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Cheap flights from San Jose to San Diego from £48

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 17/2. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SAN
22 Jan — 29 Jan1
1 adult

Cheap flight deals from San Jose to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to San Diego (SAN). 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 17 January 2025.

Round-trip from

£79

One-way from

£48

Popular in

April

Cheapest in

October

Average price

£97
Alaska Airlines
  • Alaska Airlines
  • 15/4-23/4
  • Nonstop
  • 3h 03m total
  • San Jose to San Diego
Alaska Airlines
  • Alaska Airlines
  • 17/2
  • Nonstop
  • 1h 25m total
  • San Jose to San Diego
High demand for flights, 23% potential price rise
Best time to find cheap flights, 3% potential price drop
Average for round-trip flights in January 2025

Find flight deals from San Jose to San Diego

Cheapest flights from San Jose to San Diego
Explore the most affordable flight options available from San Jose to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 January 2025.

Tue 15/406:15SJC - SAN
Nonstop1h 30mAlaska Airlines
Wed 23/416:10SAN - SJC
Nonstop1h 33mAlaska Airlines
Deal found 15/1£79
Mon 24/317:11SJC - SAN
1 stop5h 39mDelta
Thu 27/319:08SAN - SJC
1 stop4h 49mDelta
Deal found 16/1£145
Fri 4/717:30SJC - SAN
Nonstop1h 25mSouthwest
Fri 11/709:00SAN - SJC
Nonstop1h 30mSouthwest
Deal found 17/1£196
Mon 17/218:55SJC - SAN
2 stops15h 20mUnited Airlines
Wed 19/207:00SAN - SJC
1 stop14h 33mUnited Airlines
Deal found 17/1£383

Find flights from San Jose to San Diego within your budget

Customise your flight search to find flights from San Jose 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, Cheapflights users made 858,174 searches. Data last updated 17 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Tue 15/4

06:15-07:45

Nonstop1h 30m

San Diego

Wed 23/4

16:10-17:43

Nonstop1h 33m

£79

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Mon 24/3

05:45-12:25

1 stop6h 40m

San Diego

Mon 31/3

19:08-23:57

1 stop4h 49m

£145

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Fri 4/7

17:30-18:55

Nonstop1h 25m

San Diego

Fri 11/7

09:00-10:30

Nonstop1h 30m

£196

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Mon 17/2

18:55-10:15

2 stops15h 20m

San Diego

Wed 19/2

07:00-21:33

1 stop14h 33m

£383

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Mon 17/2

06:15-07:40

Nonstop1h 25m

£48

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Sun 23/3

08:00-09:20

Nonstop1h 20m

£69

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Sat 26/4

05:45-12:33

1 stop6h 48m

£73

San JoseSan Diego

SJC - SAN

SJCSAN

San Jose

Mon 17/2

18:55-10:15

2 stops15h 20m

£199

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Best time to book a flight from San Jose to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from San Jose with our price prediction graph.
Estimated return 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.

Travel insights for flights from San Jose to San Diego

Get recent, data-driven insights about flights from San Jose to San Diego including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from San Jose to San Diego?

Use this chart to determine the optimal time to book a return flight from San Jose to San Diego. Price data was last updated on 10 January 2025.

The best time to book flights from San Jose to San Diego is 58 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 Jose to San Diego?

Currently, January is the cheapest month in which you can book a flight from San Jose to San Diego (average of £585). Flying from San Jose to San Diego in July is currently the most expensive (average of £920). 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 SJC to SAN?

Find hourly flight availability from San Jose to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 January 2025.

One of the essential ways to save on airfare from San Jose to San Diego is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at midday could potentially save you up to 26% on airfare.

Weekly flight availability from San Jose to San Diego

Explore weekly flight availability from San Jose to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 17 January 2025.

The most flights from SJC to SAN are scheduled on a Thursday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).

Rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 inches per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

Temperature in San Diego by month

Plan your trip to San Diego by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 Diego. Reviews last updated 17 January 2025.
Peruse reviews from past customers who have flown with United Airlines, Alaska Airlines and Southwest from San Jose to San Diego to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very Good
4,659 reviews

Crew

8.7

Food

7.2

Overall

8.1

Comfort

8.1

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.1
Very Good
4,659 reviews
8.1
Very Good
4,659 reviews

Crew

8.7

Food

7.2

Overall

8.1

Comfort

8.1

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.0
Very Good
9,684 reviews
8.1
Very Good
4,659 reviews

Crew

8.7

Food

7.2

Overall

8.1

Comfort

8.1

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

8.0
Very Good
8,513 reviews
8.1
Very Good
4,659 reviews

Crew

8.7

Food

7.2

Overall

8.1

Comfort

8.1

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

7.4
Good
8,969 reviews
8.1
Very Good
4,659 reviews

Crew

8.7

Food

7.2

Overall

8.1

Comfort

8.1

Entertainment

7.7

Boarding

8.2

Reviews

1 / 10

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from San Jose to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How popular is this San Jose to San Diego flight route?

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

    Our cheapest airline available from San Jose to San Diego is Alaska Airlines. Our recent data shows that you can find tickets from as low as £79 on this airline. Additional options worth looking into are Delta and Southwest, starting at £145 and £196 round-trip. Alaska Airlines is priced at 25% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapet airlines for a one-way flight from San Jose to San Diego are Alaska Airlines (£48), Southwest (£69), and Delta (£73).

  • What are the most reliable airlines from San Jose to San Diego?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Jose to San Diego on time: Spirit Airlines (86%), Southwest (76%), American Airlines (69%).

  • Can I find deals for flights from San Jose to San Diego that include hotel bookings?

    Yes. In addition to deals on San Jose to San Diego flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from San Jose to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to San Diego.

  • Can I find deals for business class flights from San Jose to San Diego?

    Yes. Cheapflights offers flight deals from San Jose to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Jose to San Diego?

    Currently, January is the cheapest month in which you can book a flight from San Jose to San Diego (average of £585). Flying from San Jose to San Diego in July is currently the most expensive (average of £920). 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.

See more FAQs

Travelling to a place near San Jose?

Book flights to San Jose if you plan to visit one of these locations
El Cajon

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Why should you use Cheapflights to find cheap flight tickets from San Jose to San Diego?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Diego from San Jose.

Can Cheapflights find flights from San Jose to San Diego with no change fees?

Yes! Cheapflights helps users easily find flights from San Jose to San Diego with no change fees.

Can Cheapflights notify me if prices for flights from San Jose to San Diego become cheaper?

Yes, Cheapflights offers price alerts on San Jose to San Diego flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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