Cheap Flights from Porto to Napa

View €1,016 flight on Sat, 2 Aug 2025Opens in a new window

Featured airlines

Lufthansa
Aer Lingus
Stobart Air
Ryanair
British Airways
American Airlines
Air France
Virgin Atlantic
Iberia

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 15% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Porto to Napa (OPO-SMF)

Prices were available within the past 7 days and start at €1,016 for one-way flights and €793 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Thu, 3 Apr - Mon, 7 Apr
OPO
Porto
SMF
Sacramento
€793 Return, found 5 days ago
€793
Return
found 5 days ago
Select British Airways flight, departing Thu, 3 Apr from Porto to Sacramento, returning Mon, 7 Apr, priced at €793 found 5 days ago
British Airways
Thu, 3 Apr - Mon, 7 Apr
OPO
Porto
SMF
Sacramento
€823 Return, found 5 days ago
€823
Return
found 5 days ago
Select British Airways flight, departing Thu, 3 Apr from Porto to Sacramento, returning Mon, 7 Apr, priced at €823 found 5 days ago
British Airways
Thu, 3 Apr - Mon, 7 Apr
OPO
Porto
SMF
Sacramento
€856 Return, found 5 days ago
€856
Return
found 5 days ago
Select British Airways flight, departing Thu, 3 Apr from Porto to Sacramento, returning Mon, 7 Apr, priced at €856 found 5 days ago
United
Thu, 3 Apr - Mon, 7 Apr
OPO
Porto
SMF
Sacramento
€882 Return, found 5 days ago
€882
Return
found 5 days ago
Select United flight, departing Thu, 3 Apr from Porto to Sacramento, returning Mon, 7 Apr, priced at €882 found 5 days ago
American Airlines
Thu, 3 Apr - Mon, 7 Apr
OPO
Porto
SMF
Sacramento
€891 Return, found 5 days ago
€891
Return
found 5 days ago
Select American Airlines flight, departing Thu, 3 Apr from Porto to Sacramento, returning Mon, 7 Apr, priced at €891 found 5 days ago
Lufthansa
Thu, 3 Apr - Mon, 7 Apr
OPO
Porto
SMF
Sacramento
€895 Return, found 5 days ago
€895
Return
found 5 days ago
Select Lufthansa flight, departing Thu, 3 Apr from Porto to Sacramento, returning Mon, 7 Apr, priced at €895 found 5 days ago
Iberia
Thu, 3 Apr - Mon, 7 Apr
OPO
Porto
SMF
Sacramento
€915 Return, found 5 days ago
€915
Return
found 5 days ago
Select Iberia flight, departing Thu, 3 Apr from Porto to Sacramento, returning Mon, 7 Apr, priced at €915 found 5 days ago
*Available to Expedia members.