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Cheap flights from San Francisco (SFO) to Porto (OPO)

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0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from San Francisco (SFO) to Porto (OPO)

How to find the cheapest flight from San Francisco (SFO) to Porto (OPO)
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How to find the cheapest flight from San Francisco (SFO) to Porto (OPO)
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How to find the cheapest flight from San Francisco (SFO) to Porto (OPO)
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Cheap flights from San Francisco to Porto in March , April 2026

23 Mar - 02 Apr $ 856.00
SFO
San Francisco
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
1 STOPS
SFO
San Francisco
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09 Mar - 03 Apr $ 1,204.00
SFO
San Francisco
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
1 STOPS
SFO
San Francisco
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06 Mar - 03 Apr $ 1,224.00
SFO
San Francisco
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
1 STOPS
SFO
San Francisco
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Last minute flights from San Francisco to Porto

24 Mar - 31 Mar $ 973.00
SFO
San Francisco
Hawaiian Airlines
2 STOPS
OPO
Porto
OPO
Porto
Hawaiian Airlines
2 STOPS
SFO
San Francisco
Pick dates
09 Mar - 31 Mar $ 1,407.00
SFO
San Francisco
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
1 STOPS
SFO
San Francisco
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06 Mar - 31 Mar $ 1,427.00
SFO
San Francisco
TAP Portugal
1 STOPS
OPO
Porto
OPO
Porto
TAP Portugal
1 STOPS
SFO
San Francisco
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One-way flights to Porto from San Francisco

8:55 PM - 9:25 PM
easyJet
1 Stops
18h 45m
SFO - OPO
$ 449
Kiwi
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5:35 PM - 2:00 PM
TAP Portugal
1 Stops
14h 25m
SFO - OPO
$ 562
Kiwi
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1:05 PM - 10:45 PM
United Airlines
1 Stops
13h 25m
SFO - OPO
$ 1,039
Kiwi
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How to find the cheapest flight from San Francisco (SFO) to Porto (OPO)

Related info for your journey
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How to find the cheapest flight from San Francisco (SFO) to Porto (OPO)
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 San Francisco (SFO) to Porto (OPO)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.