$342+ Cheap flights from San Diego (SAN) 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 8/26. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — OPO
Aug 24 — Aug 311
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Porto with Cheapflights
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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 San Diego to Porto
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Best
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One-way
Cheapest flights from San Diego to PortoExplore the most affordable flight options available from San Diego to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.
Explore the most affordable flight options available from San Diego to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:20 am
SAN
- OPO
2 stops18h 45m
Delta
Wed 1/1311:15 am
OPO
- SAN
1 stop32h 55m
Delta
Deal found 7/21![Delta logo]()
$739
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/76:15 am
SAN
- OPO
2 stops31h 45m
Delta
Wed 1/1311:15 am
OPO
- SAN
1 stop32h 55m
Delta
Deal found 7/21![Delta logo]()
$742
This Delta deal was found by Cheapflights users on 7/23. 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 12/510:30 pm
SAN
- OPO
2 stops26h 35m
Delta
Wed 1/1311:15 am
OPO
- SAN
1 stop32h 55m
Delta
Deal found 7/23![Delta logo]()
$744
This KLM deal was found by Cheapflights users on 7/21. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/273:05 pm
SAN
- OPO
1 stop17h 20m
KLM
Tue 11/35:00 am
OPO
- SAN
1 stop15h 10m
KLM
Deal found 7/21![KLM logo]()
$747
This Delta deal was found by Cheapflights users on 7/23. 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.
Mon 12/76:15 am
SAN
- OPO
2 stops31h 45m
Delta
Thu 1/145:00 am
OPO
- SAN
1 stop15h 10m
Delta
Deal found 7/23![Delta logo]()
$748
This Delta deal was found by Cheapflights users on 7/22. 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.
Tue 10/273:05 pm
SAN
- OPO
1 stop17h 20m
Delta
Tue 11/35:00 am
OPO
- SAN
1 stop15h 10m
Delta
Deal found 7/22![Delta logo]()
$751
This Delta deal was found by Cheapflights users on 7/23. 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.
Mon 12/710:00 am
SAN
- OPO
2 stops28h 00m
Delta
Fri 1/155:00 am
OPO
- SAN
2 stops21h 46m
Delta
Deal found 7/23![Delta logo]()
$753
This United deal was found by Cheapflights users on 7/23. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/89:55 pm
SAN
- OPO
2 stops27h 35m
Multiple Airlines
Tue 1/121:45 pm
OPO
- SAN
1 stop34h 00m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$754
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:30 pm
SAN
- OPO
2 stops26h 35m
Delta
Mon 1/1111:15 am
OPO
- SAN
1 stop32h 55m
Delta
Deal found 7/21![Delta logo]()
$755
Best flights from San Diego to PortoDiscover carefully curated flight deals from San Diego to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 25, 2026.
Discover carefully curated flight deals from San Diego to Porto that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 25, 2026.
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/66:20 am
SAN
- OPO
2 stops18h 45m
Delta
Wed 1/135:00 am
OPO
- SAN
2 stops21h 46m
Delta
Deal found 7/21![Delta logo]()
$744
This United Airlines deal was found by Cheapflights users on 7/23. 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 9/194:11 pm
SAN
- OPO
2 stops30h 44m
United Airlines
Wed 9/306:00 am
OPO
- SAN
2 stops22h 29m
United Airlines
Deal found 7/23![United Airlines logo]()
$855
This oojo deal was found by Cheapflights users on 7/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:15 pm
SAN
- OPO
1 stop22h 10m
Multiple Airlines
Fri 8/288:40 am
OPO
- SAN
2 stops22h 07m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$903
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:00 am
SAN
- OPO
2 stops19h 35m
Delta
Tue 11/35:00 am
OPO
- SAN
1 stop15h 10m
Delta
Deal found 7/20![Delta logo]()
$747
This Delta deal was found by Cheapflights users on 7/24. 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 1/212:05 pm
SAN
- OPO
1 stop24h 25m
Delta
Thu 1/285:00 am
OPO
- SAN
1 stop15h 10m
Delta
Deal found 7/24![Delta logo]()
$801
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:46 am
SAN
- OPO
2 stops16h 44m
Delta
Mon 8/3111:25 am
OPO
- SAN
1 stop32h 25m
Delta
Deal found 7/20![Delta logo]()
$831
Last-minute flights from San Diego to PortoDiscover last-minute flight deals from San Diego to Porto. Data last updated July 25, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Porto. Data last updated July 25, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:46 am
SAN
- OPO
2 stops16h 44m
Delta
Mon 8/3111:25 am
OPO
- SAN
1 stop32h 25m
Delta
Deal found 7/20![Delta logo]()
$831
This Rumbo deal was found by Cheapflights users on 7/20. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:18 am
SAN
- OPO
2 stops41h 37m
SWISS
Mon 8/317:20 pm
OPO
- SAN
2 stops34h 50m
SWISS
Deal found 7/20![SWISS logo]()
$841
This Gotogate deal was found by Cheapflights users on 7/24. 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 8/187:00 am
SAN
- OPO
1 stop16h 00m
Multiple Airlines
Tue 8/256:20 am
OPO
- SAN
1 stop17h 05m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$921
This lol.travel deal was found by Cheapflights users on 7/21. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:00 am
SAN
- OPO
1 stop16h 00m
Air Canada
Thu 9/311:50 am
OPO
- SAN
1 stop16h 49m
Air Canada
Deal found 7/21![Air Canada logo]()
$847
This oojo deal was found by Cheapflights users on 7/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:15 pm
SAN
- OPO
1 stop22h 10m
Lufthansa
Fri 8/286:20 am
OPO
- SAN
1 stop17h 05m
Lufthansa
Deal found 7/25![Lufthansa logo]()
$895
This oojo deal was found by Cheapflights users on 7/25. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:15 pm
SAN
- OPO
1 stop22h 10m
Multiple Airlines
Fri 8/288:40 am
OPO
- SAN
2 stops22h 07m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$903
This American Airlines deal was found by Cheapflights users on 7/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/211:38 pm
SAN
- OPO
2 stops18h 22m
American Airlines
Thu 9/312:25 pm
OPO
- SAN
2 stops19h 34m
American Airlines
Deal found 7/21![American Airlines logo]()
$914
This Delta deal was found by Cheapflights users on 7/22. 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.
Fri 8/2110:55 am
SAN
- OPO
2 stops20h 30m
Delta
Fri 8/285:00 am
OPO
- SAN
2 stops22h 35m
Delta
Deal found 7/22![Delta logo]()
$915
This FlightHub deal was found by Cheapflights users on 7/23. 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.
Mon 8/2412:35 pm
SAN
- OPO
2 stops34h 25m
Multiple Airlines
Mon 9/217:20 pm
OPO
- SAN
2 stops35h 27m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$916
One-way flights from San Diego to PortoSearch for one-way flight options from San Diego to Porto. Find affordable one-way fares based on user searches. Data last updated July 25, 2026.
Search for one-way flight options from San Diego to Porto. Find affordable one-way fares based on user searches. Data last updated July 25, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Wed 8/263:45 pm
SAN
- OPO
3 stops57h 40m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Sat 10/108:32 pm
SAN
- OPO
3 stops39h 03m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Thu 10/159:19 am
SAN
- OPO
3 stops49h 21m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$350
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Fri 10/161:35 pm
SAN
- OPO
3 stops47h 45m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$355
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Tue 10/136:25 am
SAN
- OPO
3 stops26h 00m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$370
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Mon 10/126:25 am
SAN
- OPO
3 stops30h 15m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Tue 8/256:25 am
SAN
- OPO
3 stops43h 05m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Wed 10/146:25 am
SAN
- OPO
3 stops31h 05m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$394
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Sun 10/119:27 pm
SAN
- OPO
2 stops38h 38m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$396
This oojo deal was found by Cheapflights users on 7/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/256:28 pm
SAN
- OPO
2 stops21h 27m
Lufthansa
Deal found 7/21![Lufthansa logo]()
$397
Find flight deals from San Diego to Porto
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 July 25, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $739 (Delta) |
One-way from | $342 (Kiwi.com) |
Popular in | May |
Cheapest in | February |
Average price | $1,130 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego 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 July 25, 2026.
Use the filters below to find and compare flights from San Diego to Porto that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoPorto
SAN - OPO
SANOPO
San Diego
Sun 12/6
6:20 am-9:05 am
2 stops18h 45m
Porto
Wed 1/13
5:00 am-6:46 pm
2 stops21h 46m
$744
Quickest round-trip
San DiegoPorto
SAN - OPO
SANOPO
San Diego
Tue 10/27
8:00 am-10:35 am
2 stops19h 35m
Porto
Tue 11/3
5:00 am-12:10 pm
1 stop15h 10m
$747
San DiegoPorto
SAN - OPO
SANOPO
San Diego
Thu 1/21
2:05 pm-10:30 pm
1 stop24h 25m
Porto
Thu 1/28
5:00 am-12:10 pm
1 stop15h 10m
$801
San DiegoPorto
SAN - OPO
SANOPO
San Diego
Mon 8/17
9:46 am-10:30 am
2 stops16h 44m
Porto
Mon 8/31
11:25 am-11:50 am
1 stop32h 25m
$831
San DiegoPorto
SAN - OPO
SANOPO
San Diego
Sat 9/19
4:11 pm-6:55 am
2 stops30h 44m
Porto
Wed 9/30
6:00 am-8:29 pm
2 stops22h 29m
$855
San DiegoPorto
SAN - OPO
SANOPO
San Diego
Fri 8/21
5:15 pm-11:25 pm
1 stop22h 10m
Porto
Fri 8/28
8:40 am-10:47 pm
2 stops22h 07m
$903
Cheapest one-way
San DiegoPorto
SAN - OPO
SANOPO
San Diego
Fri 10/16
1:35 pm-9:20 pm
3 stops47h 45m
$355
San DiegoPorto
SAN - OPO
SANOPO
San Diego
Sun 10/11
8:00 am-7:35 pm
3 stops27h 35m
$403
San DiegoPorto
SAN - OPO
SANOPO
San Diego
Tue 8/25
12:35 pm-7:00 am
2 stops34h 25m
$462
Quickest one-way
San DiegoPorto
SAN - OPO
SANOPO
San Diego
Wed 8/26
7:00 am-7:00 am
1 stop16h 00m
$462
Showing 1-10 of 15 resultsSorted by cheapest first
Compare providers for flights from San Diego 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 San Diego to Porto in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| 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 San Diego-Porto flights, users find the pricing of Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on San Diego-Porto flight deals on Cheapflights vs. Ovago >95% of the time. Price accuracy is based on data collected from San Diego-Porto flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Porto flights, Cheapflights users trust Ovago the most. Ovago 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 San Diego-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 San Diego to Porto
Have a flexible travel schedule? Discover the best time to fly to Porto from San Diego with our price prediction graph.
SAN-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 San Diego to Porto
What is the cheapest month to book a flight from San Diego to Porto?
Currently, February is the cheapest month in which you can book a flight from San Diego to Porto (average of $585). Flying from San Diego to Porto in May is currently the most expensive (average of $1,342). 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 San Diego to Porto?
Airfare is below average for this route at the moment.
San Diego to Porto flights typically cost between $1,044 and $1,320 in December.The cheapest round-trip price found within the last 5 days was $739 on Delta (Dec 6-Jan 13).
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 July 25, 2026.
Peruse reviews from past customers who have flown with KLM,Delta, andUnited Airlines from San Diego to Porto to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.8
Crew
8.4
Boarding
7.8
Comfort
7.7
Food
7.3
Entertainment
7.2
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Overall
7.8
Crew
8.4
Boarding
7.8
Comfort
7.7
Food
7.3
Entertainment
7.2
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Overall
7.8
Crew
8.4
Boarding
7.8
Comfort
7.7
Food
7.3
Entertainment
7.2
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Overall
7.8
Crew
8.4
Boarding
7.8
Comfort
7.7
Food
7.3
Entertainment
7.2
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Overall
7.8
Crew
8.4
Boarding
7.8
Comfort
7.7
Food
7.3
Entertainment
7.2
Reviews
1 / 20
6.0
GoodAnonymous,Apr 2026
OKC - ATL
Related info for your journey
Find useful and relevant information for your journey from San Diego 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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San Diego and Porto flights
Browse other San Diego and Porto flight options. Last updated on July 25, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on July 25, 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 July 25, 2026.
Top 4 airlines flying from San Diego to Porto
Discover the top 4 airlines that operate flights from San Diego 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 July 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$596 | Average$1,001 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$708 | Average$1,308 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$736 | Average$1,130 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$797 | Average$1,061 | FlexibilityNo cancel fee | On-time75% |