HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Barcelona-El Prat

$310+ Cheap flights from San Antonio (SAT) to Barcelona-El Prat (BCN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BCN
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Antonio to Barcelona-El Prat with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from San Antonio to Barcelona-El Prat are usually found in January or November, booked 42 days in advance, depart on a Tuesday or Wednesday and return on a Tuesday

Cheap flight deals from San Antonio to Barcelona-El Prat

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Barcelona-El Prat (BCN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$559
(United Airlines)

One-way from

$310
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,347
From San Antonio to Barcelona-El Prat
Search Deals
One-way flight from San Antonio to Barcelona-El Prat
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($319 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from San Antonio to Barcelona-El Prat

Cheapest flights from San Antonio to Barcelona-El Prat
Explore the most affordable flight options available from San Antonio to Barcelona-El Prat. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/711:55 amSAT - BCN
1 stop13h 25mUnited Airlines
Tue 10/1412:10 pmBCN - SAT
2 stops30h 27mUnited Airlines
Deal found 6/11$559
This American Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/71:25 pmSAT - BCN
1 stop14h 05mAmerican Airlines
Tue 10/141:10 pmBCN - SAT
1 stop17h 09mAmerican Airlines
Deal found 6/11$582
This Gurufare deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/46:49 pmSAT - BCN
1 stop32h 21mBritish Airways
Mon 10/209:10 pmBCN - SAT
2 stops25h 41mBritish Airways
Deal found 6/11$635
This FlightHub deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:00 amSAT - BCN
2 stops19h 35mAir Canada
Sat 12/61:35 pmBCN - SAT
2 stops29h 35mAir Canada
Deal found 6/11$639
This Travelocity deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/83:20 pmSAT - BCN
2 stops37h 10mIberia
Sat 11/156:00 pmBCN - SAT
2 stops21h 27mIberia
Deal found 6/10$657
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/66:00 amSAT - BCN
3 stops27h 55mMultiple Airlines
Fri 9/126:00 amBCN - SAT
3 stops30h 04mMultiple Airlines
Deal found 6/11$711
This KLM deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1912:10 pmSAT - BCN
1 stop12h 50mKLM
Sat 12/610:55 amBCN - SAT
1 stop20h 10mKLM
Deal found 6/12$732
This Lufthansa deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/75:15 pmSAT - BCN
2 stops17h 40mLufthansa
Sat 9/136:55 pmBCN - SAT
2 stops29h 47mLufthansa
Deal found 6/10$737
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/85:25 amSAT - BCN
1 stop20h 55mDelta
Tue 8/1211:35 amBCN - SAT
1 stop19h 17mDelta
Deal found 6/11$952

Cheapflights Fare Finder

Customize your flight search to find flights from San Antonio to Barcelona-El Prat that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from San Antonio to Barcelona-El Prat Airport that are best for you.

Fly from

San Antonio

Fly to

Barcelona-El Prat

Route

Depart

Return

Price

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 10/7

11:55 am-8:20 am

1 stop13h 25m

Barcelona-El Prat

Tue 10/14

12:10 pm-11:37 am

2 stops30h 27m

$559

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 10/7

1:25 pm-10:30 am

1 stop14h 05m

Barcelona-El Prat

Tue 10/14

1:10 pm-11:19 pm

1 stop17h 09m

$582

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sat 10/4

6:49 pm-10:10 am

1 stop32h 21m

Barcelona-El Prat

Mon 10/20

9:10 pm-3:51 pm

2 stops25h 41m

$635

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Wed 11/19

7:00 am-9:35 am

2 stops19h 35m

Barcelona-El Prat

Sat 12/6

1:35 pm-12:10 pm

2 stops29h 35m

$639

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sat 11/8

3:20 pm-11:30 am

2 stops37h 10m

Barcelona-El Prat

Sat 11/15

6:00 pm-8:27 am

2 stops21h 27m

$657

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sat 9/6

6:00 am-4:55 pm

3 stops27h 55m

Barcelona-El Prat

Fri 9/12

6:00 am-5:04 am

3 stops30h 04m

$711

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Wed 11/19

12:10 pm-8:00 am

1 stop12h 50m

Barcelona-El Prat

Sat 12/6

10:55 am-8:19 pm

1 stop16h 24m

$732

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Sun 9/7

5:15 pm-5:55 pm

2 stops17h 40m

Barcelona-El Prat

Sat 9/13

6:55 pm-5:42 pm

2 stops29h 47m

$737

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Fri 8/8

5:25 am-9:20 am

1 stop20h 55m

Barcelona-El Prat

Tue 8/12

11:35 am-11:52 pm

1 stop19h 17m

$952

San AntonioBarcelona

SAT - BCN

SATBCN

San Antonio

Tue 7/29

7:45 am-12:15 am

2 stops33h 30m

$310

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 18 results
1
2

Best time to book a flight from San Antonio to Barcelona-El Prat

Have a flexible travel schedule? Discover the best time to fly to Barcelona-El Prat from San Antonio with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to Barcelona-El Prat Airport

How far ahead should I book a flight from San Antonio to Barcelona-El Prat Airport?

Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Barcelona-El Prat. Price data was last updated on June 9, 2025.

The best time to book flights from San Antonio to Barcelona-El Prat Airport is 24 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Antonio to Barcelona-El Prat Airport?

Currently, January is the cheapest month in which you can book a flight from San Antonio to Barcelona-El Prat Airport (average of $523). Flying from San Antonio to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,062). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SAT to BCN?

Find hourly flight availability from San Antonio to Barcelona-El Prat. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

It’s optimal to fly from San Antonio to Barcelona-El Prat Airport in the evening. By choosing this option you can save up to 19% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from San Antonio to Barcelona-El Prat Airport?

Use this chart to determine the cheapest time to fly round-trip from San Antonio to Barcelona-El Prat. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Antonio to Barcelona-El Prat Airport flight should consider departing on Monday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Barcelona-El Prat by month

Plan your trip to Barcelona-El Prat by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Barcelona-El Prat Airport ranges from 0.8 - 3.6 inches per month. October is typically the wettest month, when rainfall can reach 3.6 in. July is typically the driest time to visit Barcelona-El Prat Airport when rainfall is around 0.8 in.

Temperature in Barcelona-El Prat by month

Plan your trip to Barcelona-El Prat by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Barcelona-El Prat Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).

Reviews of airlines servicing Barcelona-El Prat

Get insights into the airlines that provide service to Barcelona-El Prat. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Barcelona-El Prat. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Delta, KLM and Air France from San Antonio to Barcelona by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Barcelona-El Prat. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Antonio to Barcelona-El Prat?

    If you book a flight to Barcelona-El Prat from San Antonio, you will be flying from San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio. There are 0 flights from San Antonio to Barcelona-El Prat per day from 7 different airlines.

  • What are the cheapest airlines flying from San Antonio to Barcelona-El Prat Airport round-trip?

    Flying on United Airlines is currently your cheapest option to Barcelona-El Prat Airport, with prices starting at $559. Additional round-trip tickets that might be worth considering are offered by American Airlines and British Airways, with the lowest prices starting at $582 and $635, respectively. These flights start at 40% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from San Antonio to Barcelona-El Prat Airport one-way?

    The cheapest airline one-way is Air France, with whom users have recently found tickets for as low as $465. However, be on the lookout for offers from KLM and Aer Lingus, as they are both options that can get you from San Antonio to Barcelona-El Prat Airport for a low price.

  • Can I find deals for flights from San Antonio to Barcelona-El Prat that include hotel bookings?

    Yes. In addition to deals on San Antonio to Barcelona-El Prat flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to Barcelona-El Prat?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to Barcelona-El Prat.

  • Can I find deals for business class flights from San Antonio to Barcelona-El Prat?

    Yes. Cheapflights offers flight deals from San Antonio to Barcelona-El Prat by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to Barcelona-El Prat Airport?

    Currently, January is the cheapest month in which you can book a flight from San Antonio to Barcelona-El Prat Airport (average of $523). Flying from San Antonio to Barcelona-El Prat Airport in June is currently the most expensive (average of $1,062). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
Calella
Castelldefels
Cadaques
L'Hospitalet de Llobregat
El Prat de Llobregat
Badalona
Pineda de Mar
Santa Susanna

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 7 airlines flying from San Antonio to Barcelona-El Prat

Discover the top 7 airlines that operate flights from San Antonio to Barcelona-El Prat. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$460Average$863FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$570Average$1,062FlexibilityNo cancel feeOn-time71%
DeltaCheapest$570Average$893FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$576Average$1,049FlexibilityNo cancel feeOn-time70%
KLMCheapest$590Average$999FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$590Average$913FlexibilityNo cancel feeOn-time77%
IberiaCheapest$597Average$1,016FlexibilityNo cancel feeOn-time77%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.