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$346+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — OPO
Jun 4 — Jun 111
Thu 6/4
Thu 6/11
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 May 5, 2026.

This United Airlines deal was found by Cheapflights users on 5/4. 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.
Tue 11/37:00 am
SNA
-
OPO
1 stop18h 30m
United Airlines
Thu 11/1912:30 pm
OPO
-
SNA
2 stops31h 31m
United Airlines
Deal found 5/4$747
This United Airlines deal was found by Cheapflights users on 5/1. 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.
Sat 8/157:00 pm
SNA
-
OPO
2 stops30h 45m
United Airlines
Fri 8/286:00 am
OPO
-
SNA
2 stops20h 53m
United Airlines
Deal found 5/1$807
This KLM deal was found by Cheapflights users on 5/1. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/159:00 pm
SNA
-
OPO
1 stop29h 25m
KLM
Fri 8/285:00 am
OPO
-
SNA
2 stops23h 33m
KLM
Deal found 5/1$810
This KAYAK deal was found by Cheapflights users on 5/2. 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.
Fri 11/207:00 pm
SNA
-
OPO
2 stops30h 30m
Multiple Airlines
Tue 11/2412:35 pm
OPO
-
SNA
1 stop16h 21m
Multiple Airlines
Deal found 5/2$894
This Justfly.com deal was found by Cheapflights users on 5/4. 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.
Tue 10/203:27 pm
SNA
-
OPO
2 stops20h 03m
British Airways
Tue 10/278:20 am
OPO
-
SNA
2 stops19h 53m
British Airways
Deal found 5/4$1,006
This Cheapflightsfares deal was found by Cheapflights users on 4/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:29 pm
SNA
-
OPO
2 stops17h 31m
Multiple Airlines
Wed 11/188:40 pm
OPO
-
SNA
2 stops19h 52m
Multiple Airlines
Deal found 4/30$1,011

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 May 5, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$807
(United Airlines)

One-way from

$346
(oojo)

Popular in

June

Cheapest in

February

Average price

$973
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. 17% potential increase in price ($185 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 5, 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

6:30 pm-6:55 am

3 stops28h 25m

Porto

Fri 8/28

6:00 am-8:51 pm

2 stops22h 51m

$808

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Sat 8/15

9:00 pm-10:25 am

1 stop29h 25m

Porto

Fri 8/28

5:00 am-8:33 pm

2 stops23h 33m

$810

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Tue 10/20

3:27 pm-7:30 pm

2 stops20h 03m

Porto

Tue 10/27

8:20 am-9:13 pm

2 stops19h 53m

$1,006
Quickest round-trip

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Wed 10/21

2:29 pm-4:00 pm

2 stops17h 31m

Porto

Wed 11/18

8:40 pm-8:32 am

2 stops19h 52m

$1,011

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Tue 6/16

1:15 pm-7:00 am

2 stops33h 45m

Porto

Tue 6/23

12:15 pm-12:23 pm

2 stops32h 08m

$1,045

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Tue 6/16

6:26 pm-7:00 am

3 stops28h 34m

Porto

Tue 6/23

6:00 am-8:18 pm

2 stops22h 18m

$1,050

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Fri 5/29

6:45 am-9:45 am

1 stop19h 00m

Porto

Fri 6/5

6:00 am-9:02 am

2 stops35h 02m

$1,117
Cheapest one-way

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Sat 9/26

1:04 pm-11:25 pm

2 stops50h 21m

$420

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Sat 10/10

1:04 pm-11:25 pm

2 stops50h 21m

$510

Santa AnaPorto

SNA - OPO

SNAOPO

Santa Ana J. Wayne/Orange Cnty

Sat 6/20

6:26 pm-6:50 am

3 stops28h 24m

$617

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/3

Showing 1-10 of 19 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 May.
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 and KLM can get you from Santa Ana, California to Porto in just under 28h 25m. Your travel time can differ by up to 1h. The distance between Santa Ana, California and Porto is about 5578 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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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