$340+ Cheap flights from San Diego (SAN) 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 6/21. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from San Diego 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 Diego to Barcelona are usually found in January or February, booked 70 days in advance, depart on a Wednesday or Monday and return on a Wednesday
Cheap flight deals from San Diego to Barcelona
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 30, 2025.
Round-trip from | $798 (United Airlines) |
|---|---|
One-way from | $340 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $935 |
Find flight deals from San Diego to Barcelona
Cheapest flights from San Diego to BarcelonaExplore the most affordable flight options available from San Diego to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.
Explore the most affordable flight options available from San Diego to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.
This United Airlines deal was found by Cheapflights users on 4/28. 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.
This Kiwi.com deal was found by Cheapflights users on 4/29. 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.
This Air France deal was found by Cheapflights users on 4/29. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Delta deal was found by Cheapflights users on 4/29. 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.
This eDestinos deal was found by Cheapflights users on 4/29. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This oojo deal was found by Cheapflights users on 4/29. 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.
This WestJet deal was found by Cheapflights users on 4/29. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 4/28. 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.
This FlightHub deal was found by Cheapflights users on 4/29. 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.
This Scandinavian Airlines deal was found by Cheapflights users on 4/29. 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.
This FlightHub deal was found by Cheapflights users on 4/29. 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.
This CrystalTravel deal was found by Cheapflights users on 4/29. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego 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 30, 2025.
Use the filters below to find and compare flights from San Diego to Barcelona that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
San DiegoBarcelona
SAN - BCN
SANBCN
San Diego
Mon 5/12
8:00 am-7:50 am
1 stop14h 50m
Barcelona-El Prat
Sun 5/18
3:15 pm-10:14 pm
1 stop15h 59m
San DiegoBarcelona
SAN - BCN
SANBCN
San Diego
Sat 5/10
10:20 am-4:45 pm
1 stop21h 25m
Barcelona-El Prat
Tue 5/20
1:25 pm-1:01 pm
2 stops32h 36m
San DiegoBarcelona
SAN - BCN
SANBCN
San Diego
Mon 5/12
6:34 am-9:00 am
2 stops17h 26m
Barcelona-El Prat
Sun 5/18
2:10 pm-11:53 pm
1 stop18h 43m
San DiegoBarcelona
SAN - BCN
SANBCN
San Diego
Thu 5/15
2:10 pm-5:10 pm
2 stops18h 00m
Barcelona-El Prat
Thu 5/22
11:35 am-10:20 pm
1 stop19h 45m
San DiegoBarcelona
SAN - BCN
SANBCN
San Diego
Mon 7/21
9:20 am-9:05 am
1 stop14h 45m
Barcelona-El Prat
Mon 8/4
2:00 pm-9:22 pm
1 stop16h 22m
San DiegoBarcelona
SAN - BCN
SANBCN
San Diego
Sat 5/17
4:31 pm-8:35 pm
2 stops19h 04m
Barcelona-El Prat
Fri 5/23
9:25 pm-3:53 pm
2 stops27h 28m
San DiegoBarcelona
SAN - BCN
SANBCN
San Diego
Sun 7/6
1:00 pm-9:50 am
2 stops35h 50m
Barcelona-El Prat
Sun 7/13
11:20 am-12:09 pm
2 stops33h 49m
San DiegoBarcelona
SAN - BCN
SANBCN
San Diego
Tue 5/20
8:00 am-7:50 am
1 stop14h 50m
Barcelona-El Prat
Wed 6/4
12:10 pm-7:45 pm
1 stop16h 35m
San DiegoBarcelona
SAN - BCN
SANBCN
San Diego
Sat 5/10
10:39 pm-10:25 pm
2 stops38h 46m
Barcelona-El Prat
Mon 5/19
11:05 pm-7:15 pm
2 stops29h 10m
San DiegoBarcelona
SAN - BCN
SANBCN
San Diego
Fri 9/19
7:00 am-6:10 pm
3 stops26h 10m
Barcelona-El Prat
Thu 10/2
10:25 am-12:21 am
2 stops22h 56m
Best time to book a flight from San Diego to Barcelona
Have a flexible travel schedule? Discover the best time to fly to Barcelona from San Diego with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from San Diego to Barcelona
How far ahead should I book a flight from San Diego to Barcelona?
Use this chart to determine the optimal time to book a round-trip flight from San Diego to Barcelona. Price data was last updated on April 25, 2025.
Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Barcelona. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from San Diego to Barcelona?
Currently, January is the cheapest month in which you can book a flight from San Diego to Barcelona (average of $523). Flying from San Diego to Barcelona in June is currently the most expensive (average of $1,064). 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 SAN to BCN?
Find hourly flight availability from San Diego to Barcelona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 30, 2025.
When flying from San Diego to Barcelona, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 10% versus a flight in the morning.
What is the cheapest day to fly from San Diego to Barcelona?
Use this chart to determine the cheapest time to fly round-trip from San Diego to Barcelona. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their San Diego to Barcelona flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Rainfall in Barcelona by month
Plan your trip to Barcelona by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Barcelona ranges from 0.8 - 3.6 inches per month. October is typically the wettest month, when rainfall can reach 3.6 in. July is typically the driest time to visit Barcelona when rainfall is around 0.8 in.
Temperature in Barcelona by month
Plan your trip to Barcelona by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Barcelona, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).
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 30, 2025.
See what other customers who have flown with Delta, Air France and United Airlines from San Diego to Barcelona have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
Crew
Food
Boarding
Comfort
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Crew
Food
Boarding
Comfort
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Crew
Food
Boarding
Comfort
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Crew
Food
Boarding
Comfort
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Crew
Food
Boarding
Comfort
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Overall
Crew
Food
Boarding
Comfort
Entertainment
Reviews
Aaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from San Diego to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Diego to Barcelona
See prices for flight routes from nearby airports that may be better suited for you.
Top 9 airlines flying from San Diego to Barcelona
Discover the top 9 airlines that operate flights from San Diego 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 30, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$540 | Average$984 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$542 | Average$934 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$555 | Average$1,009 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$557 | Average$968 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$573 | Average$634 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$600 | Average$898 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$621 | Average$1,016 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$645 | Average$942 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$785 | Average$1,054 | FlexibilityNo cancel fee | On-time75% |