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Cheap flights from San Antonio to Ireland from $284

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Ireland departing on 12/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Antonio to Ireland

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
11:35 am - 7:45 amSAT-DUB
14h 10m1 stop
Delta Logo
9:45 am - 9:19 pmDUB-SAT
17h 34m1 stop
$433Delta
Find Deal
Sun, Nov 16 - Tue, Nov 25
Delta Logo
12:55 pm - 8:45 amSAT-DUB
13h 50m1 stop
Delta Logo
10:45 am - 12:36 amDUB-SAT
19h 51m2 stops
$438Delta
Find Deal
Mon, Feb 2 - Tue, Feb 17
Multiple Airlines Logo
12:55 pm - 8:45 amSAT-DUB
13h 50m1 stop
Multiple Airlines Logo
1:25 pm - 12:41 amDUB-SAT
17h 16m2 stops
$453Multiple Airlines
Find Deal
Tue, Jan 13 - Thu, Jan 22
KLM Logo
12:55 pm - 8:45 amSAT-DUB
13h 50m1 stop
KLM Logo
1:25 pm - 12:36 amDUB-SAT
17h 11m2 stops
$456KLM
Find Deal
Tue, Feb 3 - Sat, Feb 14
KLM Logo
12:10 pm - 8:45 amSAT-DUB
14h 35m1 stop
KLM Logo
9:45 am - 8:21 pmDUB-SAT
16h 36m1 stop
$458KLM
Find Deal
Tue, Nov 18 - Mon, Nov 24
United Airlines Logo
12:12 pm - 10:20 amSAT-DUB
16h 08m1 stop
United Airlines Logo
9:00 am - 11:16 pmDUB-SAT
20h 16m2 stops
$478United Airlines
Find Deal
Sun, Nov 16 - Wed, Nov 26
United Airlines Logo
11:43 am - 7:30 amSAT-DUB
13h 47m2 stops
United Airlines Logo
10:40 am - 11:13 pmDUB-SAT
18h 33m1 stop
$483United Airlines
Find Deal
Mon, Jan 12 - Thu, Jan 22
American Airlines Logo
6:48 pm - 4:10 pmSAT-SNN
15h 22m2 stops
American Airlines Logo
7:40 am - 9:40 pmSNN-SAT
20h 00m2 stops
$553American Airlines
Find Deal
Tue, Apr 21 - Fri, May 8
Multiple Airlines Logo
12:55 pm - 8:45 amSAT-DUB
13h 50m1 stop
Multiple Airlines Logo
8:50 am - 8:27 pmDUB-SAT
17h 37m2 stops
$578Multiple Airlines
Find Deal
Thu, Jan 15 - Wed, Jan 21
American Airlines Logo
11:59 am - 11:30 amSAT-SNN
18h 31m2 stops
American Airlines Logo
7:40 am - 12:05 amSNN-SAT
22h 25m2 stops
$803American Airlines
Find Deal
Fri, Mar 27 - Tue, Mar 31

Delta flights from San Antonio to Ireland

Our best Delta deals on San Antonio to Ireland flight tickets
Delta
Nov 9
SAT6:30 amSan Antonio
20h 50m
2 stops
DUB9:20 amDublin
Nov 25
DUB9:45 amDublin
17h 34m
1 stop
SAT9:19 pmSan Antonio
$424
Find similar
Delta
Nov 16
SAT11:35 amSan Antonio
14h 10m
1 stop
DUB7:45 amDublin
Nov 25
DUB9:45 amDublin
17h 34m
1 stop
SAT9:19 pmSan Antonio
$433
Find similar
Delta
Feb 2
SAT12:55 pmSan Antonio
13h 50m
1 stop
DUB8:45 amDublin
Feb 17
DUB10:45 amDublin
19h 51m
2 stops
SAT12:36 amSan Antonio
$438
Find similar

KLM flights from San Antonio to Ireland

Our best KLM deals on San Antonio to Ireland flight tickets
KLM
Feb 3
SAT12:55 pmSan Antonio
13h 50m
1 stop
DUB8:45 amDublin
Feb 14
DUB1:25 pmDublin
17h 11m
2 stops
SAT12:36 amSan Antonio
$456
Find similar
KLM
Nov 18
SAT12:10 pmSan Antonio
14h 35m
1 stop
DUB8:45 amDublin
Nov 24
DUB9:45 amDublin
16h 36m
1 stop
SAT8:21 pmSan Antonio
$458
Find similar
KLM
Feb 3
SAT10:57 amSan Antonio
15h 48m
2 stops
DUB8:45 amDublin
Feb 14
DUB1:25 pmDublin
17h 11m
2 stops
SAT12:36 amSan Antonio
$461
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Ireland 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 832,500 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from San Antonio to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Sun 11/16

11:35 am-7:45 am

1 stop14h 10m

Dublin

Tue 11/25

9:45 am-9:19 pm

1 stop17h 34m

$433

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Mon 2/2

12:55 pm-8:45 am

1 stop13h 50m

Dublin

Tue 2/17

10:45 am-12:36 am

2 stops19h 51m

$438

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 1/13

12:55 pm-8:45 am

1 stop13h 50m

Dublin

Thu 1/22

1:25 pm-12:41 am

2 stops17h 16m

$453

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 2/3

12:55 pm-8:45 am

1 stop13h 50m

Dublin

Sat 2/14

1:25 pm-12:36 am

2 stops17h 11m

$456

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 11/18

12:10 pm-8:45 am

1 stop14h 35m

Dublin

Mon 11/24

9:45 am-8:21 pm

1 stop16h 36m

$458

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Sun 11/16

12:12 pm-10:20 am

1 stop16h 08m

Dublin

Wed 11/26

9:00 am-11:16 pm

2 stops20h 16m

$478

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Mon 1/12

11:43 am-7:30 am

2 stops13h 47m

Dublin

Thu 1/22

10:40 am-11:13 pm

1 stop18h 33m

$483

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Tue 4/21

6:48 pm-4:10 pm

2 stops15h 22m

Shannon

Fri 5/8

7:40 am-9:40 pm

2 stops20h 00m

$553

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Thu 1/15

12:55 pm-8:45 am

1 stop13h 50m

Dublin

Wed 1/21

8:50 am-8:27 pm

2 stops17h 37m

$578

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Fri 3/27

11:59 am-11:30 am

2 stops18h 31m

Shannon

Tue 3/31

7:40 am-12:05 am

2 stops22h 25m

$803

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Ireland from

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

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 month to fly to Ireland?

In general, February is the cheapest month to fly from San Antonio to Ireland. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $573. If you aren’t able to travel to Ireland during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $575.

What is the cheapest day to depart on your flight to Ireland?

The cheapest day to depart on your flight to Ireland is on a Wednesday when prices can be found for as low as $812. This is often the case because there is less demand to fly during this day of the week. Flights from San Antonio to Ireland on a Saturday will generally be more expensive and average around $1,161. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Ireland?

According to our data, the cheapest time of day to fly to Ireland is in the morning. momondo users have found flights departing from San Antonio to Ireland in the morning for as low as $736. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Ireland is in the afternoon when prices are around $1,091.

How far in advance should I book a flight to Ireland?

You are more likely to see cheaper flights to Ireland from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around $811 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from San Antonio for as low as $687 on momondo.

Cheap San Antonio to Ireland flight deals and tips

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

Direct flights

None
There are no direct flights from San Antonio to Ireland. There are no popular flight routes from San Antonio to Ireland.
Search flight deals

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

    Prices for flights from San Antonio Airport to Ireland refresh daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The necessary travel and health documents for your Ireland 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 license 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 San Antonio to Ireland

Compare and see reviews for airlines that fly from San Antonio to Ireland with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $517Free CancellationRating
7.4
9,004 reviews
Search United Airlines flights
American AirlinesPriceFrom $518Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights
KLMPriceFrom $530Free CancellationRating
7.7
1,405 reviews
Search KLM flights
DeltaPriceFrom $534Free CancellationRating
7.9
8,004 reviews
Search Delta flights
Aer LingusPriceFrom $575Free CancellationRating
7.2
1,365 reviews
Search Aer Lingus flights
IberiaPriceFrom $604Free CancellationRating
7.0
3,007 reviews
Search Iberia flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Antonio to Ireland for you.

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

Yes. momondo allows you to filter the results for San Antonio to Ireland flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between San Antonio and Ireland by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Ireland from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Ireland trip

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Find better results for your trip to Ireland

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