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$305+ Cheap flights from Fremont, CA 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 1/29. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — OPO
Dec 25 — Jan 11
Wed 12/25
Wed 1/1
1 adult, Economy
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The best prices from Fremont to Porto are usually found in February or January, booked 56 days in advance, depart on a Thursday or Monday and return on a Wednesday

Cheap flight deals from Fremont to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Fremont (FR8) 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 December 20, 2024.

Round-trip from

$635
(Kissandfly.com)

One-way from

$305
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,093
From Fremont to Porto
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One-way flight from Fremont to Porto
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High demand for flights, 20% potential price rise
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Best time to find cheap flights, 3% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Fremont to Porto

Cheapest flights from Fremont to Porto
Explore the most affordable flight options available from Fremont to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 20, 2024.

This Expedia deal was found by Cheapflights users on 12/19. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2011:14 pmSFO - OPO
2 stops37h 51mMultiple Airlines
Tue 1/712:40 pmOPO - SFO
2 stops36h 05mMultiple Airlines
Deal found 12/19$2,177
This oojo deal was found by Cheapflights users on 12/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/198:40 pmSFO - OPO
2 stops27h 00mBritish Airways
Tue 2/48:20 amOPO - SFO
2 stops24h 02mBritish Airways
Deal found 12/18$2,672
This FlightHub deal was found by Cheapflights users on 12/18. 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.
Thu 12/196:50 pmSFO - OPO
1 stop36h 35mTurkish Airlines
Tue 2/44:25 pmOPO - SFO
1 stop32h 20mTurkish Airlines
Deal found 12/18$2,699
This Priceline deal was found by Cheapflights users on 12/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/207:15 pmSFO - OPO
1 stop28h 45mTAP AIR PORTUGAL
Tue 1/78:00 pmOPO - SFO
1 stop26h 40mTAP AIR PORTUGAL
Deal found 12/19$2,834
This Iberia deal was found by Cheapflights users on 12/19. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/198:40 pmSFO - OPO
2 stops27h 00mIberia
Tue 2/49:55 pmOPO - SFO
2 stops25h 05mIberia
Deal found 12/19$3,094
This SWISS deal was found by Cheapflights users on 12/19. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/197:25 pmSFO - OPO
1 stop28h 25mSWISS
Tue 2/411:25 amOPO - SFO
1 stop37h 00mSWISS
Deal found 12/19$3,310
This United Airlines deal was found by Cheapflights users on 12/19. 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.
Thu 12/1912:59 amSFO - OPO
2 stops26h 41mUnited Airlines
Tue 1/76:55 amOPO - SFO
2 stops20h 52mUnited Airlines
Deal found 12/19$3,991
This CrystalTravel deal was found by Cheapflights users on 12/19. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/268:35 pmSFO - OPO
1 stop19h 00mLufthansa
Mon 1/64:25 pmOPO - SFO
1 stop28h 10mLufthansa
Deal found 12/19$4,927

Find flights from Fremont to Porto within your budget

Customize your flight search to find flights from Fremont 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 2,558,603 searches. Data last updated December 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Sat 1/18

10:50 pm-1:55 pm

2 stops31h 05m

Porto

Mon 2/3

9:55 pm-8:17 pm

2 stops30h 22m

$635

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Sat 1/18

4:40 pm-3:00 pm

1 stop14h 20m

Porto

Mon 2/3

6:55 am-2:45 pm

1 stop15h 50m

$654

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Mon 2/24

8:30 am-12:05 pm

2 stops19h 35m

Porto

Mon 3/10

12:55 pm-1:35 pm

2 stops31h 40m

$771

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Sun 2/23

7:25 pm-6:30 pm

1 stop15h 05m

Porto

Thu 3/13

12:05 pm-5:25 pm

1 stop36h 20m

$785

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Sun 2/2

4:35 pm-3:25 pm

2 stops38h 50m

Porto

Fri 2/14

6:00 am-9:47 pm

2 stops23h 47m

$786

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Sun 2/23

3:25 pm-10:50 am

1 stop35h 25m

Porto

Mon 3/10

11:15 am-12:50 pm

1 stop32h 35m

$789

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Tue 2/25

1:50 pm-3:25 pm

1 stop17h 35m

Porto

Tue 3/11

6:00 am-10:22 pm

2 stops23h 22m

$804

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Tue 5/13

8:00 pm-8:00 am

1 stop28h 00m

Porto

Sun 5/18

8:35 am-6:00 pm

1 stop17h 25m

$805

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Fri 1/10

1:35 pm-7:05 am

1 stop33h 30m

Porto

Sun 1/19

8:50 am-12:24 pm

1 stop35h 34m

$810

San FranciscoPorto

SFO - OPO

SFOOPO

San Francisco

Sun 2/23

2:40 pm-3:10 pm

1 stop16h 30m

Porto

Fri 3/7

6:00 am-4:55 pm

2 stops18h 55m

$823

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Showing 1-10 of 24 results
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Best time to book a flight from Fremont to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Fremont 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 Fremont to Porto

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

How far ahead should I book a flight from Fremont to Porto?

Use this chart to determine the optimal time to book a round-trip flight from Fremont to Porto. Price data was last updated on December 13, 2024.

The price you pay for your flight from Fremont to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Fremont to Porto (average of $523). Flying from Fremont to Porto in June is currently the most expensive (average of $1,081). 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 FR8 to OPO?

Find hourly flight availability from Fremont 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 December 20, 2024.

When flying from Fremont to Porto, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Fremont to Porto?

Use this chart to determine the cheapest time to fly round-trip from Fremont to Porto. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Fremont to Porto flight should consider departing on Sunday afternoons when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 20, 2024.
Read reviews from past customers who have flown SWISS, British Airways and United Airlines from Fremont to Porto. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,349 reviews

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Entertainment

7.2

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

KLM
7.8
Good
1,349 reviews
KLM
7.8
Good
1,349 reviews

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Entertainment

7.2

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Air Transat
7.8
Good
386 reviews
KLM
7.8
Good
1,349 reviews

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Entertainment

7.2

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

SWISS
7.6
Good
1,603 reviews
KLM
7.8
Good
1,349 reviews

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Entertainment

7.2

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

United Airlines
7.4
Good
9,043 reviews
KLM
7.8
Good
1,349 reviews

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Entertainment

7.2

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Turkish Airlines
7.3
Good
3,897 reviews
KLM
7.8
Good
1,349 reviews

Overall

7.8

Comfort

7.7

Food

7.3

Boarding

7.9

Entertainment

7.2

Crew

8.4

Reviews

1 / 10

Flight was late do to issues with loading stuff. One of the two bathrooms in business class was not working. WiFi did not work 80% of the time. My bag came out last even though it had a priority tag

Related info for your journey

Find useful and relevant information for your journey from Fremont 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 Fremont?

    Most people fly into Porto (OPO) if they book a flight to Porto from Fremont. On average, Porto has 0 inbound flights from Fremont per day from 11 airlines. Porto is conveniently located just 6.8 mi from Porto’s city center.

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

    To fly one-way, consider booking your trip with TAP AIR PORTUGAL, which is currently one of the cheapest options available, starting at $380. Scandinavian Airlines flights start at $394 while deals on Iberia start at $538 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Fremont 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 Fremont to Porto?

    Currently, January is the cheapest month in which you can book a flight from Fremont to Porto (average of $523). Flying from Fremont to Porto in June is currently the most expensive (average of $1,081). 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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Top 10 airlines flying from Fremont to Porto

Discover the top 10 airlines that operate flights from Fremont 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 2,558,603 searches. Data last updated December 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$376Average$836FlexibilityNo cancel feeOn-timeN/A
DeltaCheapest$559Average$1,049FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$563Average$1,035FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$617Average$805FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$666Average$1,027FlexibilityNo cancel feeOn-time67%
KLMCheapest$702Average$1,069FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$706Average$1,160FlexibilityNo cancel feeOn-time69%
SWISSCheapest$724Average$1,063FlexibilityNo cancel feeOn-time79%
VuelingCheapest$729Average$1,058FlexibilityNo cancel feeOn-time88%
LufthansaCheapest$807Average$1,156FlexibilityNo cancel feeOn-time76%
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