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Cheap flights from San Antonio to Ireland from $295

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 2/13. 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
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.
Lufthansa Logo
9:00 am - 8:10 am
SAT
-
DUB
17h 10m1 stop
Lufthansa Logo
10:40 am - 11:13 pm
DUB
-
SAT
18h 33m1 stop
$430Lufthansa
Wed, Jan 14 - Wed, Jan 21
United Airlines Logo
9:00 am - 8:10 am
SAT
-
DUB
17h 10m1 stop
United Airlines Logo
9:00 am - 7:41 pm
DUB
-
SAT
40h 41m2 stops
$456United Airlines
Wed, Jan 14 - Wed, Jan 21
United Airlines Logo
8:30 am - 8:10 am
SAT
-
DUB
17h 40m2 stops
United Airlines Logo
9:00 am - 1:08 pm
DUB
-
SAT
34h 08m2 stops
$460United Airlines
Wed, Jan 14 - Wed, Jan 21
British Airways Logo
4:40 pm - 2:20 pm
SAT
-
DUB
15h 40m2 stops
British Airways Logo
1:10 pm - 11:41 pm
DUB
-
SAT
16h 31m2 stops
$462British Airways
Tue, Feb 3 - Sat, Feb 14
British Airways Logo
6:01 pm - 5:00 pm
SAT
-
DUB
16h 59m2 stops
British Airways Logo
10:20 am - 10:58 pm
DUB
-
SAT
18h 38m2 stops
$467British Airways
Wed, Jan 14 - Wed, Jan 21
Air Canada Logo
7:00 am - 6:10 am
SAT
-
DUB
17h 10m2 stops
Air Canada Logo
8:00 am - 11:15 pm
DUB
-
SAT
20h 15m2 stops
$476Air Canada
Sat, Mar 7 - Sat, Mar 14
Lufthansa Logo
9:00 am - 8:10 am
SAT
-
DUB
17h 10m1 stop
Lufthansa Logo
9:10 am - 9:21 pm
DUB
-
SAT
18h 11m2 stops
$479Lufthansa
Wed, Jan 14 - Tue, Jan 20
Lufthansa Logo
9:00 am - 8:10 am
SAT
-
DUB
17h 10m1 stop
Lufthansa Logo
10:40 am - 11:13 pm
DUB
-
SAT
18h 33m1 stop
$480Lufthansa
Wed, Jan 14 - Wed, Jan 21
Delta Logo
12:55 pm - 8:45 am
SAT
-
DUB
13h 50m1 stop
Delta Logo
5:55 am - 9:37 pm
DUB
-
SAT
21h 42m2 stops
$482Delta
Tue, Feb 3 - Sat, Feb 14
Air Canada Logo
9:50 am - 11:30 am
SAT
-
SNN
19h 40m3 stops
Air Canada Logo
7:50 am - 8:41 am
SNN
-
SAT
30h 51m3 stops
$791Air Canada
Fri, Jan 9 - Sat, Jan 17

Lufthansa flights from San Antonio to Ireland

Our best Lufthansa deals on San Antonio to Ireland flight tickets
Lufthansa
Jan 14
SAT9:00 amSan Antonio
17h 10m
1 stop
DUB8:10 amDublin
Jan 21
DUB10:40 amDublin
18h 33m
1 stop
SAT11:13 pmSan Antonio
$430
Find similar
Lufthansa
Jan 14
SAT9:00 amSan Antonio
17h 10m
1 stop
DUB8:10 amDublin
Jan 20
DUB9:10 amDublin
18h 11m
2 stops
SAT9:21 pmSan Antonio
$479
Find similar
Lufthansa
Jan 14
SAT9:00 amSan Antonio
17h 10m
1 stop
DUB8:10 amDublin
Jan 21
DUB10:40 amDublin
18h 33m
1 stop
SAT11:13 pmSan Antonio
$480
Find similar

United Airlines flights from San Antonio to Ireland

Our best United Airlines deals on San Antonio to Ireland flight tickets
United Airlines
Jan 14
SAT9:00 amSan Antonio
17h 10m
1 stop
DUB8:10 amDublin
Jan 21
DUB9:00 amDublin
40h 41m
2 stops
SAT7:41 pmSan Antonio
$456
Find similar
United Airlines
Jan 14
SAT8:30 amSan Antonio
17h 40m
2 stops
DUB8:10 amDublin
Jan 21
DUB9:00 amDublin
34h 08m
2 stops
SAT1:08 pmSan Antonio
$460
Find similar
United Airlines
Feb 5
SAT11:43 amSan Antonio
13h 47m
2 stops
DUB7:30 amDublin
Feb 9
DUB10:40 amDublin
14h 29m
1 stop
SAT7:09 pmSan Antonio
$484
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 December 18, 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

Wed 1/14

9:00 am-8:10 am

1 stop17h 10m

Dublin

Wed 1/21

10:40 am-11:13 pm

1 stop18h 33m

$430

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Wed 1/14

9:00 am-8:10 am

1 stop17h 10m

Dublin

Wed 1/21

9:00 am-7:41 pm

2 stops40h 41m

$456

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Wed 1/14

8:30 am-8:10 am

2 stops17h 40m

Dublin

Wed 1/21

9:00 am-1:08 pm

2 stops34h 08m

$460

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 2/3

4:40 pm-2:20 pm

2 stops15h 40m

Dublin

Sat 2/14

1:10 pm-11:41 pm

2 stops16h 31m

$462

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Wed 1/14

6:01 pm-5:00 pm

2 stops16h 59m

Dublin

Wed 1/21

10:20 am-10:58 pm

2 stops18h 38m

$467

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Sat 3/7

7:00 am-6:10 am

2 stops17h 10m

Dublin

Sat 3/14

8:00 am-11:15 pm

2 stops20h 15m

$476

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Wed 1/14

9:00 am-8:10 am

1 stop17h 10m

Dublin

Tue 1/20

9:10 am-9:21 pm

2 stops18h 11m

$479

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Wed 1/14

9:00 am-8:10 am

1 stop17h 10m

Dublin

Wed 1/21

10:40 am-11:13 pm

1 stop18h 33m

$480

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 2/3

12:55 pm-8:45 am

1 stop13h 50m

Dublin

Sat 2/14

5:55 am-9:37 pm

2 stops21h 42m

$482

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Fri 1/9

9:50 am-11:30 am

3 stops19h 40m

Shannon

Sat 1/17

7:50 am-8:41 am

3 stops30h 51m

$791

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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 $579. 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 $623.

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 $787 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 $650 on momondo.

Can stopping save me money on San Antonio to Ireland flights?

You could potentially save up to 11% on your flight if you consider stops on a San Antonio to Ireland flight.

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

Fastest flight time

12h 02m

Direct flights

None
The fastest flight from San Antonio to Ireland takes 12h 02m
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
KLMPriceFrom $483Free CancellationRating
7.7
1,428 reviews
Search KLM flights
American AirlinesPriceFrom $518Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
DeltaPriceFrom $534Free CancellationRating
7.9
8,005 reviews
Search Delta flights
United AirlinesPriceFrom $537Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights
IberiaPriceFrom $604Free CancellationRating
7.0
3,053 reviews
Search Iberia flights
Aer LingusPriceFrom $792Free CancellationRating
7.2
1,395 reviews
Search Aer Lingus 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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