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

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Portland (PDX) to San Diego (SAN)

How to find the cheapest flight from Portland (PDX) to San Diego (SAN)
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How to find the cheapest flight from Portland (PDX) to San Diego (SAN)
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How to find the cheapest flight from Portland (PDX) to San Diego (SAN)
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Cheap flights from Portland to San Diego in September , October 2026

30 Sep - 31 Oct $ 344.00
PDX
Portland
Alaska Airlines
DIRECT
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
PDX
Portland
Pick dates
30 Sep - 05 Oct $ 529.00
PDX
Portland
Frontier Airlines
DIRECT
SAN
San Diego
SAN
San Diego
Frontier Airlines
1 STOPS
PDX
Portland
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30 Sep - 01 Oct $ 553.00
PDX
Portland
Alaska Airlines
DIRECT
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
PDX
Portland
Pick dates

Last minute flights from Portland to San Diego

30 Sep - 01 Oct $ 529.00
PDX
Portland
Frontier Airlines
DIRECT
SAN
San Diego
SAN
San Diego
Frontier Airlines
1 STOPS
PDX
Portland
Pick dates
29 Sep - 30 Sep $ 553.00
PDX
Portland
Alaska Airlines
DIRECT
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
PDX
Portland
Pick dates
29 Sep - 30 Sep $ 557.00
PDX
Portland
Alaska Airlines
DIRECT
SAN
San Diego
SAN
San Diego
Alaska Airlines
DIRECT
PDX
Portland
Pick dates

One-way flights to San Diego from Portland

3:03 PM - 3:03 PM
Alaska Airlines
0 Stops
2h 33m
PDX - SAN
$ 277
Kiwi
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2:03 PM - 2:03 PM
Alaska Airlines
0 Stops
2h 33m
PDX - SAN
$ 277
Kiwi
Pick dates
7:55 AM - 7:55 AM
Alaska Airlines
0 Stops
2h 35m
PDX - SAN
$ 277
Kiwi
Pick dates

How to find the cheapest flight from Portland (PDX) to San Diego (SAN)

Related info for your journey
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How to find the cheapest flight from Portland (PDX) to San Diego (SAN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to San Diego (SAN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.