Featured daily fares for flights from Porto (OPO) to San Francisco (SFO)
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Jul 2025
From$ 673*
Viewed: 20 hours ago
RoundTrip|Economy
Aug 2025
From$ 693*
Viewed: 20 hours ago
RoundTrip|Economy
Sep 2025
From$ 681*
Viewed: 20 hours ago
RoundTrip|Economy
Oct 2025
From$ 934*
Viewed: 20 hours ago
RoundTrip|Economy
Nov 2025
No result for this month
Dec 2025
No result for this month
Jan 2026
No result for this month
Feb 2026
No result for this month
Mar 2026
No result for this month
Apr 2026
No result for this month
May 2026
No result for this month
Jun 2026
No result for this month
$ 673
Displaying fares for July-2025
08
Tu
JUL
05
Tu
30
Tu
02
Th
01
Sa
NOV
01
Mo
DEC
01
Th
JAN
01
Su
FEB
01
Su
MAR
01
We
APR
01
Fr
MAY
01
Mo
JUN
Range$ 673-$ 934
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
