Portland to San Diego
PDXSAN
Fly from Portland to San Diego starting at USD 142 with Frontier Airlines.
Best fare available on Jul 8, 2026.
Limited seats. Better plans. Book before it's gone.
Portland to San Diego cheapest flights this week
Portland to San Diego monthly flight fare trend
Jul
from USD 142
Aug
No flights
Sep
No flights
Oct
No flights
Nov
No flights
Dec
No flights
Airport Details
Origin
Portland
Portland International Airport (PDX)
Portland, PDX
Zone
Los Angeles
Elev
31 ft
Destination
San Diego
San Diego International Airport (SAN)
San Diego, SAN
Zone
Los Angeles
Elev
17 ft
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