Cheap Flights from Barcelona (BCN) to San Diego (SDM)

Flights from Barcelona (BCN) to San Diego (SDM)
Origin airport
Barcelona Intl.
Destination airport
Brown Field Municipal
Distance
6028 mi

Barcelona to San Diego Flights

The cheapest times to fly from Barcelona to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Barcelona to San Diego are during the month of . You can find some of the cheapest flights from Barcelona to San Diego with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Barcelona to San Diego

Sunday is one of the best days to book for cheap flights from Barcelona to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Barcelona to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Barcelona to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Barcelona to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Barcelona to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Barcelona Intl. Airport (BCN) to San Diego, CA (SDM-Brown Field Municipal) cost?
Grab a cheap one-way flight or cheap return flight from Barcelona Intl. Airport (BCN) to San Diego, CA (SDM-Brown Field Municipal) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Barcelona Intl. Airport (BCN) to San Diego, CA (SDM-Brown Field Municipal)?
is the most affordable month to fly from BCN to SDM. Traveling during an off-peak travel window is often the key to landing a great deal.
What is the cheapest airline that flies from Barcelona Intl. Airport (BCN) to San Diego, CA (SDM-Brown Field Municipal)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest BCN to SDM flight.
How many flights per day from Barcelona Intl. Airport (BCN) to San Diego, CA (SDM-Brown Field Municipal)?
Direct flights from Barcelona Intl. Airport (BCN) to San Diego, CA (SDM-Brown Field Municipal) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BCN to SDM?
Friday is generally the busiest day for flights, while Tuesday tends to be the quietest.* Remember that flight schedules can change depending on a number of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Barcelona Intl. Airport (BCN) to San Diego, CA (SDM-Brown Field Municipal)?
Choose a flight from Barcelona Intl. Airport (BCN) to San Diego, CA (SDM-Brown Field Municipal) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Barcelona Intl. Airport (BCN) to San Diego, CA (SDM-Brown Field Municipal) last-minute?
Last-minute bookings from BCN to SDM are typically more expensive. To secure the lowest rates, start searching for flights as soon as possible. That said, if you're flexible with your travel dates, you may find a cheap fare right before your trip.
Is it cheaper to book a BCN to SDM flight and hotel package?
Compared with arranging hotels and flights separately, booking a BCN to SDM flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the stress out of travel planning. Simply secure your flights and choose from our wide range of hotels, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Barcelona Intl. Airport (BCN) to San Diego, CA (SDM-Brown Field Municipal)?
In most cases, you're able to reschedule or cancel your BCN to SDM flight. However, additional fees may apply, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's fees and rules on flight changes, or if you need further information, go to our Customer Service portal.

Explore a world of travel with Expedia

*Available to One Key members.