$439+ 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
SMF — OPO
maj 2 — maj 91
Round-trip
1 adult, Economy
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Sacramento to Porto
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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 Kwiecień 2, 2026.
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 Kwiecień 2, 2026.
This Justfly.com deal was found by Cheapflights users on 4/1. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
pon. 11/24:05 pm
SMF
- OPO
2 stops39h 10m
Multiple Airlines
pon. 11/167:20 pm
OPO
- SMF
2 stops35h 15m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$762
This Air France deal was found by Cheapflights users on 3/29. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
wt. 10/1311:55 am
SMF
- OPO
2 stops19h 30m
Multiple Airlines
wt. 10/275:00 am
OPO
- SMF
2 stops18h 30m
Multiple Airlines
Deal found 3/29![Multiple Airlines logo]()
$798
This United Airlines deal was found by Cheapflights users on 4/1. 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.
pon. 11/25:25 am
SMF
- OPO
2 stops20h 05m
United Airlines
pon. 11/1612:35 pm
OPO
- SMF
1 stop16h 30m
United Airlines
Deal found 4/1![United Airlines logo]()
$809
This United Airlines deal was found by Cheapflights users on 3/31. 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.
śr. 12/211:50 am
SMF
- OPO
2 stops19h 25m
United Airlines
ndz. 12/66:00 am
OPO
- SMF
2 stops25h 28m
United Airlines
Deal found 3/31![United Airlines logo]()
$814
This United Airlines deal was found by Cheapflights users on 3/29. 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.
wt. 10/1310:50 am
SMF
- OPO
3 stops36h 10m
United Airlines
wt. 10/2712:30 pm
OPO
- SMF
2 stops39h 32m
United Airlines
Deal found 3/29![United Airlines logo]()
$828
This Delta deal was found by Cheapflights users on 3/30. 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.
śr. 4/292:42 pm
SMF
- OPO
2 stops23h 18m
Delta
śr. 5/205:00 am
OPO
- SMF
2 stops25h 46m
Delta
Deal found 3/30![Delta logo]()
$858
This FlightHub deal was found by Cheapflights users on 3/28. 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.
sob. 4/253:53 pm
SMF
- OPO
2 stops47h 02m
Multiple Airlines
sob. 5/98:40 am
OPO
- SMF
2 stops20h 02m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$869
This Turkish Airlines deal was found by Cheapflights users on 3/31. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sob. 10/1011:10 pm
SMF
- OPO
2 stops32h 40m
Multiple Airlines
pon. 10/194:50 pm
OPO
- SMF
2 stops37h 04m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$876
Best flights from Sacramento to PortoDiscover 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 Kwiecień 2, 2026.
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 Kwiecień 2, 2026.
This Delta deal was found by Cheapflights users on 3/29. 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.
śr. 4/292:42 pm
SMF
- OPO
2 stops23h 18m
Delta
śr. 5/205:00 am
OPO
- SMF
2 stops24h 47m
Delta
Deal found 3/29![Delta logo]()
$858
This United Airlines deal was found by Cheapflights users on 3/30. 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.
sob. 5/211:59 pm
SMF
- OPO
2 stops31h 41m
United Airlines
sob. 5/2312:35 pm
OPO
- SMF
1 stop17h 09m
United Airlines
Deal found 3/30![United Airlines logo]()
$987
This Delta deal was found by Cheapflights users on 4/1. 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.
ndz. 5/312:49 pm
SMF
- OPO
2 stops21h 21m
Delta
ndz. 5/245:00 am
OPO
- SMF
2 stops21h 35m
Delta
Deal found 4/1![Delta logo]()
$922
This Delta deal was found by Cheapflights users on 3/31. 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.
sob. 5/212:49 pm
SMF
- OPO
2 stops25h 11m
Delta
sob. 5/235:00 am
OPO
- SMF
2 stops22h 57m
Delta
Deal found 3/31![Delta logo]()
$968
Last-minute flights from Sacramento to PortoDiscover last-minute flight deals from Sacramento to Porto. Data last updated Kwiecień 2, 2026 and is based on user searches.
Discover last-minute flight deals from Sacramento to Porto. Data last updated Kwiecień 2, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 3/28. 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.
sob. 4/253:53 pm
SMF
- OPO
2 stops47h 02m
Multiple Airlines
sob. 5/98:40 am
OPO
- SMF
2 stops20h 02m
Multiple Airlines
Deal found 3/28![Multiple Airlines logo]()
$869
This Delta deal was found by Cheapflights users on 3/31. 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.
sob. 4/2512:49 pm
SMF
- OPO
2 stops25h 11m
Delta
sob. 5/95:00 am
OPO
- SMF
2 stops24h 47m
Delta
Deal found 3/31![Delta logo]()
$1,003
This Delta deal was found by Cheapflights users on 3/30. 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.
śr. 4/292:42 pm
SMF
- OPO
2 stops23h 18m
Delta
śr. 5/205:00 am
OPO
- SMF
2 stops25h 46m
Delta
Deal found 3/30![Delta logo]()
$858
This United Airlines deal was found by Cheapflights users on 3/31. 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.
śr. 4/297:00 am
SMF
- OPO
2 stops20h 20m
United Airlines
śr. 5/2012:35 pm
OPO
- SMF
1 stop17h 24m
United Airlines
Deal found 3/31![United Airlines logo]()
$1,272
This Delta deal was found by Cheapflights users on 3/31. 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.
sob. 5/212:49 pm
SMF
- OPO
2 stops25h 11m
Delta
sob. 5/235:00 am
OPO
- SMF
2 stops22h 57m
Delta
Deal found 3/31![Delta logo]()
$968
This United Airlines deal was found by Cheapflights users on 3/30. 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.
sob. 5/211:59 pm
SMF
- OPO
2 stops31h 41m
United Airlines
sob. 5/2312:35 pm
OPO
- SMF
1 stop17h 09m
United Airlines
Deal found 3/30![United Airlines logo]()
$987
This Delta deal was found by Cheapflights users on 4/1. 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.
ndz. 5/312:49 pm
SMF
- OPO
2 stops21h 21m
Delta
ndz. 5/245:00 am
OPO
- SMF
2 stops21h 35m
Delta
Deal found 4/1![Delta logo]()
$922
One-way flights from Sacramento to PortoSearch for one-way flight options from Sacramento to Porto. Find affordable one-way fares based on user searches. Data last updated Kwiecień 2, 2026.
Search for one-way flight options from Sacramento to Porto. Find affordable one-way fares based on user searches. Data last updated Kwiecień 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
sob. 5/97:51 pm
SMF
- OPO
3 stops59h 49m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$439
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
ndz. 5/106:00 am
SMF
- OPO
3 stops49h 40m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$465
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
pt. 5/87:51 pm
SMF
- OPO
3 stops36h 19m
Multiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$546
This Booking.com deal was found by Cheapflights users on 4/1. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
czw. 7/26:37 pm
SMF
- OPO
2 stops28h 33m
Air Canada
Deal found 4/1![Air Canada logo]()
$607
This United Airlines deal was found by Cheapflights users on 3/28. 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.
pt. 6/2611:39 pm
SMF
- OPO
2 stops26h 06m
United Airlines
Deal found 3/28![United Airlines logo]()
$608
This Kiwi.com deal was found by Cheapflights users on 4/1. 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.
czw. 7/28:08 pm
SMF
- OPO
3 stops42h 52m
Multiple Airlines
Deal found 4/1![Multiple Airlines logo]()
$650
This KAYAK deal was found by Cheapflights users on 3/31. 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.
sob. 5/911:59 pm
SMF
- OPO
1 stop25h 46m
Brussels Airlines
Deal found 3/31![Brussels Airlines logo]()
$729
This KAYAK deal was found by Cheapflights users on 3/31. 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.
pt. 5/811:59 pm
SMF
- OPO
1 stop25h 46m
Brussels Airlines
Deal found 3/31![Brussels Airlines logo]()
$793
This Air Canada deal was found by Cheapflights users on 3/31. 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.
pt. 6/266:00 pm
SMF
- OPO
2 stops52h 50m
Air Canada
Deal found 3/31![Air Canada logo]()
$855
Find flight deals from Sacramento to Porto
Discover tips and strategies to find the most affordable flight options for your journey from Sacramento (SMF) 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 Kwiecień 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $858 (Delta) |
One-way from | $439 (Kiwi.com) |
Popular in | June |
Cheapest in | December |
Average price | $796 |
Cheapflights Fare Finder
Customize your flight search to find flights from Sacramento 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 Kwiecień 2, 2026.
Use the filters below to find and compare flights from Sacramento to Porto that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
SacramentoPorto
SMF - OPO
SMFOPO
Sacramento Intl
śr. 4/29
2:42 pm-10:00 pm
2 stops23h 18m
Porto
śr. 5/20
5:00 am-9:47 pm
2 stops24h 47m
$858
Quickest round-trip
SacramentoPorto
SMF - OPO
SMFOPO
Sacramento Intl
ndz. 5/3
12:49 pm-6:10 pm
2 stops21h 21m
Porto
ndz. 5/24
5:00 am-6:35 pm
2 stops21h 35m
$922
SacramentoPorto
SMF - OPO
SMFOPO
Sacramento Intl
sob. 5/2
12:49 pm-10:00 pm
2 stops25h 11m
Porto
sob. 5/23
5:00 am-7:57 pm
2 stops22h 57m
$968
SacramentoPorto
SMF - OPO
SMFOPO
Sacramento Intl
sob. 5/2
11:59 pm-3:40 pm
2 stops31h 41m
Porto
sob. 5/23
12:35 pm-9:44 pm
1 stop17h 09m
$987
Cheapest one-way
SacramentoPorto
SMF - OPO
SMFOPO
Sacramento Intl
pt. 6/26
11:39 pm-9:45 am
2 stops26h 06m
$608
SacramentoPorto
SMF - OPO
SMFOPO
Sacramento Intl
czw. 7/2
8:08 pm-11:00 pm
3 stops42h 52m
$650
Quickest one-way
SacramentoPorto
SMF - OPO
SMFOPO
Sacramento Intl
sob. 5/9
11:59 pm-9:45 am
1 stop25h 46m
$729
SacramentoPorto
SMF - OPO
SMFOPO
Sacramento Intl
pt. 5/8
11:59 pm-9:45 am
1 stop25h 46m
$793
SacramentoPorto
SMF - OPO
SMFOPO
Sacramento Intl
pt. 6/26
6:00 pm-6:50 am
2 stops52h 50m
$855
SacramentoPorto
SMF - OPO
SMFOPO
Sacramento Intl
pon. 6/1
6:00 pm-7:00 am
2 stops53h 00m
$855
Sorted by cheapest first
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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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 FlightHub the most. FlightHub 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.
SMF-OPO
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, April is the cheapest month in which you can book a flight from Sacramento to Porto (average of $431). Flying from Sacramento to Porto in June is currently the most expensive (average of $846). 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.
How much does it cost to fly round-trip from Sacramento to Porto?
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 Kwiecień 2, 2026.
Read reviews from past customers who have flown United Airlines and American Airlines 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.
Comfort
7.3
Crew
8.1
Boarding
7.7
Overall
7.4
Food
6.6
Entertainment
7.1
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Comfort
7.3
Crew
8.1
Boarding
7.7
Overall
7.4
Food
6.6
Entertainment
7.1
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Comfort
7.3
Crew
8.1
Boarding
7.7
Overall
7.4
Food
6.6
Entertainment
7.1
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
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.
Traveling to a place near Porto?
Book flights to Porto if you plan to visit one of these locationsVila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra
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Complete your trip
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Sacramento and Porto flights
Browse other Sacramento and Porto flight options. Last updated on Kwiecień 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Porto
Explore flights to Porto departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on Kwiecień 2, 2026.
Top 2 airlines flying from Sacramento to Porto
Discover the top 2 airlines that operate flights from Sacramento 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 Kwiecień 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$708 | Average$1,071 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$728 | Average$828 | FlexibilityNo cancel fee | On-time71% |