$217+ Cheap flights from San Francisco (SFO) 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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LIS
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Portugal with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from San Francisco to PortugalExplore the most affordable flight options available from San Francisco to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
Explore the most affordable flight options available from San Francisco to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/277:15 pm -
1 stop13h 45m
Fri 12/411:40 am -
2 stops35h 05m
Deal found 10/29![Multiple Airlines logo]()
$654
This Globehunters deal was found by Cheapflights users on 10/26. 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.
Thu 12/104:45 pm -
1 stop15h 10m
Thu 12/175:55 pm -
1 stop28h 55m
Deal found 10/26![Scandinavian Airlines logo]()
$671
This Cheapflightsfares deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/94:35 pm -
Nonstop11h 05m
Wed 11/1810:00 am -
Nonstop12h 45m
Deal found 10/30![TAP AIR PORTUGAL logo]()
$672
This Cheapflightsfares deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/285:35 pm -
Nonstop10h 55m
Mon 11/99:40 am -
Nonstop12h 45m
Deal found 10/27![TAP AIR PORTUGAL logo]()
$673
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Mon 11/24:35 pm -
Nonstop11h 05m
Wed 11/1810:00 am -
Nonstop12h 45m
Deal found 10/27![TAP AIR PORTUGAL logo]()
$674
This Justfly.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/264:45 pm -
1 stop15h 10m
Sun 12/66:45 pm -
1 stop28h 05m
Deal found 10/30![Scandinavian Airlines logo]()
$675
This lastminute.com deal was found by Cheapflights users on 10/29. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:45 pm -
1 stop15h 25m
Wed 11/184:55 pm -
1 stop29h 55m
Deal found 10/29![Scandinavian Airlines logo]()
$681
This FlightHub deal was found by Cheapflights users on 10/27. 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 11/24:35 pm -
Nonstop11h 05m
Wed 11/1110:00 am -
Nonstop12h 45m
Deal found 10/27![TAP AIR PORTUGAL logo]()
$682
This Globehunters deal was found by Cheapflights users on 10/26. 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.
Wed 11/114:45 pm -
1 stop16h 20m
Tue 11/245:00 pm -
1 stop29h 50m
Deal found 10/26![Scandinavian Airlines logo]()
$684
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/277:15 pm -
Nonstop11h 05m
Fri 12/47:20 pm -
2 stops52h 30m
Deal found 10/27![Multiple Airlines logo]()
$687
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/164:45 pm -
1 stop15h 25m
Thu 11/265:55 pm -
1 stop28h 55m
Deal found 10/27![Scandinavian Airlines logo]()
$694
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/94:35 pm -
Nonstop11h 05m
Wed 11/185:40 pm -
3 stops38h 40m
Deal found 10/25![Multiple Airlines logo]()
$696
Best flights from San Francisco to PortugalDiscover carefully curated flight deals from San Francisco to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from San Francisco to Portugal that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Sat 4/34:20 pm -
1 stop33h 25m
Thu 4/156:00 am -
1 stop21h 55m
Deal found 10/25![United Airlines logo]()
$767
This Virgin Atlantic deal was found by Cheapflights users on 10/26. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:05 am -
2 stops16h 55m
Wed 12/2311:15 am -
2 stops20h 10m
Deal found 10/26![Virgin Atlantic logo]()
$804
This Delta deal was found by Cheapflights users on 10/29. 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 3/33:10 pm -
1 stop16h 00m
Sat 3/135:00 am -
1 stop14h 45m
Deal found 10/29![Delta logo]()
$821
This Scandinavian Airlines deal was found by Cheapflights users on 10/28. 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 12/104:35 pm -
2 stops39h 50m
Tue 1/1912:00 pm -
2 stops58h 05m
Deal found 10/28![Scandinavian Airlines logo]()
$826
This British Airways deal was found by Cheapflights users on 10/27. 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 12/65:25 pm -
1 stop38h 10m
Mon 12/2112:30 pm -
1 stop34h 25m
Deal found 10/27![British Airways logo]()
$842
This KLM deal was found by Cheapflights users on 10/25. 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.
Tue 3/1611:05 am -
2 stops19h 45m
Wed 3/242:40 pm -
2 stops32h 41m
Deal found 10/25![KLM logo]()
$846
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 1/164:35 pm -
1 stop20h 10m
Fri 1/224:10 am -
1 stop18h 35m
Deal found 10/26![Multiple Airlines logo]()
$859
This oojo deal was found by Cheapflights users on 10/29. 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 1/297:15 pm -
2 stops35h 00m
Fri 2/1212:35 pm -
1 stop33h 10m
Deal found 10/29![TAP AIR PORTUGAL logo]()
$884
This oojo deal was found by Cheapflights users on 10/29. 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.
Sun 3/71:40 pm -
2 stops27h 05m
Sun 3/149:30 am -
2 stops37h 35m
Deal found 10/29![Lufthansa logo]()
$1,350
This United Airlines deal was found by Cheapflights users on 10/25. 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 11/236:15 am -
2 stops19h 15m
Wed 12/96:00 am -
1 stop18h 05m
Deal found 10/25![United Airlines logo]()
$768
This Delta deal was found by Cheapflights users on 10/29. 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 1/316:00 am -
2 stops21h 25m
Sat 2/65:00 am -
2 stops22h 02m
Deal found 10/29![Delta logo]()
$835
This United Airlines deal was found by Cheapflights users on 10/29. 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 3/611:30 pm -
1 stop25h 50m
Thu 3/115:00 am -
1 stop19h 05m
Deal found 10/29![United Airlines logo]()
$774
This KLM deal was found by Cheapflights users on 10/26. 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 2/217:30 am -
2 stops22h 20m
Tue 3/22:40 pm -
2 stops33h 41m
Deal found 10/26![KLM logo]()
$856
This Booking.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/612:00 pm -
2 stops20h 25m
Mon 12/219:15 pm -
2 stops23h 20m
Deal found 10/30![Multiple Airlines logo]()
$886
This Scandinavian Airlines deal was found by Cheapflights users on 10/29. 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.
Fri 12/2510:05 am -
2 stops38h 50m
Fri 1/84:45 pm -
1 stop30h 05m
Deal found 10/29![Scandinavian Airlines logo]()
$901
This Delta deal was found by Cheapflights users on 10/26. 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 4/1211:05 am -
2 stops20h 20m
Sun 5/211:45 am -
2 stops21h 28m
Deal found 10/26![Delta logo]()
$837
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/274:35 pm -
2 stops38h 30m
Fri 2/122:55 pm -
2 stops30h 50m
Deal found 10/30![TAP AIR PORTUGAL logo]()
$933
This United Airlines deal was found by Cheapflights users on 10/26. 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 12/1211:59 pm -
1 stop24h 11m
Thu 12/2412:25 pm -
1 stop15h 45m
Deal found 10/26![United Airlines logo]()
$782
This KLM deal was found by Cheapflights users on 10/25. 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.
Wed 3/101:50 pm -
1 stop16h 00m
Fri 3/198:10 pm -
2 stops27h 11m
Deal found 10/25![KLM logo]()
$892
This United deal was found by Cheapflights users on 10/28. 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 12/81:40 pm -
1 stop15h 40m
Wed 1/203:05 pm -
1 stop33h 25m
Deal found 10/28![Multiple Airlines logo]()
$898
This Delta deal was found by Cheapflights users on 10/29. 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 12/2510:05 am -
2 stops21h 05m
Thu 1/145:00 am -
2 stops22h 31m
Deal found 10/29![Delta logo]()
$851
This United Airlines deal was found by Cheapflights users on 10/25. 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.
Wed 12/97:00 am -
2 stops18h 30m
Wed 12/166:00 am -
2 stops19h 55m
Deal found 10/25![United Airlines logo]()
$789
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/25. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/224:35 pm -
2 stops38h 30m
Fri 3/56:40 am -
1 stop16h 25m
Deal found 10/25![TAP AIR PORTUGAL logo]()
$994
This KLM deal was found by Cheapflights users on 10/27. 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 11/101:50 pm -
1 stop16h 00m
Tue 11/172:40 pm -
1 stop29h 05m
Deal found 10/27![KLM logo]()
$951
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/25. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/197:15 pm -
1 stop32h 45m
Wed 3/102:55 pm -
2 stops56h 10m
Deal found 10/25![TAP AIR PORTUGAL logo]()
$1,010
This United Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/107:51 pm -
2 stops29h 29m
Thu 12/176:05 am -
1 stop21h 30m
Deal found 10/26![United Airlines logo]()
$837
This United deal was found by Cheapflights users on 10/27. 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.
Fri 12/1111:59 pm -
1 stop25h 31m
Fri 12/2512:05 pm -
1 stop36h 25m
Deal found 10/27![Multiple Airlines logo]()
$1,046
This KLM deal was found by Cheapflights users on 10/27. 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 11/912:10 pm -
2 stops17h 40m
Mon 11/167:10 pm -
2 stops29h 04m
Deal found 10/27![KLM logo]()
$965
This Delta deal was found by Cheapflights users on 10/29. 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 11/1811:50 am -
2 stops21h 40m
Fri 11/275:25 am -
1 stop15h 30m
Deal found 10/29![Delta logo]()
$999
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/25. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/174:35 pm -
2 stops38h 30m
Wed 3/102:55 pm -
2 stops56h 10m
Deal found 10/25![TAP AIR PORTUGAL logo]()
$1,012
Last-minute flights from San Francisco to PortugalDiscover last-minute flight deals from San Francisco to Portugal. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Portugal. Data last updated October 30, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/27. 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.
Mon 11/24:35 pm -
Nonstop11h 05m
Wed 11/1810:00 am -
Nonstop12h 45m
Deal found 10/27![TAP AIR PORTUGAL logo]()
$674
This lastminute.com deal was found by Cheapflights users on 10/29. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:45 pm -
1 stop15h 25m
Wed 11/184:55 pm -
1 stop29h 55m
Deal found 10/29![Scandinavian Airlines logo]()
$681
This FlightHub deal was found by Cheapflights users on 10/27. 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 11/24:35 pm -
Nonstop11h 05m
Wed 11/1110:00 am -
Nonstop12h 45m
Deal found 10/27![TAP AIR PORTUGAL logo]()
$682
This Cheapflightsfares deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:35 pm -
Nonstop10h 55m
Wed 11/1810:00 am -
Nonstop12h 45m
Deal found 10/27![TAP AIR PORTUGAL logo]()
$673
This Cheapflightsfares deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/94:35 pm -
Nonstop11h 05m
Wed 11/1810:00 am -
Nonstop12h 45m
Deal found 10/30![TAP AIR PORTUGAL logo]()
$672
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/94:35 pm -
Nonstop11h 05m
Wed 11/185:40 pm -
3 stops38h 40m
Deal found 10/25![Multiple Airlines logo]()
$696
This Globehunters deal was found by Cheapflights users on 10/26. 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.
Wed 11/114:45 pm -
1 stop16h 20m
Tue 11/245:00 pm -
1 stop29h 50m
Deal found 10/26![Scandinavian Airlines logo]()
$684
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/164:45 pm -
1 stop15h 25m
Thu 11/265:55 pm -
1 stop28h 55m
Deal found 10/27![Scandinavian Airlines logo]()
$694
This Scandinavian Airlines deal was found by Cheapflights users on 10/28. 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.
Tue 11/244:45 pm -
1 stop15h 20m
Thu 12/35:55 pm -
1 stop28h 55m
Deal found 10/28![Scandinavian Airlines logo]()
$698
This FlightHub deal was found by Cheapflights users on 10/28. 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.
Thu 11/264:45 pm -
1 stop15h 10m
Sun 12/66:45 pm -
1 stop28h 05m
Deal found 10/28![Scandinavian Airlines logo]()
$675
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 11/277:15 pm -
1 stop13h 45m
Fri 12/411:40 am -
2 stops35h 05m
Deal found 10/29![Multiple Airlines logo]()
$654
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 11/277:15 pm -
Nonstop11h 05m
Fri 12/47:20 pm -
2 stops52h 30m
Deal found 10/27![Multiple Airlines logo]()
$687
One-way flights from San Francisco to PortugalSearch for one-way flight options from San Francisco to Portugal. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
Search for one-way flight options from San Francisco to Portugal. Find affordable one-way fares based on user searches. Data last updated October 30, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/254:35 pm -
1 stop14h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![TAP AIR PORTUGAL logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/277:15 pm -
2 stops20h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Multiple Airlines logo]()
$254
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/137:15 pm -
2 stops17h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$256
This Kiwi.com deal was found by Cheapflights users on 10/26. 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 11/94:35 pm -
2 stops38h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/26![Multiple Airlines logo]()
$265
This Kiwi.com deal was found by Cheapflights users on 10/25. 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 11/114:35 pm -
2 stops21h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$266
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/2411:41 am -
2 stops19h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![Multiple Airlines logo]()
$282
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:20 am -
2 stops23h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Multiple Airlines logo]()
$294
This Kiwi.com deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/284:35 pm -
2 stops20h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/30![Multiple Airlines logo]()
$316
This Mytrip deal was found by Cheapflights users on 10/29. 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.
Sun 2/147:25 pm -
1 stop15h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/29![SWISS logo]()
$321
This Mytrip deal was found by Cheapflights users on 10/28. 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.
Wed 3/178:25 pm -
1 stop31h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/28![SWISS logo]()
$327
This Expedia deal was found by Cheapflights users on 10/27. 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.
Sun 1/317:25 pm -
1 stop31h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/27![SWISS logo]()
$331
This Kiwi.com deal was found by Cheapflights users on 10/25. 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.
Thu 11/129:09 am -
3 stops43h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/25![Multiple Airlines logo]()
$334
Find flight deals from San Francisco to Portugal
Keep the following information in mind while searching for San Francisco to Portugal flight deals. Data was last updated October 30, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $654 (Kiwi.com) |
One-way from | $217 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $836 |
Good round-trip deal | $683 or less |
Good one-way deal | $471 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 30, 2026.
Use the filters below to find and compare flights from San Francisco to Portugal that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoFunchal
SFO San Francisco - FNC Funchal Madeira
SFOFNC
San Francisco
Mon 11/9
4:35 pm-4:10 pm
1 stop39h 35m
Funchal Madeira
Wed 12/31
12:00 am-4:00 pm
Nonstop0h 00m
$310
San FranciscoPorto
SFO San Francisco - OPO Porto
SFOOPO
San Francisco
Sun 1/31
7:25 pm-11:15 am
1 stop31h 50m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$331
San FranciscoPorto
SFO San Francisco - OPO Porto
SFOOPO
San Francisco
Sun 1/31
9:00 am-11:45 am
2 stops18h 45m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$337
San FranciscoPorto
SFO San Francisco - OPO Porto
SFOOPO
San Francisco
Tue 4/27
8:05 pm-11:25 pm
1 stop19h 20m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$337
San FranciscoPorto
SFO San Francisco - OPO Porto
SFOOPO
San Francisco
Wed 3/17
11:55 am-10:00 pm
2 stops27h 05m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$343
San FranciscoPorto
SFO San Francisco - OPO Porto
SFOOPO
San Francisco
Sat 1/30
10:15 pm-10:35 am
2 stops28h 20m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$343
San FranciscoPorto
SFO San Francisco - OPO Porto
SFOOPO
San Francisco
Sun 2/14
4:15 pm-9:55 pm
2 stops21h 40m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$343
San FranciscoFaro
SFO San Francisco - FAO Faro
SFOFAO
San Francisco
Wed 12/9
9:15 am-8:40 pm
3 stops27h 25m
Faro
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$378
San FranciscoPorto
SFO San Francisco - OPO Porto
SFOOPO
San Francisco
Thu 4/22
5:30 am-11:45 am
2 stops22h 15m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$386
San FranciscoPorto
SFO San Francisco - OPO Porto
SFOOPO
San Francisco
Fri 3/12
8:35 pm-7:40 am
2 stops27h 05m
Porto
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$386
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from San Francisco to Portugal
Have a flexible travel schedule? Discover the best time to fly to Portugal from San Francisco with our price prediction graph.
SFO-FNC
SFO-OPO
SFO-FAO
SFO-LIS
SFO-TER
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 Francisco to Portugal
SFO-PT0
SFO-FNC
SFO-OPO
SFO-FAO
SFO-LIS
What is the cheapest month to book a flight from San Francisco to Portugal?
Currently, February is the cheapest month in which you can book a flight from San Francisco to Portugal (average of $654). Flying from San Francisco to Portugal in June is currently the most expensive (average of $1,269). 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.
What is the cheapest time of day to fly from SFO to PT?
Find hourly flight availability from San Francisco to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2026.
When flying from San Francisco to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from San Francisco to Portugal delayed?
About 14% of weekly flights between San Francisco and Portugal have experienced delays in the past year, with the average delay time being 141 minutes.
What is the most punctual flight time for San Francisco to Portugal flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Francisco to Portugal flights?
Over the last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 14% of flights being delayed.
How far ahead should I book a flight from San Francisco to Portugal?
The best time to book flights from San Francisco 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 30, 2026.
Read through reviews of airlines operating flights from San Francisco to Portugal, such as Delta,United Airlines, andTAP AIR PORTUGAL. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Entertainment
7.8
Comfort
7.8
Crew
8.5
Overall
7.8
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 Francisco 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 Francisco 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 Francisco to Portugal by cabin class
Find flights from San Francisco to Portugal, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and Portugal flights
Browse other San Francisco and Portugal flight options. Last updated on October 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
San Francisco to Portugal flights
Consider these flights traveling from San Francisco to Portugal.
Fly to Portugal regions
Consider these flights traveling to Portugal regions.
Top 10 airlines flying from San Francisco to Portugal
Discover the top 10 airlines that operate flights from San Francisco 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 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$294 | Average$655 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$431 | Average$992 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$440 | Average$1,188 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$460 | Average$655 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$486 | Average$856 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$495 | Average$974 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$498 | Average$936 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$521 | Average$804 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$524 | Average$1,019 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$531 | Average$969 | FlexibilityNo cancel fee | On-time71% |