San Diego
Portland → San Diego
$117 USDRoundtrip
✓ $136.80 USD+$19.80 · checked 21h ago
Sep 2026 – Feb 2027 · Alaska Airlines
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← Portland Deals / USA
Cheap Flights From Portland to USA
Active USA deals departing Portland.
Honolulu
Portland → Honolulu
$346 USDRoundtrip
✓ $309.80 USD−$36.20 · checked 21h ago
Aug – Dec 2026 · Nonstop
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Nashville
Portland → Nashville
$168 USDRoundtrip
$266.41 USD+$98.41 · checked 21h ago
Sep – Dec 2026 · American Airlines · 1 stop
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Lihue, Kauai
Portland → Lihue, Kauai
$290 USDRoundtrip
$365.10 USD+$75.10 · checked 21h ago
Oct – Nov 2026 · American Airlines · 1 stop
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Maui
Portland → Maui
$332 USDRoundtrip
$386.99 USD+$54.99 · checked 21h ago
Dec 2026 · Nonstop
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Maui
Portland → Maui
$332 USDRoundtrip
$395.80 USD+$63.80 · checked 21h ago
Sep 2026 – Aug 2027 · Nonstop
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Other regions from Portland