Cheap flights from San Diego to San Jose

One-way fares from $56 · SAN → SJC · prices found by travellers in the last 48 hours

Cheapest fare
$56

Alaska Airlines · Sat, Nov 21

Cheapest month
November

from $56

Direct flights
Yes

Alaska Airlines and Southwest Airlines

Flight time
1h 30m

670 km

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Cheapest month to fly from San Diego to San Jose

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $56
  2. December 2026 $70
  3. January 2027 $58
  4. June 2027 $159
  5. September 2027 $155

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Where to stay, what to do and getting around, from our travel partners.

About flights from San Diego to San Jose

San Diego (SAN) and San Jose (SJC) are about 670 km apart. Direct flights take around 1h 30m, and recent direct fares were with Alaska Airlines and Southwest Airlines. Over the next few months, one-way fares start from $56, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from San Diego to San Jose?

The cheapest one-way fare we've seen recently is $56 with Alaska Airlines, departing Saturday, November 21, 2026. Over the coming months, the lowest fare in each month ranges from $56 to $159.

What is the cheapest month to fly from San Diego to San Jose?

November 2026 currently has the lowest fares, from $56 one way.

Are there direct flights from San Diego to San Jose?

Yes. Recent direct fares were with Alaska Airlines and Southwest Airlines.

How long is the flight from San Diego to San Jose?

A direct flight takes about 1h 30m. San Diego and San Jose are around 670 km apart.

Which airlines fly from San Diego to San Jose?

Recent fares on this route were with Alaska Airlines and Southwest Airlines.

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