Cheap flights from Portland 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 35% 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 Portland (PDX) to San Diego (SAN)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Tue., 6 May - Tue., 13 May
PDX
Portland
SAN
San Diego
AU$283 Return, found 5 hours ago
AU$283
Return
found 5 hours ago
Select Hawaiian Airlines flight, departing Tue., 6 May from Portland to San Diego, returning Tue., 13 May, priced at AU$283 found 5 hours ago
Hawaiian Airlines
Tue., 6 May - Thu., 8 May
PDX
Portland
SAN
San Diego
AU$299 Return, found 5 hours ago
AU$299
Return
found 5 hours ago
Select Hawaiian Airlines flight, departing Tue., 6 May from Portland to San Diego, returning Thu., 8 May, priced at AU$299 found 5 hours ago
Delta
Mon., 5 May - Thu., 8 May
PDX
Portland
SAN
San Diego
AU$314 Return, found 5 hours ago
AU$314
Return
found 5 hours ago
Select Delta flight, departing Mon., 5 May from Portland to San Diego, returning Thu., 8 May, priced at AU$314 found 5 hours ago
Alaska Airlines
Thu., 8 May - Fri., 9 May
PDX
Portland
SAN
San Diego
AU$315 Return, found 5 hours ago
AU$315
Return
found 5 hours ago
Select Alaska Airlines flight, departing Thu., 8 May from Portland to San Diego, returning Fri., 9 May, priced at AU$315 found 5 hours ago
United
Thu., 8 May - Fri., 9 May
PDX
Portland
SAN
San Diego
AU$474 Return, found 5 hours ago
AU$474
Return
found 5 hours ago
Select United flight, departing Thu., 8 May from Portland to San Diego, returning Fri., 9 May, priced at AU$474 found 5 hours ago
American Airlines
Thu., 8 May - Fri., 9 May
PDX
Portland
SAN
San Diego
AU$601 Return, found 5 hours ago
AU$601
Return
found 5 hours ago
Select American Airlines flight, departing Thu., 8 May from Portland to San Diego, returning Fri., 9 May, priced at AU$601 found 5 hours ago
*Available to Expedia members.