$333+ 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — BCN
ago. 23 — ago. 301
1 adult, Economy
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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
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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 28 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 agosto 18, 2025.
Round-trip from | $434 (KLM) |
|---|---|
One-way from | $333 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $891 |
Find flight deals from San Antonio to Barcelona-El Prat
Cheapest flights from San Antonio to Barcelona-El PratExplore 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 agosto 18, 2025.
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 agosto 18, 2025.
This KLM deal was found by Cheapflights users on 8/17. 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.
lun. 11/1712:15 pmSAT - BCN
1 stop13h 25mKLM
mié. 11/2610:55 amBCN - SAT
1 stop20h 10mKLM
Deal found 8/17![KLM logo]()
$434
This Delta deal was found by Cheapflights users on 8/17. 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.
lun. 11/175:20 amSAT - BCN
2 stops20h 20mDelta
mié. 11/2610:15 amBCN - SAT
2 stops20h 50mDelta
Deal found 8/17![Delta logo]()
$438
This Delta deal was found by Cheapflights users on 8/16. 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.
mar. 11/44:35 pmSAT - BCN
2 stops17h 25mDelta
mié. 11/1210:15 amBCN - SAT
2 stops17h 04mDelta
Deal found 8/16![Delta logo]()
$457
This United Airlines deal was found by Cheapflights users on 8/16. 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.
dom. 11/27:05 amSAT - BCN
1 stop23h 00mUnited Airlines
mié. 11/121:35 pmBCN - SAT
2 stops40h 41mUnited Airlines
Deal found 8/16![United Airlines logo]()
$461
This Delta deal was found by Cheapflights users on 8/16. 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.
dom. 11/25:14 amSAT - BCN
2 stops19h 46mDelta
vie. 11/1412:15 pmBCN - SAT
2 stops19h 10mDelta
Deal found 8/16![Delta logo]()
$465
This Air Canada deal was found by Cheapflights users on 8/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/14:30 pmSAT - BCN
2 stops35h 05mAir Canada
mié. 11/121:35 pmBCN - SAT
2 stops40h 41mAir Canada
Deal found 8/15![Air Canada logo]()
$466
This Delta deal was found by Cheapflights users on 8/16. 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.
mié. 11/53:04 pmSAT - BCN
2 stops18h 26mDelta
mié. 11/1210:15 amBCN - SAT
2 stops17h 04mDelta
Deal found 8/16![Delta logo]()
$470
This Delta deal was found by Cheapflights users on 8/16. 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.
mar. 11/44:35 pmSAT - BCN
2 stops17h 25mDelta
mar. 11/116:00 amBCN - SAT
2 stops25h 05mDelta
Deal found 8/16![Delta logo]()
$480
This United Airlines deal was found by Cheapflights users on 8/16. 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.
lun. 11/35:13 pmSAT - BCN
1 stop12h 52mUnited Airlines
mié. 11/121:35 pmBCN - SAT
2 stops26h 13mUnited Airlines
Deal found 8/16![United Airlines logo]()
$484
This Delta deal was found by Cheapflights users on 8/16. 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.
sáb. 11/112:02 pmSAT - BCN
1 stop12h 58mDelta
mié. 11/1210:15 amBCN - SAT
2 stops20h 50mDelta
Deal found 8/16![Delta logo]()
$488
This Delta deal was found by Cheapflights users on 8/16. 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.
mié. 11/53:04 pmSAT - BCN
2 stops18h 26mDelta
mar. 11/116:00 amBCN - SAT
2 stops21h 19mDelta
Deal found 8/16![Delta logo]()
$493
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 agosto 18, 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
lun. 11/17
12:15 pm-8:40 am
1 stop13h 25m
Barcelona-El Prat
mié. 11/26
10:55 am-12:05 am
1 stop20h 10m
$434
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
lun. 11/17
5:20 am-8:40 am
2 stops20h 20m
Barcelona-El Prat
mié. 11/26
10:15 am-12:05 am
2 stops20h 50m
$438
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
lun. 11/17
12:15 pm-8:40 am
1 stop13h 25m
Barcelona-El Prat
mié. 11/26
10:15 am-12:46 am
2 stops21h 31m
$438
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
dom. 11/2
5:14 am-8:00 am
2 stops19h 46m
Barcelona-El Prat
mié. 11/12
10:15 am-11:18 pm
2 stops20h 03m
$438
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
mar. 11/4
4:35 pm-5:00 pm
2 stops17h 25m
Barcelona-El Prat
mié. 11/12
10:15 am-8:19 pm
2 stops17h 04m
$457
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
dom. 11/2
7:05 am-9:35 am
2 stops19h 30m
Barcelona-El Prat
lun. 11/17
1:35 pm-11:16 pm
2 stops40h 41m
$461
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
dom. 11/2
7:05 am-1:05 pm
1 stop23h 00m
Barcelona-El Prat
mié. 11/12
1:35 pm-11:16 pm
2 stops40h 41m
$461
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
dom. 11/2
7:05 am-9:35 am
2 stops19h 30m
Barcelona-El Prat
mar. 11/11
1:35 pm-4:20 pm
2 stops33h 45m
$461
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
dom. 11/2
7:05 am-9:35 am
2 stops19h 30m
Barcelona-El Prat
mié. 11/12
1:35 pm-11:16 pm
2 stops40h 41m
$461
San AntonioBarcelona
SAT - BCN
SATBCN
San Antonio
dom. 11/2
5:41 am-7:00 am
2 stops18h 19m
Barcelona-El Prat
jue. 11/13
6:00 am-12:25 am
2 stops25h 25m
$465
Showing 1-10 of 19 results
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 August 8, 2025.
The best time to book flights from San Antonio to Barcelona-El Prat Airport is 28 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 $1,057). 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 agosto 18, 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.
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 agosto 18, 2025.
Read through reviews of airlines operating flights from San Antonio to Barcelona-El Prat Airport, such as Delta, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.3
Comfort
7.9
Crew
8.5
Entertainment
7.9
Boarding
8.2
Overall
8.0
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Food
7.3
Comfort
7.9
Crew
8.5
Entertainment
7.9
Boarding
8.2
Overall
8.0
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Food
7.3
Comfort
7.9
Crew
8.5
Entertainment
7.9
Boarding
8.2
Overall
8.0
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Food
7.3
Comfort
7.9
Crew
8.5
Entertainment
7.9
Boarding
8.2
Overall
8.0
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Food
7.3
Comfort
7.9
Crew
8.5
Entertainment
7.9
Boarding
8.2
Overall
8.0
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
Food
7.3
Comfort
7.9
Crew
8.5
Entertainment
7.9
Boarding
8.2
Overall
8.0
Reviews
1 / 20
10.0
ExcellentKim,May 2025
PIH - SLC
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.
Traveling to a place near Barcelona-El Prat Airport?
Book flights to Barcelona-El Prat Airport if you plan to visit one of these locationsCalella
Roses
Castelldefels
L'Hospitalet de Llobregat
Cadaques
El Prat de Llobregat
Badalona
Pineda de Mar
Santa Susanna
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for San Antonio to Barcelona-El Prat
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from San Antonio to Barcelona-El Prat
Discover the top 6 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 agosto 18, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$460 | Average$855 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$570 | Average$1,065 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$570 | Average$866 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$576 | Average$997 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$590 | Average$971 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$597 | Average$1,035 | FlexibilityNo cancel fee | On-time77% |