How does KAYAK find such low prices on flights from California to Porto?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Porto. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Porto?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from California is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from California to Porto?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto with an airline and back to California with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Porto?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$284 CHEAP FLIGHTS from California to Porto

OPO

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Flights Deals

Cheap Flight Deals from California to Porto

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from California to Porto that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Round-trip

One-way

Last minute

Recent round-trip flight deals from California to Porto

KAYAK's recommended round-trip deals from the most popular airlines that fly from California to Porto.

Discover the best prices for you by selecting your travel dates on KAYAK.

4:40 pm - 8:25 pmLAX-OPO

19h 45m1 stop

10:35 pm - 2:40 pmOPO-LAX

24h 05m1 stop

$570TAP AIR PORTUGAL

Find Deal

Sat, Oct 11 - Fri, Oct 24

4:20 pm - 7:00 pmSFO-OPO

18h 40m1 stop

10:30 pm - 2:35 pmOPO-SFO

24h 05m1 stop

$570TAP AIR PORTUGAL

Find Deal

Mon, Oct 6 - Tue, Oct 21

8:10 pm - 9:20 pmSFO-OPO

17h 10m1 stop

8:35 am - 6:10 pmOPO-SFO

17h 35m1 stop

$590

Find Deal

Tue, Oct 14 - Tue, Oct 21

8:10 pm - 9:20 pmSFO-OPO

17h 10m1 stop

10:00 pm - 6:10 pmOPO-SFO

28h 10m1 stop

$622Iberia

Find Deal

Tue, Oct 14 - Wed, Oct 22

7:45 pm - 10:55 pmLAX-OPO

19h 10m1 stop

6:00 pm - 5:30 pmOPO-LAX

31h 30m1 stop

$625

Find Deal

Mon, May 12 - Tue, May 27

2:28 pm - 3:55 pmSFO-OPO

17h 27m2 stops

10:00 pm - 6:10 pmOPO-SFO

28h 10m1 stop

$638Iberia

Find Deal

Tue, Oct 14 - Wed, Oct 22

2:28 pm - 3:55 pmSFO-OPO

17h 27m2 stops

12:20 pm - 11:26 pmOPO-SFO

19h 06m2 stops

$687American Airlines

Find Deal

Tue, Oct 14 - Wed, Oct 22

7:20 am - 11:40 amSFO-OPO

20h 20m2 stops

12:20 pm - 12:17 amOPO-SFO

19h 57m2 stops

$717American Airlines

Find Deal

Mon, Oct 6 - Tue, Oct 21

8:00 pm - 9:20 pmSFO-OPO

17h 20m1 stop

8:35 am - 6:00 pmOPO-SFO

17h 25m1 stop

$723Vueling

Find Deal

Sun, May 18 - Tue, May 27

8:00 pm - 4:15 pmSFO-OPO

36h 15m1 stop

1:40 pm - 6:45 pmOPO-SFO

37h 05m1 stop

$928Vueling

Find Deal

Tue, Jun 3 - Fri, Jun 6

Useful Info

Low season	February
High season	July
Cheapest flight	$284

Best time to beat the crowds with an average 24% drop in price.

Most popular time to fly with an average 26% increase in price.

Flight from Los Angeles to Porto

How does KAYAK find such low prices on flights from California to Porto?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Porto.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Porto?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from California is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from California to Porto?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto with an airline and back to California with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Porto?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Lamego

Guimarães

Pinhao

Viseu

Esposende

Ponte de Lima

Arcos de Valdevez

Baiao

Santa Maria da Feira

Amares

Everything you need to know for your flight to Porto

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on the airport you'll fly into in Porto

Porto (OPO)

OPO

$284 Find Cheap Flights from California to Porto

KAYAK searches hundreds of travel sites at once for deals on flights to Porto

Cheap Flight Deals from California to Porto

Recent round-trip flight deals from California to Porto

Recent one-way flight deals from California to Porto

Recent last minute flight deals from California to Porto

Good to know

FAQs for booking flights from California to Porto

How does KAYAK find such low prices on flights from California to Porto?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from California to Porto.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from California to Porto?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Porto from California is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from California to Porto?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Porto with an airline and back to California with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from California to Porto?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Porto from California up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Traveling to a place near Porto?

Everything you need to know for your flight to Porto

Information on the airport you'll fly into in Porto

Cabin class types available on flights to California

Complete your trip to Porto with a hotel stay or car rental

Find direct flights for Porto

Flights to other popular destinations

Flights from domestic origins to Porto

Choose which airport to fly into in Porto

Find deals for your return flight