$423+ Cheap flights from Portugal to San Francisco (SFO)
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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
LIS — SFO
Nov 19 — Nov 261
Round-trip
1 adult, Economy
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Find cheap flights from Portugal to San Francisco 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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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portugal to San Francisco
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Cheapest flights from Portugal to San FranciscoExplore the most affordable flight options available from Portugal to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.
Explore the most affordable flight options available from Portugal to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2026.
This oojo deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/195:55 pm -
1 stop28h 55m
Wed 12/24:45 pm -
1 stop16h 20m
Deal found 10/15![Scandinavian Airlines logo]()
$559
This FlightHub deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/195:55 pm -
1 stop28h 55m
Tue 12/14:45 pm -
1 stop15h 20m
Deal found 10/15![Scandinavian Airlines logo]()
$570
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:55 pm -
1 stop28h 55m
Thu 12/104:45 pm -
1 stop15h 10m
Deal found 10/19![Scandinavian Airlines logo]()
$571
This Scandinavian Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 12/136:45 pm -
1 stop28h 05m
Wed 1/274:45 pm -
1 stop15h 20m
Deal found 10/15![Scandinavian Airlines logo]()
$610
This SmartFares deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:55 pm -
1 stop28h 55m
Sat 11/284:45 pm -
1 stop17h 15m
Deal found 10/18![Scandinavian Airlines logo]()
$616
This Scandinavian Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:55 pm -
1 stop29h 55m
Sat 11/284:45 pm -
1 stop17h 15m
Deal found 10/18![Scandinavian Airlines logo]()
$656
This Scandinavian Airlines 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:45 pm -
1 stop28h 05m
Mon 11/164:45 pm -
1 stop15h 25m
Deal found 10/19![Scandinavian Airlines logo]()
$658
This FlightHub deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/234:55 pm -
1 stop29h 55m
Mon 3/155:45 pm -
1 stop15h 25m
Deal found 10/18![Scandinavian Airlines logo]()
$677
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/32:05 pm -
2 stops32h 45m
Thu 12/104:45 pm -
2 stops21h 25m
Deal found 10/19![Multiple Airlines logo]()
$683
This Mytrip deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:50 pm -
2 stops29h 55m
Wed 11/253:10 pm -
2 stops20h 00m
Deal found 10/18![Multiple Airlines logo]()
$722
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/95:00 am -
1 stop14h 45m
Wed 11/257:00 am -
2 stops19h 35m
Deal found 10/15![Delta logo]()
$779
This KLM deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” 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 12/14:10 pm -
1 stop27h 35m
Tue 12/81:50 pm -
1 stop17h 35m
Deal found 10/16![KLM logo]()
$785
Best flights from Portugal to San FranciscoDiscover carefully curated flight deals from Portugal to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
Discover carefully curated flight deals from Portugal to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 20, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/226:45 pm -
1 stop28h 05m
Wed 12/24:35 pm -
2 stops39h 20m
Deal found 10/15![Scandinavian Airlines logo]()
$647
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/95:00 am -
1 stop14h 45m
Wed 11/257:00 am -
2 stops19h 35m
Deal found 10/15![Delta logo]()
$779
This KLM deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/24:10 pm -
1 stop27h 35m
Wed 12/93:10 pm -
1 stop22h 50m
Deal found 10/17![KLM logo]()
$782
This KLM deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 12/155:00 am -
1 stop14h 45m
Mon 1/254:15 pm -
2 stops17h 15m
Deal found 10/15![Multiple Airlines logo]()
$792
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.
Thu 12/310:25 am -
1 stop18h 10m
Mon 12/78:35 pm -
1 stop29h 10m
Deal found 10/19![British Airways logo]()
$801
This TAP AIR PORTUGAL 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/224:00 pm -
1 stop30h 45m
Fri 1/17:15 pm -
1 stop15h 45m
Deal found 10/19![TAP AIR PORTUGAL logo]()
$829
This Lufthansa deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:15 am -
1 stop21h 20m
Wed 11/187:00 am -
1 stop18h 30m
Deal found 10/18![Lufthansa logo]()
$871
This Scandinavian Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/35:55 pm -
1 stop28h 55m
Mon 12/74:45 pm -
1 stop32h 45m
Deal found 10/17![Scandinavian Airlines logo]()
$737
This Delta deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:00 am -
1 stop14h 45m
Thu 11/122:47 pm -
2 stops23h 13m
Deal found 10/17![Delta logo]()
$783
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.
Sat 11/217:00 am -
2 stops20h 42m
Sat 11/285:25 pm -
1 stop21h 05m
Deal found 10/19![British Airways logo]()
$808
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.
Fri 11/206:00 pm -
2 stops29h 35m
Thu 11/2610:38 am -
2 stops22h 32m
Deal found 10/19![KLM logo]()
$809
This Scandinavian Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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.
Sat 12/126:55 pm -
1 stop27h 55m
Sun 1/244:45 pm -
1 stop15h 35m
Deal found 10/15![Scandinavian Airlines logo]()
$753
This KLM deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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 1/165:00 am -
1 stop14h 45m
Thu 1/287:15 am -
2 stops19h 20m
Deal found 10/14![Multiple Airlines logo]()
$838
This Delta deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/35:00 am -
2 stops19h 07m
Sat 11/710:55 pm -
1 stop25h 20m
Deal found 10/18![Delta logo]()
$792
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/14. Clicking the “Pick Dates” 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.
Sun 1/178:00 pm -
1 stop26h 25m
Sat 1/304:35 pm -
1 stop16h 00m
Deal found 10/14![TAP AIR PORTUGAL logo]()
$882
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 12/910:45 am -
2 stops21h 22m
Wed 12/3011:25 am -
2 stops19h 30m
Deal found 10/19![British Airways logo]()
$809
This Scandinavian Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” 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 1/144:55 pm -
1 stop29h 55m
Mon 1/184:45 pm -
1 stop20h 55m
Deal found 10/16![Scandinavian Airlines logo]()
$757
This KLM deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/192:40 pm -
1 stop29h 05m
Fri 11/2710:38 am -
2 stops19h 12m
Deal found 10/15![KLM logo]()
$841
This Mytrip deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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.
Thu 11/1911:10 am -
3 stops32h 35m
Fri 11/274:40 pm -
2 stops33h 40m
Deal found 10/15![Multiple Airlines logo]()
$862
This Delta deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/125:30 am -
1 stop15h 25m
Mon 3/2211:05 am -
2 stops21h 05m
Deal found 10/17![Delta logo]()
$797
This Scandinavian Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/23:00 pm -
1 stop31h 50m
Sat 3/66:50 pm -
2 stops59h 20m
Deal found 10/17![Scandinavian Airlines logo]()
$764
This Delta deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:00 am -
2 stops21h 11m
Sun 11/227:00 am -
1 stop17h 55m
Deal found 10/17![Delta logo]()
$800
This Delta deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/205:30 am -
2 stops18h 44m
Sat 12/511:50 am -
2 stops21h 40m
Deal found 10/17![Delta logo]()
$803
This Scandinavian Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” 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 12/257:05 am -
2 stops21h 52m
Wed 1/274:45 pm -
1 stop15h 20m
Deal found 10/16![Scandinavian Airlines logo]()
$806
This British Airways deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:40 pm -
1 stop33h 15m
Tue 11/178:35 pm -
1 stop30h 55m
Deal found 10/18![British Airways logo]()
$981
This TAP AIR PORTUGAL deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/29:15 pm -
1 stop25h 30m
Sat 3/64:35 pm -
1 stop24h 25m
Deal found 10/17![TAP AIR PORTUGAL logo]()
$1,141
This Priceline deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/115:50 am -
1 stop16h 45m
Sun 4/117:30 pm -
1 stop31h 55m
Deal found 10/16![Multiple Airlines logo]()
$1,103
This Scandinavian Airlines deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” 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 11/195:55 pm -
1 stop28h 55m
Mon 11/234:45 pm -
2 stops21h 15m
Deal found 10/16![Scandinavian Airlines logo]()
$838
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.
Sat 11/71:45 pm -
1 stop33h 10m
Tue 11/175:25 pm -
1 stop34h 05m
Deal found 10/19![British Airways logo]()
$1,054
This Emirates deal was found by Cheapflights users on 10/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/304:30 pm -
2 stops53h 05m
Mon 12/73:40 pm -
2 stops40h 00m
Deal found 10/16![Emirates logo]()
$3,270
Last-minute flights from Portugal to San FranciscoDiscover last-minute flight deals from Portugal to San Francisco. Data last updated October 20, 2026 and is based on user searches.
Discover last-minute flight deals from Portugal to San Francisco. Data last updated October 20, 2026 and is based on user searches.
This Scandinavian Airlines deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/35:00 pm -
1 stop29h 50m
Fri 11/64:45 pm -
1 stop15h 25m
Deal found 10/15![Scandinavian Airlines logo]()
$694
This Scandinavian Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:55 pm -
1 stop29h 55m
Sat 11/284:45 pm -
1 stop17h 15m
Deal found 10/18![Scandinavian Airlines logo]()
$656
This Scandinavian Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/44:55 pm -
1 stop29h 55m
Fri 11/274:30 pm -
2 stops41h 30m
Deal found 10/18![Scandinavian Airlines logo]()
$712
This SmartFares deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/55:55 pm -
1 stop28h 55m
Sat 11/284:45 pm -
1 stop17h 15m
Deal found 10/18![Scandinavian Airlines logo]()
$616
This Iberia deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/512:25 pm -
2 stops20h 18m
Thu 11/125:35 am -
2 stops18h 05m
Deal found 10/17![Iberia logo]()
$788
This Scandinavian Airlines 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:45 pm -
1 stop28h 05m
Tue 11/174:45 pm -
1 stop15h 20m
Deal found 10/19![Scandinavian Airlines logo]()
$658
This Mytrip deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:50 pm -
2 stops29h 55m
Wed 11/253:10 pm -
2 stops20h 00m
Deal found 10/18![Multiple Airlines logo]()
$722
This Delta deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/95:00 am -
1 stop14h 45m
Wed 11/257:00 am -
2 stops19h 35m
Deal found 10/15![Delta logo]()
$779
This oojo deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/195:55 pm -
1 stop28h 55m
Wed 12/24:45 pm -
1 stop16h 20m
Deal found 10/15![Scandinavian Airlines logo]()
$559
This FlightHub deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/195:55 pm -
1 stop28h 55m
Tue 12/14:45 pm -
1 stop15h 20m
Deal found 10/15![Scandinavian Airlines logo]()
$570
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:05 pm -
2 stops32h 45m
Sat 11/284:45 pm -
2 stops22h 20m
Deal found 10/19![Multiple Airlines logo]()
$717
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:55 pm -
1 stop27h 55m
Sat 12/54:45 pm -
1 stop17h 15m
Deal found 10/19![Scandinavian Airlines logo]()
$718
One-way flights from Portugal to San FranciscoSearch for one-way flight options from Portugal to San Francisco. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
Search for one-way flight options from Portugal to San Francisco. Find affordable one-way fares based on user searches. Data last updated October 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 12/141:55 pm -
3 stops56h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$423
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 12/1212:50 pm -
3 stops57h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$428
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/282:00 pm -
3 stops34h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:30 pm -
2 stops50h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/226:15 am -
2 stops40h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$434
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/136:35 am -
3 stops39h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$445
This Kiwi.com deal was found by Cheapflights users on 10/15. Clicking the “Pick Dates” 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 11/125:55 pm -
2 stops30h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$446
This Kiwi.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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/237:10 pm -
3 stops51h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$451
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/249:55 pm -
2 stops24h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$461
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/279:40 pm -
3 stops50h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$481
This Kiwi.com deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/249:55 pm -
2 stops26h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![Multiple Airlines logo]()
$482
This Kiwi.com deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/249:00 am -
3 stops39h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Multiple Airlines logo]()
$484
Find flight deals from Portugal to San Francisco
Keep the following information in mind while searching for Portugal to San Francisco flight deals. Data was last updated October 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $554 (oojo) |
One-way from | $423 (Kiwi.com) |
Popular in | July |
Cheapest in | February |
Average price | $973 |
Good round-trip deal | $1,050 or less |
Good one-way deal | $870 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Portugal to San Francisco 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 20, 2026.
Use the filters below to find and compare flights from Portugal to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
FunchalSan Francisco
FNC Funchal Madeira - SFO San Francisco
FNCSFO
Funchal Madeira
Thu 1/28
2:00 pm-4:05 pm
3 stops34h 05m
San Francisco
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$429
FunchalSan Francisco
FNC Funchal Madeira - SFO San Francisco
FNCSFO
Funchal Madeira
Sun 12/13
6:35 am-2:25 pm
3 stops39h 50m
San Francisco
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$445
PortoSan Francisco
OPO Porto - SFO San Francisco
OPOSFO
Porto
Mon 11/23
7:10 pm-2:45 pm
3 stops51h 35m
San Francisco
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$451
FunchalSan Francisco
FNC Funchal Madeira - SFO San Francisco
FNCSFO
Funchal Madeira
Sat 12/12
4:05 pm-3:35 pm
2 stops31h 30m
San Francisco
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$480
FunchalSan Francisco
FNC Funchal Madeira - SFO San Francisco
FNCSFO
Funchal Madeira
Wed 1/27
9:40 pm-4:05 pm
3 stops50h 25m
San Francisco
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$481
FaroSan Francisco
FAO Faro - SFO San Francisco
FAOSFO
Faro
Sat 11/21
4:30 pm-8:10 pm
2 stops35h 40m
San Francisco
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$543
FunchalSan Francisco
FNC Funchal Madeira - SFO San Francisco
FNCSFO
Funchal Madeira
Sun 12/13
10:10 am-11:45 am
1 stop33h 35m
San Francisco
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$545
FunchalSan Francisco
FNC Funchal Madeira - SFO San Francisco
FNCSFO
Funchal Madeira
Wed 1/27
10:25 am-11:45 am
1 stop33h 20m
San Francisco
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$546
FunchalSan Francisco
FNC Funchal Madeira - SFO San Francisco
FNCSFO
Funchal Madeira
Mon 12/14
6:15 pm-3:35 pm
2 stops29h 20m
San Francisco
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$548
FunchalSan Francisco
FNC Funchal Madeira - SFO San Francisco
FNCSFO
Funchal Madeira
Sun 4/11
6:45 pm-4:02 pm
2 stops29h 17m
San Francisco
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$554
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Portugal to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Portugal with our price prediction graph.
LIS-SFO
OPO-SFO
FNC-SFO
FAO-SFO
PDL-SFO
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 Portugal to San Francisco
PT0-SFO
LIS-SFO
OPO-SFO
FNC-SFO
FAO-SFO
What is the cheapest month to book a flight from Portugal to San Francisco?
Currently, November is the cheapest month in which you can book a flight from Portugal to San Francisco (average of $749). Flying from Portugal to San Francisco in June is currently the most expensive (average of $1,139). 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 PT to SFO?
Find hourly flight availability from Portugal to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 20, 2026.
When flying from Portugal to San Francisco, 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 Portugal to San Francisco delayed?
About 19% of weekly flights between Portugal and San Francisco have experienced delays in the past year, with the average delay time being 106 minutes.
What is the most punctual flight time for Portugal to San Francisco flights?
Historically, flights departing in the morning 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?
Monday 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 Portugal to San Francisco flights?
Over the last year, TAP AIR PORTUGAL have had the lowest number of delays on this route, with just 19% of flights being delayed.
How far ahead should I book a flight from Portugal to San Francisco?
The best time to book flights from Portugal to San Francisco is 81 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 San Francisco
Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated October 20, 2026.
Read reviews from past customers who have flown Delta,United Airlines, andTAP AIR PORTUGAL from Portugal to San Francisco. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Crew
8.5
Overall
7.8
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Crew
8.5
Overall
7.8
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Crew
8.5
Overall
7.8
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Crew
8.5
Overall
7.8
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Boarding
8.1
Crew
8.5
Overall
7.8
Comfort
7.8
Entertainment
7.8
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Portugal to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Clara
Santa Cruz
Walnut Creek
Hayward
San Bruno
Emeryville
Burlingame
Roseville
Redwood City
Rancho Cordova
Cupertino
Newark
Fairfield
San Ramon
Manteca
San Carlos
Vallejo
Turlock
Davis
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Complete your trip
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Portugal and San Francisco flights
Browse other Portugal and San Francisco flight options. Last updated on October 20, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 20, 2026.
Portugal to San Francisco flights
Consider these flights traveling from Portugal to San Francisco.
Top 4 airlines flying from Portugal to San Francisco
Discover the top 4 airlines that operate flights from Portugal to San Francisco. 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 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$367 | Average$942 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$686 | Average$924 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$717 | Average$1,052 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$766 | Average$944 | FlexibilityNo cancel fee | On-time69% |