$464+ Cheap flights from Barcelona-El Prat (BCN) to San Francisco (SFO)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/30. Fares are subject to change and may not be available on all flights or dates of travel.
BCN — SFO
Oct 7 — Oct 141
Round-trip
1 adult, Economy
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Find cheap flights from Barcelona-El Prat to San Francisco with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Barcelona-El Prat to San Francisco are usually found in November or February, booked 71 days in advance, depart on a Thursday or Saturday and return on a Tuesday
Cheap flight deals from Barcelona-El Prat to San Francisco
Cheapest
Best
Last-minute
One-way
Cheapest flights from Barcelona-El Prat to San FranciscoExplore the most affordable flight options available from Barcelona-El Prat to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
Explore the most affordable flight options available from Barcelona-El Prat to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:15 pm -
1 stop18h 33m
Tue 10/2710:40 pm -
1 stop16h 25m
Deal found 9/5![United Airlines logo]()
$666
This Flighttix deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:15 pm -
1 stop16h 40m
Sat 10/37:00 am -
1 stop17h 00m
Deal found 9/6![Lufthansa logo]()
$667
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:15 am -
1 stop16h 53m
Fri 10/3010:40 pm -
1 stop16h 25m
Deal found 9/5![United Airlines logo]()
$668
This United Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/131:15 pm -
1 stop32h 19m
Tue 9/291:55 pm -
1 stop23h 30m
Deal found 9/4![United Airlines logo]()
$670
This Scandinavian Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:45 pm -
2 stops28h 55m
Fri 10/94:45 pm -
2 stops32h 00m
Deal found 9/2![Scandinavian Airlines logo]()
$671
This FlightHub deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:45 pm -
1 stop29h 50m
Tue 10/204:20 pm -
1 stop24h 10m
Deal found 9/3![TAP AIR PORTUGAL logo]()
$672
This ITA Airways deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/144:50 pm -
1 stop29h 25m
Mon 9/213:15 pm -
1 stop23h 00m
Deal found 9/2![ITA Airways logo]()
$673
This Air Canada deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:15 pm -
2 stops19h 37m
Sat 10/108:30 am -
1 stop15h 50m
Deal found 9/3![Multiple Airlines logo]()
$674
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:00 pm -
1 stop31h 28m
Mon 10/125:55 pm -
Nonstop11h 25m
Deal found 9/5![United Airlines logo]()
$675
This Trip.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:20 am -
1 stop15h 55m
Sat 10/103:15 pm -
1 stop15h 40m
Deal found 9/3![ITA Airways logo]()
$676
This Air Canada deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1912:15 pm -
2 stops19h 49m
Sat 9/266:10 am -
2 stops16h 50m
Deal found 9/3![Multiple Airlines logo]()
$677
Best flights from Barcelona-El Prat to San FranciscoDiscover carefully curated flight deals from Barcelona-El Prat to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Barcelona-El Prat to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:15 pm -
1 stop17h 32m
Fri 10/3010:40 pm -
1 stop16h 25m
Deal found 9/5![United Airlines logo]()
$666
This ITA Airways deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:20 am -
1 stop15h 55m
Tue 10/274:05 pm -
1 stop23h 10m
Deal found 9/5![ITA Airways logo]()
$695
This ITA Airways deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:20 am -
1 stop15h 55m
Tue 10/1310:21 am -
2 stops20h 34m
Deal found 9/2![Multiple Airlines logo]()
$720
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:20 am -
1 stop14h 25m
Sun 10/182:15 pm -
2 stops17h 55m
Deal found 9/2![Delta logo]()
$723
This SWISS deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:40 am -
2 stops17h 51m
Wed 10/288:25 pm -
1 stop18h 35m
Deal found 9/5![SWISS logo]()
$726
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:15 pm -
1 stop18h 33m
Tue 10/2710:40 pm -
1 stop16h 25m
Deal found 9/5![United Airlines logo]()
$666
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/611:10 am -
2 stops20h 28m
Thu 11/1210:38 am -
2 stops18h 22m
Deal found 9/3![Delta logo]()
$727
This United Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:15 am -
1 stop22h 44m
Sat 10/175:55 pm -
Nonstop11h 25m
Deal found 9/4![United Airlines logo]()
$667
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/91:20 pm -
1 stop19h 36m
Mon 10/192:15 pm -
2 stops17h 55m
Deal found 9/3![Delta logo]()
$729
This United Airlines deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/294:05 pm -
Nonstop12h 15m
Tue 10/135:55 pm -
Nonstop11h 25m
Deal found 9/6![United Airlines logo]()
$729
This Delta deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:20 am -
2 stops19h 58m
Sat 10/32:15 pm -
2 stops17h 55m
Deal found 9/6![Delta logo]()
$729
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:55 am -
1 stop18h 13m
Thu 10/82:40 pm -
2 stops17h 30m
Deal found 9/3![Delta logo]()
$729
Last-minute flights from Barcelona-El Prat to San FranciscoDiscover last-minute flight deals from Barcelona-El Prat to San Francisco. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Barcelona-El Prat to San Francisco. Data last updated September 7, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/131:15 pm -
1 stop32h 19m
Tue 9/291:55 pm -
1 stop23h 30m
Deal found 9/4![United Airlines logo]()
$670
This ITA Airways deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure ITA Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/144:50 pm -
1 stop29h 25m
Mon 9/213:15 pm -
1 stop23h 00m
Deal found 9/2![ITA Airways logo]()
$673
This Flighttix deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/183:15 pm -
1 stop16h 40m
Sat 10/37:00 am -
1 stop17h 00m
Deal found 9/6![Lufthansa logo]()
$667
This Air Canada deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1912:15 pm -
2 stops19h 49m
Sat 9/266:10 am -
2 stops16h 50m
Deal found 9/3![Multiple Airlines logo]()
$677
This Air Canada deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2512:15 pm -
2 stops19h 37m
Sat 10/108:30 am -
1 stop15h 50m
Deal found 9/3![Multiple Airlines logo]()
$674
This Trip.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:20 am -
1 stop15h 55m
Sat 10/103:15 pm -
1 stop15h 40m
Deal found 9/3![ITA Airways logo]()
$676
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2912:15 pm -
1 stop18h 33m
Tue 10/2710:40 pm -
1 stop16h 25m
Deal found 9/5![United Airlines logo]()
$666
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/111:15 am -
1 stop16h 53m
Fri 10/3010:40 pm -
1 stop16h 25m
Deal found 9/5![United Airlines logo]()
$668
This United Airlines deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/212:00 pm -
1 stop31h 28m
Mon 10/125:55 pm -
Nonstop11h 25m
Deal found 9/5![United Airlines logo]()
$675
This Scandinavian Airlines deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/66:45 pm -
2 stops28h 55m
Fri 10/94:45 pm -
2 stops32h 00m
Deal found 9/2![Scandinavian Airlines logo]()
$671
This FlightHub deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:45 pm -
1 stop29h 50m
Tue 10/204:20 pm -
1 stop24h 10m
Deal found 9/3![TAP AIR PORTUGAL logo]()
$672
One-way flights from Barcelona-El Prat to San FranciscoSearch for one-way flight options from Barcelona-El Prat to San Francisco. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from Barcelona-El Prat to San Francisco. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:00 am -
2 stops19h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Delta logo]()
$464
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:00 am -
2 stops25h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$465
This FlightHub deal was found by Cheapflights users on 9/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/133:00 pm -
1 stop32h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![TAP AIR PORTUGAL logo]()
$467
This Virgin Atlantic deal was found by Cheapflights users on 9/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2410:50 am -
2 stops21h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Virgin Atlantic logo]()
$468
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/288:10 pm -
3 stops44h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$469
This Kiwi.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/95:45 am -
3 stops47h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$470
This Delta deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:00 am -
2 stops23h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Delta logo]()
$471
This Delta deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2810:05 am -
2 stops21h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Delta logo]()
$472
This FlightHub deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/611:25 am -
1 stop36h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![TAP AIR PORTUGAL logo]()
$473
This Kiwi.com deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:35 pm -
3 stops35h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$475
This Booking.com deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/286:40 am -
1 stop17h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![British Airways logo]()
$477
Find flight deals from Barcelona-El Prat to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Barcelona-El Prat (BCN) to San Francisco (SFO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 7, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $666 (United Airlines) |
One-way from | $464 (Delta) |
Popular in | July |
Cheapest in | November |
Average price | $712 |
Good round-trip deal | $996 or less |
Good one-way deal | $928 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Barcelona-El Prat to San Francisco that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 7, 2026.
Use the filters below to find and compare flights from Barcelona-El Prat Airport to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BarcelonaSan Francisco
BCN Barcelona-El Prat - SFO San Francisco
BCNSFO
Barcelona-El Prat
Mon 11/30
8:20 pm-2:55 pm
1 stop27h 35m
San Francisco
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$464
BarcelonaSan Francisco
BCN Barcelona-El Prat - SFO San Francisco
BCNSFO
Barcelona-El Prat
Wed 10/28
6:00 am-5:15 pm
2 stops19h 15m
San Francisco
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$464
BarcelonaSan Francisco
BCN Barcelona-El Prat - SFO San Francisco
BCNSFO
Barcelona-El Prat
Wed 11/18
6:00 am-3:35 pm
2 stops18h 35m
San Francisco
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$465
BarcelonaSan Francisco
BCN Barcelona-El Prat - SFO San Francisco
BCNSFO
Barcelona-El Prat
Thu 12/24
6:00 am-5:35 pm
2 stops20h 35m
San Francisco
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$465
BarcelonaSan Francisco
BCN Barcelona-El Prat - SFO San Francisco
BCNSFO
Barcelona-El Prat
Wed 11/18
6:00 am-10:22 pm
2 stops25h 22m
San Francisco
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$466
BarcelonaSan Francisco
BCN Barcelona-El Prat - SFO San Francisco
BCNSFO
Barcelona-El Prat
Thu 12/24
10:50 am-11:15 pm
2 stops21h 25m
San Francisco
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$468
BarcelonaSan Francisco
BCN Barcelona-El Prat - SFO San Francisco
BCNSFO
Barcelona-El Prat
Mon 11/30
9:10 pm-2:55 pm
1 stop26h 45m
San Francisco
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$472
Quickest round-trip
BarcelonaSan Francisco
BCN Barcelona-El Prat - SFO San Francisco
BCNSFO
Barcelona-El Prat
Tue 12/29
6:00 am-11:45 am
1 stop14h 45m
San Francisco
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$530
BarcelonaSan Francisco
BCN Barcelona-El Prat - SFO San Francisco
BCNSFO
Barcelona-El Prat
Tue 9/29
12:15 pm-8:47 pm
1 stop17h 32m
San Francisco
Fri 10/30
10:40 pm-11:05 pm
1 stop16h 25m
$666
BarcelonaSan Francisco
BCN Barcelona-El Prat - SFO San Francisco
BCNSFO
Barcelona-El Prat
Wed 9/30
12:15 pm-9:48 pm
1 stop18h 33m
San Francisco
Tue 10/27
10:40 pm-11:05 pm
1 stop16h 25m
$666
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Barcelona-El Prat to San Francisco
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Barcelona-El Prat to San Francisco in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Barcelona-El Prat Airport-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Barcelona-El Prat Airport-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Barcelona-El Prat Airport-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Barcelona-El Prat Airport-San Francisco flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Barcelona-El Prat Airport-San Francisco flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Barcelona-El Prat to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Barcelona-El Prat with our price prediction graph.
BCN-SFO
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Barcelona-El Prat Airport to San Francisco
Prices
Delays
How far ahead should I book a flight from Barcelona-El Prat Airport to San Francisco?
The best time to book flights from Barcelona-El Prat Airport to San Francisco is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Barcelona-El Prat Airport to San Francisco?
Currently, November is the cheapest month in which you can book a flight from Barcelona-El Prat Airport to San Francisco (average of $591). Flying from Barcelona-El Prat Airport to San Francisco in July is currently the most expensive (average of $923). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BCN to SFO?
Find hourly flight availability from Barcelona-El Prat to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 7, 2026.
When flying from Barcelona-El Prat Airport to San Francisco, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Barcelona to San Francisco delayed?
About 17% of weekly flights between Barcelona and San Francisco have experienced delays in the past year, with the average delay time being 159 minutes.
What is the most punctual flight time for Barcelona to San Francisco flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Barcelona to San Francisco flights?
Over the last year, LEVEL have had the lowest number of delays on this route, with just 14% of flights being delayed.
The best insider tips for Barcelona-El Prat Airport to San Francisco flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Barcelona-El Prat Airport to San Francisco trip
Our travel experts
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Francisco. Reviews last updated September 7, 2026.
See what other customers who have flown with Delta,United Airlines, andTAP AIR PORTUGAL from Barcelona-El Prat Airport to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Crew
8.5
Entertainment
7.8
Comfort
7.8
Overall
7.8
Boarding
8.1
Food
7.2
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
TUS - LAX
Related info for your journey
Find useful and relevant information for your journey from Barcelona-El Prat to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Clara
Santa Cruz
Walnut Creek
Emeryville
San Bruno
Burlingame
Rancho Cordova
Roseville
Fairfield
Vallejo
Cupertino
Newark
Hayward
San Ramon
Redwood City
Manteca
San Carlos
Turlock
Davis
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Barcelona-El Prat and San Francisco flights
Browse other Barcelona-El Prat and San Francisco flight options. Last updated on September 7, 2026.
Other flights from Barcelona-El Prat
Browse through other flights departing from Barcelona-El Prat. Flights are based on user searches made on Cheapflights and were last updated on September 7, 2026.
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Top 10 airlines flying from Barcelona-El Prat to San Francisco
Discover the top 10 airlines that operate flights from Barcelona-El Prat to San Francisco. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 7, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$207 | Average$804 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$413 | Average$793 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$487 | Average$686 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$501 | Average$640 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$522 | Average$924 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$533 | Average$708 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$534 | Average$925 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$557 | Average$580 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$611 | Average$919 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$620 | Average$758 | FlexibilityNo cancel fee | On-time76% |