Get Me There. San Francisco to Porto
The cheapest round trip from San Francisco to Porto right now is $727 — Oct 25 → Nov 3, 9 nights, 1 stop.
Best fare
Porto Oct 25 → Nov 3 · 9 nights · 1 stop
In the typical range for this route ($664–$727).
Prices checked on Sep 2
By month
September 2026 $820
October 2026cheapest $727
November 2026 $727
December 2026 $736
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Price history
8 weeks tracked · weekly lows
All dates (4 priced)
Oct 25 → Nov 3 9 nights · 1 stop
Nov 1 → 10 9 nights · 1 stop
Dec 7 → 16 9 nights · 2 stops
Sep 28 → Oct 5 7 nights · 1 stop
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