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Flights from San Diego to San Jose

Flight Info | San Diego to San Jose

The distance between San Diego and San Jose is approximately 670.42 km. It takes around 1 hour 30 minutes on average to fly from San Diego to San Jose. Based on Trip.com's data, travel demand peaks in July. The cheapest month to book is December.

Cheapest one-way
$45
Alaska Airlines Alaska Airlines SAN-SJC 1h 30m · Nonstop Sat, Sep 12
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Cheapest round-trip
$88
Alaska Airlines Alaska Airlines SAN-SJC 1h 38m · Nonstop Thu, Aug 13 - Mon, Aug 17
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Recommended airlines
Alaska Airlines Alaska Airlines Cheapest · From $45 Alaska Airlines Alaska Airlines Most booked
When to travel
August
Cheapest
July
Peak season for travel
Route details
670.42 km
Flight distance
1h 30m
Average flight time

Book direct flights from San Diego to San Jose: One way flights from $45, round trip flights from $88. Find flight deals for the next 3 months below.

      • Cheapest nonstop
        SAN 7:48 AM
        1h 38m
        Nonstop
        SJC 9:26 AM
        San Diego - San Jose | Thu, Aug 13 | Alaska Airlines
        SJC 5:02 PM
        1h 34m
        Nonstop
        SAN 6:36 PM
        San Jose - San Diego | Mon, Aug 17 | Alaska Airlines
        $88 $122
        28% off
        28% off
        $122 $88
      • SAN 12:15 PM
        1h 30m
        Nonstop
        SJC 1:45 PM
        San Diego - San Jose | Sat, Sep 12 | Alaska Airlines
        SJC 7:29 AM
        1h 37m
        Nonstop
        SAN 9:06 AM
        San Jose - San Diego | Wed, Sep 16 | Alaska Airlines
        $89 $122
        27% off
        27% off
        $122 $89
      • SAN 7:48 AM
        1h 38m
        Nonstop
        SJC 9:26 AM
        San Diego - San Jose | Sat, Aug 15 | Alaska Airlines
        SJC 3:15 PM
        1h 34m
        Nonstop
        SAN 4:49 PM
        San Jose - San Diego | Mon, Aug 17 | Alaska Airlines
        $92 $122
        25% off
        25% off
        $122 $92
      • SAN 7:45 AM
        1h 38m
        Nonstop
        SJC 9:23 AM
        San Diego - San Jose | Wed, Aug 19 | Alaska Airlines
        SJC 5:00 PM
        1h 25m
        Nonstop
        SAN 6:25 PM
        San Jose - San Diego | Wed, Aug 19 |
        $95
        22% off
        $122 $95
      • SAN 4:35 PM
        1h 29m
        Nonstop
        SJC 6:04 PM
        San Diego - San Jose | Sat, Aug 29 | Alaska Airlines
        SJC 8:17 PM
        1h 33m
        Nonstop
        SAN 9:50 PM
        San Jose - San Diego | Sat, Sep 5 | Alaska Airlines
        $100
        18% off
        $122 $100
      • SAN 1:00 PM
        17h 25m
        1 stop
        SJC 2:00 PM
        San Diego - San Jose | Tue, Aug 11 | Normal Airline
        SJC 3:00 PM
        6h
        Nonstop
        SAN 4:00 PM
        San Jose - San Diego | Thu, Aug 13 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        SAN 12:15 PM
        1h 30m
        Nonstop
        SJC 1:45 PM
        San Diego - San Jose | Sat, Sep 12 | Alaska Airlines
        $45 $68
        34% off
        34% off
        $68 $45
      • SAN 9:23 PM
        1h 33m
        Nonstop
        SJC 10:56 PM
        San Diego - San Jose | Sat, Aug 29 | Alaska Airlines
        $45 $68
        34% off
        34% off
        $68 $45
      • SAN 9:23 PM
        1h 33m
        Nonstop
        SJC 10:56 PM
        San Diego - San Jose | Tue, Sep 1 | Alaska Airlines
        $46 $68
        32% off
        32% off
        $68 $46
      • SAN 9:23 PM
        1h 33m
        Nonstop
        SJC 10:56 PM
        San Diego - San Jose | Thu, Sep 24 | Alaska Airlines
        $46
        32% off
        $68 $46
      • SAN 12:00 PM
        1h 30m
        Nonstop
        SJC 1:30 PM
        San Diego - San Jose | Wed, Sep 30 | Alaska Airlines
        $55
        19% off
        $68 $55
      • SAN 9:23 PM
        1h 33m
        Nonstop
        SJC 10:56 PM
        San Diego - San Jose | Sun, Sep 13 | Alaska Airlines
        $55
        19% off
        $68 $55
      • SAN 1:00 PM
        17h 25m
        1 stop
        SJC 2:00 PM
        San Diego - San Jose | Tue, Aug 11 | Normal Airline
        Find more flights
        Find more flights

Popular airlines from San Diego to San Jose

You can choose from 2 airlines that fly from San Diego to San Jose, including Alaska Airlines, American Airlines, Alaska Airlines has lowest fares on this route.
Alaska Airlines logo Alaska Airlines
American Airlines logo American Airlines
Airlines are determined based on actual purchased flight tickets from San Diego to San Jose according to previous 12 months data from Trip.com.

Trip.com price insights on flights from San Diego to San Jose

Which month has the cheapest one-way flights from San Diego to San Jose?

The average price of one-way flights from San Diego to San Jose purchased by Trip.com users by month over the past 12 months.

Based on Trip.com’s data, the cheapest month for flights from San Diego to San Jose is August, with an average price of $102; while the month with the highest flight price is usually February, with an average price of up to $210.

$210
$156
$102
$48
  • $102
    Aug
  • $173
    Sep
  • $179
    Oct
  • $137
    Nov
  • $191
    Dec
  • $150
    Jan
  • $210
    Feb
  • $170
    Mar
  • $152
    Apr
  • $209
    May
  • $150
    Jun
  • $172
    Jul

What is the cheapest month for round-trip flights from San Diego to San Jose?

Average price of round-trip flights from San Diego to San Jose purchased by Trip.com users by month over the past 12 months

According to historical data from Trip.com, the lowest prices for flights from San Diego to San Jose are found during February, with an average price of $59. Conversely, the highest prices are found during June, with an average price of up to $558.

$558
$309
$59
0
    Cheapest
  • $194
    Aug
  • $128
    Sep
  • $167
    Oct
  • $209
    Nov
  • $238
    Dec
  • $115
    Jan
  • $59
    Feb
  • $443
    Mar
  • $142
    Apr
  • $383
    May
  • $558
    Jun
  • $393
    Jul

When is the cheapest day to fly from San Diego to San Jose during Labor Day?

Data is based on the lowest one-way price from San Diego to San Jose during Labor Day on Trip.com in the past 3 days.

Labor Day is scheduled for Sep 7. The cheapest flights from San Diego to San Jose are available on Sep 5, with fares starting at $55.

$168
$112
$55
0
    Cheapest
  • $112
    3
    Sep
  • $59
    4
  • $55
    5
  • $168
    6
  • $66
    7
  • $130
    8
  • $56
    9

Frequently Asked Questions

  • What are the cheapest flights from San Diego to San Jose (SAN-SJC)?

    Based on Trip.com data, Alaska Airlines offers one-way fares as low as $45 on Cheapest nonstop routes (e.g. SAN to SJC on Sat, Sep 12), while Alaska Airlines offers Cheapest nonstop round-trips from $88 departing on Thu, Aug 13 and returning on Mon, Aug 17.
  • At the moment, you can catch a nonstop flight from San Diego to San Jose with the following airlines, including: Alaska Airlines American Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.
  • It takes around 1 hour 30 minutes to fly from San Diego (SAN) to San Jose (SJC).
  • By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from San Diego to San Jose is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.
  • Based on Trip.com data in the past 4 weeks, there is 142 flight per week flying from San Diego to San Jose. You can check the weekly schedule for popular airlines on this route below: Alaska Airlines: S/M/T/W/T/F/S -- AS3029 (17:17) Alaska Airlines: S/M/T/W/T/F/S -- AS3359 (07:57) American Airlines: S/M/T/W/T/F/S -- AA9322 (07:57)
  • To find best deals on flights from San Diego to San Jose, you can use various tools on Trip.com:
    · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Sat, Sep 12, with one-way flights priced at just $45.
    · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Alaska Airlines.
    · Set up price alerts to easily monitor ticket prices without having to check every day.
    · Check Trip.com flight deals and promo codes frequently.
    · Avoid peak season unless you book very early. It seems the peak season for San Jose travel is around July.
    · Get exclusive promo codes for Trip.com app users.
  • The cheapest months to fly from San Diego to San Jose is December, when demand for travel is lower.
  • After crunching the numbers on our August flight calendar, it's currently cheapest to fly from San Diego to San Jose on August 27, 2026 with Alaska Airlines, with prices starting at $40.
  • You can land at any one of the following hubs in San Jose, with San Diego International Airport to San Jose Mineta International Airport (SAN-SJC) is by far the most common option on this route: San Jose Mineta International Airport (SJC).
  • The time difference between San Jose and San Diego is 0m.
  • Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.
  • Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from San Diego to San Jose is $119. Fares vary by travel date, airline and availability.
  • Based on Trip.com data for travel in the next 30 days, the average round-trip fare from San Diego to San Jose is $215. The final price depends on the outbound and return dates, airline and fare conditions.
  • Enter San Diego and San Jose, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.