San Antonio

$399+ Cheap flights from Ireland to San Antonio (SAT)

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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAT
Mar 5 — Mar 121
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Cheap 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 February 3, 2026.

This Delta deal was found by Cheapflights users on 2/2. 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 2/215:55 am
DUB
-
SAT
2 stops23h 00m
Delta
Sat 3/75:25 am
SAT
-
DUB
2 stops20h 20m
Delta
Deal found 2/2$902
This KLM deal was found by Cheapflights users on 2/2. 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 2/2110:45 am
DUB
-
SAT
1 stop17h 12m
KLM
Sat 3/75:30 am
SAT
-
DUB
1 stop20h 15m
KLM
Deal found 2/2$911
This lol.travel deal was found by Cheapflights users on 2/2. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1812:30 pm
DUB
-
SAT
2 stops41h 08m
Scandinavian Airlines
Tue 3/314:10 pm
SAT
-
DUB
2 stops37h 40m
Scandinavian Airlines
Deal found 2/2$952
This Delta deal was found by Cheapflights users on 2/2. 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 3/186:00 am
DUB
-
SAT
2 stops23h 38m
Delta
Tue 3/3110:50 am
SAT
-
DUB
1 stop15h 55m
Delta
Deal found 2/2$966
This KLM deal was found by Cheapflights users on 2/2. 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 3/189:45 am
DUB
-
SAT
1 stop19h 53m
KLM
Tue 3/3110:50 am
SAT
-
DUB
1 stop15h 55m
KLM
Deal found 2/2$971
This Delta deal was found by Cheapflights users on 2/1. 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.
Sun 2/85:55 am
DUB
-
SAT
2 stops21h 39m
Delta
Sat 2/2110:57 am
SAT
-
DUB
1 stop14h 48m
Delta
Deal found 2/1$973
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Sat 2/219:00 am
DUB
-
SAT
2 stops20h 12m
United Airlines
Sat 3/77:15 am
SAT
-
DUB
1 stop18h 15m
United Airlines
Deal found 2/2$978
This United Airlines deal was found by Cheapflights users on 2/1. 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.
Sun 2/810:40 am
DUB
-
SAT
1 stop18h 33m
United Airlines
Sat 2/212:10 pm
SAT
-
DUB
1 stop12h 00m
United Airlines
Deal found 2/1$983
This Air Canada deal was found by Cheapflights users on 2/1. 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.
Sun 2/89:00 am
DUB
-
SAT
3 stops29h 41m
Multiple Airlines
Sat 2/217:05 am
SAT
-
DUB
2 stops18h 05m
Multiple Airlines
Deal found 2/1$991
This Gotogate deal was found by Cheapflights users on 2/1. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/189:10 am
DUB
-
SAT
2 stops19h 22m
Lufthansa
Wed 3/2512:17 pm
SAT
-
DUB
1 stop17h 03m
Lufthansa
Deal found 2/1$1,022
This KLM deal was found by Cheapflights users on 2/1. 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 3/189:45 am
DUB
-
SAT
1 stop13h 29m
KLM
Wed 3/2512:22 pm
SAT
-
DUB
1 stop15h 58m
KLM
Deal found 2/1$1,042

Find 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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$902
(Delta)

One-way from

$399
(Mytrip)

Popular in

July

Cheapest in

December

Average price

$880
Provider with most accurate pricing for Dublin-San Antonio flight deals.
Provider most trusted by Cheapflights users for Dublin-San Antonio flights.
From Ireland to San Antonio
One-way flight from Ireland to San Antonio
Highest demand for flights based on searches. 6% potential increase in price ($71 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Average for round-trip flights in February 2026

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 February 3, 2026.
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

Sat 2/21

5:55 am-10:55 pm

2 stops23h 00m

San Antonio

Sat 3/7

5:25 am-7:45 am

2 stops20h 20m

$902

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Sat 2/21

10:45 am-9:57 pm

1 stop17h 12m

San Antonio

Sat 3/7

5:30 am-7:45 am

1 stop20h 15m

$911

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Wed 3/18

12:30 pm-12:38 am

2 stops41h 08m

San Antonio

Tue 3/31

4:10 pm-11:50 am

2 stops37h 40m

$952

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Wed 3/18

6:00 am-12:38 am

2 stops23h 38m

San Antonio

Tue 3/31

10:50 am-8:45 am

1 stop15h 55m

$966

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Wed 3/18

9:45 am-12:38 am

1 stop19h 53m

San Antonio

Tue 3/31

10:50 am-8:45 am

1 stop15h 55m

$971

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Sat 2/21

9:00 am-11:12 pm

2 stops20h 12m

San Antonio

Sat 3/7

4:10 pm-7:30 am

2 stops33h 20m

$978

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Wed 3/18

9:10 am-11:32 pm

2 stops19h 22m

San Antonio

Wed 3/25

12:17 pm-10:20 am

1 stop17h 03m

$1,022

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Wed 3/18

9:45 am-6:14 pm

1 stop13h 29m

San Antonio

Wed 3/25

12:22 pm-9:20 am

1 stop15h 58m

$1,042

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Wed 3/18

1:00 pm-12:27 pm

2 stops28h 27m

San Antonio

Wed 3/25

10:22 am-11:05 pm

3 stops31h 43m

$1,046

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Mon 2/23

7:50 am-11:59 pm

2 stops22h 09m

$399

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/2

Showing 1-10 of 17 results
1
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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, December is the cheapest month in which you can book a flight from Ireland to San Antonio (average of $315). Flying from Ireland to San Antonio in July is currently the most expensive (average of $919). 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 17h 12m. 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.

  • 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, December is the cheapest month in which you can book a flight from Ireland to San Antonio (average of $315). Flying from Ireland to San Antonio in July is currently the most expensive (average of $919). 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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