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$650+ Cheap flights from Ireland to San Antonio (SAT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAT
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Ireland to San Antonio

Keep the following information in mind while searching for Ireland to San Antonio flight deals. Data was last updated September 16, 2025.

Round-trip from

$650
(Scandinavian Airlines)

Popular in

December

Cheapest in

November

Average price

$1,139
From Ireland to San Antonio
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Ireland to San Antonio

Cheapest flights from Ireland to San Antonio
Explore the most affordable flight options available from Ireland to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Mytrip deal was found by Cheapflights users on 9/14. 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.
Wed 10/2912:30 pmDUB - SAT
3 stops35h 00mMultiple Airlines
Wed 11/56:00 amSAT - DUB
3 stops30h 20mMultiple Airlines
Deal found 9/14$716
This lastminute.com deal was found by Cheapflights users on 9/15. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2712:30 pmDUB - SAT
2 stops40h 50mScandinavian Airlines
Mon 11/102:46 pmSAT - DUB
2 stops38h 59mScandinavian Airlines
Deal found 9/15$727
This Delta deal was found by Cheapflights users on 9/14. 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.
Wed 10/295:55 amDUB - SAT
2 stops19h 33mDelta
Wed 11/56:21 pmSAT - DUB
2 stops15h 24mDelta
Deal found 9/14$901
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/275:55 amDUB - SAT
2 stops20h 15mDelta
Mon 11/101:05 pmSAT - DUB
1 stop12h 40mDelta
Deal found 9/15$904
This Delta deal was found by Cheapflights users on 9/14. 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.
Tue 10/75:55 amDUB - SAT
2 stops16h 01mDelta
Sun 10/1210:55 amSAT - DUB
2 stops15h 20mDelta
Deal found 9/14$905
This Delta deal was found by Cheapflights users on 9/13. 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.
Mon 10/278:45 amDUB - SAT
2 stops20h 35mDelta
Sun 11/94:51 pmSAT - DUB
2 stops16h 54mDelta
Deal found 9/13$906
This KLM deal was found by Cheapflights users on 9/14. 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.
Tue 10/75:55 amDUB - SAT
2 stops16h 01mKLM
Sun 10/126:15 pmSAT - DUB
1 stop31h 40mKLM
Deal found 9/14$908
This KLM deal was found by Cheapflights users on 9/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/279:45 amDUB - SAT
1 stop18h 22mKLM
Mon 11/1012:10 pmSAT - DUB
1 stop14h 35mKLM
Deal found 9/15$913
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2711:00 amDUB - SAT
1 stop13h 18mDelta
Tue 9/3010:37 amSAT - DUB
2 stops15h 38mDelta
Deal found 9/15$915
This KLM deal was found by Cheapflights users on 9/14. 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 10/2910:45 amDUB - SAT
1 stop29h 06mKLM
Wed 11/511:35 amSAT - DUB
2 stops14h 30mKLM
Deal found 9/14$916
This KLM deal was found by Cheapflights users on 9/15. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2712:00 pmDUB - SAT
1 stop15h 30mKLM
Tue 9/3011:35 amSAT - DUB
1 stop15h 40mKLM
Deal found 9/15$917

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ireland to San Antonio 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 September 16, 2025.
Use the filters below to find and compare flights from Ireland to San Antonio that are best for you.

Fly from

Ireland

Fly to

San Antonio

Route

Depart

Return

Price

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Fri 2/20

12:30 pm-11:33 pm

2 stops41h 03m

San Antonio

Tue 2/24

4:10 pm-11:45 am

2 stops37h 35m

$650

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Mon 10/27

12:30 pm-12:20 am

2 stops40h 50m

San Antonio

Mon 11/10

2:46 pm-11:45 am

2 stops38h 59m

$727

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Sun 11/2

10:10 am-12:20 am

2 stops44h 10m

San Antonio

Mon 11/17

2:46 pm-11:45 am

2 stops38h 59m

$727

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Wed 10/29

5:55 am-8:28 pm

2 stops19h 33m

San Antonio

Wed 11/5

6:21 pm-3:45 pm

2 stops15h 24m

$901

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Sun 11/2

5:55 am-11:42 pm

2 stops22h 47m

San Antonio

Mon 11/17

8:00 am-7:45 am

1 stop17h 45m

$904

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Mon 10/27

5:55 am-9:10 pm

2 stops20h 15m

San Antonio

Mon 11/10

1:05 pm-7:45 am

1 stop12h 40m

$904

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Mon 10/27

1:25 pm-9:59 am

2 stops25h 34m

San Antonio

Sun 11/9

2:46 pm-7:45 am

1 stop10h 59m

$904

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Tue 10/7

5:55 am-3:56 pm

2 stops16h 01m

San Antonio

Sun 10/12

6:15 pm-7:55 am

1 stop31h 40m

$908

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Mon 10/27

9:45 am-12:20 am

1 stop19h 35m

San Antonio

Sun 11/9

2:46 pm-7:45 am

1 stop10h 59m

$913

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Sat 9/27

11:00 am-6:18 pm

1 stop13h 18m

San Antonio

Tue 9/30

10:37 am-8:15 am

2 stops15h 38m

$915

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 14 results
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Best time to book a flight from Ireland to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Ireland 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 Ireland to San Antonio

What is the cheapest month to book a flight from Ireland to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Ireland to San Antonio (average of $295). Flying from Ireland to San Antonio in March is currently the most expensive (average of $376). 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.

Related info for your journey

Find useful and relevant information for your journey from Ireland to San Antonio. 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 into for flights to San Antonio from Ireland?

    For a flight from Ireland to San Antonio, you will be flying into San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city.

  • How long is the flight from Ireland to San Antonio?

    Departing from Ireland to San Antonio will take you 19h 33m. The distance from Ireland to San Antonio is about 4690 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Ireland to San Antonio one-way?

    The cheapest airlines for a one-way flight from Ireland to San Antonio are WestJet ($735), Aer Lingus ($741), and Lufthansa ($780).

  • Can I find deals for flights from Ireland to San Antonio that include hotel bookings?

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

  • How can I find direct flights from Ireland to San Antonio?

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

  • Can I find deals for business class flights from Ireland to San Antonio?

    Yes. Cheapflights offers flight deals from Ireland to San Antonio 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 Ireland to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Ireland to San Antonio (average of $295). Flying from Ireland to San Antonio in March is currently the most expensive (average of $376). 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
New Braunfels
Kerrville

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Alternative routes for Ireland to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
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