Flights to San Diego from Watsonville

View ฿2,895 flight on Thu, 7 Aug 2025Opens in a new window

Popular airlines from Watsonville to San Diego

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 40% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Watsonville (SJC) to San Diego (SAN)

Prices were available within the past 7 days and start at ฿2,895 for one-way flights and ฿5,625 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, 16 Aug - Mon, 18 Aug
SJC
San Jose
SAN
San Diego
฿5,625 Return, found 20 hours ago
฿5,625
Return
found 20 hours ago
Select Alaska Airlines flight, departing Sat, 16 Aug from San Jose to San Diego, returning Mon, 18 Aug, priced at ฿5,625 found 20 hours ago
Delta
Sat, 16 Aug - Mon, 18 Aug
SJC
San Jose
SAN
San Diego
฿5,785 Return, found 20 hours ago
฿5,785
Return
found 20 hours ago
Select Delta flight, departing Sat, 16 Aug from San Jose to San Diego, returning Mon, 18 Aug, priced at ฿5,785 found 20 hours ago
Delta
Sat, 16 Aug - Mon, 18 Aug
SJC
San Jose
SAN
San Diego
฿5,955 Return, found 20 hours ago
฿5,955
Return
found 20 hours ago
Select Delta flight, departing Sat, 16 Aug from San Jose to San Diego, returning Mon, 18 Aug, priced at ฿5,955 found 20 hours ago
American Airlines
Sat, 16 Aug - Mon, 18 Aug
SJC
San Jose
SAN
San Diego
฿6,120 Return, found 20 hours ago
฿6,120
Return
found 20 hours ago
Select American Airlines flight, departing Sat, 16 Aug from San Jose to San Diego, returning Mon, 18 Aug, priced at ฿6,120 found 20 hours ago
Delta
Sat, 16 Aug - Mon, 18 Aug
SJC
San Jose
SAN
San Diego
฿6,445 Return, found 20 hours ago
฿6,445
Return
found 20 hours ago
Select Delta flight, departing Sat, 16 Aug from San Jose to San Diego, returning Mon, 18 Aug, priced at ฿6,445 found 20 hours ago
United
Sat, 16 Aug - Mon, 18 Aug
SJC
San Jose
SAN
San Diego
฿19,205 Return, found 20 hours ago
฿19,205
Return
found 20 hours ago
Select United flight, departing Sat, 16 Aug from San Jose to San Diego, returning Mon, 18 Aug, priced at ฿19,205 found 20 hours ago

Find the cheapest month to fly from San Jose (SJC) to San Diego (SAN)

August is typically the cheapest month to fly

From ฿1,272 - ฿4,011 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.