Cheap flights from Spain to San Diego from $313
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Spain to San Diego departing on 5/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Spain to San Diego
Recent round-trip flight deals from Spain to San Diego
Recent one-way flight deals from Spain to San Diego
Recent last minute flight deals from Spain to San Diego
British Airways flights from Spain to San Diego
Our best British Airways deals on Spain to San Diego flight tickets
United Airlines flights from Spain to San Diego
Our best United Airlines deals on Spain to San Diego flight tickets
See travel insights to San Diego from
How to get the cheapest flight ticket from Spain to San Diego
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to San Diego?
If you are unable to visit San Diego during the month of March, then departing from Spain during the month January is also very affordable. Most momondo users find prices during this month for around $723.
What is the cheapest day to depart on your flight to San Diego?
The cheapest day to depart from Spain to San Diego is on a Wednesday. Travelers who choose to depart for San Diego on a Wednesday will often find tickets for as low as $785. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $1,346. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.
What is the cheapest time of day to depart on your flight to San Diego?
The cheapest time of day to fly to San Diego is in the morning when flights can be purchased for as low as $904. Flights in the afternoon are often more expensive with an average ticket price of $1,239.
What is the cheapest Spain to San Diego flight route?
Fly from Barcelona-El Prat to San Diego for the best Spain - San Diego flight prices
How far in advance should I book a flight to San Diego?
You are more likely to see cheaper flights to San Diego from Spain when booking 21 weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $859 when searching 21 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Spain for as low as $781 on momondo.
What cabin class options are available on Spain to San Diego flights?
There are 1 cabin classes available to choose from on Spain to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Spain to San Diego?
WestJet, Aer Lingus, and Iberia are the most popular carriers operating from Spain to San Diego
What airlines fly to San Diego?
American Airlines, Iberia and British Airways are the top three most popular airlines that fly to San Diego from Spain according to our data. American Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 4 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.
Cheap Spain to San Diego flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Spain to San Diego
When did momondo last update prices for flights from Spain to San Diego Airport?
Prices for flights from Spain to San Diego Airport were last updated today.
How many operators does momondo search for flights from Spain to San Diego Airport?
As of April 2025, there are 4 operators available to choose from for flights from Spain to San Diego Airport.
How old do you have to be to fly from Spain to San Diego Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Spain to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Spain to San Diego
Compare and see reviews for airlines that fly from Spain to San Diego with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $618 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $622 | Free Cancellation | Rating 6.6 6,837 reviews | |||
| PriceFrom $639 | Free Cancellation | Rating 7.0 2,700 reviews | |||
| PriceFrom $700 | Free Cancellation | Rating 7.2 10,000 reviews |
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Spain to San Diego?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Spain to San Diego. momondo saves you time and could save you money on your trip.
Can I find flights from Spain to San Diego with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Spain to San Diego flights to just show those with flexible booking policies.
How can momondo help me find flights from Spain to San Diego?
momondo provides multiple filters to help you find the best flight to San Diego from Spain. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Spain to San Diego right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Spain to San Diego flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.