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Cheap flights from Ireland to San Antonio from €504

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to San Antonio departing on 22/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ireland to San Antonio

Recent return flight deals from Ireland to San Antonio

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
19:05 - 00:07DUB  Dublin-SAT San Antonio
35h 02m2 stops Kastrup Copenhagen Los Angeles Los Angeles
Scandinavian Airlines Logo
14:00 - 09:25SAT  San Antonio-DUB Dublin
37h 25m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
€810Scandinavian Airlines
Mon, 16 Nov - Fri, 27 Nov
Scandinavian Airlines Logo
19:05 - 00:07DUB  Dublin-SAT San Antonio
35h 02m2 stops Kastrup Copenhagen Los Angeles Los Angeles
Scandinavian Airlines Logo
14:00 - 09:25SAT  San Antonio-DUB Dublin
37h 25m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
€830Scandinavian Airlines
Mon, 16 Nov - Fri, 27 Nov
Scandinavian Airlines Logo
12:40 - 21:04DUB  Dublin-SAT San Antonio
38h 24m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
12:05 - 18:20SAT  San Antonio-DUB Dublin
24h 15m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
€835Scandinavian Airlines
Thu, 27 Aug - Sun, 30 Aug
Multiple Airlines Logo
07:45 - 08:56DUB  Dublin-SAT San Antonio
31h 11m2 stops London Luton Orlando
Multiple Airlines Logo
14:35 - 10:35SAT  San Antonio-DUB Dublin
14h 00m1 stop Chicago O'Hare Intl
€855Multiple Airlines
Thu, 27 Aug - Wed, 9 Sep
Multiple Airlines Logo
22:00 - 08:56DUB  Dublin-SAT San Antonio
40h 56m2 stops London Stansted Orlando
Multiple Airlines Logo
14:35 - 10:35SAT  San Antonio-DUB Dublin
14h 00m1 stop Chicago O'Hare Intl
€901Multiple Airlines
Thu, 27 Aug - Wed, 9 Sep
Multiple Airlines Logo
18:35 - 08:29DUB  Dublin-SAT San Antonio
19h 54m2 stops Madrid Barajas Dallas/Fort Worth
Multiple Airlines Logo
11:22 - 07:15SAT  San Antonio-DUB Dublin
13h 53m1 stop Dallas/Fort Worth
€903Multiple Airlines
Mon, 16 Nov - Fri, 27 Nov
Multiple Airlines Logo
18:35 - 08:29DUB  Dublin-SAT San Antonio
19h 54m2 stops Madrid Barajas Dallas/Fort Worth
Multiple Airlines Logo
11:22 - 07:15SAT  San Antonio-DUB Dublin
13h 53m1 stop Dallas/Fort Worth
€905Multiple Airlines
Mon, 16 Nov - Fri, 27 Nov
Multiple Airlines Logo
22:00 - 08:56DUB  Dublin-SAT San Antonio
40h 56m2 stops London Stansted Orlando
Multiple Airlines Logo
14:35 - 10:35SAT  San Antonio-DUB Dublin
14h 00m1 stop Chicago O'Hare Intl
€905Multiple Airlines
Thu, 27 Aug - Wed, 9 Sep
Lufthansa Logo
05:10 - 21:26DUB  Dublin-SAT San Antonio
22h 16m2 stops Frankfurt am Main Houston George Bush Intcntl
Lufthansa Logo
12:24 - 10:20SAT  San Antonio-DUB Dublin
15h 56m1 stop Washington, D.C. Dulles Intl
€919Lufthansa
Sun, 22 Nov - Sun, 29 Nov
Lufthansa Logo
12:05 - 20:38DUB  Dublin-SAT San Antonio
14h 33m1 stop Washington, D.C. Dulles Intl
Lufthansa Logo
12:24 - 10:20SAT  San Antonio-DUB Dublin
15h 56m1 stop Washington, D.C. Dulles Intl
€931Lufthansa
Sun, 22 Nov - Sun, 29 Nov

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Delta flights from Ireland to San Antonio

Our best Delta deals on Ireland to San Antonio flight tickets
Delta
16 Nov
DUB05:45Dublin
21h 41m
2 stops
SAT21:26San Antonio
27 Nov
SAT07:50San Antonio
18h 55m
2 stops
DUB08:45Dublin
€927
Delta
16 Nov
DUB05:45Dublin
21h 41m
2 stops
SAT21:26San Antonio
27 Nov
SAT07:50San Antonio
18h 55m
2 stops
DUB08:45Dublin
€927
Delta
16 Nov
DUB05:45Dublin
21h 41m
2 stops
SAT21:26San Antonio
27 Nov
SAT07:50San Antonio
18h 55m
2 stops
DUB08:45Dublin
€928

Iberia flights from Ireland to San Antonio

Our best Iberia deals on Ireland to San Antonio flight tickets
Iberia
27 Aug
DUB09:50Dublin
19h 00m
2 stops
SAT22:50San Antonio
9 Sept
SAT12:41San Antonio
15h 04m
1 stop
DUB09:45Dublin
€957
Iberia
27 Aug
DUB09:50Dublin
19h 00m
2 stops
SAT22:50San Antonio
9 Sept
SAT12:41San Antonio
15h 04m
1 stop
DUB09:45Dublin
€959
Iberia
27 Aug
DUB09:50Dublin
19h 00m
2 stops
SAT22:50San Antonio
9 Sept
SAT12:41San Antonio
15h 04m
1 stop
DUB09:45Dublin
€959

momondo Fare Finder

 
Customise 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, momondo users made 13,528 searches. Data last updated 7 August 2026.
Use the filters below to find and compare flights from Ireland to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSan Antonio

DUB Dublin - SAT San Antonio

DUBSAT

Dublin

Mon 16/11

19:05-00:07

2 stops35h 02m

San Antonio

Fri 27/11

14:00-09:25

2 stops37h 25m

€810

DublinSan Antonio

DUB Dublin - SAT San Antonio

DUBSAT

Dublin

Mon 16/11

19:05-00:07

2 stops35h 02m

San Antonio

Fri 27/11

14:00-09:25

2 stops37h 25m

€830

DublinSan Antonio

DUB Dublin - SAT San Antonio

DUBSAT

Dublin

Thu 27/8

12:40-21:04

2 stops38h 24m

San Antonio

Sun 30/8

12:05-18:20

2 stops24h 15m

€835

DublinSan Antonio

DUB Dublin - SAT San Antonio

DUBSAT

Dublin

Thu 27/8

07:45-08:56

2 stops31h 11m

San Antonio

Wed 9/9

14:35-10:35

1 stop14h 00m

€855

DublinSan Antonio

DUB Dublin - SAT San Antonio

DUBSAT

Dublin

Thu 27/8

22:00-08:56

2 stops40h 56m

San Antonio

Wed 9/9

14:35-10:35

1 stop14h 00m

€901

DublinSan Antonio

DUB Dublin - SAT San Antonio

DUBSAT

Dublin

Mon 16/11

18:35-08:29

2 stops19h 54m

San Antonio

Fri 27/11

11:22-07:15

1 stop13h 53m

€903

DublinSan Antonio

DUB Dublin - SAT San Antonio

DUBSAT

Dublin

Mon 16/11

18:35-08:29

2 stops19h 54m

San Antonio

Fri 27/11

11:22-07:15

1 stop13h 53m

€905

DublinSan Antonio

DUB Dublin - SAT San Antonio

DUBSAT

Dublin

Thu 27/8

22:00-08:56

2 stops40h 56m

San Antonio

Wed 9/9

14:35-10:35

1 stop14h 00m

€905

DublinSan Antonio

DUB Dublin - SAT San Antonio

DUBSAT

Dublin

Sun 22/11

05:10-21:26

2 stops22h 16m

San Antonio

Sun 29/11

12:24-10:20

1 stop15h 56m

€919
Fastest return journey

DublinSan Antonio

DUB Dublin - SAT San Antonio

DUBSAT

Dublin

Sun 22/11

12:05-20:38

1 stop14h 33m

San Antonio

Sun 29/11

12:24-10:20

1 stop15h 56m

€931

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to San Antonio from

How to get the cheapest flight ticket from Ireland to San Antonio

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 airline that flies from Ireland to San Antonio?

Aer Lingus is the most popular carrier operating from Ireland to San Antonio

Which airlines fly to San Antonio?

American Airlines, United Airlines and KLM are the top three most popular airlines that fly to San Antonio from Ireland according to our data. American Airlines is the first choice among our users, with 51% of people opting to fly with this airline when travelling to San Antonio. Keep in mind that there are 3 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

Cheap Ireland to San Antonio flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to San Antonio

Fastest flight time

18h 28m

Direct flights

None
The fastest flight from Ireland to San Antonio takes 18h 28m
There are no direct flights from Ireland to San Antonio. There are no popular flight routes from Ireland to San Antonio.
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Frequently asked questions about flying from Ireland to San Antonio

  • When did momondo last update prices for flights from Ireland to San Antonio Airport?

    Prices for flights from Ireland to San Antonio Airport were last updated today.

  • How many operators does momondo search for flights from Ireland to San Antonio Airport?

  • How old do you have to be to fly from Ireland to San Antonio Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The necessary travel and health documents for your San Antonio Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Ireland to San Antonio

Compare and see reviews for airlines that fly from Ireland to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom €258Free CancellationRating
7.1
11,867 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ireland to San Antonio?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to San Antonio. momondo saves you time and could save you money on your trip.

Can I find flights from Ireland to San Antonio with flexible booking policies on momondo?

All flight searches from Ireland to San Antonio on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ireland to San Antonio?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to San Antonio from Ireland.

I’m not ready to book a flight from Ireland to San Antonio right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ireland to San Antonio flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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