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Cheap flights from Ireland to San Antonio from €391

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 8/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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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
10:15 - 23:18
DUB
-
SAT
19h 03m
2 stops
Scandinavian Airlines Logo
16:10 - 18:20
SAT
-
DUB
20h 10m
2 stops
€808Scandinavian Airlines
Sun, 6 Sep - Sun, 13 Sep
Multiple Airlines Logo
09:10 - 16:16
DUB
-
SAT
37h 06m
3 stops
Multiple Airlines Logo
08:30 - 09:20
SAT
-
DUB
18h 50m
1 stop
€824Multiple Airlines
Thu, 28 May - Thu, 4 Jun
Multiple Airlines Logo
09:10 - 16:16
DUB
-
SAT
37h 06m
3 stops
Multiple Airlines Logo
08:30 - 00:05
SAT
-
DUB
33h 35m
2 stops
€850Multiple Airlines
Thu, 28 May - Thu, 4 Jun
Multiple Airlines Logo
10:40 - 23:12
DUB
-
SAT
18h 32m
2 stops
Multiple Airlines Logo
09:25 - 08:45
SAT
-
DUB
17h 20m
1 stop
€869Multiple Airlines
Mon, 24 Aug - Sun, 13 Sep
Scandinavian Airlines Logo
12:40 - 23:18
DUB
-
SAT
40h 38m
2 stops
Scandinavian Airlines Logo
16:10 - 11:50
SAT
-
DUB
37h 40m
2 stops
€892Scandinavian Airlines
Mon, 24 Aug - Sun, 13 Sep
Multiple Airlines Logo
21:35 - 13:17
DUB
-
SAT
45h 42m
2 stops
Multiple Airlines Logo
16:04 - 11:45
SAT
-
DUB
13h 41m
1 stop
€894Multiple Airlines
Tue, 28 Apr - Sat, 2 May
Multiple Airlines Logo
10:40 - 21:18
DUB
-
SAT
16h 38m
1 stop
Multiple Airlines Logo
10:55 - 08:20
SAT
-
DUB
39h 25m
3 stops
€903Multiple Airlines
Fri, 22 May - Sat, 6 Jun
Multiple Airlines Logo
13:15 - 23:12
DUB
-
SAT
15h 57m
2 stops
Multiple Airlines Logo
09:25 - 08:45
SAT
-
DUB
17h 20m
1 stop
€911Multiple Airlines
Sun, 6 Sep - Sun, 13 Sep
Multiple Airlines Logo
09:10 - 16:16
DUB
-
SAT
37h 06m
3 stops
Multiple Airlines Logo
08:30 - 20:10
SAT
-
DUB
29h 40m
3 stops
€915Multiple Airlines
Thu, 28 May - Thu, 4 Jun
KLM Logo
12:00 - 21:32
DUB
-
SAT
15h 32m
1 stop
KLM Logo
17:12 - 08:45
SAT
-
DUB
33h 33m
1 stop
€937KLM
Sat, 13 Jun - Sat, 20 Jun

KLM flights from Ireland to San Antonio

Our best KLM deals on Ireland to San Antonio flight tickets
KLM
13 Jun
DUB12:00Dublin
15h 32m
1 stop
SAT21:32San Antonio
20 Jun
SAT17:12San Antonio
33h 33m
1 stop
DUB08:45Dublin
€937
KLM
28 May
DUB11:00Dublin
15h 28m
1 stop
SAT20:28San Antonio
4 Jun
SAT16:15San Antonio
11h 00m
1 stop
DUB09:15Dublin
€939
KLM
29 May
DUB11:10Dublin
16h 22m
2 stops
SAT21:32San Antonio
5 Jun
SAT18:11San Antonio
32h 34m
1 stop
DUB08:45Dublin
€966

Iberia flights from Ireland to San Antonio

Our best Iberia deals on Ireland to San Antonio flight tickets
Iberia
11 May
DUB09:50Dublin
19h 02m
2 stops
SAT22:52San Antonio
18 May
SAT15:11San Antonio
12h 34m
1 stop
DUB09:45Dublin
€953
Iberia
12 May
DUB12:40Dublin
16h 12m
1 stop
SAT22:52San Antonio
3 Jun
SAT13:28San Antonio
16h 22m
1 stop
DUB11:50Dublin
€954
Iberia
29 May
DUB12:40Dublin
17h 19m
1 stop
SAT23:59San Antonio
5 Jun
SAT18:28San Antonio
11h 22m
1 stop
DUB11:50Dublin
€956

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 14 April 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 - SAT

DUBSAT

Dublin

Sun 6/9

10:15-23:18

2 stops19h 03m

San Antonio

Sun 13/9

16:10-18:20

2 stops20h 10m

€808

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Thu 28/5

09:10-16:16

3 stops37h 06m

San Antonio

Thu 4/6

08:30-09:20

1 stop18h 50m

€824

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Thu 28/5

09:10-16:16

3 stops37h 06m

San Antonio

Thu 4/6

08:30-00:05

2 stops33h 35m

€850

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Mon 24/8

10:40-23:12

2 stops18h 32m

San Antonio

Sun 13/9

09:25-08:45

1 stop17h 20m

€869

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Mon 24/8

12:40-23:18

2 stops40h 38m

San Antonio

Sun 13/9

16:10-11:50

2 stops37h 40m

€892

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Tue 28/4

21:35-13:17

2 stops45h 42m

San Antonio

Sat 2/5

16:04-11:45

1 stop13h 41m

€894

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Fri 22/5

10:40-21:18

1 stop16h 38m

San Antonio

Sat 6/6

10:55-08:20

3 stops39h 25m

€903
Fastest return journey

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Sun 6/9

13:15-23:12

2 stops15h 57m

San Antonio

Sun 13/9

09:25-08:45

1 stop17h 20m

€911

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Thu 28/5

09:10-16:16

3 stops37h 06m

San Antonio

Thu 4/6

08:30-20:10

3 stops29h 40m

€915

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Sat 13/6

12:00-21:32

1 stop15h 32m

San Antonio

Sat 20/6

17:12-08:45

1 stop33h 33m

€937

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
1
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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?

WestJet is the most popular carrier operating from Ireland to San Antonio

Which airlines fly to San Antonio?

American Airlines, Scandinavian Airlines and United Airlines 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 31% of people opting to fly with this airline when travelling to San Antonio. Keep in mind that there are 6 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

54h 46m

Direct flights

None
The fastest flight from Ireland to San Antonio takes 54h 46m
There are no direct flights from Ireland to San Antonio. There are no popular flight routes from Ireland to San Antonio.
Search flight deals

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 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.

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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