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

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      Travellers and cabin class, 1 Adult, Economy

      Compare Barcelona to San Diego International flight deals

      Find the cheapest month or even day of the year to fly to San Diego International

      Book the best San Diego International fare with no extra fees

      Flight deals from Barcelona to San Diego International

      Looking for a cheap last-minute deal or the best return flight from Barcelona Airport to San Diego International Airport? If you want to travel next month, return fares start from $1,172. Find the lowest prices on one-way and return tickets right here.
      San Diego.$1,137 per passenger.Departing Thu, 7 Jan, returning Sun, 17 Jan.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Barcelona on Thu, 7 Jan, arriving in San Diego International.Inbound indirect flight with British Airways, departs from San Diego International on Sun, 17 Jan, arriving in Barcelona.Price includes taxes and charges.From $1,137, select.
      San Diego.$1,139 per passenger.Departing Sat, 30 Jan, returning Mon, 8 Feb.Return flight with KLM and Air France.Outbound indirect flight with KLM, departs from Barcelona on Sat, 30 Jan, arriving in San Diego International.Inbound indirect flight with Air France, departs from San Diego International on Mon, 8 Feb, arriving in Barcelona.Price includes taxes and charges.From $1,139, select.
      San Diego.$1,147 per passenger.Departing Sat, 13 Feb, returning Sat, 27 Feb.Return flight with Delta.Outbound indirect flight with Delta, departs from Barcelona on Sat, 13 Feb, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Sat, 27 Feb, arriving in Barcelona.Price includes taxes and charges.From $1,147, select.
      San Diego.$1,154 per passenger.Departing Thu, 3 Dec, returning Tue, 12 Jan.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Barcelona on Thu, 3 Dec, arriving in San Diego International.Inbound indirect flight with British Airways, departs from San Diego International on Tue, 12 Jan, arriving in Barcelona.Price includes taxes and charges.From $1,154, select.
      San Diego.$1,172 per passenger.Departing Thu, 15 Oct, returning Sun, 18 Oct.Return flight with Condor.Outbound indirect flight with Condor, departs from Barcelona on Thu, 15 Oct, arriving in San Diego International.Inbound indirect flight with Condor, departs from San Diego International on Sun, 18 Oct, arriving in Barcelona.Price includes taxes and charges.From $1,172, select.
      San Diego.$1,186 per passenger.Departing Mon, 1 Mar, returning Mon, 15 Mar.Return flight with KLM and Air France.Outbound indirect flight with KLM, departs from Barcelona on Mon, 1 Mar, arriving in San Diego International.Inbound indirect flight with Air France, departs from San Diego International on Mon, 15 Mar, arriving in Barcelona.Price includes taxes and charges.From $1,186, select.
      San Diego.$1,189 per passenger.Departing Thu, 5 Nov, returning Thu, 12 Nov.Return flight with Iberia.Outbound indirect flight with Iberia, departs from Barcelona on Thu, 5 Nov, arriving in San Diego International.Inbound indirect flight with Iberia, departs from San Diego International on Thu, 12 Nov, arriving in Barcelona.Price includes taxes and charges.From $1,189, select.
      San Diego.$1,194 per passenger.Departing Tue, 13 Apr, returning Wed, 21 Apr.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Barcelona on Tue, 13 Apr, arriving in San Diego International.Inbound indirect flight with British Airways, departs from San Diego International on Wed, 21 Apr, arriving in Barcelona.Price includes taxes and charges.From $1,194, select.
      San Diego.$1,195 per passenger.Departing Mon, 26 Apr, returning Wed, 5 May.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Barcelona on Mon, 26 Apr, arriving in San Diego International.Inbound indirect flight with British Airways, departs from San Diego International on Wed, 5 May, arriving in Barcelona.Price includes taxes and charges.From $1,195, select.
      San Diego.$1,216 per passenger.Departing Thu, 3 Sep, returning Thu, 10 Sep.Return flight with Condor.Outbound indirect flight with Condor, departs from Barcelona on Thu, 3 Sep, arriving in San Diego International.Inbound indirect flight with Condor, departs from San Diego International on Thu, 10 Sep, arriving in Barcelona.Price includes taxes and charges.From $1,216, select.
      San Diego.$1,217 per passenger.Departing Sat, 1 May, returning Mon, 3 May.Return flight with Finnair.Outbound indirect flight with Finnair, departs from Barcelona on Sat, 1 May, arriving in San Diego International.Inbound indirect flight with Finnair, departs from San Diego International on Mon, 3 May, arriving in Barcelona.Price includes taxes and charges.From $1,217, select.
      San Diego.$1,219 per passenger.Departing Sat, 21 Nov, returning Mon, 14 Dec.Return flight with British Airways.Outbound indirect flight with British Airways, departs from Barcelona on Sat, 21 Nov, arriving in San Diego International.Inbound indirect flight with British Airways, departs from San Diego International on Mon, 14 Dec, arriving in Barcelona.Price includes taxes and charges.From $1,219, select.
      San Diego.$1,220 per passenger.Departing Sat, 5 Dec, returning Sat, 12 Dec.Return flight with KLM and Air France.Outbound indirect flight with KLM, departs from Barcelona on Sat, 5 Dec, arriving in San Diego International.Inbound indirect flight with Air France, departs from San Diego International on Sat, 12 Dec, arriving in Barcelona.Price includes taxes and charges.From $1,220, select.
      San Diego.$1,220 per passenger.Departing Sat, 26 Sep, returning Sat, 10 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from Barcelona on Sat, 26 Sep, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Sat, 10 Oct, arriving in Barcelona.Price includes taxes and charges.From $1,220, select.
      San Diego.$1,220 per passenger.Departing Mon, 26 Oct, returning Sun, 1 Nov.Return flight with Delta.Outbound indirect flight with Delta, departs from Barcelona on Mon, 26 Oct, arriving in San Diego International.Inbound indirect flight with Delta, departs from San Diego International on Sun, 1 Nov, arriving in Barcelona.Price includes taxes and charges.From $1,220, select.
      San Diego.$1,225 per passenger.Departing Thu, 1 Oct, returning Wed, 2 Dec.Return flight with KLM.Outbound indirect flight with KLM, departs from Barcelona on Thu, 1 Oct, arriving in San Diego International.Inbound indirect flight with KLM, departs from San Diego International on Wed, 2 Dec, arriving in Barcelona.Price includes taxes and charges.From $1,225, select.

      Find the cheapest month to fly from Barcelona to San Diego International

      We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Barcelona to San Diego International flights are currently cheapest in January.
      Sep
      from $1,216
      Oct
      from $1,172
      Nov
      from $1,190
      Dec
      from $1,220
      Jan
      from $1,138
      Feb
      from $1,147
      Mar
      from $1,187
      Apr
      from $1,194
      May
      from $1,217
      Jun
      from $1,317
      Jul
      from $1,546
      Aug
      from $1,514

      Barcelona to San Diego International: Alternative routes

      Compare routes from Barcelona to San Diego below. You may find an airport to fly into that's cheaper, faster, or easier than San Diego International.

      San Diego International

      4km from central San Diego
      ClosestCheapest
      from $1,137
      Search flights

      McClellan-Palomar

      48km from central San Diego
      Search flights

      Barcelona to San Diego: Flight information

      The things to know before you go.
      Cheapest flight found$1,137
      Cheapest month to flyJanuary

      Finding cheap flights from Barcelona to San Diego International: Frequently asked questions

      The best price we found for a return flight from Barcelona to San Diego International is $1,137. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
      Currently, there are no airlines that fly direct from Barcelona to San Diego International. But we found flights with one or more stops from $1,138.
      As of September 2026, there are no flights flying from Barcelona to San Diego International.
      The cheapest month to fly from Barcelona to San Diego International is usually January.
      After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Barcelona Airport to San Diego International Airport on Thursday, 7 January 2027.
      No airlines currently offer direct flights between Barcelona Airport and San Diego International Airport. Most routes have one or more stops.
      We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Diego International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

      We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Diego is around 40 days in advance, so don’t leave your flight to the last minute.

      Currently, British Airways offers the cheapest flight tickets to San Diego International.

      Travelling from Barcelona Airport (BCN) to San Diego International Airport (SAN): what you need to know

      • The timezone in San Diego is UTC-8, which is nine hours behind Barcelona.

      • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules worth sticking to. Make sure you're at the airport on time to catch your BCN to SAN flight.

      • Travelling during a peak month such as July? Public holidays and other popular periods can result in longer queues at security. Be extra cautious and arrive up to four hours ahead of international flights and two hours before a domestic departure.

      • If you'd like to split up your journey, simply uncheck 'Direct flights only' when searching for your ticket from Barcelona Airport to San Diego International Airport. Here are the top stopovers between BCN and SAN:

        • London Heathrow Airport

        • San Francisco International Airport

        • Munich Airport

      How to find the cheapest flights from Barcelona Airport (BCN) to San Diego International Airport (SAN)

      • The lowest price we've seen for a one-way Barcelona Airport to San Diego International Airport flight is $543. A return fare is currently $1,137. Depending on the availability and when you book, these fares may change.

      • To find cheap tickets from BCN to SAN, book as early as you can. Airlines generally offer the most competitive fares when flights are first released.

      • If you're willing to be flexible with your travel plans, use the 'Whole month' tool. It'll give you the lowest price across the month when looking for your flight from Barcelona Airport to San Diego International Airport.

      • Never miss a deal on cheap flights from BCN to SAN by setting up a Price Alert. You'll receive an email or notification on the app when a special offer becomes available.

      • Tailor your flights with filters. Choose your preferred departure and arrival times, total journey duration and airlines. You can also sort the results by 'Cheapest,' 'Best' or 'Fastest' flights from Barcelona Airport to San Diego International Airport.

      Handy information about Barcelona Airport (BCN)

      • Barcelona Airport maintains a solid on-time record, reducing the likelihood of delays. Departures from BCN make it to their destination as scheduled 80% of the time.

      • Central Barcelona to Barcelona Airport is approximately 13 kilometres. Depending on traffic, it'll take about 25 minutes to get there if you're driving, catching a taxi or ride-sharing.

      • The journey when using public transport typically takes 30 minutes.

      • Looking for a convenient hotel near BCN? If you're boarding an early flight from Barcelona Airport to San Diego International Airport, these stays will put you moments from check-in:

      Arriving at San Diego International Airport (SAN)

      • If you're getting in on a late Barcelona Airport to San Diego International Airport flight, nothing tops the convenience of being close to the terminal. Grab your suitcases from the carousel and then be showered and snoozing not long after at one of these hotels near SAN:

      • Explore without limits with a San Diego International Airport rental car. Pick up a set of wheels from Thrifty, Dollar or Budget and venture far and wide through San Diego and beyond.

      • Booking your ride from San Diego International Airport about two weeks in advance boosts your odds of scoring a great price.

      Getting from San Diego International Airport (SAN) to central San Diego

      • You'll find SAN at N Harbour Dr.

      • San Diego International Airport is roughly 5 kilometres from central San Diego. The drive time takes around 15 minutes.

      • If you're travelling by public transport, expect a journey of around 25 minutes.

      When to fly to San Diego International Airport (SAN)

      • August is the busiest month for flights from Barcelona Airport to San Diego International Airport. To escape the crowds, travel to San Diego in March.

      • When reserving your flight from Barcelona Airport to San Diego International Airport, consider the kind of weather you like. August is the warmest month in San Diego, with the temperature ranging from 16ºC (61ºF) to 27ºC (81ºF).

      • Look for cheap tickets from BCN to SAN in February if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between 8ºC (46ºF) and 22ºC (72ºF) on average.

      Explore more of the United States

      • You've done San Diego, now it's time to discover other parts of the United States. Travel around 177 kilometres north-west to Los Angeles to tick off its leading attractions. From Hollywood Sign to Universal Studios Hollywood and Hollywood Bowl, you've got a jam-packed schedule ahead.

      • If you're eager to discover another well-known destination in the United States, consider Phoenix, about 483 kilometres east of San Diego. Camelback Mountain, Yayoi Kusama Fireflies Infinity Mirror Room and Heard Museum are key highlights.

      Plan smart, explore more

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      Prices shown on this page are estimated lowest prices only. Found in the last 12 days.