What airlines fly to Ireland?

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Ireland from San Antonio according to our data. American Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Ireland. Keep in mind that there are 10 different airlines that fly to Ireland on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from San Antonio to Ireland?

Iberia and United Airlines are the most popular carriers operating from San Antonio to Ireland

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?

As of March 2026, there are 5 operators available to choose from 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.

$333 Cheap Flights from San Antonio to Ireland in 2026

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from San Antonio to Ireland

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:53 am - 7:20 am

SAT

DUB

16h 27m

2 stops

9:50 am - 11:40 am

DUB

SAT

31h 50m

2 stops

$679United Airlines

Mon, Aug 24 - Thu, Sep 3

6:40 am - 9:45 am

SAT

DUB

21h 05m

1 stop

9:20 am - 12:11 pm

DUB

SAT

32h 51m

2 stops

$684United Airlines

Tue, Aug 11 - Wed, Aug 19

6:00 am - 7:45 am

SAT

DUB

19h 45m

2 stops

9:50 am - 1:17 pm

DUB

SAT

33h 27m

2 stops

$687Air Canada

Mon, Sep 7 - Thu, Sep 17

12:01 pm - 7:20 am

SAT

DUB

13h 19m

1 stop

9:20 am - 9:13 pm

DUB

SAT

17h 53m

1 stop

$697United Airlines

Mon, Aug 10 - Wed, Aug 19

8:53 am - 7:20 am

SAT

DUB

16h 27m

2 stops

9:20 am - 10:38 pm

DUB

SAT

19h 18m

2 stops

$707United Airlines

Wed, Aug 12 - Wed, Aug 19

9:37 am - 7:45 am

SAT

DUB

16h 08m

3 stops

9:20 am - 9:13 pm

DUB

SAT

17h 53m

1 stop

$709Air Canada

Mon, Aug 10 - Wed, Aug 19

12:15 pm - 8:45 am

SAT

DUB

14h 30m

1 stop

11:00 am - 10:15 pm

DUB

SAT

17h 15m

1 stop

$710KLM

Mon, Aug 24 - Thu, Sep 3

12:50 pm - 10:00 am

SAT

DUB

15h 10m

1 stop

10:00 am - 11:12 pm

DUB

SAT

19h 12m

1 stop

$711KLM

Tue, Aug 25 - Tue, Sep 1

9:37 am - 7:45 am

SAT

DUB

16h 08m

3 stops

9:20 am - 8:37 pm

DUB

SAT

17h 17m

2 stops

$719Multiple Airlines

Mon, Aug 10 - Wed, Aug 19

12:10 pm - 11:10 am

SAT

SNN

17h 00m

1 stop

1:05 pm - 10:52 am

SNN

SAT

27h 47m

1 stop

$822Delta

Fri, Sep 4 - Wed, Sep 16

Air Canada flights from San Antonio to Ireland

Our best Air Canada deals on San Antonio to Ireland flight tickets

Air Canada

Sep 7

SAT6:00 amSan Antonio

19h 45m

2 stops

DUB7:45 amDublin

Sep 17

DUB9:50 amDublin

33h 27m

2 stops

SAT1:17 pmSan Antonio

$687

Air Canada

Aug 10

SAT9:37 amSan Antonio

16h 08m

3 stops

DUB7:45 amDublin

Aug 19

DUB9:20 amDublin

17h 53m

1 stop

SAT9:13 pmSan Antonio

$709

Air Canada

Sep 3

SAT9:00 amSan Antonio

17h 15m

1 stop

DUB8:15 amDublin

Sep 16

DUB9:20 amDublin

17h 53m

1 stop

SAT9:13 pmSan Antonio

$751

KLM flights from San Antonio to Ireland

Our best KLM deals on San Antonio to Ireland flight tickets

KLM

Aug 24

SAT12:15 pmSan Antonio

14h 30m

1 stop

DUB8:45 amDublin

Sep 3

DUB11:00 amDublin

17h 15m

1 stop

SAT10:15 pmSan Antonio

$710

KLM

Aug 25

SAT12:50 pmSan Antonio

15h 10m

1 stop

DUB10:00 amDublin

Sep 1

DUB10:00 amDublin

19h 12m

1 stop

SAT11:12 pmSan Antonio

$711

KLM

May 6

SAT2:00 pmSan Antonio

12h 45m

1 stop

DUB8:45 amDublin

May 12

DUB5:55 amDublin

15h 57m

2 stops

SAT3:52 pmSan Antonio

$768

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Mon 8/24

8:53 am-7:20 am

2 stops16h 27m

Dublin

Thu 9/3

9:50 am-11:40 am

2 stops31h 50m

$679

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 8/11

6:40 am-9:45 am

1 stop21h 05m

Dublin

Wed 8/19

9:20 am-12:11 pm

2 stops32h 51m

$684

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Mon 9/7

6:00 am-7:45 am

2 stops19h 45m

Dublin

Thu 9/17

9:50 am-1:17 pm

2 stops33h 27m

$687

Quickest round-trip

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Mon 8/10

12:01 pm-7:20 am

1 stop13h 19m

Dublin

Wed 8/19

9:20 am-9:13 pm

1 stop17h 53m

$697

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Wed 8/12

8:53 am-7:20 am

2 stops16h 27m

Dublin

Wed 8/19

9:20 am-10:38 pm

2 stops19h 18m

$707

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Mon 8/10

9:37 am-7:45 am

3 stops16h 08m

Dublin

Wed 8/19

9:20 am-9:13 pm

1 stop17h 53m

$709

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Mon 8/24

12:15 pm-8:45 am

1 stop14h 30m

Dublin

Thu 9/3

11:00 am-10:15 pm

1 stop17h 15m

$710

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Tue 8/25

12:50 pm-10:00 am

1 stop15h 10m

Dublin

Tue 9/1

10:00 am-11:12 pm

1 stop19h 12m

$711

San AntonioDublin

SAT - DUB

SATDUB

San Antonio

Mon 8/10

9:37 am-7:45 am

3 stops16h 08m

Dublin

Wed 8/19

9:20 am-8:37 pm

2 stops17h 17m

$719

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Fri 9/4

12:10 pm-11:10 am

1 stop17h 00m

Shannon

Wed 9/16

1:05 pm-10:52 am

1 stop27h 47m

$822

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Ireland?

In general, April 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 $544. If you aren’t able to travel to Ireland during the month of April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $601.

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 $738 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 $613 on momondo.

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

You could potentially save up to 37% 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	11h 46m
Direct flights	None

The fastest flight from San Antonio to Ireland takes 11h 46m

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?
As of March 2026, there are 5 operators available to choose from 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
KLM	PriceFrom $483	Free Cancellation	Rating 7.8 1,480 reviews	Search KLM flights
United Airlines	PriceFrom $488	Free Cancellation	Rating 7.4 9,525 reviews	Search United Airlines flights
Delta	PriceFrom $490	Free Cancellation	Rating 7.9 8,365 reviews	Search Delta flights
American Airlines	PriceFrom $517	Free Cancellation	Rating 7.1 11,539 reviews	Search American Airlines flights
Iberia	PriceFrom $571	Free Cancellation	Rating 7.0 3,163 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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Wed 4/29

Wed 5/6

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Ireland

Popular cities

Other flights from San Antonio

Other flights to Ireland

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Ireland

Flights to Dublinfrom $472

Flights to Shannon, Clarefrom $528

Flights to Corkfrom $570

Flights to Milltown (Kerry)from $837

Flights to Knockfrom $830

Flights to Donegalfrom $920

Cheap flights from San Antonio to Ireland from $333

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 6/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from San Antonio to Ireland

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Air Canada flights from San Antonio to Ireland

Our best Air Canada deals on San Antonio to Ireland flight tickets

KLM flights from San Antonio to Ireland

Our best KLM deals on San Antonio to Ireland flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from San Antonio to Ireland that are best for you.

See travel insights to Ireland from

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

What is the cheapest month to fly to Ireland?

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

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

What is the cheapest airline that flies from San Antonio to Ireland?

What airlines fly to Ireland?

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

Direct flights

Best airlines flying from San Antonio to Ireland

Compare and see reviews for airlines that fly from San Antonio to Ireland with momondo

Why use momondo?

An easier way to manage your Ireland trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Ireland

Popular cities in Ireland

Popular flights according to clicks in the last 7 days on momondo

San Antonio flight routes

According to popular flight searches on momondo this year

Ireland flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Ireland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Ireland

List of cabin classes available on flights landing in Ireland. Availability may vary depending on flight origin and airline.

Complete your trip to Ireland

Explore popular destinations other users love

According to popular flight searches on momondo this year