$327+ Cheap flights from San Francisco (SFO) to Barcelona
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/16. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BCN
May 10 — May 171
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Barcelona 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 San Francisco to Barcelona are usually found in January or February, booked 49 days in advance, depart on a Tuesday or Saturday and return on a Thursday
Cheap flight deals from San Francisco to Barcelona
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Cheapest flights from San Francisco to BarcelonaExplore the most affordable flight options available from San Francisco to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.
Explore the most affordable flight options available from San Francisco to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 4/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/144:30 pm
SFO
- BCN
1 stop14h 30m
Condor
Tue 9/298:00 am
BCN
- SFO
1 stop15h 30m
Condor
Deal found 4/6![Condor logo]()
$525
This Cheapflightsfares deal was found by Cheapflights users on 4/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:30 pm
SFO
- BCN
1 stop20h 40m
Condor
Sat 10/248:00 am
BCN
- SFO
1 stop15h 30m
Condor
Deal found 4/5![Condor logo]()
$536
This oojo deal was found by Cheapflights users on 4/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/224:35 pm
SFO
- BCN
1 stop23h 55m
TAP AIR PORTUGAL
Thu 8/276:00 am
BCN
- SFO
1 stop17h 30m
TAP AIR PORTUGAL
Deal found 4/5![TAP AIR PORTUGAL logo]()
$538
This Booking.com deal was found by Cheapflights users on 4/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:30 pm
SFO
- BCN
1 stop14h 30m
Condor
Tue 9/298:00 am
BCN
- SFO
1 stop15h 30m
Condor
Deal found 4/6![Condor logo]()
$555
This Cheapflightsfares deal was found by Cheapflights users on 4/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/184:30 pm
SFO
- BCN
1 stop20h 40m
Condor
Mon 8/318:00 am
BCN
- SFO
1 stop15h 30m
Condor
Deal found 4/6![Condor logo]()
$558
This oojo deal was found by Cheapflights users on 4/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:20 pm
SFO
- BCN
2 stops21h 10m
TAP AIR PORTUGAL
Tue 8/258:20 pm
BCN
- SFO
1 stop27h 15m
TAP AIR PORTUGAL
Deal found 4/5![TAP AIR PORTUGAL logo]()
$564
This oojo deal was found by Cheapflights users on 4/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:20 pm
SFO
- BCN
2 stops21h 10m
TAP AIR PORTUGAL
Wed 9/95:45 pm
BCN
- SFO
1 stop29h 45m
TAP AIR PORTUGAL
Deal found 4/6![TAP AIR PORTUGAL logo]()
$568
This Cheapflightsfares deal was found by Cheapflights users on 4/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/184:30 pm
SFO
- BCN
1 stop14h 30m
Condor
Tue 9/18:00 am
BCN
- SFO
1 stop15h 30m
Condor
Deal found 4/9![Condor logo]()
$574
This oojo deal was found by Cheapflights users on 4/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/144:35 pm
SFO
- BCN
1 stop18h 45m
TAP AIR PORTUGAL
Sun 12/66:05 pm
BCN
- SFO
1 stop29h 30m
TAP AIR PORTUGAL
Deal found 4/6![TAP AIR PORTUGAL logo]()
$578
This Booking.com deal was found by Cheapflights users on 4/6. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/64:30 pm
SFO
- BCN
1 stop14h 30m
Condor
Tue 9/158:00 am
BCN
- SFO
1 stop15h 30m
Condor
Deal found 4/6![Condor logo]()
$579
This Cheapflightsfares deal was found by Cheapflights users on 4/6. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:30 pm
SFO
- BCN
1 stop14h 30m
Condor
Wed 9/98:00 am
BCN
- SFO
1 stop15h 30m
Condor
Deal found 4/6![Condor logo]()
$580
This French Bee deal was found by Cheapflights users on 4/8. 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 French Bee is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:05 pm
SFO
- REU
1 stop18h 20m
Multiple Airlines
Sun 8/308:55 am
REU
- SFO
1 stop20h 55m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$1,122
Best flights from San Francisco to BarcelonaDiscover carefully curated flight deals from San Francisco to Barcelona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 10, 2026.
Discover carefully curated flight deals from San Francisco to Barcelona that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 10, 2026.
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Mon 9/145:50 pm
SFO
- BCN
Nonstop11h 30m
United Airlines
Tue 9/2912:15 pm
BCN
- SFO
1 stop32h 02m
United Airlines
Deal found 4/5![United Airlines logo]()
$792
This Delta deal was found by Cheapflights users on 4/9. 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 5/208:10 pm
SFO
- BCN
1 stop27h 50m
Delta
Wed 5/276:20 am
BCN
- SFO
1 stop14h 25m
Delta
Deal found 4/9![Delta logo]()
$876
This British Airways deal was found by Cheapflights users on 4/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/44:35 pm
SFO
- BCN
1 stop18h 40m
British Airways
Sat 9/197:40 am
BCN
- SFO
1 stop15h 10m
British Airways
Deal found 4/5![British Airways logo]()
$902
This Virgin Atlantic deal was found by Cheapflights users on 4/6. 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.
Wed 8/266:00 am
SFO
- BCN
2 stops17h 35m
Virgin Atlantic
Sun 8/3011:00 am
BCN
- SFO
2 stops21h 12m
Virgin Atlantic
Deal found 4/6![Virgin Atlantic logo]()
$1,021
This French Bee deal was found by Cheapflights users on 4/8. 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 French Bee is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/204:05 pm
SFO
- REU
1 stop18h 20m
Multiple Airlines
Sun 8/308:55 am
REU
- SFO
1 stop20h 55m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$1,122
This United Airlines deal was found by Cheapflights users on 4/5. 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.
Sat 9/510:35 pm
SFO
- BCN
1 stop24h 45m
United Airlines
Thu 9/244:10 pm
BCN
- SFO
Nonstop12h 15m
United Airlines
Deal found 4/5![United Airlines logo]()
$793
This Delta deal was found by Cheapflights users on 4/6. 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.
Sat 4/252:57 pm
SFO
- BCN
2 stops17h 13m
Delta
Sun 5/36:20 am
BCN
- SFO
2 stops20h 00m
Delta
Deal found 4/6![Delta logo]()
$900
This United Airlines deal was found by Cheapflights users on 4/7. 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.
Mon 5/411:05 pm
SFO
- BCN
1 stop24h 15m
United Airlines
Fri 5/154:10 pm
BCN
- SFO
Nonstop12h 10m
United Airlines
Deal found 4/7![United Airlines logo]()
$878
This Delta deal was found by Cheapflights users on 4/9. 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 5/711:55 am
SFO
- BCN
2 stops17h 55m
Delta
Sat 5/239:20 am
BCN
- SFO
2 stops19h 00m
Delta
Deal found 4/9![Delta logo]()
$923
This United Airlines deal was found by Cheapflights users on 4/7. 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 5/1711:45 am
SFO
- BCN
1 stop36h 35m
United Airlines
Fri 6/54:10 pm
BCN
- SFO
Nonstop12h 10m
United Airlines
Deal found 4/7![United Airlines logo]()
$924
This United Airlines deal was found by Cheapflights users on 4/8. 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 4/306:30 am
SFO
- BCN
1 stop16h 50m
United Airlines
Tue 5/194:10 pm
BCN
- SFO
Nonstop12h 10m
United Airlines
Deal found 4/8![United Airlines logo]()
$928
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/2210:57 am
SFO
- REU
2 stops42h 33m
Multiple Airlines
Fri 5/298:00 pm
REU
- SFO
1 stop26h 50m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$1,255
This Kiwi.com deal was found by Cheapflights users on 4/9. 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.
Thu 9/245:35 pm
SFO
- GRO
2 stops19h 05m
Multiple Airlines
Wed 9/3011:30 pm
GRO
- SFO
1 stop25h 20m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$1,303
This United Airlines deal was found by Cheapflights users on 4/9. 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 8/286:00 pm
SFO
- BCN
Nonstop11h 20m
United Airlines
Wed 9/912:15 pm
BCN
- SFO
1 stop17h 32m
United Airlines
Deal found 4/9![United Airlines logo]()
$988
This Vueling Global deal was found by Cheapflights users on 4/4. 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 Vueling Global is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/44:05 pm
SFO
- REU
1 stop18h 20m
Multiple Airlines
Fri 6/268:00 pm
REU
- SFO
1 stop26h 50m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$1,318
This Vueling Global deal was found by Cheapflights users on 4/5. 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 Vueling Global is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/24:05 pm
SFO
- REU
1 stop18h 20m
Multiple Airlines
Fri 7/108:00 pm
REU
- SFO
1 stop26h 50m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$1,484
This French Bee deal was found by Cheapflights users on 4/4. 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 French Bee is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/44:05 pm
SFO
- REU
1 stop18h 20m
Multiple Airlines
Sun 6/288:55 am
REU
- SFO
1 stop20h 55m
Multiple Airlines
Deal found 4/4![Multiple Airlines logo]()
$1,676
This French Bee deal was found by Cheapflights users on 4/6. 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 French Bee is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/184:05 pm
SFO
- REU
1 stop18h 20m
Multiple Airlines
Sun 6/288:55 am
REU
- SFO
1 stop20h 55m
Multiple Airlines
Deal found 4/6![Multiple Airlines logo]()
$1,749
This French Bee deal was found by Cheapflights users on 4/9. 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 French Bee is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/114:05 pm
SFO
- REU
1 stop18h 20m
Multiple Airlines
Sun 7/128:55 am
REU
- SFO
1 stop20h 55m
Multiple Airlines
Deal found 4/9![Multiple Airlines logo]()
$1,763
This French Bee deal was found by Cheapflights users on 4/5. 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 French Bee is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/254:05 pm
SFO
- REU
1 stop18h 20m
Multiple Airlines
Sun 7/58:55 am
REU
- SFO
1 stop20h 55m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$1,768
Last-minute flights from San Francisco to BarcelonaDiscover last-minute flight deals from San Francisco to Barcelona. Data last updated April 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Barcelona. Data last updated April 10, 2026 and is based on user searches.
This Super.com deal was found by Cheapflights users on 4/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/97:55 pm
SFO
- BCN
1 stop20h 35m
TAP AIR PORTUGAL
Thu 4/166:00 am
BCN
- SFO
1 stop19h 20m
TAP AIR PORTUGAL
Deal found 4/6![TAP AIR PORTUGAL logo]()
$624
This FlightHub deal was found by Cheapflights users on 4/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/136:45 pm
SFO
- BCN
1 stop19h 30m
Turkish Airlines
Thu 4/232:35 pm
BCN
- SFO
1 stop35h 05m
Turkish Airlines
Deal found 4/6![Turkish Airlines logo]()
$602
This FlightHub deal was found by Cheapflights users on 4/5. 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 4/144:35 pm
SFO
- BCN
1 stop17h 45m
TAP AIR PORTUGAL
Tue 4/216:00 am
BCN
- SFO
1 stop17h 35m
TAP AIR PORTUGAL
Deal found 4/5![TAP AIR PORTUGAL logo]()
$628
This FlightHub deal was found by Cheapflights users on 4/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1612:55 pm
SFO
- BCN
1 stop19h 45m
Turkish Airlines
Thu 4/237:10 pm
BCN
- SFO
1 stop24h 40m
Turkish Airlines
Deal found 4/6![Turkish Airlines logo]()
$605
This FlightHub deal was found by Cheapflights users on 4/5. 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 4/216:45 pm
SFO
- BCN
1 stop19h 30m
Turkish Airlines
Tue 4/287:40 am
BCN
- SFO
1 stop18h 00m
Turkish Airlines
Deal found 4/5![Turkish Airlines logo]()
$615
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 4/214:45 pm
SFO
- BCN
1 stop16h 25m
Scandinavian Airlines
Thu 5/147:00 pm
BCN
- SFO
1 stop28h 40m
Scandinavian Airlines
Deal found 4/7![Scandinavian Airlines logo]()
$626
This oojo deal was found by Cheapflights users on 4/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/284:35 pm
SFO
- BCN
1 stop20h 15m
TAP AIR PORTUGAL
Tue 5/126:00 am
BCN
- SFO
1 stop17h 35m
TAP AIR PORTUGAL
Deal found 4/6![TAP AIR PORTUGAL logo]()
$613
This Cheapflightsfares deal was found by Cheapflights users on 4/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/44:30 pm
SFO
- BCN
1 stop14h 30m
Condor
Mon 5/118:00 am
BCN
- SFO
1 stop15h 30m
Condor
Deal found 4/8![Condor logo]()
$590
This Priceline deal was found by Cheapflights users on 4/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/44:30 pm
SFO
- BCN
1 stop20h 40m
Condor
Thu 5/78:00 am
BCN
- SFO
1 stop15h 30m
Condor
Deal found 4/8![Condor logo]()
$598
This Cheapflightsfares deal was found by Cheapflights users on 4/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/44:30 pm
SFO
- BCN
1 stop14h 30m
Condor
Mon 8/248:00 am
BCN
- SFO
1 stop15h 30m
Condor
Deal found 4/8![Condor logo]()
$623
This Cheapflightsfares deal was found by Cheapflights users on 4/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/74:30 pm
SFO
- BCN
1 stop14h 35m
Condor
Tue 5/128:00 am
BCN
- SFO
1 stop15h 30m
Condor
Deal found 4/5![Condor logo]()
$612
This Kiwi.com deal was found by Cheapflights users on 4/7. 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 5/2210:57 am
SFO
- REU
2 stops42h 33m
Multiple Airlines
Fri 5/298:00 pm
REU
- SFO
1 stop26h 50m
Multiple Airlines
Deal found 4/7![Multiple Airlines logo]()
$1,255
One-way flights from San Francisco to BarcelonaSearch for one-way flight options from San Francisco to Barcelona. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
Search for one-way flight options from San Francisco to Barcelona. Find affordable one-way fares based on user searches. Data last updated April 10, 2026.
This FlightHub deal was found by Cheapflights users on 4/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:40 am
SFO
- BCN
1 stop14h 05m
British Airways
Deal found 4/6![British Airways logo]()
$327
This Booking.com deal was found by Cheapflights users on 4/5. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/33:52 pm
SFO
- BCN
2 stops19h 48m
British Airways
Deal found 4/5![British Airways logo]()
$329
This FlightHub deal was found by Cheapflights users on 4/8. 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.
Sun 8/93:21 pm
SFO
- BCN
2 stops19h 59m
British Airways
Deal found 4/8![British Airways logo]()
$334
This oojo deal was found by Cheapflights users on 4/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/111:29 pm
SFO
- BCN
1 stop25h 41m
British Airways
Deal found 4/5![British Airways logo]()
$339
This Priceline deal was found by Cheapflights users on 4/8. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/214:21 pm
SFO
- BCN
2 stops19h 19m
British Airways
Deal found 4/8![British Airways logo]()
$341
This Ovago deal was found by Cheapflights users on 4/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:21 pm
SFO
- BCN
2 stops19h 09m
British Airways
Deal found 4/8![British Airways logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/274:30 pm
SFO
- BCN
2 stops23h 40m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$354
This Kiwi.com deal was found by Cheapflights users on 4/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/305:35 pm
SFO
- BCN
1 stop19h 55m
Aer Lingus
Deal found 4/5![Aer Lingus logo]()
$357
This Kiwi.com deal was found by Cheapflights users on 4/8. 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 5/52:00 pm
SFO
- BCN
3 stops24h 59m
Multiple Airlines
Deal found 4/8![Multiple Airlines logo]()
$361
This Cheapflightsfares deal was found by Cheapflights users on 4/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/244:35 pm
SFO
- BCN
1 stop14h 25m
British Airways
Deal found 4/5![British Airways logo]()
$365
This French Bee deal was found by Cheapflights users on 4/5. 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 French Bee is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/164:05 pm
SFO
- REU
1 stop18h 20m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$496
This French Bee deal was found by Cheapflights users on 4/5. 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 French Bee is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/304:05 pm
SFO
- REU
1 stop18h 20m
Multiple Airlines
Deal found 4/5![Multiple Airlines logo]()
$525
Find flight deals from San Francisco to Barcelona
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Barcelona (S37). 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 April 10, 2026.
Round-trip from | $525 (Cheapflightsfares) |
|---|---|
One-way from | $327 (FlightHub) |
Popular in | June |
Cheapest in | January |
Average price | $665 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to Barcelona 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 2,558,603 searches. Data last updated April 10, 2026.
Use the filters below to find and compare flights from San Francisco to Barcelona that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San FranciscoBarcelona
SFO - BCN
SFOBCN
San Francisco
Mon 9/14
5:50 pm-2:20 pm
Nonstop11h 30m
Barcelona-El Prat
Tue 9/29
12:15 pm-11:17 am
1 stop32h 02m
$792
San FranciscoBarcelona
SFO - BCN
SFOBCN
San Francisco
Sat 9/5
10:35 pm-8:20 am
1 stop24h 45m
Barcelona-El Prat
Thu 9/24
4:10 pm-7:25 pm
Nonstop12h 15m
$793
San FranciscoBarcelona
SFO - BCN
SFOBCN
San Francisco
Wed 5/20
8:10 pm-9:00 am
1 stop27h 50m
Barcelona-El Prat
Wed 5/27
6:20 am-11:45 am
1 stop14h 25m
$876
San FranciscoBarcelona
SFO - BCN
SFOBCN
San Francisco
Mon 5/4
11:05 pm-8:20 am
1 stop24h 15m
Barcelona-El Prat
Fri 5/15
4:10 pm-7:20 pm
Nonstop12h 10m
$878
San FranciscoBarcelona
SFO - BCN
SFOBCN
San Francisco
Sat 4/25
2:57 pm-5:10 pm
2 stops17h 13m
Barcelona-El Prat
Sun 5/3
6:20 am-5:20 pm
2 stops20h 00m
$900
San FranciscoBarcelona
SFO - BCN
SFOBCN
San Francisco
Fri 9/4
4:35 pm-8:15 pm
1 stop18h 40m
Barcelona-El Prat
Sat 9/19
7:40 am-1:50 pm
1 stop15h 10m
$902
San FranciscoBarcelona
SFO - BCN
SFOBCN
San Francisco
Thu 5/7
11:55 am-2:50 pm
2 stops17h 55m
Barcelona-El Prat
Sat 5/23
9:20 am-7:20 pm
2 stops19h 00m
$923
San FranciscoBarcelona
SFO - BCN
SFOBCN
San Francisco
Sun 5/17
11:45 am-9:20 am
1 stop36h 35m
Barcelona-El Prat
Fri 6/5
4:10 pm-7:20 pm
Nonstop12h 10m
$924
San FranciscoBarcelona
SFO - BCN
SFOBCN
San Francisco
Thu 4/30
6:30 am-8:20 am
1 stop16h 50m
Barcelona-El Prat
Tue 5/19
4:10 pm-7:20 pm
Nonstop12h 10m
$928
Quickest round-trip
San FranciscoBarcelona
SFO - BCN
SFOBCN
San Francisco
Fri 8/28
6:00 pm-2:20 pm
Nonstop11h 20m
Barcelona-El Prat
Wed 9/9
12:15 pm-8:47 pm
1 stop17h 32m
$988
Showing 1-10 of 37 resultsSorted by cheapest first
Best time to book a flight from San Francisco to Barcelona
Have a flexible travel schedule? Discover the best time to fly to Barcelona from San Francisco with our price prediction graph.
SFO-S37
SFO-BCN
SFO-REU
SFO-GRO
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 San Francisco to Barcelona
SFO-S37
SFO-BCN
SFO-REU
SFO-GRO
How far ahead should I book a flight from San Francisco to Barcelona?
Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Barcelona. Price data was last updated on April 3, 2026.
The price you pay for your flight from San Francisco to Barcelona may vary depending on when you book. For the best chance of a lower fare, look to book 49 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Francisco to Barcelona?
Currently, April is the cheapest month in which you can book a flight from San Francisco to Barcelona (average of $371). Flying from San Francisco to Barcelona in June is currently the most expensive (average of $742). 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.
How much does it cost to fly round-trip from San Francisco to Barcelona?
How often are flights from San Francisco to Barcelona delayed?
About 15% of weekly flights between San Francisco and Barcelona have experienced delays in the past year, with the average delay time being 181 minutes.
What is the most punctual flight time for San Francisco to Barcelona flights?
Historically, flights departing at night 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?
Monday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Francisco to Barcelona flights?
Over the last year, LEVEL have had the lowest number of delays on this route, with just 10% of flights being delayed.
Reviews of airlines servicing Barcelona
Get insights into the airlines that provide service to Barcelona. 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 Barcelona. Reviews last updated April 10, 2026.
See what other customers who have flown with United Airlines,TAP AIR PORTUGAL, andIberia from San Francisco to Barcelona have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
7.7
Entertainment
7.1
Overall
7.4
Food
6.6
Comfort
7.3
Crew
8.1
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Boarding
7.7
Entertainment
7.1
Overall
7.4
Food
6.6
Comfort
7.3
Crew
8.1
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Boarding
7.7
Entertainment
7.1
Overall
7.4
Food
6.6
Comfort
7.3
Crew
8.1
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Boarding
7.7
Entertainment
7.1
Overall
7.4
Food
6.6
Comfort
7.3
Crew
8.1
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Boarding
7.7
Entertainment
7.1
Overall
7.4
Food
6.6
Comfort
7.3
Crew
8.1
Reviews
1 / 20
4.0
OkayThomas,Mar 2025
SFO - TPE
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Popular flights
Alternative routes for San Francisco to Barcelona
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Complete your trip
Complete your trip to Barcelona by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Francisco to Barcelona by cabin class
Find flights from San Francisco to Barcelona, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and Barcelona flights
Browse other San Francisco and Barcelona flight options. Last updated on April 10, 2026.
Other flights from San Francisco
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on April 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 10 airlines flying from San Francisco to Barcelona
Discover the top 10 airlines that operate flights from San Francisco to Barcelona. 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 2,558,603 searches. Data last updated April 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$341 | Average$482 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$359 | Average$558 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$369 | Average$691 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$370 | Average$603 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$412 | Average$710 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$418 | Average$795 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$421 | Average$548 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$434 | Average$682 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$447 | Average$861 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$449 | Average$615 | FlexibilityNo cancel fee | On-time81% |