What is the cheapest airline that flies from San Diego to Spain?

British Airways, American Airlines, and United Airlines are the most popular carriers operating from San Diego to Spain

What airlines fly to Spain?

British Airways, Iberia and United Airlines are the top three most popular airlines that fly to Spain from San Diego according to our data. British Airways is the first choice among our users, with 40% of people opting to fly with this airline when traveling to Spain. Keep in mind that there are 12 different airlines that fly to Spain on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from San Diego Airport to Spain?

Prices for flights from San Diego Airport to Spain were last updated today.

How many operators does momondo search for flights from San Diego Airport to Spain?

The number of operators available for flights from San Diego Airport to Spain is 11 as of March 2026.

How old do you have to be to fly from San Diego Airport to Spain?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Spain.

What documentation or ID do you need to fly to Spain?

The travel and health documents you'll need for your trip to Spain may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Spain. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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How to get the cheapest flight ticket from San Diego to Spain

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

Prices

Airlines

What is the cheapest month to fly to Spain?

If you don’t want to visit Spain in November, then you should wait until January to fly from San Diego, when ticket prices are also cheap, with an average price of $633.

How far in advance should I book a flight to Spain?

You are more likely to see cheaper flights to Spain from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Spain for around $790 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Spain from San Diego for as low as $670 on momondo.

Can stopping save me money on San Diego to Spain flights?

You could potentially save up to 7% on your flight if you consider stops on a San Diego to Spain flight.

When did momondo last update prices for flights from San Diego Airport to Spain?
Prices for flights from San Diego Airport to Spain were last updated today.
How many operators does momondo search for flights from San Diego Airport to Spain?
The number of operators available for flights from San Diego Airport to Spain is 11 as of March 2026.
How old do you have to be to fly from San Diego Airport to Spain?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Spain.
What documentation or ID do you need to fly to Spain?
The travel and health documents you'll need for your trip to Spain may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Spain. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Diego to Spain

Compare and see reviews for airlines that fly from San Diego to Spain with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom $383	Free Cancellation	Rating 7.8 1,480 reviews	Search KLM flights
Delta	PriceFrom $438	Free Cancellation	Rating 7.9 8,365 reviews	Search Delta flights
Iberia	PriceFrom $461	Free Cancellation	Rating 7.0 3,163 reviews	Search Iberia flights
Air France	PriceFrom $463	Free Cancellation	Rating 7.4 1,558 reviews	Search Air France flights
Lufthansa	PriceFrom $463	Free Cancellation	Rating 6.8 7,879 reviews	Search Lufthansa flights
British Airways	PriceFrom $477	Free Cancellation	Rating 6.7 7,838 reviews	Search British Airways flights
United Airlines	PriceFrom $493	Free Cancellation	Rating 7.4 9,525 reviews	Search United Airlines flights
Air Canada	PriceFrom $498	Free Cancellation	Rating 7.1 10,866 reviews	Search Air Canada flights
Scandinavian Airlines	PriceFrom $522	Free Cancellation	Rating 7.3 1,731 reviews	Search Scandinavian Airlines flights
American Airlines	PriceFrom $537	Free Cancellation	Rating 7.1 11,539 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Spain?

Finding the right flight to Spain from San Diego is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Spain quick and easy, saving you time and money.

Can I find flights from San Diego to Spain with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Diego to Spain flights to just show those with flexible booking policies.

How can momondo help me find flights from San Diego to Spain?

momondo provides multiple filters to help you find the best flight to Spain from San Diego. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Diego to Spain right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Diego to Spain flights. All you need is a valid email address and we will do the rest; it is that quick and easy.