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Cheap flights from San Francisco to Porto from $441

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Porto departing on 6/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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Sun 6/2
Sun 6/9

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Easily compare round-trip flights from San Francisco to Porto

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from San Francisco to Porto by changing tabs
Multiple Airlines
Oct 1
SFO8:10 pmSan Francisco
17h 55m
1 stop
OPO10:05 pmPorto
Oct 23
OPO9:55 pmPorto
28h 15m
1 stop
SFO6:10 pmSan Francisco
Vueling
Sep 24
SFO8:10 pmSan Francisco
17h 05m
1 stop
OPO9:15 pmPorto
Oct 3
OPO8:35 amPorto
17h 35m
1 stop
SFO6:10 pmSan Francisco
TAP AIR PORTUGAL
Oct 28
SFO5:40 pmSan Francisco
14h 20m
1 stop
OPO3:00 pmPorto
Nov 4
OPO5:00 amPorto
17h 45m
1 stop
SFO2:45 pmSan Francisco
Scandinavian Airlines
Oct 2
SFO5:40 pmSan Francisco
31h 10m
1 stop
OPO8:50 amPorto
Oct 21
OPO12:05 pmPorto
35h 45m
1 stop
SFO3:50 pmSan Francisco
Air Transat
Sep 30
SFO6:15 amSan Francisco
16h 45m
1 stop
OPO7:00 amPorto
Oct 18
OPO8:45 amPorto
22h 31m
1 stop
SFO11:16 pmSan Francisco
Iberia
Oct 28
SFO9:45 pmSan Francisco
26h 55m
2 stops
OPO7:40 amPorto
Nov 4
OPO8:40 pmPorto
36h 04m
2 stops
SFO12:44 amSan Francisco

Find the cheapest one-way flights from San Francisco to Porto

If you're looking for one-way flights from San Francisco to Porto, view some of our deals below provided by TAP AIR PORTUGAL, United Airlines and Vueling
Multiple Airlines
Jun 26
SFO2:42 pmSan Francisco
32h 48m
3 stops
OPO7:30 amPorto
Vueling
Aug 3
SFO8:10 pmSan Francisco
17h 05m
1 stop
OPO9:15 pmPorto
TAP AIR PORTUGAL
Aug 2
SFO4:20 pmSan Francisco
18h 40m
1 stop
OPO7:00 pmPorto

KLM flights from San Francisco to Porto

Our best KLM deals on San Francisco to Porto flight tickets
KLM
Sep 22
SFO1:50 pmSan Francisco
22h 10m
1 stop
OPO8:00 pmPorto
Oct 11
OPO9:15 amPorto
16h 45m
1 stop
SFO6:00 pmSan Francisco
KLM
Oct 2
SFO2:25 pmSan Francisco
17h 15m
2 stops
OPO3:40 pmPorto
Oct 20
OPO5:00 amPorto
19h 47m
2 stops
SFO4:47 pmSan Francisco

Air Transat flights from San Francisco to Porto

Our best Air Transat deals on San Francisco to Porto flight tickets
Air Transat
Sep 30
SFO6:15 amSan Francisco
16h 45m
1 stop
OPO7:00 amPorto
Oct 18
OPO8:45 amPorto
22h 31m
1 stop
SFO11:16 pmSan Francisco
Air Transat
Sep 30
SFO6:15 amSan Francisco
16h 45m
1 stop
OPO7:00 amPorto
Oct 8
OPO8:40 amPorto
22h 36m
1 stop
SFO11:16 pmSan Francisco
Air Transat
Jul 8
SFO1:55 pmSan Francisco
13h 50m
1 stop
OPO11:45 amPorto
Jul 23
OPO1:30 pmPorto
31h 20m
1 stop
SFO12:50 pmSan Francisco

How to get the cheapest flight ticket from San Francisco to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from San Francisco to Porto?

February. The cheapest time of year to fly to Porto from San Francisco is February. Most expensive is July

What is the cheapest day to depart San Francisco for Porto?

Thursday. The cheapest day of the week is typically Thursday. The most expensive is typically Friday

When is the cheapest time to fly from San Francisco to Porto?

In the afternoon. San Francisco to Porto flights are approximately 16% more expensive in the morning than in the afternoon

What is the cheapest airline that flies to Porto from San Francisco?

Iberia. American Airlines, Delta, and Iberia are the most popular carriers operating from San Francisco to Porto

What is the cheapest San Francisco to Porto flight route?

San Francisco - Porto. Fly from San Francisco to Porto for the best San Francisco - Porto flight prices

How far in advance should you book San Francisco to Porto flights?

28 days before. The cheapest time to buy a flight from San Francisco to Porto is approximately 28 days to departure

Cheap San Francisco to Porto (SFO to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Porto

Best Price Found

$441

Fastest flight time

13h 40m

Direct flights

None

Airports in Porto

1 airport
The best one-way flight to Porto from San Francisco in the past 72 hours is $441. The best round-trip flight deal from San Francisco to Porto found on momondo in the last 72 hours is $599.
The fastest flight from San Francisco to Porto takes 13h 40m
There are no direct flights from San Francisco to Porto. Popular non-direct route for this connection is San Francisco Airport - Porto Airport.
There is 1 airport near Porto: Porto (OPO)

  • How far is San Francisco to Porto by plane?

    Porto is 5565.0 mi away from San Francisco. Typically, this will take 13h 40m by plane in normal conditions.

  • When did momondo last update prices for flights from San Francisco Airport to Porto Airport?

    Prices for flights from San Francisco Airport to Porto Airport were last updated today.

  • How many operators does momondo search for flights from San Francisco Airport to Porto Airport?

  • How old do you have to be to fly from San Francisco Airport to Porto Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Francisco Airport to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The necessary travel and health documents for your Porto Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Best airlines flying from San Francisco to Porto

Compare and see reviews for airlines that fly from San Francisco to Porto with momondo
Airline
Rating
Free Cancellation
Price
IberiaPriceFrom $500Free CancellationRating
7.1
2,742 reviews
Search Iberia flights
VuelingPriceFrom $539Free CancellationRating
6.9
1,424 reviews
Search Vueling flights
DeltaPriceFrom $563Free CancellationRating
8.0
10,476 reviews
Search Delta flights
British AirwaysPriceFrom $572Free CancellationRating
6.8
6,762 reviews
Search British Airways flights
TAP AIR PORTUGALPriceFrom $573Free CancellationRating
7.1
2,110 reviews
Search TAP AIR PORTUGAL flights
KLMPriceFrom $642Free CancellationRating
7.8
1,521 reviews
Search KLM flights
SWISSPriceFrom $702Free CancellationRating
7.7
1,955 reviews
Search SWISS flights
United AirlinesPriceFrom $706Free CancellationRating
7.4
10,799 reviews
Search United Airlines flights
LufthansaPriceFrom $713Free CancellationRating
6.9
7,594 reviews
Search Lufthansa flights
American AirlinesPriceFrom $733Free CancellationRating
7.3
14,316 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Porto?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Porto from San Francisco.

Can I find flights from San Francisco to Porto with flexible booking policies on momondo?

Flights from San Francisco to Porto with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Francisco to Porto?

Once all potential San Francisco to Porto flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Francisco to Porto right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Porto, momondo offers a useful price alert feature which will track prices for flights to Porto from San Francisco and alert you when they change.


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