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Cheap flights from San Diego to San Jose from $49

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 Jose departing on 9/29. 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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Find the cheapest flights from San Diego to San Jose

Cheap round-trip flights

Spirit Airlines Logo
1:35 pm - 8:00 pmSAN-SJC
6h 25m1 stop
Spirit Airlines Logo
11:40 am - 6:42 pmSJC-SAN
7h 02m1 stop
$84Spirit Airlines
Find Deal
Tue, Sep 16 - Wed, Sep 17
Southwest Logo
5:30 pm - 6:55 pmSAN-SJC
1h 25mnonstop
Southwest Logo
8:15 am - 12:30 pmSJC-SAN
4h 15m1 stop
$87Southwest
Find Deal
Thu, Sep 11 - Mon, Sep 15
Spirit Airlines Logo
1:35 pm - 8:00 pmSAN-SJC
6h 25m1 stop
Spirit Airlines Logo
11:40 am - 6:42 pmSJC-SAN
7h 02m1 stop
$95Spirit Airlines
Find Deal
Wed, Sep 17 - Wed, Sep 24
Southwest Logo
8:45 am - 1:40 pmSAN-SJC
4h 55m1 stop
Southwest Logo
6:55 pm - 10:35 pmSJC-SAN
3h 40m1 stop
$97Southwest
Find Deal
Thu, Sep 11 - Mon, Sep 15
Hawaiian Airlines Logo
8:10 am - 9:56 amSAN-SJC
1h 46mnonstop
Hawaiian Airlines Logo
6:00 pm - 7:36 pmSJC-SAN
1h 36mnonstop
$100Hawaiian Airlines
Find Deal
Sat, Oct 4 - Sat, Oct 11
Hawaiian Airlines Logo
8:10 am - 9:56 amSAN-SJC
1h 46mnonstop
Hawaiian Airlines Logo
6:00 pm - 7:36 pmSJC-SAN
1h 36mnonstop
$103Hawaiian Airlines
Find Deal
Sat, Oct 4 - Sat, Oct 11
Alaska Airlines Logo
8:59 pm - 10:38 pmSAN-SJC
1h 39mnonstop
Alaska Airlines Logo
9:09 pm - 10:39 pmSJC-SAN
1h 30mnonstop
$114Alaska Airlines
Find Deal
Fri, Sep 26 - Sat, Sep 27
Alaska Airlines Logo
8:03 am - 9:40 amSAN-SJC
1h 37mnonstop
Alaska Airlines Logo
6:15 am - 7:50 amSJC-SAN
1h 35mnonstop
$137Alaska Airlines
Find Deal
Thu, Sep 18 - Thu, Sep 25
Frontier Logo
6:25 am - 5:45 pmSAN-SJC
11h 20m1 stop
Frontier Logo
2:04 pm - 11:09 amSJC-SAN
21h 05m1 stop
$148Frontier
Find Deal
Fri, Sep 5 - Sun, Sep 7
Frontier Logo
9:03 pm - 11:30 amSAN-SJC
14h 27m1 stop
Frontier Logo
12:26 pm - 11:09 amSJC-SAN
22h 43m1 stop
$154Frontier
Find Deal
Thu, Sep 11 - Sun, Sep 14

Southwest flights from San Diego to San Jose

Our best Southwest deals on San Diego to San Jose flight tickets
Southwest
Sep 11
SAN5:30 pmSan Diego
1h 25m
SJC6:55 pmSan Jose
Sep 15
SJC8:15 amSan Jose
4h 15m
1 stop
SAN12:30 pmSan Diego
$87
Find similar
Southwest
Sep 11
SAN8:45 amSan Diego
4h 55m
1 stop
SJC1:40 pmSan Jose
Sep 15
SJC6:55 pmSan Jose
3h 40m
1 stop
SAN10:35 pmSan Diego
$97
Find similar
Southwest
Sep 27
SAN9:40 amSan Diego
4h 35m
1 stop
SJC2:15 pmSan Jose
Sep 28
SJC8:00 amSan Jose
1h 25m
SAN9:25 amSan Diego
$117
Find similar

Spirit Airlines flights from San Diego to San Jose

Our best Spirit Airlines deals on San Diego to San Jose flight tickets
Spirit Airlines
Sep 16
SAN1:35 pmSan Diego
6h 25m
1 stop
SJC8:00 pmSan Jose
Sep 17
SJC11:40 amSan Jose
7h 02m
1 stop
SAN6:42 pmSan Diego
$84
Find similar
Spirit Airlines
Sep 17
SAN1:35 pmSan Diego
6h 25m
1 stop
SJC8:00 pmSan Jose
Sep 24
SJC11:40 amSan Jose
7h 02m
1 stop
SAN6:42 pmSan Diego
$95
Find similar
Spirit Airlines
Sep 4
SAN8:25 amSan Diego
11h 35m
1 stop
SJC8:00 pmSan Jose
Sep 17
SJC6:35 amSan Jose
12h 07m
1 stop
SAN6:42 pmSan Diego
$98
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to San Jose 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 August 21, 2025.
Use the filters below to find and compare flights from San Diego to San Jose that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSan Jose

SAN - SJC

SANSJC

San Diego

Tue 9/16

1:35 pm-8:00 pm

1 stop6h 25m

San Jose

Wed 9/17

11:40 am-6:42 pm

1 stop7h 02m

$84

San DiegoSan Jose

SAN - SJC

SANSJC

San Diego

Thu 9/11

5:30 pm-6:55 pm

Nonstop1h 25m

San Jose

Mon 9/15

8:15 am-12:30 pm

1 stop4h 15m

$87

San DiegoSan Jose

SAN - SJC

SANSJC

San Diego

Wed 9/17

1:35 pm-8:00 pm

1 stop6h 25m

San Jose

Wed 9/24

11:40 am-6:42 pm

1 stop7h 02m

$95

San DiegoSan Jose

SAN - SJC

SANSJC

San Diego

Thu 9/11

8:45 am-1:40 pm

1 stop4h 55m

San Jose

Mon 9/15

6:55 pm-10:35 pm

1 stop3h 40m

$97

San DiegoSan Jose

SAN - SJC

SANSJC

San Diego

Sat 10/4

8:10 am-9:56 am

Nonstop1h 46m

San Jose

Sat 10/11

6:00 pm-7:36 pm

Nonstop1h 36m

$100

San DiegoSan Jose

SAN - SJC

SANSJC

San Diego

Sat 10/4

8:10 am-9:56 am

Nonstop1h 46m

San Jose

Sat 10/11

6:00 pm-7:36 pm

Nonstop1h 36m

$103

San DiegoSan Jose

SAN - SJC

SANSJC

San Diego

Fri 9/26

8:59 pm-10:38 pm

Nonstop1h 39m

San Jose

Sat 9/27

9:09 pm-10:39 pm

Nonstop1h 30m

$114

San DiegoSan Jose

SAN - SJC

SANSJC

San Diego

Thu 9/18

8:03 am-9:40 am

Nonstop1h 37m

San Jose

Thu 9/25

6:15 am-7:50 am

Nonstop1h 35m

$137

San DiegoSan Jose

SAN - SJC

SANSJC

San Diego

Fri 9/5

6:25 am-5:45 pm

1 stop11h 20m

San Jose

Sun 9/7

2:04 pm-11:09 am

1 stop21h 05m

$148

San DiegoSan Jose

SAN - SJC

SANSJC

San Diego

Thu 9/11

9:03 pm-11:30 am

1 stop14h 27m

San Jose

Sun 9/14

12:26 pm-11:09 am

1 stop22h 43m

$154

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 Jose from

How to get the cheapest flight ticket from San Diego to San Jose

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 Jose?

In general, October is the cheapest month to fly from San Diego to San Jose. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $88. If you aren’t able to travel to San Jose during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $98.

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

The cheapest day to depart on your flight to San Jose is on a Friday when prices can be found for as low as $127. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Jose on Sunday is $182.

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

Our most recent data shows that the best time of day to fly to San Jose is at noon. Flights from San Diego to San Jose during this time can be as low as $123. In contrast, the most expensive time of day to depart to San Jose is in the evening when prices are around $217.

What is the cheapest San Diego to San Jose flight route?

Fly from San Diego to San Jose for the best San Diego - San Jose flight prices

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

You are more likely to see cheaper flights to San Jose from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose for around $137 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Jose from San Diego for as low as $97 on momondo.

What cabin class options are available on San Diego to San Jose flights?

There are 4 cabin classes available to choose from on San Diego to San Jose flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

As of August 2025, prices for San Diego to San Jose flights are approximately 35% cheaper when compared to flights at the same time last year.

When to book flights from San Diego to San Jose

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

Cheap San Diego to San Jose (SAN to SJC) flight deals and tips

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

Best Price Found

$78

Fastest flight time

1h 25m

Direct flights

Every day

Airports in San Jose

1 airport
The best one-way flight to San Jose from San Diego in the past 72 hours is $78. The best round-trip flight deal from San Diego to San Jose found on momondo in the last 72 hours is $112.
The fastest flight from San Diego to San Jose takes 1h 25m
Direct flights go from San Diego to San Jose every day.
There is 1 airport near San Jose: San Jose (SJC)
Search flight deals

  • How far is San Diego to San Jose by plane?

    The distance between San Diego and San Jose is about 416.2 mi. Flights usually cover this in 1h 25m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from San Diego Airport to San Jose Airport?

    Prices for flights from San Diego Airport to San Jose Airport refresh daily.

  • How many operators does momondo search for flights from San Diego Airport to San Jose Airport?

  • How old do you have to be to fly from San Diego Airport to San Jose 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 Jose Airport.

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

    The required travel and health documents for your San Jose 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 Jose 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 Jose?

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

Best airlines flying from San Diego to San Jose

Compare and see reviews for airlines that fly from San Diego to San Jose with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $29Free CancellationRating
5.8
3,207 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $46Free CancellationRating
6.3
8,034 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $48Free CancellationRating
7.8
2,668 reviews
Search Hawaiian Airlines flights
United AirlinesPriceFrom $57Free CancellationRating
7.4
8,930 reviews
Search United Airlines flights
SouthwestPriceFrom $97Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $107Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $158Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

  • Southwest Flights From San Diego to San Jose

    Southwest flies from San Diego to San Jose around 59 times per week, with 4,246 momondo users rating the airline 8.0/10. The cheapest Southwest deal from San Diego to San Jose in the last 72 hours was $97 (round-trip), much lower than the average airfare cost of $182 for Southwest flights on this route.

  • Alaska Airlines Flights From San Diego to San Jose

    $107 is the best Alaska Airlines flight deal from San Diego to San Jose found on momondo over the last 72 hours. The average Alaska Airlines ticket price found was closer to $198, however, with flight time and availability significantly affecting the price. Alaska Airlines (8.0/10 from 10,000 user reviews) flies into San Jose from San Diego 23 times in an average week so prices can vary.

Why use momondo?

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

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

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

momondo does allow users to show only those flights to San Jose 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 Jose?

Once all potential San Diego to San Jose 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 Diego to San Jose right now. Can momondo alert me if prices change?

Yes. momondo can track prices for San Diego to San Jose 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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