$467+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — OPO
Sep 21 — Sep 281
Round-trip
1 adult, Economy
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Find cheap flights from Santa Ana to Porto with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 Santa Ana to Porto
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Best
Last-minute
One-way
Cheapest flights from Santa Ana to PortoExplore 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 August 22, 2026.
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 August 22, 2026.
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Sun 12/67:24 am -
2 stops18h 06m
Thu 12/106:00 am -
2 stops36h 18m
Deal found 8/21![United Airlines logo]()
$751
Best flights from Santa Ana to PortoDiscover carefully curated flight deals from Santa Ana to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
Discover carefully curated flight deals from Santa Ana to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 22, 2026.
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Sun 12/67:24 am -
2 stops18h 06m
Thu 12/106:00 am -
2 stops36h 18m
Deal found 8/21![United Airlines logo]()
$751
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:00 am -
2 stops23h 30m
Sun 10/115:00 am -
2 stops25h 30m
Deal found 8/19![Delta logo]()
$927
This British Airways deal was found by Cheapflights users on 8/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/51:26 pm -
2 stops22h 39m
Mon 10/129:25 pm -
2 stops31h 48m
Deal found 8/17![British Airways logo]()
$971
This United Airlines deal was found by Cheapflights users on 8/21. 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 10/64:15 pm -
2 stops30h 45m
Tue 10/1312:15 pm -
2 stops28h 46m
Deal found 8/21![United Airlines logo]()
$883
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Mon 10/57:00 am -
2 stops16h 00m
Mon 10/126:00 am -
3 stops35h 29m
Deal found 8/17![United Airlines logo]()
$925
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Thu 10/16:36 pm -
2 stops28h 34m
Thu 10/86:00 am -
2 stops20h 32m
Deal found 8/17![United Airlines logo]()
$1,059
This United Airlines deal was found by Cheapflights users on 8/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:22 pm -
3 stops28h 38m
Sun 10/1811:20 am -
3 stops41h 31m
Deal found 8/20![United Airlines logo]()
$1,060
Last-minute flights from Santa Ana to PortoDiscover last-minute flight deals from Santa Ana to Porto. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from Santa Ana to Porto. Data last updated August 22, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/21. 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.
Fri 8/217:59 pm -
2 stops26h 56m
Fri 1/112:35 pm -
2 stops29h 02m
Deal found 8/21![United Airlines logo]()
$1,575
This Gurufare deal was found by Cheapflights users on 8/21. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:45 am -
1 stop15h 30m
Tue 9/112:35 pm -
1 stop15h 36m
Deal found 8/21![Lufthansa logo]()
$1,141
This KAYAK deal was found by Cheapflights users on 8/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:45 am -
1 stop15h 30m
Fri 9/189:00 am -
1 stop16h 24m
Deal found 8/19![Lufthansa logo]()
$1,330
This KAYAK deal was found by Cheapflights users on 8/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:45 am -
1 stop16h 10m
Mon 9/1412:35 pm -
1 stop29h 22m
Deal found 8/18![Lufthansa logo]()
$1,400
This Expedia deal was found by Cheapflights users on 8/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/141:08 pm -
2 stops26h 17m
Fri 9/1812:25 pm -
2 stops27h 52m
Deal found 8/17![Multiple Airlines logo]()
$1,411
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Mon 9/146:45 am -
1 stop16h 10m
Fri 9/186:00 am -
2 stops20h 47m
Deal found 8/17![United Airlines logo]()
$1,623
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:10 pm -
2 stops36h 05m
Wed 9/236:00 am -
2 stops23h 35m
Deal found 8/18![United Airlines logo]()
$1,076
This British Airways deal was found by Cheapflights users on 8/17. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2112:14 pm -
2 stops23h 51m
Mon 9/289:25 pm -
2 stops30h 47m
Deal found 8/17![British Airways logo]()
$1,027
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Mon 9/217:59 pm -
2 stops35h 46m
Mon 9/286:00 am -
3 stops35h 29m
Deal found 8/17![United Airlines logo]()
$1,561
One-way flights from Santa Ana to PortoSearch for one-way flight options from Santa Ana to Porto. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
Search for one-way flight options from Santa Ana to Porto. Find affordable one-way fares based on user searches. Data last updated August 22, 2026.
This United Airlines deal was found by Cheapflights users on 8/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/46:36 pm -
3 stops28h 24m
Deal found 8/20![United Airlines logo]()
$467
This United Airlines deal was found by Cheapflights users on 8/19. 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.
Sat 10/33:14 pm -
2 stops34h 31m
Deal found 8/19![United Airlines logo]()
$469
This Delta deal was found by Cheapflights users on 8/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/39:15 pm -
1 stop29h 10m
Deal found 8/19![Delta logo]()
$478
This Delta deal was found by Cheapflights users on 8/17. 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.
Thu 10/17:12 am -
2 stops24h 13m
Deal found 8/17![Delta logo]()
$527
This United Airlines deal was found by Cheapflights users on 8/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/24:15 pm -
2 stops30h 35m
Deal found 8/18![United Airlines logo]()
$540
This Ovago deal was found by Cheapflights users on 8/19. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:50 am -
2 stops18h 40m
Deal found 8/19![Brussels Airlines logo]()
$735
This KAYAK deal was found by Cheapflights users on 8/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:00 am -
2 stops18h 45m
Deal found 8/20![Brussels Airlines logo]()
$740
This United Airlines deal was found by Cheapflights users on 8/17. 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.
Thu 10/18:10 am -
3 stops39h 00m
Deal found 8/17![United Airlines logo]()
$793
This KAYAK deal was found by Cheapflights users on 8/18. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:14 pm -
1 stop25h 41m
Deal found 8/18![Lufthansa logo]()
$823
This Ovago deal was found by Cheapflights users on 8/19. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/117:00 am -
1 stop18h 30m
Deal found 8/19![SWISS logo]()
$828
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 August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $751 (United Airlines) |
One-way from | $467 (United Airlines) |
Popular in | June |
Cheapest in | February |
Average price | $939 |
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 7,457,451 searches. Data last updated August 22, 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
Cheapest round-trip
Santa AnaPorto
SNA Santa Ana J. Wayne/Orange Cnty - OPO Porto
SNAOPO
Santa Ana J. Wayne/Orange Cnty
Sun 12/6
7:24 am-9:30 am
2 stops18h 06m
Porto
Thu 12/10
6:00 am-10:18 am
2 stops36h 18m
$751
Santa AnaPorto
SNA Santa Ana J. Wayne/Orange Cnty - OPO Porto
SNAOPO
Santa Ana J. Wayne/Orange Cnty
Tue 10/6
4:15 pm-7:00 am
2 stops30h 45m
Porto
Tue 10/13
12:15 pm-9:01 am
2 stops28h 46m
$883
Santa AnaPorto
SNA Santa Ana J. Wayne/Orange Cnty - OPO Porto
SNAOPO
Santa Ana J. Wayne/Orange Cnty
Mon 10/5
7:00 am-7:00 am
2 stops16h 00m
Porto
Mon 10/12
6:00 am-9:29 am
3 stops35h 29m
$925
Quickest round-trip
Santa AnaPorto
SNA Santa Ana J. Wayne/Orange Cnty - OPO Porto
SNAOPO
Santa Ana J. Wayne/Orange Cnty
Sun 10/4
8:00 am-3:30 pm
2 stops23h 30m
Porto
Sun 10/11
5:00 am-10:30 pm
2 stops25h 30m
$927
Santa AnaPorto
SNA Santa Ana J. Wayne/Orange Cnty - OPO Porto
SNAOPO
Santa Ana J. Wayne/Orange Cnty
Mon 10/5
1:26 pm-8:05 pm
2 stops22h 39m
Porto
Mon 10/12
9:25 pm-9:13 pm
2 stops31h 48m
$971
Santa AnaPorto
SNA Santa Ana J. Wayne/Orange Cnty - OPO Porto
SNAOPO
Santa Ana J. Wayne/Orange Cnty
Thu 10/1
6:36 pm-7:10 am
2 stops28h 34m
Porto
Thu 10/8
6:00 am-6:32 pm
2 stops20h 32m
$1,059
Santa AnaPorto
SNA Santa Ana J. Wayne/Orange Cnty - OPO Porto
SNAOPO
Santa Ana J. Wayne/Orange Cnty
Mon 10/12
6:22 pm-7:00 am
3 stops28h 38m
Porto
Sun 10/18
11:20 am-8:51 pm
3 stops41h 31m
$1,060
Cheapest one-way
Santa AnaPorto
SNA Santa Ana J. Wayne/Orange Cnty - OPO Porto
SNAOPO
Santa Ana J. Wayne/Orange Cnty
Sun 10/4
6:36 pm-7:00 am
3 stops28h 24m
$467
Quickest one-way
Santa AnaPorto
SNA Santa Ana J. Wayne/Orange Cnty - OPO Porto
SNAOPO
Santa Ana J. Wayne/Orange Cnty
Mon 10/5
7:00 am-7:00 am
2 stops16h 00m
$467
Santa AnaPorto
SNA Santa Ana J. Wayne/Orange Cnty - OPO Porto
SNAOPO
Santa Ana J. Wayne/Orange Cnty
Sat 10/3
3:14 pm-9:45 am
2 stops34h 31m
$469
Showing 1-10 of 15 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
SNA-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.
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.
Traveling to a place near Porto?
Book flights to Porto if you plan to visit one of these locationsVila Nova de Gaia
Arcos de Valdevez
Coimbra
Aveiro
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