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>

$275 CHEAP FLIGHTS from California to Porto

OPO

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

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Flight Deals

Cheap Flights from California to Porto

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from California to Porto

Mon, May 11 - Thu, May 21

7:10 pm - 11:00 am

LAX

OPO

31h 50m

1 stop

11:50 am - 4:50 pm

OPO

LAX

37h 00m

1 stop

$520Scandinavian Airlines

Thu, Apr 23 - Thu, May 7

7:10 pm - 8:45 am

LAX

OPO

29h 35m

1 stop

11:50 am - 4:50 pm

OPO

LAX

37h 00m

1 stop

$546Scandinavian Airlines

Sat, Apr 18 - Fri, May 1

6:00 pm - 7:50 am

LAX

OPO

29h 50m

1 stop

10:30 pm - 2:40 pm

OPO

LAX

24h 10m

1 stop

$574TAP AIR PORTUGAL

Sat, May 2 - Sat, May 9

6:00 pm - 8:25 pm

LAX

OPO

18h 25m

1 stop

5:05 am - 2:40 pm

OPO

LAX

17h 35m

1 stop

$575TAP AIR PORTUGAL

Mon, Apr 20 - Mon, Apr 27

5:30 pm - 9:00 pm

LAX

OPO

19h 30m

2 stops

1:35 pm - 1:05 pm

OPO

LAX

31h 30m

2 stops

$598Multiple Airlines

Tue, Apr 14 - Wed, Apr 29

6:45 pm - 10:00 am

SFO

OPO

31h 15m

1 stop

10:45 am - 10:50 am

OPO

SFO

32h 05m

1 stop

$643Turkish Airlines

Mon, May 4 - Wed, May 20

6:45 pm - 3:40 pm

SFO

OPO

36h 55m

1 stop

10:45 am - 10:50 am

OPO

SFO

32h 05m

1 stop

$646Turkish Airlines

Wed, Aug 5 - Wed, Aug 19

6:40 am - 6:55 am

SAN

OPO

16h 15m

1 stop

2:25 pm - 11:15 am

OPO

SAN

28h 50m

2 stops

$686United Airlines

Tue, Apr 14 - Wed, Apr 29

8:10 am - 5:50 pm

SFO

OPO

25h 40m

2 stops

4:05 pm - 12:40 pm

OPO

SFO

28h 35m

2 stops

$690Multiple Airlines

Tue, Apr 28 - Thu, May 7

6:05 am - 9:45 am

ONT

OPO

19h 40m

2 stops

6:00 am - 8:36 pm

OPO

ONT

22h 36m

2 stops

$808United Airlines

Useful Info

Low season	January
High season	July
Cheapest flight	$275

Best time to beat the crowds with an average 23% drop in price.

Most popular time to fly with an average 25% 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

Chaves

Pinhao

Esposende

Viseu

Arcos de Valdevez

Espinho

Ponte de Lima

Baiao

Santa Maria da Feira

Caminha

Mira

Penafiel

Amares

Curia

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

$275 Find Cheap Flights from California to Porto

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

Cheap Flights 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