Cheap flights from San Antonio to Barcelona from $305
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Barcelona departing on 10/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from San Antonio to Barcelona
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 Barcelona?
The month of January is, on average, the cheapest month to fly to Barcelona from San Antonio, with most prices found around $607. If you don’t want to visit Barcelona in January, then you should wait until November to fly from San Antonio, when ticket prices are also cheap, with an average price of $671.
What is the cheapest day to depart on your flight to Barcelona?
The cheapest day to depart from San Antonio to Barcelona is on a Tuesday when prices can be found for as low as $778. On the other hand, Friday is the most expensive day to depart from San Antonio because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,171.
What is the cheapest time of day to depart on your flight to Barcelona?
In the evening is the cheapest time of day to fly from San Antonio to Barcelona when you can find flight prices for as low as $816. Flying to Barcelona in the evening is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,000 on average. Flights to Barcelona from San Antonio at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to Barcelona?
You are more likely to see cheaper flights to Barcelona from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around $941 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from San Antonio for as low as $805 on momondo.
What is the cheapest airline that flies from San Antonio to Barcelona?
KLM, Aer Lingus, and Iberia are the most popular carriers operating from San Antonio to Barcelona
What airlines fly to Barcelona?
United Airlines, American Airlines and British Airways are the top three most popular airlines that fly to Barcelona from San Antonio according to our data. United Airlines is the first choice among our users, with 28% of people opting to fly with this airline when traveling to Barcelona. Keep in mind that there are 9 different airlines that fly to Barcelona on a routine basis, so you have a few additional options to choose from.
Cheap San Antonio to Barcelona flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Antonio to Barcelona
How far is San Antonio to Barcelona by plane?
There are 5402.3 mi between San Antonio and Barcelona. By plane, this route typically takes 12h 50m.
When did momondo last update prices for flights from San Antonio Airport to Barcelona?
Prices for flights from San Antonio Airport to Barcelona are refreshed on a daily basis.
How many operators does momondo search for flights from San Antonio Airport to Barcelona?
As of July 2025, there are 7 operators available to choose from for flights from San Antonio Airport to Barcelona.
How old do you have to be to fly from San Antonio Airport to Barcelona?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Antonio Airport to Barcelona.
What documentation or ID do you need to fly to Barcelona?
The travel and health documents you'll need for your trip to Barcelona 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 Barcelona. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Best airlines flying from San Antonio to Barcelona
Compare and see reviews for airlines that fly from San Antonio to Barcelona with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $460 | Free Cancellation | Rating 7.4 8,844 reviews | |||
| PriceFrom $569 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $570 | Free Cancellation | Rating 8.0 7,962 reviews | |||
| PriceFrom $576 | Free Cancellation | Rating 6.6 7,096 reviews | |||
| PriceFrom $590 | Free Cancellation | Rating 7.8 1,370 reviews | |||
| PriceFrom $590 | Free Cancellation | Rating 7.5 1,467 reviews | |||
| PriceFrom $597 | Free Cancellation | Rating 7.0 2,818 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from San Antonio to Barcelona?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to Barcelona. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from San Antonio to Barcelona with flexible booking policies on momondo?
Yes. All flights to Barcelona from San Antonio on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from San Antonio to Barcelona?
Once you have performed a search for San Antonio to Barcelona flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from San Antonio to Barcelona right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Barcelona from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.