines
Mar 10
SJO7:45 amSan José Juan Santamaria Intl
9h 46m
1 stop
SAN4:31 pmSan Diego
Mar 11
SAN7:38 pmSan Diego
10h 54m
1 stop
SJO7:32 amSan José Juan Santamaria Intl
$300
Find similar
United Airlines
Mar 10
SJO5:30 amSan José Juan Santamaria Intl
15h 18m
2 stops
SAN7:48 pmSan Diego
Mar 11
SAN8:50 pmSan Diego
14h 25m
2 stops
SJO12:15 pmSan José Juan Santamaria Intl
$304
Find similar
United Airlines
Apr 7
SJO7:55 amSan José Juan Santamaria Intl
26h 19m
2 stops
SAN9:14 amSan Diego
Apr 21
SAN4:26 pmSan Diego
16h 45m
2 stops
SJO10:11 amSan José Juan Santamaria Intl
$306
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Copa Airlines flights from San José to San Diego

Our best Copa Airlines deals on San José to San Diego flight tickets
Copa Airlines
Nov 20
SJO4:08 amSan José Juan Santamaria Intl
14h 55m
1 stop
SAN5:03 pmSan Diego
Nov 23
SAN8:10 pmSan Diego
18h 40m
3 stops
SJO4:50 pmSan José Juan Santamaria Intl
$318
Find similar
Copa Airlines
Dec 6
SJO5:53 pmSan José Juan Santamaria Intl
25h 44m
1 stop
SAN5:37 pmSan Diego
Dec 15
SAN8:12 pmSan Diego
10h 07m
1 stop
SJO8:19 amSan José Juan Santamaria Intl
$383
Find similar
Copa Airlines
Dec 19
SJO8:47 amSan José Juan Santamaria Intl
10h 50m
1 stop
SAN5:37 pmSan Diego
Jan 19
SAN8:16 pmSan Diego
10h 05m
1 stop
SJO8:21 amSan José Juan Santamaria Intl
$393
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momondo Fare Finder

 
Customize your flight search to find flights from San José 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 November 13, 2025.
Use the filters below to find and compare flights from San José to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Tue 3/10

7:45 am-4:31 pm

1 stop9h 46m

San Diego

Wed 3/11

7:38 pm-7:32 am

1 stop10h 54m

$300

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Tue 3/10

5:30 am-7:48 pm

2 stops15h 18m

San Diego

Wed 3/11

8:50 pm-12:15 pm

2 stops14h 25m

$304

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Wed 12/3

6:22 am-8:16 pm

1 stop15h 54m

San Diego

Sun 12/7

6:25 am-10:59 pm

1 stop14h 34m

$305

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Tue 4/7

7:55 am-9:14 am

2 stops26h 19m

San Diego

Tue 4/21

4:26 pm-10:11 am

2 stops16h 45m

$306

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Wed 12/3

10:45 pm-12:54 pm

2 stops16h 09m

San Diego

Sun 12/7

9:59 pm-4:10 pm

2 stops16h 11m

$331

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Tue 4/7

7:55 am-5:53 pm

1 stop10h 58m

San Diego

Mon 4/13

8:40 pm-10:11 am

2 stops12h 31m

$346

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Sat 12/6

8:45 am-12:15 am

2 stops17h 30m

San Diego

Sun 12/14

8:01 am-8:39 pm

1 stop10h 38m

$354

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Tue 4/7

11:13 am-7:50 pm

1 stop9h 37m

San Diego

Thu 4/16

5:00 pm-10:11 am

1 stop16h 11m

$359

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Sun 3/15

4:15 pm-4:38 pm

2 stops25h 23m

San Diego

Sat 3/21

9:59 pm-9:35 am

2 stops34h 36m

$365

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Wed 12/3

2:56 pm-8:28 am

1 stop19h 32m

San Diego

Sun 12/7

7:21 am-10:59 pm

1 stop13h 38m

$370

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 José 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 cheapest month to fly to San Diego?

If you are unable to visit San Diego during the month of January, then departing from San José during the month October is also very affordable. Most momondo users find prices during this month for around $328.

What is the cheapest day to depart on your flight to San Diego?

The cheapest day to depart from San José to San Diego is on a Thursday. Travelers who choose to depart for San Diego on a Thursday will often find tickets for as low as $509. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $720. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.

What is the cheapest time of day to depart on your flight to San Diego?

The cheapest time of day to fly to San Diego is in the afternoon when flights can be purchased for as low as $439. Flights in the evening are often more expensive with an average ticket price of $578.

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

You are more likely to see cheaper flights to San Diego from San José when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $456 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 José for as low as $358 on momondo.

Can stopping save me money on San José to San Diego flights?

You could potentially save up to 15% on your flight if you consider stops on a San José to San Diego flight.

How have San José to San Diego flight prices changed over time?

As of November 2025, prices for San José to San Diego flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from San José to San Diego

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

Cheap San José to San Diego (SJO to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San José to San Diego

Direct flights

None
There are no direct flights from San José to San Diego. There are no popular flight routes from San José to San Diego.
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  • How far is San José Juan Santamaria Intl to San Diego by plane?

    A flight from San José Juan Santamaria Intl to San Diego will travel around 2625.1 mi. Typically, this will take 9h 32m by plane in normal conditions.

  • When did momondo last update prices for flights from San José Juan Santamaria Intl Airport to San Diego Airport?

    Prices for flights from San José Juan Santamaria Intl Airport to San Diego Airport refresh daily.

  • How many operators does momondo search for flights from San José Juan Santamaria Intl Airport to San Diego Airport?

  • How old do you have to be to fly from San José Juan Santamaria Intl Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San José Juan Santamaria Intl Airport to San Diego Airport.

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

    The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from San José to San Diego?

Best airlines flying from San José to San Diego

Compare and see reviews for airlines that fly from San José to San Diego with momondo
Airline
Rating
Free Cancellation
Price
Copa AirlinesPriceFrom $272Free CancellationRating
7.6
1,565 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $296Free CancellationRating
7.4
9,017 reviews
Search United Airlines flights
American AirlinesPriceFrom $369Free CancellationRating
7.2
11,051 reviews
Search American Airlines flights
SouthwestPriceFrom $417Free CancellationRating
8.0
4,241 reviews
Search Southwest flights

Traveling to a place near San Diego?

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

Why use momondo?

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

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

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

Yes. momondo enables you to select and highlight flights to San Diego from San José with this policy.

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

Once all potential San José to San Diego flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of San José to San Diego flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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