How long is the flight from Sacramento to Porto?

A quick flight from Sacramento to Porto can take about 16h 42m. Delta provides one of the quickest options available for as low as $484. There are 5483 mi between Sacramento and Porto. This flight may include one or multiple stops.

What are the cheapest airlines flying from Sacramento to Porto round-trip?

Cheapflights users have booked flights from Sacramento to Porto round-trip from $681. Other airlines that can offer you cheap pricing are Delta, from $726, and United Airlines, from $777. These flights start at 26% lower than the current average price 3 months from now.

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.

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).

What are the most popular airlines that fly from Sacramento to Porto?

Consider United Airlines, Delta or Air Canada when booking your flight. These represent the most popular airlines when flying from Sacramento to Porto.

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

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

Most accurate provider : When it comes to deals on Sacramento-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sacramento-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sacramento-Porto flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Sacramento-Porto flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sacramento-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Sacramento to Porto?

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

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

Yes. Cheapflights offers flight deals from Sacramento 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.

$336+ Flights from Sacramento to Porto

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Cheap flight deals from Sacramento to Porto

Cheapest flights from Sacramento to Porto
Explore the most affordable flight options available from Sacramento to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

Tue 12/308:20 amSMF - OPO

2 stops41h 35mMultiple Airlines

Sat 1/1710:55 amOPO - SMF

2 stops56h 28mMultiple Airlines

Deal found 12/27

$6,644

Tue 12/308:35 amSMF - OPO

3 stops20h 35mUnited Airlines

Sat 1/176:00 amOPO - SMF

2 stops20h 41mUnited Airlines

Deal found 12/27

$8,124

Best flights from Sacramento to Porto
Discover carefully curated flight deals from Sacramento to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

Sun 1/259:48 amSMF - OPO

2 stops16h 42mDelta

Sun 2/85:00 amOPO - SMF

2 stops23h 58mDelta

Deal found 12/26

$484

Wed 2/257:08 amSMF - OPO

2 stops18h 22mUnited Airlines

Sun 3/16:00 amOPO - SMF

2 stops45h 41mUnited Airlines

Deal found 12/25

$486

Wed 2/257:08 amSMF - OPO

2 stops18h 22mUnited Airlines

Fri 3/612:30 pmOPO - SMF

2 stops18h 00mUnited Airlines

Deal found 12/26

$486

Thu 3/56:15 amSMF - OPO

2 stops25h 10mDelta

Tue 3/315:00 amOPO - SMF

2 stops22h 13mDelta

Deal found 12/26

$549

Wed 2/46:20 amSMF - OPO

2 stops25h 05mUnited Airlines

Sun 2/812:30 pmOPO - SMF

2 stops29h 54mUnited Airlines

Deal found 12/24

$506

Sat 1/247:00 amSMF - OPO

3 stops44h 40mUnited Airlines

Sat 1/3112:30 pmOPO - SMF

2 stops40h 20mUnited Airlines

Deal found 12/27

$538

Wed 4/2912:49 pmSMF - OPO

2 stops21h 21mDelta

Wed 5/205:00 amOPO - SMF

2 stops25h 13mDelta

Deal found 12/25

$594

Sat 4/255:15 amSMF - OPO

2 stops20h 30mUnited Airlines

Sat 5/96:00 amOPO - SMF

2 stops24h 43mUnited Airlines

Deal found 12/25

$591

Last-minute flights from Sacramento to Porto
Discover last-minute flight deals from Sacramento to Porto. Data last updated December 28, 2025 and is based on user searches.

Tue 12/308:20 amSMF - OPO

2 stops41h 35mMultiple Airlines

Sat 1/1710:55 amOPO - SMF

2 stops56h 28mMultiple Airlines

Deal found 12/27

$6,644

Tue 12/308:35 amSMF - OPO

3 stops20h 35mUnited Airlines

Sat 1/176:00 amOPO - SMF

2 stops20h 41mUnited Airlines

Deal found 12/27

$8,124

Sat 1/247:00 amSMF - OPO

2 stops20h 40mUnited Airlines

Sat 1/3112:30 pmOPO - SMF

2 stops53h 54mUnited Airlines

Deal found 12/27

$527

Sun 1/259:48 amSMF - OPO

2 stops16h 42mDelta

Sun 2/85:00 amOPO - SMF

2 stops23h 58mDelta

Deal found 12/26

$484

Sun 1/2511:10 amSMF - OPO

2 stops27h 45mMultiple Airlines

Sun 2/812:40 pmOPO - SMF

3 stops31h 12mMultiple Airlines

Deal found 12/26

$1,160

One-way flights from Sacramento to Porto
Search for one-way flight options from Sacramento to Porto. Find affordable one-way fares based on user searches. Data last updated December 28, 2025.

Mon 2/212:03 pmSMF - OPO

3 stops59h 32mMultiple Airlines

Deal found 12/28

$336

Sun 2/87:39 pmSMF - OPO

3 stops56h 21mMultiple Airlines

Deal found 12/28

$340

Sun 2/19:00 amSMF - OPO

3 stops42h 00mMultiple Airlines

Deal found 12/26

$349

Sat 1/319:00 amSMF - OPO

3 stops40h 15mMultiple Airlines

Deal found 12/26

$352

Fri 1/309:00 amSMF - OPO

3 stops43h 10mMultiple Airlines

Deal found 12/26

$355

Sat 2/79:00 amSMF - OPO

3 stops40h 15mMultiple Airlines

Deal found 12/28

$358

Tue 2/39:00 amSMF - OPO

3 stops43h 10mMultiple Airlines

Deal found 12/28

$372

Fri 2/67:15 amSMF - OPO

2 stops20h 50mBrussels Airlines

Deal found 12/28

$391

Sun 2/110:50 amSMF - OPO

2 stops18h 00mLufthansa

Deal found 12/26

$407

Mon 2/27:15 amSMF - OPO

2 stops20h 50mBrussels Airlines

Deal found 12/26

$408

Wed 2/47:00 amSMF - OPO

3 stops23h 55mMultiple Airlines

Deal found 12/28

$409

Find flight deals from Sacramento to Porto

Most accurate provider	FlightHub 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$484 (Delta)
One-way from	$336 (Kiwi.com)
Popular in	July
Cheapest in	December
Average price	$591

Provider with most accurate pricing for Sacramento Intl-Porto flight deals.

Search Deals

Provider most trusted by Cheapflights users for Sacramento Intl-Porto flights.

Search Deals

From Sacramento Intl to Porto

Search Deals

One-way flight from Sacramento Intl to Porto

Search Deals

Highest demand for flights based on searches. 26% potential increase in price ($332 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($53 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

SacramentoPorto

SMF - OPO

SMFOPO

Sacramento Intl

Sun 1/25

9:48 am-10:30 am

2 stops16h 42m

Porto

Sun 2/8

5:00 am-8:58 pm

2 stops23h 58m

$484

SacramentoPorto

SMF - OPO

SMFOPO

Sacramento Intl

Wed 2/25

7:08 am-9:30 am

2 stops18h 22m

Porto

Sun 3/1

6:00 am-7:41 pm

2 stops45h 41m

$486

SacramentoPorto

SMF - OPO

SMFOPO

Sacramento Intl

Wed 2/25

7:08 am-9:30 am

2 stops18h 22m

Porto

Fri 3/6

12:30 pm-10:30 pm

2 stops18h 00m

$486

SacramentoPorto

SMF - OPO

SMFOPO

Sacramento Intl

Wed 2/4

6:20 am-3:25 pm

2 stops25h 05m

Porto

Sun 2/8

12:30 pm-10:24 am

2 stops29h 54m

$506

SacramentoPorto

SMF - OPO

SMFOPO

Sacramento Intl

Sat 1/24

7:00 am-11:40 am

3 stops44h 40m

Porto

Sat 1/31

12:30 pm-8:50 pm

2 stops40h 20m

$538

SacramentoPorto

SMF - OPO

SMFOPO

Sacramento Intl

Thu 3/5

6:15 am-3:25 pm

2 stops25h 10m

Porto

Tue 3/31

5:00 am-7:13 pm

2 stops22h 13m

$549

SacramentoPorto

SMF - OPO

SMFOPO

Sacramento Intl

Sat 4/25

5:15 am-9:45 am

2 stops20h 30m

Porto

Sat 5/9

6:00 am-10:43 pm

2 stops24h 43m

$591

SacramentoPorto

SMF - OPO

SMFOPO

Sacramento Intl

Wed 4/29

12:49 pm-6:10 pm

2 stops21h 21m

Porto

Wed 5/20

5:00 am-10:13 pm

2 stops25h 13m

$594

SacramentoPorto

SMF - OPO

SMFOPO

Sacramento Intl

Mon 2/2

12:03 pm-7:35 am

3 stops59h 32m

$336

SacramentoPorto

SMF - OPO

SMFOPO

Sacramento Intl

Sun 2/1

9:00 am-11:00 am

3 stops42h 00m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 20 results

Compare providers for flights from Sacramento to Porto

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sacramento to Porto in December.

Provider	Price Accuracy	Trust Score*
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Sacramento-Porto flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sacramento-Porto flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sacramento-Porto flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Sacramento-Porto flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sacramento-Porto flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Sacramento to Porto

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

Cheapflights Insights

Everything you need to know about your flight from Sacramento to Porto

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

Currently, January is the cheapest month in which you can book a flight from Sacramento to Porto (average of $544). Flying from Sacramento to Porto in July is currently the most expensive (average of $806). 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.

Reviews of airlines servicing Porto

Read reviews from past customers who have flown Delta, United Airlines, and Air Canada from Sacramento to Porto. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.9

Good

8,021 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

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

Delta

7.9

Good

8,021 reviews

Delta

7.9

Good

8,021 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

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

United Airlines

7.4

Good

9,116 reviews

Delta

7.9

Good

8,021 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

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

Air Canada

7.1

Good

10,562 reviews

Delta

7.9

Good

8,021 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

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

Related info for your journey

How long is the flight from Sacramento to Porto?
A quick flight from Sacramento to Porto can take about 16h 42m. Delta provides one of the quickest options available for as low as $484. There are 5483 mi between Sacramento and Porto. This flight may include one or multiple stops.
What are the cheapest airlines flying from Sacramento to Porto round-trip?
Cheapflights users have booked flights from Sacramento to Porto round-trip from $681. Other airlines that can offer you cheap pricing are Delta, from $726, and United Airlines, from $777. These flights start at 26% lower than the current average price 3 months from now.
Can I find deals for flights from Sacramento to Porto that include hotel bookings?
Yes. In addition to deals on Sacramento to Porto flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sacramento to Porto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sacramento to Porto.
Can I find deals for business class flights from Sacramento to Porto?
Yes. Cheapflights offers flight deals from Sacramento 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 Sacramento to Porto?
Currently, January is the cheapest month in which you can book a flight from Sacramento to Porto (average of $544). Flying from Sacramento to Porto in July is currently the most expensive (average of $806). 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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Coimbra

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Other flights to Porto

Top 3 airlines flying from Sacramento to Porto

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest$681	Average$1,090	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$726	Average$776	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$777	Average$1,071	FlexibilityNo cancel fee	On-time69%

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$336+ Cheap flights from Sacramento (SMF) 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sacramento to Porto with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Sacramento to Porto

Cheapest flights from Sacramento to PortoExplore the most affordable flight options available from Sacramento to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

Explore the most affordable flight options available from Sacramento to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

Find flight deals from Sacramento to Porto

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sacramento to Porto that are best for you.

Compare providers for flights from Sacramento to Porto

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sacramento to Porto in December.

Best time to book a flight from Sacramento to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Sacramento with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Sacramento to Porto

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

Reviews of airlines servicing Porto

Read reviews from past customers who have flown Delta, United Airlines, and Air Canada from Sacramento to Porto. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

How long is the flight from Sacramento to Porto?

What are the cheapest airlines flying from Sacramento to Porto round-trip?

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

How can I find direct flights from Sacramento to Porto?

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

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

Traveling to a place near Porto?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sacramento to Porto

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Top 3 airlines flying from Sacramento to Porto

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Cheapest flights from Sacramento to Porto
Explore the most affordable flight options available from Sacramento to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.