Spirit's Big Front Seats offer wider seats and 11 inches more legroom.
Spirit's Zone 1 boarding includes one personal item and a paid carry-on bag.
$46+ Cheap flights from San Diego to San Jose (SAN - SJC)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SJC
Jun 17 — Jun 241
1 adult, Economy
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Find cheap flights from San Diego to San Jose with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Diego to San Jose are usually found in October or September, booked 60 days in advance, depart on a Friday or Saturday and return on a Saturday
Cheap flight deals from San Diego to San Jose
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to San Jose (SJC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.
Round-trip from | $86 (FlightHub) |
|---|---|
One-way from | $46 (FlightHub) |
Popular in | February |
Cheapest in | October |
Average price | $153 |
Good round-trip deal | $125 or less |
Good one-way deal | $78 or less |
Find flight deals from San Diego to San Jose
Cheapest flights from San Diego to San JoseExplore the most affordable flight options available from San Diego to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
Explore the most affordable flight options available from San Diego to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.
This FlightHub deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/102:01 pmSAN - SJC
Nonstop1h 26mSpirit Airlines
Mon 7/1411:31 amSJC - SAN
Nonstop1h 35mSpirit Airlines
Deal found 6/11![Spirit Airlines logo]()
$86
This Hawaiian Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/98:59 pmSAN - SJC
Nonstop1h 32mHawaiian Airlines
Wed 7/167:47 pmSJC - SAN
Nonstop1h 32mHawaiian Airlines
Deal found 6/11![Hawaiian Airlines logo]()
$117
This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2512:40 pmSAN - SJC
Nonstop1h 33mAlaska Airlines
Tue 9/29:09 pmSJC - SAN
Nonstop1h 30mAlaska Airlines
Deal found 6/10![Alaska Airlines logo]()
$118
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/54:35 pmSAN - SJC
1 stop5h 05mSouthwest
Thu 8/77:30 amSJC - SAN
Nonstop1h 25mSouthwest
Deal found 6/11![Southwest logo]()
$128
This Trip.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/252:01 pmSAN - SJC
Nonstop1h 26mMultiple Airlines
Fri 8/17:47 pmSJC - SAN
Nonstop1h 32mMultiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$148
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/266:57 pmSAN - SJC
1 stop3h 52mDelta
Wed 9/35:44 pmSJC - SAN
1 stop5h 10mDelta
Deal found 6/10![Delta logo]()
$177
This American Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/35:35 pmSAN - SJC
Nonstop1h 32mAmerican Airlines
Mon 7/77:47 pmSJC - SAN
Nonstop1h 32mAmerican Airlines
Deal found 6/12![American Airlines logo]()
$209
This Frontier deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/312:59 pmSAN - SJC
1 stop5h 01mFrontier
Sun 7/67:00 pmSJC - SAN
2 stops14h 52mFrontier
Deal found 6/12![Frontier logo]()
$233
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from San Diego to San Jose that are best for you.
Fly from
San Diego
Fly to
San Jose
Route
Depart
Return
Price
San DiegoSan Jose
SAN - SJC
SANSJC
San Diego
Thu 7/10
2:01 pm-3:27 pm
Nonstop1h 26m
San Jose
Mon 7/14
11:31 am-1:06 pm
Nonstop1h 35m
$86
San DiegoSan Jose
SAN - SJC
SANSJC
San Diego
Wed 7/9
8:59 pm-10:31 pm
Nonstop1h 32m
San Jose
Wed 7/16
7:47 pm-9:19 pm
Nonstop1h 32m
$117
San DiegoSan Jose
SAN - SJC
SANSJC
San Diego
Mon 8/25
12:40 pm-2:13 pm
Nonstop1h 33m
San Jose
Wed 9/3
11:00 am-12:34 pm
Nonstop1h 34m
$118
San DiegoSan Jose
SAN - SJC
SANSJC
San Diego
Tue 8/5
4:35 pm-9:40 pm
1 stop5h 05m
San Jose
Thu 8/7
7:30 am-8:55 am
Nonstop1h 25m
$128
San DiegoSan Jose
SAN - SJC
SANSJC
San Diego
Fri 7/25
2:01 pm-3:27 pm
Nonstop1h 26m
San Jose
Fri 8/1
7:47 pm-9:19 pm
Nonstop1h 32m
$148
San DiegoSan Jose
SAN - SJC
SANSJC
San Diego
Tue 8/26
6:15 am-12:37 pm
1 stop6h 22m
San Jose
Sun 8/31
5:55 am-12:17 pm
1 stop6h 22m
$177
San DiegoSan Jose
SAN - SJC
SANSJC
San Diego
Thu 8/28
11:25 am-5:32 pm
1 stop6h 07m
San Jose
Sun 8/31
6:27 pm-11:03 pm
1 stop4h 36m
$194
San DiegoSan Jose
SAN - SJC
SANSJC
San Diego
Thu 7/3
5:35 pm-7:07 pm
Nonstop1h 32m
San Jose
Mon 7/7
7:47 pm-9:19 pm
Nonstop1h 32m
$209
San DiegoSan Jose
SAN - SJC
SANSJC
San Diego
Sun 10/5
12:31 pm-1:55 pm
Nonstop1h 24m
$46
San DiegoSan Jose
SAN - SJC
SANSJC
San Diego
Tue 10/14
8:11 am-9:57 am
Nonstop1h 46m
$56
Showing 1-10 of 16 results
The best insider tips for San Diego to San Jose flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your San Diego to San Jose trip
Airlines
![Spirit Airlines]()
Spirit Airlines
![Frontier]()
Frontier
Frontier's UpFront Plus seats offer extra comfort with a guaranteed empty middle seat.
Frontier's Zone 1 boarding is available with a carry-on purchase or special fare bundle.
Airports
Our travel experts
Best time to book a flight from San Diego to San Jose
Have a flexible travel schedule? Discover the best time to fly to San Jose from San Diego with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Diego to San Jose
How far ahead should I book a flight from San Diego to San Jose?
Use this chart to determine the optimal time to book a round-trip flight from San Diego to San Jose. Price data was last updated on June 9, 2025.
The best time to book flights from San Diego to San Jose is 60 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from San Diego to San Jose?
Currently, September is the cheapest month in which you can book a flight from San Diego to San Jose (average of $255). Flying from San Diego to San Jose in June is currently the most expensive (average of $344). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SAN to SJC?
Find hourly flight availability from San Diego to San Jose. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.
One of the essential ways to save on airfare from San Diego to San Jose is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 54% on airfare.
What is the cheapest day to fly from San Diego to San Jose?
Use this chart to determine the cheapest time to fly round-trip from San Diego to San Jose. Price data was last updated on June 8, 2025.
Travelers seeking maximum savings on their San Diego to San Jose flight should consider departing on Thursday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in San Jose by month
Plan your trip to San Jose by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Jose ranges from 0.0 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. July is typically the driest time to visit San Jose when rainfall is around 0.0 in.
Temperature in San Jose by month
Plan your trip to San Jose by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San Jose, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).
Reviews of airlines servicing San Jose
Get insights into the airlines that provide service to San Jose. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Jose. Reviews last updated June 12, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from San Diego to San Jose. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.1
Entertainment
7.1
Overall
8.0
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Food
7.1
Entertainment
7.1
Overall
8.0
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Food
7.1
Entertainment
7.1
Overall
8.0
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Food
7.1
Entertainment
7.1
Overall
8.0
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Food
7.1
Entertainment
7.1
Overall
8.0
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Food
7.1
Entertainment
7.1
Overall
8.0
Boarding
8.1
Comfort
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentJames,Apr 2025
LAX - SFO
Related info for your journey
Find useful and relevant information for your journey from San Diego to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Diego to San Jose
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from San Diego to San Jose
Discover the top 7 airlines that operate flights from San Diego to San Jose. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$34 | Average$77 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$47 | Average$101 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$48 | Average$160 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$57 | Average$217 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$98 | Average$192 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$110 | Average$219 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$209 | Average$406 | FlexibilityNo cancel fee | On-time71% |