Cheap flights from San Francisco to Barcelona

Flight deals from San Francisco to Barcelona

Below you can see the best deals on flights San Francisco — Barcelona for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 21 September, from $309.

Top 10 cheap flights from San Francisco to Barcelona

When is the best time to book a flight from San Francisco to Barcelona?

The price of a flight from San Francisco to Barcelona changes depending on how far ahead you book. For the best chance of a lower fare, book around 19 days before departure, when the average ticket costs about $527. Fares also tend to climb as the departure date gets closer.

About the San Francisco — Barcelona flight

Looking for cheap flights from San Francisco to Barcelona? Compare fares from different airlines, check the flight schedule and travel time — and book your San Francisco — Barcelona ticket online at the best price.

The route has direct flights — around 23 flights per week, flights are operated by United Airlines, Iberia, American Airlines, a nonstop flight takes about 11 h 20 min, the distance between the cities is around 9,594 km.

Planning your trip? You may find our Barcelona travel guide, how to get from the airport into town and Barcelona weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

from $291Min. price

OctoberCheapest

JunePeak season

YesDirect flights

9,594 kmDistance

11 h 20 minTravel time

3Airlines

23 / wkFlights

Flight schedule from San Francisco to Barcelona

The table shows direct flights from San Francisco to Barcelona on the selected date. The flight takes approximately 11 h 20 min. Regular flights are operated by United Airlines, Iberia and American Airlines. Departures from San Francisco International Airport airports, arrivals at Barcelona-El Prat Airport.

For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.

Today

Any time

Last update: 14 Aug 2026

Airline

Flight

Departure

Arrival

Duration

Days

Status

Below is a calendar of the lowest flight ticket prices for San Francisco — Barcelona by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from $291 in October, and the most expensive are around $525 in June. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

Prices by month

Average one-way fares from San Francisco to Barcelona by month. Tickets are usually cheapest in February (around $402) and priciest in June (about $674) — use the table and chart below to pick the best time to fly.

Month	Average price	Level	Month	Average price	Level	Month	Average price	Level
Jan	$413	low	May	$500	medium	Sep	$468	medium
Feb	$402	low	Jun	$674	high	Oct	$446	medium
Mar	$457	medium	Jul	$653	high	Nov	$413	low
Apr	$479	medium	Aug	$609	high	Dec	$468	medium

Some values are estimated based on seasonality.

When to fly

Weather in Barcelona: it is warmest in July (up to 29 °C on average) and coolest in January (around 13 °C). The driest month is December.

Tickets are usually cheapest in October and most expensive in June. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Barcelona

Dry and wet days · Barcelona

Wind speed and direction · Barcelona

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How to get the best deal on a San Francisco — Barcelona ticket

Book ahead: fares for San Francisco — Barcelona are usually lower 3–8 weeks before departure than at the last minute.
Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
The cheapest month to fly to Barcelona is usually October — plan your trip around it if your dates are flexible.
Compare direct and connecting flights: nonstop is faster, while a connection is sometimes noticeably cheaper.
Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Flights on the San Francisco — Barcelona route are operated by 3 airlines; United Airlines runs the most flights (around 61% of all flights). Compare carriers, flight shares and schedules below.

United AirlinesUA
5x/week
WebsiteFleet: 956165M pax/year
- Direct flight SFO → BCN5x/week
  Duration
  11h 20m
  Days
  MTWTFSS
60.9%Open →
IberiaIB
3x/week
WebsiteFleet: 9224M pax/year
- Direct flight SFO → BCN3x/week
  Duration
  11h 30m
  Days
  MTWTFSS
34.8%Open →
American AirlinesAA
1x/week
WebsiteFleet: 965211M pax/year
- Direct flight SFO → BCN1x/week
  Duration
  11h 30m
  Days
  MTWTFSS
4.3%Open →

Cities and airports on the San Francisco — Barcelona route

Flights San Francisco — Barcelona depart from San Francisco International Airport and arrive at Barcelona-El Prat Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

San Francisco

SFO

United States

About the city How to get there Weather All about the country United States

Arrival

Barcelona

BCN

Spain

About the city How to get there Weather All about the country Spain

Departure airports

San Francisco International AirportSFO
About the airport

Arrival airports

Barcelona-El Prat AirportBCN
About the airport

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Frequently asked questions about the San Francisco — Barcelona flight

How long is the flight from San Francisco to Barcelona?

A nonstop San Francisco — Barcelona flight takes about 11 h 20 min — the distance between the cities is around 9,594 km.

How far is it from San Francisco to Barcelona?

The distance from San Francisco to Barcelona is about 9,594 km, which a nonstop flight covers in around 11 h 20 min.

Are there direct flights from San Francisco to Barcelona?

Yes, there are nonstop flights San Francisco — Barcelona — around 23 flights per week.

Which airlines fly from San Francisco to Barcelona?

Airlines operating San Francisco — Barcelona include United Airlines, Iberia, American Airlines. See the full list with schedules in the "Airlines" section on this page.

Which airports do San Francisco — Barcelona flights use?

Flights from San Francisco depart from San Francisco International Airport, and arrive at Barcelona-El Prat Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from San Francisco to Barcelona?

The price of a San Francisco — Barcelona ticket depends on your travel date, season and demand: it is usually cheapest to fly in October, and most expensive in June. Tickets typically cost between $291 and $525. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights San Francisco — Barcelona?

Flights San Francisco — Barcelona are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is October. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from San Francisco to Barcelona?

To catch a low fare San Francisco — Barcelona, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually October.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.