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$396+ Cheap flights from Santa Ana, CA (SNA) 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — OPO
Jul 21 — Jul 281
Tue 7/21
Tue 7/28
1 adult, Economy
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Cheap flight deals from Santa Ana to Porto

Cheapest flights from Santa Ana to Porto
Explore the most affordable flight options available from Santa Ana to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 21, 2026.

This FlightHub deal was found by Cheapflights users on 6/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/151:15 pm
SNA
-
OPO
2 stops57h 45m
Multiple Airlines
Fri 8/288:40 am
OPO
-
SNA
2 stops20h 11m
Multiple Airlines
Deal found 6/20$862
This United Airlines deal was found by Cheapflights users on 6/16. 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.
Sat 8/159:05 pm
SNA
-
OPO
1 stop25h 50m
United Airlines
Fri 8/286:00 am
OPO
-
SNA
2 stops22h 51m
United Airlines
Deal found 6/16$869
This KLM deal was found by Cheapflights users on 6/20. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:40 pm
SNA
-
OPO
1 stop29h 45m
KLM
Fri 8/285:00 am
OPO
-
SNA
2 stops21h 22m
KLM
Deal found 6/20$871
This Air Canada deal was found by Cheapflights users on 6/17. 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.
Sun 8/301:15 pm
SNA
-
OPO
2 stops33h 45m
Air Canada
Wed 9/1611:20 am
OPO
-
SNA
2 stops38h 03m
Air Canada
Deal found 6/17$906
This Air Canada deal was found by Cheapflights users on 6/17. 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.
Mon 8/317:59 pm
SNA
-
OPO
2 stops27h 01m
Air Canada
Thu 9/1711:50 am
OPO
-
SNA
2 stops39h 21m
Air Canada
Deal found 6/17$911
This United Airlines deal was found by Cheapflights users on 6/17. 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.
Sat 8/293:10 pm
SNA
-
OPO
2 stops31h 45m
United Airlines
Tue 9/1512:15 pm
OPO
-
SNA
2 stops38h 36m
United Airlines
Deal found 6/17$912
This Gotogate deal was found by Cheapflights users on 6/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/41:15 pm
SNA
-
OPO
2 stops33h 45m
Air Canada
Tue 8/1112:15 pm
OPO
-
SNA
2 stops56h 08m
Air Canada
Deal found 6/20$919
This Delta deal was found by Cheapflights users on 6/17. 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.
Wed 8/268:11 am
SNA
-
OPO
2 stops23h 14m
Delta
Thu 9/175:00 am
OPO
-
SNA
2 stops25h 30m
Delta
Deal found 6/17$924
This Delta deal was found by Cheapflights users on 6/17. 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.
Sat 8/298:40 pm
SNA
-
OPO
2 stops41h 20m
Delta
Fri 9/185:00 am
OPO
-
SNA
2 stops19h 08m
Delta
Deal found 6/17$926
This Delta deal was found by Cheapflights users on 6/17. 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.
Sun 8/308:40 pm
SNA
-
OPO
1 stop29h 50m
Delta
Wed 9/165:00 am
OPO
-
SNA
2 stops19h 08m
Delta
Deal found 6/17$927
This Air Canada deal was found by Cheapflights users on 6/17. 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.
Sat 8/291:15 pm
SNA
-
OPO
2 stops57h 45m
Multiple Airlines
Tue 9/1512:15 pm
OPO
-
SNA
3 stops29h 02m
Multiple Airlines
Deal found 6/17$930

Find flight deals from Santa Ana to Porto

Discover tips and strategies to find the most affordable flight options for your journey from Santa Ana (SNA) 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 June 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$796
(United Airlines)

One-way from

$396
(KAYAK)

Popular in

June

Cheapest in

February

Average price

$1,147
Provider with most accurate pricing for Santa Ana J. Wayne/Orange Cnty-Porto flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santa Ana J. Wayne/Orange Cnty-Porto flights.
Search Deals
From Santa Ana J. Wayne/Orange Cnty to Porto
Search Deals
One-way flight from Santa Ana J. Wayne/Orange Cnty to Porto
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($200 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Ana 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 June 21, 2026.
Use the filters below to find and compare flights from Santa Ana to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Sat 8/15

9:05 pm-6:55 am

1 stop25h 50m

Porto

Fri 8/28

6:00 am-8:51 pm

2 stops22h 51m

$869

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Sat 8/15

8:40 pm-10:25 am

1 stop29h 45m

Porto

Fri 8/28

5:00 am-6:22 pm

2 stops21h 22m

$871

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Sat 8/29

8:13 am-6:55 am

2 stops38h 42m

Porto

Fri 9/18

12:05 pm-9:17 am

3 stops29h 12m

$931

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Tue 9/1

2:10 pm-6:55 am

2 stops32h 45m

Porto

Fri 9/18

12:35 pm-9:17 am

3 stops28h 42m

$932

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Tue 8/4

6:45 am-9:45 am

1 stop19h 00m

Porto

Tue 8/11

12:15 pm-11:02 am

2 stops30h 47m

$936
Quickest round-trip

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Mon 7/20

6:45 am-6:55 am

2 stops16h 10m

Porto

Mon 7/27

12:35 pm-8:06 pm

1 stop15h 31m

$998

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Wed 8/5

6:45 am-6:55 am

1 stop16h 10m

Porto

Wed 8/12

11:20 am-9:07 am

2 stops29h 47m

$1,066

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Tue 7/7

7:00 am-3:25 pm

2 stops24h 25m

Porto

Tue 7/14

5:00 am-5:47 pm

2 stops20h 47m

$1,086

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Sun 8/30

8:40 pm-10:30 am

1 stop29h 50m

Porto

Sat 9/12

12:55 pm-11:07 am

1 stop30h 12m

$1,130
Cheapest one-way

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Thu 10/1

6:36 pm-7:10 am

3 stops28h 34m

$440

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Santa Ana 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 Santa Ana to Porto in June.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars

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

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

Related info for your journey

Find useful and relevant information for your journey from Santa Ana 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 Santa Ana, California to Porto?

    United Airlines can get you from Santa Ana, California to Porto in just under 18h 30m. Your travel time can differ by up to . The distance between Santa Ana, California and Porto is about 5578 mi.

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

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

  • How can I find direct flights from Santa Ana to Porto?

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

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

    Yes. Cheapflights offers flight deals from Santa Ana 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.

See more FAQs

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Aveiro
Arcos de Valdevez
Coimbra

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