NZ$1,121 Cheap Flights Porto to San Francisco (OPO-SFO)

View NZ$1,121 flight on Fri, 8 May 2026Opens in a new window

Popular airlines from Porto Airport (OPO) to San Francisco International Airport (SFO)

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, 8 May - Tue, 12 May
OPO
Porto
SFO
San Francisco
NZ$1,501 Return, found 5 days ago
NZ$1,501
Return
found 5 days ago
Select United flight, departing Fri, 8 May from Porto to San Francisco, returning Tue, 12 May, priced at NZ$1,501 found 5 days ago
Delta
Fri, 8 May - Tue, 12 May
OPO
Porto
SFO
San Francisco
NZ$1,503 Return, found 5 days ago
NZ$1,503
Return
found 5 days ago
Select Delta flight, departing Fri, 8 May from Porto to San Francisco, returning Tue, 12 May, priced at NZ$1,503 found 5 days ago
Delta
Fri, 8 May - Tue, 12 May
OPO
Porto
SFO
San Francisco
NZ$1,512 Return, found 5 days ago
NZ$1,512
Return
found 5 days ago
Select Delta flight, departing Fri, 8 May from Porto to San Francisco, returning Tue, 12 May, priced at NZ$1,512 found 5 days ago
Delta
Fri, 8 May - Tue, 12 May
OPO
Porto
SFO
San Francisco
NZ$1,512 Return, found 5 days ago
NZ$1,512
Return
found 5 days ago
Select Delta flight, departing Fri, 8 May from Porto to San Francisco, returning Tue, 12 May, priced at NZ$1,512 found 5 days ago
Delta
Fri, 8 May - Tue, 12 May
OPO
Porto
SFO
San Francisco
NZ$1,514 Return, found 5 days ago
NZ$1,514
Return
found 5 days ago
Select Delta flight, departing Fri, 8 May from Porto to San Francisco, returning Tue, 12 May, priced at NZ$1,514 found 5 days ago
Delta
Fri, 8 May - Tue, 12 May
OPO
Porto
SFO
San Francisco
NZ$1,521 Return, found 5 days ago
NZ$1,521
Return
found 5 days ago
Select Delta flight, departing Fri, 8 May from Porto to San Francisco, returning Tue, 12 May, priced at NZ$1,521 found 5 days ago
Delta
Fri, 8 May - Tue, 12 May
OPO
Porto
SFO
San Francisco
NZ$1,522 Return, found 5 days ago
NZ$1,522
Return
found 5 days ago
Select Delta flight, departing Fri, 8 May from Porto to San Francisco, returning Tue, 12 May, priced at NZ$1,522 found 5 days ago
Lufthansa
Fri, 8 May - Tue, 12 May
OPO
Porto
SFO
San Francisco
NZ$1,523 Return, found 5 days ago
NZ$1,523
Return
found 5 days ago
Select Lufthansa flight, departing Fri, 8 May from Porto to San Francisco, returning Tue, 12 May, priced at NZ$1,523 found 5 days ago
KLM
Fri, 8 May - Tue, 12 May
OPO
Porto
SFO
San Francisco
NZ$1,551 Return, found 5 days ago
NZ$1,551
Return
found 5 days ago
Select KLM flight, departing Fri, 8 May from Porto to San Francisco, returning Tue, 12 May, priced at NZ$1,551 found 5 days ago
Air France
Fri, 8 May - Tue, 12 May
OPO
Porto
SFO
San Francisco
NZ$1,562 Return, found 5 days ago
NZ$1,562
Return
found 5 days ago
Select Air France flight, departing Fri, 8 May from Porto to San Francisco, returning Tue, 12 May, priced at NZ$1,562 found 5 days ago

Frequently asked questions

How much is a flight from OPO to SFO?
If you're travelling from Porto Airport to SFO, round-trip journeys start from NZ$1,501. This price is based on airfares available within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from OPO to SFO?
This varies between air carriers, as each has its own set of terms and conditions. Head to the Customer Service Portal, where you'll find simple instructions on how to cancel online.
How do I find cheap flights from Dr. Francisco de Sa Carneiro Airport (OPO) to San Francisco Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Porto Airport to San Francisco Intl. Airport (SFO) flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from OPO to SFO?
Averaging 14 hours and 37 minutes, the flight from Porto Airport to San Francisco Airport is a long one. To make your in-flight experience more relaxing, bring a quality travel pillow and a pair of noise-cancelling earplugs.
How far is the flight from Porto Airport to San Francisco Intl. Airport (SFO)?
You'll have 9 000 kilometres to cover on the long-haul Maia to San Francisco route. Wear layers of comfy clothes and consider taking a pair of noise-cancelling earphones.
Which airlines fly direct from OPO to San Francisco Airport?
Unfortunately, there are no airlines that directly fly between Dr. Francisco de Sa Carneiro Airport (OPO) and San Francisco Airport. You'll need to book a flight with one or more stops.
Are Porto Airport to San Francisco Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes nab a bargain, with some of the cheapest airfares from OPO to San Francisco Intl. Airport (SFO) emerging a few weeks prior to the departure date. If you'd rather book ahead of time, Expedia compares and updates all the best flight deals continuously — as early as 12 months in advance in some cases. It depends on the carrier though, as not all airlines advertise prices so far in advance.

Travel information

Origin airport
Dr. Francisco de Sa Carneiro
Destination airport
San Francisco Intl.
Return price
NZ$1,501
Distance
8913 km

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