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$216+ Cheap flights from California to Porto (OPO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — OPO
nov. 26 — dic. 31
mar. 11/26
mar. 12/3
1 adult, Economy
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Cheap flight deals from California to Porto

Discover tips and strategies to find the most affordable flight options for your journey from California (USCA) to Porto (OPO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated noviembre 21, 2024.

Find flight deals from California to Porto

Cheapest flights from California to Porto
Explore the most affordable flight options available from California to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/94:40 pmSFO - OPO
1 stop14h 20mMultiple Airlines
mié. 2/56:15 amOPO - SFO
2 stops38h 51mMultiple Airlines
Deal found 11/19$627
This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/105:30 amLAX - OPO
3 stops27h 30mMultiple Airlines
mar. 1/148:00 pmOPO - LAX
3 stops33h 42mMultiple Airlines
Deal found 11/20$738
This SmartFares deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/81:00 pmLAX - OPO
1 stop42h 25mTurkish Airlines
vie. 12/274:25 pmOPO - LAX
1 stop26h 40mTurkish Airlines
Deal found 11/20$812
This TAP AIR PORTUGAL deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/94:40 pmSFO - OPO
1 stop14h 20mTAP AIR PORTUGAL
vie. 1/316:55 amOPO - SFO
1 stop17h 00mTAP AIR PORTUGAL
Deal found 11/19$837
This SWISS deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/297:10 pmLAX - OPO
1 stop14h 35mSWISS
dom. 1/124:10 pmOPO - LAX
2 stops56h 20mSWISS
Deal found 11/21$892
This FlightHub deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/106:50 pmSFO - OPO
1 stop31h 10mTurkish Airlines
lun. 2/34:25 pmOPO - SFO
1 stop26h 40mTurkish Airlines
Deal found 11/19$893
This Air Canada deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/108:30 amSFO - OPO
2 stops19h 10mAir Canada
mar. 2/46:00 amOPO - SFO
2 stops23h 42mAir Canada
Deal found 11/19$912
This United Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/101:30 pmSFO - OPO
1 stop17h 45mUnited Airlines
jue. 1/306:00 amOPO - SFO
1 stop18h 00mUnited Airlines
Deal found 11/19$919
This FlightHub deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/2910:06 amSAN - OPO
2 stops21h 04mMultiple Airlines
dom. 1/127:25 pmOPO - SAN
2 stops33h 14mMultiple Airlines
Deal found 11/21$921
This KLM deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/111:50 pmSFO - OPO
1 stop17h 35mKLM
lun. 2/311:15 amOPO - SFO
1 stop32h 35mKLM
Deal found 11/19$924
This KAYAK deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/2910:06 amSAN - OPO
2 stops21h 04mLufthansa
dom. 1/121:45 pmOPO - SAN
1 stop33h 40mLufthansa
Deal found 11/21$928
This Delta deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/107:00 amSFO - OPO
2 stops19h 50mDelta
lun. 2/311:15 amOPO - SFO
2 stops37h 06mDelta
Deal found 11/19$933

Find flights from California to Porto within your budget

Customize your flight search to find flights from California to Porto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated noviembre 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

vie. 1/17

7:15 pm-5:00 pm

1 stop13h 45m

Porto

sáb. 1/25

6:55 am-2:55 pm

1 stop16h 00m

$521

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

jue. 1/9

9:08 am-6:35 pm

2 stops25h 27m

Porto

mié. 1/22

2:35 pm-5:45 pm

1 stop35h 10m

$581

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

mar. 2/11

8:50 pm-9:20 pm

1 stop16h 30m

Porto

mié. 3/12

9:55 pm-6:30 pm

1 stop27h 35m

$590

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

lun. 12/9

4:40 pm-3:00 pm

1 stop14h 20m

Porto

mié. 2/5

6:15 am-1:06 pm

2 stops38h 51m

$627

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

vie. 1/10

7:25 pm-11:15 am

1 stop31h 50m

Porto

dom. 1/19

7:25 pm-4:25 pm

1 stop29h 00m

$660

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

vie. 2/21

8:30 am-11:40 am

2 stops19h 10m

Porto

jue. 2/27

6:00 am-9:00 pm

2 stops23h 00m

$662

Los AngelesPorto

LAX - OPO

LAXOPO

Los Angeles

jue. 2/13

7:30 pm-9:20 pm

1 stop17h 50m

Porto

mar. 3/11

8:35 am-8:05 pm

1 stop18h 30m

$665

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

vie. 2/14

8:40 pm-7:40 am

2 stops27h 00m

Porto

vie. 2/21

8:20 am-11:38 pm

2 stops23h 18m

$668

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

mar. 1/7

10:45 pm-3:15 pm

2 stops32h 30m

Porto

lun. 1/20

6:00 am-4:00 pm

1 stop18h 00m

$675

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

vie. 1/10

7:20 am-3:25 pm

2 stops24h 05m

Porto

dom. 1/19

5:00 am-11:50 am

1 stop14h 50m

$676

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 60 results
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Best time to book a flight from California to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from California with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from California to Porto

Get recent, data-driven insights about flights from California to Porto including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from California to Porto?

Currently, January is the cheapest month in which you can book a flight from California to Porto (average of $517). Flying from California to Porto in June is currently the most expensive (average of $993). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CA to OPO?

Find hourly flight availability from California to Porto. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from California to Porto as you normally would.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto ranges from 0.7 - 7.7 inches per month. December is typically the wettest month, when rainfall can reach 7.7 in. July is typically the driest time to visit Porto when rainfall is around 0.7 in.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated noviembre 21, 2024.
To help decide which airline to fly from California to Porto, see what other customers have to say about TAP AIR PORTUGAL, Vueling and SWISS. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very good
8,758 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Transat
7.8
Good
389 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

SWISS
7.6
Good
1,637 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines
7.4
Good
9,172 reviews
Delta
8.0
Very good
8,758 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Overall

8.0

Comfort

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from California to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Porto from California?

    Located just 6.8 mi from the city center, Porto (OPO) is the airport most travelers will use when flying to Porto from California.

  • What are the cheapest airlines to fly from California to Porto one-way?

    The cheapest airlines for a one-way flight from California to Porto are Iberia ($315), Vueling ($331), and Scandinavian Airlines ($399).

  • What are the most popular routes from California to Porto?

    The most popular route from California to Porto is Los Angeles - Porto. You may also consider San Francisco - Porto or Ontario - Porto.

  • Can I find deals for flights from California to Porto that include hotel bookings?

    Yes. In addition to deals on California to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from California to Porto?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to Porto.

  • Can I find deals for business class flights from California to Porto?

    Yes. Cheapflights offers flight deals from California to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from California to Porto?

    Currently, January is the cheapest month in which you can book a flight from California to Porto (average of $517). Flying from California to Porto in June is currently the most expensive (average of $993). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for California to Porto

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from California to Porto

Discover the top 10 airlines that operate flights from California to Porto. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,629,791 searches. Data last updated noviembre 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$376Average$824FlexibilityNo cancel feeOn-timeN/A
LEVELCheapest$433Average$609FlexibilityNo cancel feeOn-timeN/A
VuelingCheapest$510Average$995FlexibilityNo cancel feeOn-time88%
IberiaCheapest$516Average$962FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$530Average$865FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$547Average$1,086FlexibilityNo cancel feeOn-time76%
DeltaCheapest$559Average$1,053FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$588Average$1,030FlexibilityNo cancel feeOn-time75%
SWISSCheapest$596Average$1,030FlexibilityNo cancel feeOn-time79%
Air FranceCheapest$690Average$1,149FlexibilityNo cancel feeOn-time77%
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