Spain to United States · 5,956 miles (9,586 km)

Barcelona (BCN) to San Francisco (SFO) flights

One airline flies nonstop from Barcelona (BCN) to San Francisco (SFO): United Airlines. The two airports are 5,956 miles (9,586 km) apart. United Airlines is in Star Alliance. There are also 36 ways to fly it with one stop, through Calgary, Dublin and London and more.

Airlines flying nonstop from BCN to SFO

  • United Airlines logo
    United AirlinesStar Alliance · bookable with 13 programsWho books it

Book BCN to SFO with points

Loyalty programs that can book at least one of the nonstop airlines, from the Award Booking Guide.

BCN to SFO with one stop

36 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.

  • Via Calgary (YYC)WestJet the whole way
    WestJet logo
    United Airlines logo
    WestJet logo
  • Via Dublin (DUB)Aer Lingus the whole way
    Aer Lingus logo
    Ryanair logo
    Vueling logo
    Aer Lingus logo
  • Via London (LHR)British Airways the whole way
    British Airways logo
    Vueling logo
    British Airways logo
    United Airlines logo
    Virgin Atlantic logo
  • Via Paris (ORY)Transavia France and Vueling, then French Bee
    Transavia France logo
    Vueling logo
    French Bee logo
  • Via Madrid (MAD)Iberia the whole way
    Iberia logo
    Air Europa logo
    Vueling logo
    +2
    Iberia logo
  • Via Paris (CDG)Air France the whole way
    Air France logo
    Vueling logo
    Air France logo
    United Airlines logo
  • Via Seattle (SEA)Delta Air Lines the whole way
    Delta Air Lines logo
    Alaska Airlines logo
    Delta Air Lines logo
    United Airlines logo
  • Via Montreal (YUL)Air Canada the whole way
    Air Canada logo
    Air Transat logo
    Air Canada logo
    United Airlines logo
  • Via Amsterdam (AMS)KLM the whole way
    Transavia logo
    KLM logo
    Vueling logo
    KLM logo
    United Airlines logo
  • Via Toronto (YYZ)Air Canada the whole way
    Air Canada logo
    Air Canada logo
    United Airlines logo
    Porter Airlines logo
  • Via Chicago (ORD)American Airlines and United Airlines the whole way
    American Airlines logo
    United Airlines logo
    American Airlines logo
    United Airlines logo
  • Via Lisbon (LIS)TAP Portugal the whole way
    TAP Portugal logo
    Vueling logo
    Ryanair logo
    +1
    TAP Portugal logo
  • Via Boston (BOS)Delta Air Lines and JetBlue Airways the whole way
    Iberia logo
    Delta Air Lines logo
    JetBlue Airways logo
    JetBlue Airways logo
    Delta Air Lines logo
    United Airlines logo
  • Via Los Angeles (LAX)Iberia, then American Airlines, Alaska Airlines and 4 more
    Iberia logo
    American Airlines logo
    Alaska Airlines logo
    Delta Air Lines logo
    +3
  • Via Zurich (ZRH)SWISS the whole way
    SWISS logo
    Vueling logo
    SWISS logo
    United Airlines logo
See all 36 in Routes

BCN to SFO: common questions

Which airlines fly nonstop from BCN to SFO?

United Airlines (Star Alliance) flies nonstop from Barcelona (BCN) to San Francisco (SFO).

How far is Barcelona from San Francisco by plane?

Barcelona (BCN) and San Francisco (SFO) are 5,956 miles (9,586 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.

Which points programs can book BCN to SFO award flights?

13 programs can book at least one of the nonstop airlines: Air Canada Aeroplan, Air New Zealand Airpoints, ANA Mileage Club, Avianca LifeMiles, Emirates Skywards, EVA Air Infinity MileageLands, JetBlue TrueBlue, Lufthansa Miles & More and 5 more. Which flights each can book depends on its partners, so check the airline before you transfer points.

How many miles does BCN to SFO cost?

It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for BCN to SFO with taxes and fees.

Where can I connect between Barcelona and San Francisco?

The most direct connections are through Calgary (YYC), Dublin (DUB), London (LHR), Paris (ORY) and Madrid (MAD). On 33 of them the same airline flies both flights, for example WestJet through Calgary.

More routes

Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.