$343+ Cheap flights from San Diego (SAN) to Portugal
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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LIS
Apr 25 — May 21
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Portugal with Cheapflights
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Cheapest flights from San Diego to PortugalExplore the most affordable flight options available from San Diego to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2026.
Explore the most affordable flight options available from San Diego to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 4/85:15 pm
SAN
- LIS
1 stop21h 30m
Lufthansa
Wed 4/155:05 am
LIS
- SAN
2 stops24h 17m
Lufthansa
Deal found 3/22![Lufthansa logo]()
$605
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:15 pm
SAN
- LIS
1 stop21h 30m
Lufthansa
Wed 4/226:15 am
LIS
- SAN
1 stop17h 10m
Lufthansa
Deal found 3/21![Lufthansa logo]()
$624
This Gotogate deal was found by Cheapflights users on 3/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/125:15 pm
SAN
- LIS
1 stop21h 30m
Lufthansa
Tue 4/286:15 am
LIS
- SAN
1 stop17h 10m
Lufthansa
Deal found 3/23![Lufthansa logo]()
$648
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Sun 11/16:30 pm
SAN
- LIS
2 stops29h 40m
United Airlines
Thu 11/125:00 am
LIS
- SAN
2 stops26h 44m
United Airlines
Deal found 3/23![United Airlines logo]()
$652
This United Airlines deal was found by Cheapflights users on 3/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:15 pm
SAN
- LIS
1 stop21h 30m
United Airlines
Wed 4/226:15 am
LIS
- SAN
1 stop17h 10m
United Airlines
Deal found 3/22![United Airlines logo]()
$659
This Delta deal was found by Cheapflights users on 3/24. 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.
Tue 4/71:40 pm
SAN
- LIS
1 stop16h 55m
Delta
Thu 4/235:00 am
LIS
- SAN
1 stop14h 50m
Delta
Deal found 3/24![Delta logo]()
$660
This Air Canada deal was found by Cheapflights users on 3/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1812:35 pm
SAN
- OPO
2 stops34h 25m
Air Canada
Tue 1/126:00 am
OPO
- SAN
2 stops36h 53m
Air Canada
Deal found 3/24![Air Canada logo]()
$715
This FlightHub deal was found by Cheapflights users on 3/24. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/184:55 pm
SAN
- OPO
2 stops30h 05m
Multiple Airlines
Tue 1/121:45 pm
OPO
- SAN
1 stop34h 00m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$719
This CheapOair deal was found by Cheapflights users on 3/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:40 pm
SAN
- OPO
2 stops24h 20m
Multiple Airlines
Tue 2/167:20 pm
OPO
- SAN
2 stops34h 37m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$725
This Delta deal was found by Cheapflights users on 3/23. 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.
Wed 10/71:05 pm
SAN
- OPO
2 stops18h 20m
Delta
Tue 10/135:00 am
OPO
- SAN
1 stop14h 50m
Delta
Deal found 3/23![Delta logo]()
$731
This KLM deal was found by Cheapflights users on 3/24. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:00 am
SAN
- OPO
1 stop19h 30m
KLM
Tue 1/125:00 am
OPO
- SAN
1 stop15h 05m
KLM
Deal found 3/24![KLM logo]()
$740
This Justfly.com deal was found by Cheapflights users on 3/23. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/215:15 pm
SAN
- OPO
1 stop22h 10m
Lufthansa
Tue 4/286:20 am
OPO
- SAN
1 stop17h 05m
Lufthansa
Deal found 3/23![Lufthansa logo]()
$754
Best flights from San Diego to PortugalDiscover carefully curated flight deals from San Diego to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 26, 2026.
Discover carefully curated flight deals from San Diego to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 26, 2026.
This KLM deal was found by Cheapflights users on 3/21. 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.
Sat 5/21:40 pm
SAN
- LIS
1 stop21h 05m
KLM
Sat 5/95:00 am
LIS
- SAN
1 stop14h 50m
KLM
Deal found 3/21![KLM logo]()
$660
This United Airlines deal was found by Cheapflights users on 3/21. 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 4/77:14 pm
SAN
- LIS
2 stops31h 16m
United Airlines
Tue 4/145:05 am
LIS
- SAN
2 stops25h 54m
United Airlines
Deal found 3/21![United Airlines logo]()
$669
This Delta deal was found by Cheapflights users on 3/21. 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 5/27:30 am
SAN
- LIS
2 stops19h 45m
Delta
Sat 5/911:55 am
LIS
- SAN
2 stops19h 32m
Delta
Deal found 3/21![Delta logo]()
$670
This Lufthansa deal was found by Cheapflights users on 3/21. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/155:15 pm
SAN
- LIS
1 stop21h 30m
Lufthansa
Wed 4/226:15 am
LIS
- SAN
1 stop17h 10m
Lufthansa
Deal found 3/21![Lufthansa logo]()
$738
This Turkish Airlines deal was found by Cheapflights users on 3/23. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/11:21 pm
SAN
- LIS
2 stops25h 59m
Multiple Airlines
Sat 9/265:55 am
LIS
- SAN
2 stops26h 01m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$874
This British Airways deal was found by Cheapflights users on 3/22. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/194:45 pm
SAN
- FAO
1 stop18h 20m
British Airways
Wed 7/88:00 pm
FAO
- SAN
2 stops30h 18m
British Airways
Deal found 3/22![British Airways logo]()
$1,185
This Delta deal was found by Cheapflights users on 3/21. 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.
Tue 4/142:10 pm
SAN
- LIS
2 stops20h 35m
Delta
Wed 4/225:35 am
LIS
- SAN
1 stop18h 40m
Delta
Deal found 3/21![Delta logo]()
$672
This oojo deal was found by Cheapflights users on 3/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/113:30 pm
SAN
- PDL
2 stops35h 05m
WestJet
Sat 6/2011:00 am
PDL
- SAN
2 stops34h 10m
WestJet
Deal found 3/23![WestJet logo]()
$1,493
This United Airlines deal was found by Cheapflights users on 3/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:20 am
SAN
- LIS
2 stops31h 25m
United Airlines
Mon 6/811:25 am
LIS
- SAN
2 stops37h 55m
United Airlines
Deal found 3/22![United Airlines logo]()
$773
This KLM deal was found by Cheapflights users on 3/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/310:25 pm
SAN
- LIS
1 stop25h 35m
KLM
Sat 5/235:00 am
LIS
- SAN
1 stop14h 50m
KLM
Deal found 3/25![KLM logo]()
$800
This Delta deal was found by Cheapflights users on 3/22. 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.
Thu 4/96:15 am
SAN
- LIS
2 stops20h 40m
Delta
Mon 4/205:00 am
LIS
- SAN
2 stops20h 34m
Delta
Deal found 3/22![Delta logo]()
$774
This Turkish Airlines deal was found by Cheapflights users on 3/22. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:21 pm
SAN
- OPO
2 stops26h 09m
Multiple Airlines
Sat 9/196:15 am
OPO
- SAN
2 stops25h 41m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$896
This United Airlines deal was found by Cheapflights users on 3/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2710:40 pm
SAN
- OPO
2 stops24h 20m
United Airlines
Tue 8/412:15 pm
OPO
- SAN
2 stops37h 05m
United Airlines
Deal found 3/22![United Airlines logo]()
$821
This Delta deal was found by Cheapflights users on 3/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1410:00 am
SAN
- LIS
2 stops20h 55m
Delta
Wed 9/305:00 am
LIS
- SAN
2 stops21h 54m
Delta
Deal found 3/25![Delta logo]()
$859
This United Airlines deal was found by Cheapflights users on 3/25. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:35 am
SAN
- OPO
1 stop16h 20m
United Airlines
Wed 9/302:25 pm
OPO
- SAN
2 stops37h 27m
United Airlines
Deal found 3/25![United Airlines logo]()
$867
This Delta deal was found by Cheapflights users on 3/22. 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.
Mon 6/16:30 am
SAN
- LIS
2 stops20h 45m
Delta
Fri 6/125:00 am
LIS
- SAN
2 stops21h 13m
Delta
Deal found 3/22![Delta logo]()
$885
This United Airlines deal was found by Cheapflights users on 3/21. 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.
Sat 5/910:40 pm
SAN
- PDL
2 stops27h 00m
United Airlines
Fri 5/2211:00 am
PDL
- SAN
2 stops16h 23m
United Airlines
Deal found 3/21![United Airlines logo]()
$922
This KLM deal was found by Cheapflights users on 3/25. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:00 pm
SAN
- FAO
2 stops20h 05m
KLM
Sat 8/89:55 pm
FAO
- SAN
2 stops29h 23m
KLM
Deal found 3/25![KLM logo]()
$1,139
This oojo deal was found by Cheapflights users on 3/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/78:25 pm
SAN
- PDL
1 stop26h 55m
Multiple Airlines
Tue 4/217:30 am
PDL
- SAN
2 stops32h 54m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$1,180
This KAYAK deal was found by Cheapflights users on 3/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/314:45 pm
SAN
- FAO
1 stop17h 05m
British Airways
Sat 8/88:00 pm
FAO
- SAN
1 stop26h 55m
British Airways
Deal found 3/21![British Airways logo]()
$1,310
This Delta deal was found by Cheapflights users on 3/21. 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.
Tue 5/191:37 pm
SAN
- OPO
2 stops20h 43m
Delta
Fri 6/1912:45 pm
OPO
- SAN
1 stop18h 54m
Delta
Deal found 3/21![Delta logo]()
$906
This oojo deal was found by Cheapflights users on 3/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/88:40 pm
SAN
- PDL
2 stops27h 05m
Multiple Airlines
Thu 9/176:05 pm
PDL
- SAN
1 stop31h 53m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$1,221
This Delta deal was found by Cheapflights users on 3/22. 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.
Thu 9/106:20 am
SAN
- OPO
2 stops20h 10m
Delta
Sat 9/195:00 am
OPO
- SAN
1 stop14h 50m
Delta
Deal found 3/22![Delta logo]()
$954
This BusinessClass deal was found by Cheapflights users on 3/24. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/99:10 pm
SAN
- PDL
1 stop26h 35m
Multiple Airlines
Sat 5/166:05 pm
PDL
- SAN
1 stop24h 27m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$1,230
This Delta deal was found by Cheapflights users on 3/22. 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 5/191:37 pm
SAN
- OPO
2 stops20h 43m
Delta
Sat 5/306:10 am
OPO
- SAN
2 stops22h 26m
Delta
Deal found 3/22![Delta logo]()
$975
This United Airlines deal was found by Cheapflights users on 3/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/98:00 am
SAN
- PDL
2 stops17h 40m
United Airlines
Sat 5/1611:00 am
PDL
- SAN
1 stop15h 55m
United Airlines
Deal found 3/24![United Airlines logo]()
$1,219
This oojo deal was found by Cheapflights users on 3/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/314:45 pm
SAN
- FAO
1 stop18h 20m
Multiple Airlines
Sat 8/810:50 pm
FAO
- SAN
2 stops32h 33m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$1,278
This Delta deal was found by Cheapflights users on 3/21. 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.
Tue 5/191:37 pm
SAN
- OPO
2 stops20h 43m
Delta
Sat 6/2012:55 pm
OPO
- SAN
1 stop18h 44m
Delta
Deal found 3/21![Delta logo]()
$976
This Kiwi.com deal was found by Cheapflights users on 3/23. 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 6/107:00 am
SAN
- PDL
1 stop16h 45m
Multiple Airlines
Sat 6/2011:00 am
PDL
- SAN
2 stops40h 58m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$1,414
This Mytrip deal was found by Cheapflights users on 3/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/91:15 pm
SAN
- PDL
2 stops19h 25m
Multiple Airlines
Fri 5/221:30 pm
PDL
- SAN
3 stops29h 48m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$1,476
Last-minute flights from San Diego to PortugalDiscover last-minute flight deals from San Diego to Portugal. Data last updated March 26, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Portugal. Data last updated March 26, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:15 pm
SAN
- LIS
1 stop21h 30m
Lufthansa
Wed 4/226:15 am
LIS
- SAN
1 stop17h 10m
Lufthansa
Deal found 3/21![Lufthansa logo]()
$624
This United Airlines deal was found by Cheapflights users on 3/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/75:15 pm
SAN
- LIS
1 stop21h 30m
United Airlines
Wed 4/226:15 am
LIS
- SAN
1 stop17h 10m
United Airlines
Deal found 3/22![United Airlines logo]()
$659
This Delta deal was found by Cheapflights users on 3/24. 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.
Tue 4/71:40 pm
SAN
- LIS
1 stop16h 55m
Delta
Thu 4/235:00 am
LIS
- SAN
1 stop14h 50m
Delta
Deal found 3/24![Delta logo]()
$660
This KLM deal was found by Cheapflights users on 3/24. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/71:40 pm
SAN
- LIS
1 stop16h 55m
KLM
Wed 4/223:35 pm
LIS
- SAN
1 stop28h 15m
KLM
Deal found 3/24![KLM logo]()
$661
This Cheapflightsfares deal was found by Cheapflights users on 3/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:15 am
SAN
- LIS
1 stop18h 50m
British Airways
Thu 4/2311:05 am
LIS
- SAN
1 stop19h 44m
British Airways
Deal found 3/25![British Airways logo]()
$663
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 4/85:15 pm
SAN
- LIS
1 stop21h 30m
Lufthansa
Wed 4/155:05 am
LIS
- SAN
2 stops24h 17m
Lufthansa
Deal found 3/22![Lufthansa logo]()
$605
This Gotogate deal was found by Cheapflights users on 3/23. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/125:15 pm
SAN
- LIS
1 stop21h 30m
Lufthansa
Tue 4/286:15 am
LIS
- SAN
1 stop17h 10m
Lufthansa
Deal found 3/23![Lufthansa logo]()
$648
This Iberia deal was found by Cheapflights users on 3/24. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:40 pm
SAN
- LIS
1 stop19h 20m
Multiple Airlines
Tue 5/58:25 am
LIS
- SAN
2 stops20h 18m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$662
This Cheapflightsfares deal was found by Cheapflights users on 3/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:40 pm
SAN
- LIS
1 stop19h 20m
British Airways
Tue 5/56:45 pm
LIS
- SAN
1 stop28h 10m
British Airways
Deal found 3/24![British Airways logo]()
$666
This Justfly.com deal was found by Cheapflights users on 3/23. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/215:15 pm
SAN
- OPO
1 stop22h 10m
Lufthansa
Tue 4/286:20 am
OPO
- SAN
1 stop17h 05m
Lufthansa
Deal found 3/23![Lufthansa logo]()
$754
This Delta deal was found by Cheapflights users on 3/23. 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.
Tue 4/219:47 am
SAN
- OPO
2 stops21h 38m
Delta
Tue 4/285:00 am
OPO
- SAN
1 stop14h 50m
Delta
Deal found 3/23![Delta logo]()
$757
This Gurufare deal was found by Cheapflights users on 3/25. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/215:15 pm
SAN
- OPO
1 stop22h 10m
Multiple Airlines
Tue 4/2812:15 pm
OPO
- SAN
2 stops42h 44m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$788
One-way flights from San Diego to PortugalSearch for one-way flight options from San Diego to Portugal. Find affordable one-way fares based on user searches. Data last updated March 26, 2026.
Search for one-way flight options from San Diego to Portugal. Find affordable one-way fares based on user searches. Data last updated March 26, 2026.
This United Airlines deal was found by Cheapflights users on 3/23. 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.
Wed 8/196:35 am
SAN
- OPO
1 stop16h 20m
United Airlines
Deal found 3/23![United Airlines logo]()
$343
This Expedia deal was found by Cheapflights users on 3/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/199:45 am
SAN
- OPO
2 stops22h 15m
Iberia
Deal found 3/24![Iberia logo]()
$351
This Justfly.com deal was found by Cheapflights users on 3/25. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2510:40 pm
SAN
- LIS
2 stops28h 05m
Aer Lingus
Deal found 3/25![Aer Lingus logo]()
$395
This Thrive Travel deal was found by Cheapflights users on 3/25. 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 Thrive Travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:15 pm
SAN
- LIS
1 stop21h 30m
Lufthansa
Deal found 3/25![Lufthansa logo]()
$403
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/292:12 pm
SAN
- OPO
3 stops56h 38m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$408
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1811:42 am
SAN
- OPO
3 stops48h 38m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$411
This Cheapflightsfares deal was found by Cheapflights users on 3/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/214:45 pm
SAN
- LIS
1 stop17h 15m
British Airways
Deal found 3/21![British Airways logo]()
$415
This Kiwi.com deal was found by Cheapflights users on 3/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/167:00 am
SAN
- OPO
3 stops42h 25m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$419
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:15 pm
SAN
- OPO
2 stops42h 55m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$421
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/179:58 pm
SAN
- OPO
3 stops51h 17m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$428
This Cheapflightsfares deal was found by Cheapflights users on 3/25. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:40 pm
SAN
- OPO
1 stop16h 25m
British Airways
Deal found 3/25![British Airways logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/22:12 pm
SAN
- LIS
3 stops58h 58m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$434
Find flight deals from San Diego to Portugal
Keep the following information in mind while searching for San Diego to Portugal flight deals. Data was last updated March 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $605 (Kiwi.com) |
One-way from | $395 (Justfly.com) |
Popular in | June |
Cheapest in | January |
Average price | $864 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Portugal 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 March 26, 2026.
Use the filters below to find and compare flights from San Diego to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoLisbon
SAN - LIS
SANLIS
San Diego
Sat 5/2
1:40 pm-6:45 pm
1 stop21h 05m
Lisbon Humberto Delgado
Sat 5/9
5:00 am-11:50 am
1 stop14h 50m
$660
San DiegoLisbon
SAN - LIS
SANLIS
San Diego
Tue 4/7
7:14 pm-10:30 am
2 stops31h 16m
Lisbon Humberto Delgado
Tue 4/14
5:05 am-10:59 pm
2 stops25h 54m
$669
San DiegoLisbon
SAN - LIS
SANLIS
San Diego
Sat 5/2
7:30 am-11:15 am
2 stops19h 45m
Lisbon Humberto Delgado
Sat 5/9
11:55 am-11:27 pm
2 stops19h 32m
$670
San DiegoLisbon
SAN - LIS
SANLIS
San Diego
Tue 4/14
2:10 pm-6:45 pm
2 stops20h 35m
Lisbon Humberto Delgado
Wed 4/22
5:35 am-4:15 pm
1 stop18h 40m
$672
San DiegoLisbon
SAN - LIS
SANLIS
San Diego
Wed 4/15
5:15 pm-10:45 pm
1 stop21h 30m
Lisbon Humberto Delgado
Wed 4/22
6:15 am-3:25 pm
1 stop17h 10m
$738
San DiegoLisbon
SAN - LIS
SANLIS
San Diego
Tue 4/21
7:20 am-10:45 pm
2 stops31h 25m
Lisbon Humberto Delgado
Mon 6/8
11:25 am-5:20 pm
2 stops37h 55m
$773
San DiegoLisbon
SAN - LIS
SANLIS
San Diego
Thu 4/9
6:15 am-10:55 am
2 stops20h 40m
Lisbon Humberto Delgado
Mon 4/20
5:00 am-5:34 pm
2 stops20h 34m
$774
San DiegoLisbon
SAN - LIS
SANLIS
San Diego
Sun 5/3
10:25 pm-8:00 am
1 stop25h 35m
Lisbon Humberto Delgado
Sat 5/23
5:00 am-11:50 am
1 stop14h 50m
$800
San DiegoPorto
SAN - OPO
SANOPO
San Diego
Mon 7/27
10:40 pm-7:00 am
2 stops24h 20m
Porto
Tue 8/4
12:15 pm-5:20 pm
2 stops37h 05m
$821
San DiegoLisbon
SAN - LIS
SANLIS
San Diego
Mon 9/14
10:00 am-2:55 pm
2 stops20h 55m
Lisbon Humberto Delgado
Wed 9/30
5:00 am-6:54 pm
2 stops21h 54m
$859
Showing 1-10 of 58 resultsSorted by cheapest first
Best time to book a flight from San Diego to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from San Diego with our price prediction graph.
SAN-LIS
SAN-OPO
SAN-FAO
SAN-PDL
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 Portugal
SAN-PT0
SAN-LIS
SAN-OPO
SAN-FAO
SAN-PDL
What is the cheapest month to book a flight from San Diego to Portugal?
Currently, February is the cheapest month in which you can book a flight from San Diego to Portugal (average of $451). Flying from San Diego to Portugal in June is currently the most expensive (average of $710). 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.
Reviews of airlines servicing Portugal
Get insights into the airlines that provide service to Portugal. 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 Portugal. Reviews last updated March 26, 2026.
Get a feel of what it's like to fly with Delta,KLM, andUnited Airlines from San Diego to Portugal by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Overall
7.9
Boarding
8.1
Crew
8.5
Comfort
7.9
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Entertainment
7.8
Overall
7.9
Boarding
8.1
Crew
8.5
Comfort
7.9
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Entertainment
7.8
Overall
7.9
Boarding
8.1
Crew
8.5
Comfort
7.9
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Entertainment
7.8
Overall
7.9
Boarding
8.1
Crew
8.5
Comfort
7.9
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Entertainment
7.8
Overall
7.9
Boarding
8.1
Crew
8.5
Comfort
7.9
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Entertainment
7.8
Overall
7.9
Boarding
8.1
Crew
8.5
Comfort
7.9
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from San Diego to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Diego to Portugal
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Portugal by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Diego to Portugal by cabin class
Find flights from San Diego to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Portugal flights
Browse other San Diego and Portugal flight options. Last updated on March 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Diego to Portugal flights
Consider these flights traveling from San Diego to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 8 airlines flying from San Diego to Portugal
Discover the top 8 airlines that operate flights from San Diego to Portugal. 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 March 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$490 | Average$770 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$495 | Average$738 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$506 | Average$997 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$520 | Average$792 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$523 | Average$1,055 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$536 | Average$1,008 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$555 | Average$1,199 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$590 | Average$863 | FlexibilityNo cancel fee | On-time67% |