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Not ready to book? to track prices.Find the cheapest flights from Barcelona to San Francisco
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United Airlines flights from Barcelona to San Francisco
Our best United Airlines deals on Barcelona to San Francisco flight tickets
Delta flights from Barcelona to San Francisco
Our best Delta deals on Barcelona to San Francisco flight tickets
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How to get the cheapest flight ticket from Barcelona to San Francisco
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between Barcelona and San Francisco?
What is the cheapest month to fly to San Francisco?
The month of February is, on average, the cheapest month to fly to San Francisco from Barcelona, with most prices found around £301. If you are unable to visit San Francisco during the month of February, then departing from Barcelona during the month November is also very affordable. Most momondo users find prices during this month for around £355.
What is the cheapest day to depart on your flight to San Francisco?
The cheapest day to depart on your flight to San Francisco is on a Saturday when prices can be found for as low as £451. This is often the case because there is less demand to fly during this day of the week. Flights from Barcelona to San Francisco on a Thursday will generally be more expensive and average around £453. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to San Francisco?
Our most recent data shows that the best time of day to fly to San Francisco is in the morning. Flights from Barcelona to San Francisco during this time can be as low as £389. Try not to purchase tickets in the afternoon because they tend to be around £465. Of course, these prices can vary depending on the time of year and what airport you fly to.
What is the cheapest Barcelona to San Francisco flight route?
Fly from Barcelona-El Prat to San Francisco for the best Barcelona - San Francisco flight prices
How far in advance should I book a flight to San Francisco?
You are more likely to see cheaper flights to San Francisco from Barcelona when booking 14 weeks ahead of your departure date. In general, you can expect to find flights to San Francisco for around £448 when searching 14 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Francisco from Barcelona for as low as £375 on momondo.
What cabin class options are available on Barcelona to San Francisco flights?
There are 3 cabin classes available to choose from on Barcelona to San Francisco flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
How many flights depart from Barcelona to San Francisco on average per day?
As of June 2025, there are 2 flights per day flying from Barcelona to San Francisco. The most common time of day flights depart is 16:00, with 100% of flights taking off in the afternoon.
How many flights depart from Barcelona to San Francisco on average per week?
The number of flights available between Barcelona and San Francisco is 17 per week as of June 2025. The most frequent departure day is Tue, with 18% of weekly flights leaving on this day.
Cheap Barcelona to San Francisco flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Barcelona to San Francisco
Best price found | £354 |
|---|---|
Fastest flight time | 12h 05m |
Direct flights | Every day |
Airports in San Francisco | 1 airport |
How far is Barcelona to San Francisco by plane?
The straight-line distance from Barcelona to San Francisco is 5942.9 mi. Flights usually cover this in 12h 05m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Barcelona to San Francisco Airport?
Prices for flights from Barcelona to San Francisco Airport were last updated today.
How old do you have to be to fly from Barcelona to San Francisco Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Barcelona to San Francisco Airport.
What documentation or ID do you need to fly to San Francisco Airport?
The travel and health documents required for your trip to San Francisco Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Francisco Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
Travelling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Barcelona to San Francisco?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Barcelona to San Francisco . Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Barcelona to San Francisco with flexible booking policies on momondo?
Flights from Barcelona to San Francisco with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Barcelona to San Francisco?
Once all potential Barcelona to San Francisco flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Barcelona to San Francisco right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to San Francisco from Barcelona. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.