San Diego to Barcelona CLD, SAN → BCN
McClellan-Palomar Airport (CLD), San Diego International Airport (SAN) → Barcelona-El Prat Airport (BCN)
The cheapest return found recently is $838 with United Airlines, 24 Dec – 11 Jan 2027, found 4 days ago. The cheapest one-way found recently is $432 with Alaska Airlines, 6 Apr 2027, found yesterday.
Return
Not enough comparable prices yet for a usual return price.
Cheapest return found recently
$838
24 Dec – 11 Jan 2027 · United Airlines
San Diego International Airport (SAN) → Barcelona-El Prat Airport (BCN)
Leaves 9:50 p.m. · Return leaves 6:20 p.m. · 59 h 18 min of travel, both ways together
out 1 stop, back 2 stops
found 4 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
$838 24 Dec – 11 Jan 2027found 4 days agoSee prices for these dates
It is also the cheapest return we hold, of any age.
What have prices looked like?
Over 11 days, 1 Oct to 18 Oct, the cheapest return we saw each day was $767 to $838.
At $838, the cheapest return found recently is at the high end of that range.
11 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Not enough comparable prices yet: we hold return fares on 1 departure date and need at least 3 to say what is usual.
Could nearby dates be cheaper?
We hold no other 18-night return fares leaving within 3 days of 24 Dec to compare.
Every date we hold
1 fares on 1 departure dates
See every date as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 24 Dec – 11 Jan 2027 | $838 | United Airlines | San Diego International Airport (SAN) → Barcelona-El Prat Airport (BCN) | out 1 stop, back 2 stops | found 4 days ago | See prices for these dates |
Airlines on the cheapest dates: United Airlines.
One-way
The cheapest one-way fare on each of 4 departure dates is usually $482 to $532.
Cheapest one-way found recently
$432
6 Apr 2027 · Alaska Airlines
San Diego International Airport (SAN) → Barcelona-El Prat Airport (BCN)
Leaves 4:50 p.m. · 22 h 20 min trip
2 stops
found yesterday
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
$432 6 Apr 2027found yesterdayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 15 days, 29 Sept to 18 Oct, the cheapest one-way we saw each day was $393 to $537.
15 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good one-way price?
Compared with the cheapest one-way fare on each of 4 departure dates from 20 Oct to 6 Apr 2027, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other one-way fares leaving within 3 days of 6 Apr 2027 to compare.
Every date we hold
9 fares on 4 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 20 Oct | $499 | jetBlue | San Diego International Airport (SAN) → Barcelona-El Prat Airport (BCN) | 2 stops | found 5 days ago | Open this trip |
| 27 Dec | $533 | Air Canada Rouge | San Diego International Airport (SAN) → Barcelona-El Prat Airport (BCN) | 1 stop | found 5 days ago | Open this trip |
| 28 Dec | $531 | Alaska Airlines | San Diego International Airport (SAN) → Barcelona-El Prat Airport (BCN) | 2 stops | found 4 days ago | Open this trip |
| 6 Apr 2027 | $432 | Alaska Airlines | San Diego International Airport (SAN) → Barcelona-El Prat Airport (BCN) | 2 stops | found yesterday | Open this trip |
Which month looks cheapest?
April 2027 is the cheapest month — from $432.
Airlines on the cheapest dates: Alaska Airlines, jetBlue, Air Canada Rouge.
Premium cabin fares from San Diego to Barcelona
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 24 Dec – 11 Jan 2027 in another cabin: Premium economy · Business · First
Today's prices for 6 Apr 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for San Diego to Barcelona?
Return
Not enough history yet: in 11 days of return prices, 1 Oct to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
One-way
Not enough history yet: in 15 days of one-way prices, 29 Sept to 18 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Live price for these dates
The cheapest return found recently is for 24 Dec – 11 Jan 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work