SFOSan Francisco International Airport
San Francisco, United States
LISPortela Airport
Lisbon, Portugal
$788 USD
-44%$445 USD
Verified Nov 28, 2025 at 6:55 AMDecember 2025
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Limited Availability
10% of dates checked are available within 10% of the lowest price
Monday, December 22nd, 2025
10 round-trip options
Returning
Sat, Dec 27, 2025•5 Day Trip
$1,648 USD
Returning
Sun, Dec 28, 2025•6 Day Trip
$1,637 USD
Returning
Mon, Dec 29, 2025•7 Day Trip
$1,812 USD
Returning
Tue, Dec 30, 2025•8 Day Trip
$2,257 USD
Returning
Wed, Dec 31, 2025•9 Day Trip
$2,700 USD
Returning
Thu, Jan 1, 2026•10 Day Trip
$2,697 USD
Returning
Fri, Jan 2, 2026•11 Day Trip
$3,483 USD
Returning
Sat, Jan 3, 2026•12 Day Trip
$3,483 USD
Returning
Sun, Jan 4, 2026•13 Day Trip
$5,652 USD
Returning
Mon, Jan 5, 2026•14 Day Trip
$2,940 USD