$287+ Cheap flights from San Diego (SAN) to Portugal
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/16. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LIS
Nov 23 — Nov 301
Round-trip
1 adult, Economy
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Find cheap flights from San Diego to Portugal 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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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 October 24, 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 October 24, 2026.
This CheapOair deal was found by Cheapflights users on 10/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/75:00 pm -
2 stops53h 55m
Tue 12/226:05 am -
1 stop17h 40m
Deal found 10/20![Multiple Airlines logo]()
$707
This FlightHub deal was found by Cheapflights users on 10/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:35 pm -
1 stop21h 55m
Tue 12/86:05 am -
1 stop17h 40m
Deal found 10/21![Lufthansa logo]()
$709
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/15:35 pm -
1 stop21h 55m
Fri 12/116:00 am -
1 stop17h 45m
Deal found 10/21![United Airlines logo]()
$710
This FlightHub deal was found by Cheapflights users on 10/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:35 pm -
1 stop21h 55m
Wed 12/95:00 am -
2 stops23h 08m
Deal found 10/21![Lufthansa logo]()
$711
This CheapOair deal was found by Cheapflights users on 10/21. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:00 pm -
2 stops29h 55m
Tue 12/226:05 am -
1 stop17h 40m
Deal found 10/21![Multiple Airlines logo]()
$712
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 12/28:00 am -
1 stop18h 20m
Wed 12/96:00 am -
1 stop17h 45m
Deal found 10/21![United Airlines logo]()
$713
This Expedia deal was found by Cheapflights users on 10/21. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:01 pm -
2 stops35h 34m
Wed 12/96:00 am -
1 stop17h 45m
Deal found 10/21![Multiple Airlines logo]()
$714
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 12/26:45 am -
2 stops16h 10m
Fri 12/116:00 am -
1 stop17h 45m
Deal found 10/21![United Airlines logo]()
$716
This Delta deal was found by Cheapflights users on 10/21. 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.
Wed 12/27:32 am -
1 stop16h 28m
Thu 12/105:00 am -
1 stop15h 10m
Deal found 10/21![Delta logo]()
$718
This Lufthansa deal was found by Cheapflights users on 10/21. 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.
Tue 12/15:35 pm -
1 stop21h 55m
Thu 12/102:20 pm -
1 stop33h 25m
Deal found 10/21![Lufthansa logo]()
$720
This Expedia deal was found by Cheapflights users on 10/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/74:01 pm -
2 stops35h 14m
Mon 12/147:20 pm -
2 stops33h 17m
Deal found 10/23![SWISS logo]()
$785
This Expedia deal was found by Cheapflights users on 10/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/74:01 pm -
2 stops35h 14m
Mon 12/141:45 pm -
1 stop34h 00m
Deal found 10/23![Multiple Airlines logo]()
$787
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 October 24, 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 October 24, 2026.
This United Airlines deal was found by Cheapflights users on 10/23. 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 3/176:35 pm -
1 stop21h 55m
Wed 3/246:00 am -
1 stop17h 45m
Deal found 10/23![United Airlines logo]()
$719
This KLM deal was found by Cheapflights users on 10/24. 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.
Wed 4/2110:55 am -
2 stops24h 20m
Mon 4/2610:30 am -
1 stop33h 15m
Deal found 10/24![KLM logo]()
$725
This United deal was found by Cheapflights users on 10/23. 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.
Mon 12/147:00 am -
1 stop18h 30m
Mon 12/211:45 pm -
1 stop34h 00m
Deal found 10/23![Multiple Airlines logo]()
$824
This Delta deal was found by Cheapflights users on 10/22. 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 12/2910:30 pm -
2 stops26h 30m
Wed 1/65:30 am -
2 stops23h 19m
Deal found 10/22![Delta logo]()
$872
This British Airways deal was found by Cheapflights users on 10/23. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/197:00 pm -
1 stop20h 30m
Mon 3/226:35 pm -
1 stop29h 35m
Deal found 10/23![British Airways logo]()
$895
This Scandinavian Airlines deal was found by Cheapflights users on 10/20. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/810:00 am -
3 stops26h 25m
Wed 4/287:15 am -
2 stops24h 30m
Deal found 10/20![Scandinavian Airlines logo]()
$1,109
This BusinessClass deal was found by Cheapflights users on 10/24. 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.
Mon 11/910:40 pm -
2 stops27h 30m
Tue 11/1710:15 am -
2 stops32h 20m
Deal found 10/24![TAP AIR PORTUGAL logo]()
$1,187
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Sun 1/247:00 am -
1 stop17h 10m
Wed 3/36:00 am -
1 stop17h 45m
Deal found 10/24![United Airlines logo]()
$722
This United Airlines deal was found by Cheapflights users on 10/22. 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 3/110:30 am -
2 stops15h 50m
Tue 3/96:05 am -
1 stop17h 40m
Deal found 10/22![United Airlines logo]()
$726
This KLM deal was found by Cheapflights users on 10/21. 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.
Sun 4/1110:10 pm -
2 stops35h 15m
Sat 4/247:30 pm -
2 stops31h 25m
Deal found 10/21![KLM logo]()
$877
This United deal was found by Cheapflights users on 10/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/138:00 am -
1 stop18h 05m
Sun 1/102:15 pm -
1 stop33h 30m
Deal found 10/21![Multiple Airlines logo]()
$878
This United Airlines deal was found by Cheapflights users on 10/23. 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 3/176:35 pm -
1 stop21h 55m
Tue 3/235:00 am -
2 stops19h 27m
Deal found 10/23![United Airlines logo]()
$728
This Delta deal was found by Cheapflights users on 10/23. 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 12/146:15 am -
2 stops20h 20m
Mon 12/216:25 am -
2 stops22h 29m
Deal found 10/23![Delta logo]()
$889
This British Airways deal was found by Cheapflights users on 10/22. 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.
Sun 12/276:00 pm -
1 stop31h 45m
Wed 1/612:55 pm -
1 stop35h 15m
Deal found 10/22![British Airways logo]()
$912
This KLM deal was found by Cheapflights users on 10/22. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/242:05 pm -
1 stop17h 20m
Thu 1/75:55 am -
2 stops22h 53m
Deal found 10/22![Multiple Airlines logo]()
$889
This KLM deal was found by Cheapflights users on 10/22. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/611:37 am -
2 stops18h 13m
Sun 12/132:40 pm -
2 stops38h 05m
Deal found 10/22![KLM logo]()
$894
This United Airlines deal was found by Cheapflights users on 10/23. 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.
Mon 12/76:50 am -
2 stops18h 40m
Mon 12/1412:30 pm -
2 stops39h 53m
Deal found 10/23![United Airlines logo]()
$820
This Delta deal was found by Cheapflights users on 10/22. 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 12/246:30 am -
2 stops20h 00m
Thu 1/75:55 am -
2 stops22h 54m
Deal found 10/22![Delta logo]()
$999
This Scandinavian Airlines deal was found by Cheapflights users on 10/23. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/2410:00 am -
3 stops22h 20m
Wed 3/37:05 am -
2 stops23h 58m
Deal found 10/23![Scandinavian Airlines logo]()
$1,109
This United deal was found by Cheapflights users on 10/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:35 am -
2 stops21h 05m
Wed 11/253:05 pm -
2 stops38h 55m
Deal found 10/19![Multiple Airlines logo]()
$953
This Justfly.com deal was found by Cheapflights users on 10/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/1911:11 am -
2 stops29h 34m
Mon 5/103:50 pm -
2 stops49h 02m
Deal found 10/19![TAP AIR PORTUGAL logo]()
$1,195
This KLM deal was found by Cheapflights users on 10/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:32 am -
2 stops22h 18m
Wed 11/252:40 pm -
2 stops39h 44m
Deal found 10/19![KLM logo]()
$1,005
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 11/36:45 am -
3 stops19h 20m
Wed 11/185:00 am -
2 stops20h 53m
Deal found 10/20![United Airlines logo]()
$846
This Ovago deal was found by Cheapflights users on 10/21. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:40 am -
2 stops18h 50m
Sat 12/121:25 pm -
2 stops27h 59m
Deal found 10/21![Multiple Airlines logo]()
$993
This British Airways deal was found by Cheapflights users on 10/19. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:41 am -
2 stops19h 49m
Mon 11/231:40 pm -
2 stops42h 07m
Deal found 10/19![British Airways logo]()
$1,204
This Justfly.com deal was found by Cheapflights users on 10/23. 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.
Mon 12/147:00 am -
2 stops41h 00m
Sun 12/209:15 pm -
2 stops45h 19m
Deal found 10/23![TAP AIR PORTUGAL logo]()
$1,228
This KLM deal was found by Cheapflights users on 10/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:05 pm -
1 stop15h 45m
Thu 11/262:40 pm -
2 stops37h 31m
Deal found 10/19![KLM logo]()
$1,135
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/267:00 am -
2 stops28h 35m
Wed 12/95:50 pm -
1 stop35h 05m
Deal found 10/22![Multiple Airlines logo]()
$1,034
This Rumbo deal was found by Cheapflights users on 10/22. 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 Rumbo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:35 am -
2 stops18h 35m
Wed 12/96:30 am -
2 stops21h 42m
Deal found 10/22![TAP AIR PORTUGAL logo]()
$1,288
This KLM deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1411:07 am -
2 stops38h 28m
Sun 12/2010:10 am -
2 stops38h 05m
Deal found 10/20![KLM logo]()
$1,142
Last-minute flights from San Diego to PortugalDiscover last-minute flight deals from San Diego to Portugal. Data last updated October 24, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Portugal. Data last updated October 24, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 10/20. 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 10/273:20 pm -
1 stop17h 05m
Tue 11/35:00 am -
1 stop15h 10m
Deal found 10/20![Delta logo]()
$824
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Wed 11/1810:16 am -
2 stops16h 04m
Wed 11/256:00 am -
1 stop17h 45m
Deal found 10/21![United Airlines logo]()
$784
This Air France deal was found by Cheapflights users on 10/21. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:15 am -
2 stops17h 45m
Wed 11/255:00 am -
2 stops21h 29m
Deal found 10/21![Multiple Airlines logo]()
$793
This Justfly.com deal was found by Cheapflights users on 10/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/225:15 pm -
2 stops33h 25m
Thu 12/108:55 am -
2 stops34h 32m
Deal found 10/22![Air Canada logo]()
$788
This United deal was found by Cheapflights users on 10/22. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/228:40 pm -
1 stop27h 30m
Thu 12/108:55 am -
2 stops39h 15m
Deal found 10/22![Multiple Airlines logo]()
$791
This Flightnetwork deal was found by Cheapflights users on 10/24. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/235:35 pm -
1 stop21h 55m
Tue 12/86:05 am -
1 stop17h 40m
Deal found 10/24![Lufthansa logo]()
$748
This Ticket deal was found by Cheapflights users on 10/24. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/236:45 am -
2 stops19h 55m
Tue 12/812:50 pm -
2 stops35h 20m
Deal found 10/24![Air Canada logo]()
$763
This United Airlines deal was found by Cheapflights users on 10/24. 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.
Mon 11/236:50 am -
2 stops17h 20m
Tue 12/86:05 am -
1 stop17h 40m
Deal found 10/24![United Airlines logo]()
$778
This Globehunters deal was found by Cheapflights users on 10/22. 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 Globehunters is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:35 pm -
1 stop21h 55m
Mon 12/72:20 pm -
1 stop33h 25m
Deal found 10/22![Lufthansa logo]()
$772
This Gotogate deal was found by Cheapflights users on 10/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/245:15 pm -
2 stops29h 40m
Mon 12/72:20 pm -
1 stop33h 25m
Deal found 10/22![Multiple Airlines logo]()
$786
This FlightHub deal was found by Cheapflights users on 10/21. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/296:00 pm -
1 stop19h 45m
Thu 12/1010:25 am -
1 stop19h 17m
Deal found 10/21![British Airways logo]()
$798
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Mon 11/304:35 pm -
2 stops32h 45m
Wed 12/96:00 am -
1 stop17h 45m
Deal found 10/21![United Airlines logo]()
$792
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 October 24, 2026.
Search for one-way flight options from San Diego to Portugal. Find affordable one-way fares based on user searches. Data last updated October 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/168:20 pm -
2 stops32h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:50 am -
3 stops46h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/238:50 am -
2 stops43h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$297
This Trip.com deal was found by Cheapflights users on 10/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/244:29 pm -
1 stop35h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/251:02 pm -
2 stops39h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$313
This Expedia deal was found by Cheapflights users on 10/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/196:00 pm -
1 stop15h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![British Airways logo]()
$317
This Cheapflightsfares deal was found by Cheapflights users on 10/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/186:00 pm -
1 stop19h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![British Airways logo]()
$324
This CheapOair deal was found by Cheapflights users on 10/22. 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.
Fri 2/194:45 pm -
2 stops54h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Air Canada logo]()
$336
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Tue 1/197:41 pm -
3 stops28h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![United Airlines logo]()
$337
This United Airlines deal was found by Cheapflights users on 10/20. 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.
Sat 2/277:41 pm -
3 stops27h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![United Airlines logo]()
$341
This Kiwi.com deal was found by Cheapflights users on 10/22. 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 11/178:03 am -
1 stop18h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/22![Multiple Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 10/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/127:51 pm -
3 stops52h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Multiple Airlines logo]()
$442
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 October 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $697 (Expedia) |
One-way from | $287 (Kiwi.com) |
Popular in | August |
Cheapest in | February |
Average price | $924 |
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 7,457,451 searches. Data last updated October 24, 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 DiegoPorto
SAN San Diego - OPO Porto
SANOPO
San Diego
Mon 11/23
8:50 am-3:00 pm
3 stops46h 10m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$295
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Mon 1/25
7:41 pm-8:10 am
3 stops28h 29m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$337
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Sun 2/14
6:28 pm-8:10 am
3 stops29h 42m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$343
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Sat 2/27
9:55 pm-10:05 am
1 stop28h 10m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$349
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Thu 1/21
7:41 pm-8:10 am
3 stops28h 29m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$387
San DiegoPorto
SAN San Diego - OPO Porto
SANOPO
San Diego
Tue 11/17
7:10 am-3:00 pm
3 stops23h 50m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$406
San DiegoLisbon
SAN San Diego - LIS Lisbon Humberto Delgado
SANLIS
San Diego
Tue 4/13
5:15 pm-11:40 pm
3 stops22h 25m
Lisbon Humberto Delgado
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$466
San DiegoPorto
SAN San Diego - OPO Porto
SANOPO
San Diego
Sun 12/13
7:12 am-8:10 am
3 stops40h 58m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$467
San DiegoPorto
SAN San Diego - OPO Porto
SANOPO
San Diego
Wed 11/18
7:40 am-6:15 pm
3 stops26h 35m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$489
San DiegoFaro
SAN San Diego - FAO Faro
SANFAO
San Diego
Mon 12/28
2:45 pm-9:50 am
3 stops59h 05m
Faro
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$496
Showing 1-10 of 56 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-FNC
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-FNC
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 $588). Flying from San Diego to Portugal in August is currently the most expensive (average of $1,096). 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 far ahead should I book a flight from San Diego to Portugal?
The best time to book flights from San Diego to Portugal is 15 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 October 24, 2026.
Get a feel of what it's like to fly with KLM,Delta, 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.
Overall
7.8
Entertainment
7.2
Comfort
7.7
Crew
8.4
Boarding
7.8
Food
7.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Overall
7.8
Entertainment
7.2
Comfort
7.7
Crew
8.4
Boarding
7.8
Food
7.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Overall
7.8
Entertainment
7.2
Comfort
7.7
Crew
8.4
Boarding
7.8
Food
7.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Overall
7.8
Entertainment
7.2
Comfort
7.7
Crew
8.4
Boarding
7.8
Food
7.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Overall
7.8
Entertainment
7.2
Comfort
7.7
Crew
8.4
Boarding
7.8
Food
7.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
Overall
7.8
Entertainment
7.2
Comfort
7.7
Crew
8.4
Boarding
7.8
Food
7.4
Reviews
1 / 20
4.0
OkayAbhisek,Aug 2026
JFK - AMS
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 October 24, 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 6 airlines flying from San Diego to Portugal
Discover the top 6 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 7,457,451 searches. Data last updated October 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$151 | Average$1,039 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$487 | Average$1,053 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$491 | Average$1,166 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$505 | Average$987 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$508 | Average$1,151 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$552 | Average$932 | FlexibilityNo cancel fee | On-timeN/A |