Cheap flights from San Antonio to Ireland from $319
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 1/20. 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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Our best KLM deals on San Antonio to Ireland flight tickets
United Airlines flights from San Antonio to Ireland
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Fly from
Fly to
Route
Depart
Return
San AntonioDublin
SAT San Antonio - DUB Dublin
SATDUB
San Antonio
Fri 11/6
2:30 pm-7:55 am
1 stop11h 25m
Dublin
Thu 11/12
9:55 am-12:33 am
1 stop20h 38m
San AntonioDublin
SAT San Antonio - DUB Dublin
SATDUB
San Antonio
Fri 11/6
6:00 am-7:55 am
1 stop19h 55m
Dublin
Thu 11/12
10:45 am-10:06 pm
2 stops17h 21m
San AntonioDublin
SAT San Antonio - DUB Dublin
SATDUB
San Antonio
Mon 2/1
12:10 pm-8:45 am
1 stop14h 35m
Dublin
Sat 2/13
10:45 am-12:28 am
2 stops19h 43m
San AntonioDublin
SAT San Antonio - DUB Dublin
SATDUB
San Antonio
Mon 2/1
2:00 pm-12:40 pm
2 stops16h 40m
Dublin
Sat 2/13
10:45 am-12:28 am
2 stops19h 43m
San AntonioDublin
SAT San Antonio - DUB Dublin
SATDUB
San Antonio
Sun 1/17
6:38 am-8:10 am
1 stop19h 32m
Dublin
Thu 1/21
9:00 am-12:06 pm
2 stops33h 06m
San AntonioDublin
SAT San Antonio - DUB Dublin
SATDUB
San Antonio
Mon 3/8
12:10 pm-10:20 am
1 stop16h 10m
Dublin
Tue 3/23
8:00 am-11:47 am
2 stops32h 47m
San AntonioDublin
SAT San Antonio - DUB Dublin
SATDUB
San Antonio
Mon 3/8
2:15 pm-4:30 pm
2 stops20h 15m
Dublin
Tue 3/23
9:10 am-9:07 pm
2 stops16h 57m
San AntonioDublin
SAT San Antonio - DUB Dublin
SATDUB
San Antonio
Mon 1/18
12:10 pm-8:45 am
1 stop14h 35m
Dublin
Thu 1/28
1:25 pm-9:54 am
2 stops26h 29m
San AntonioDublin
SAT San Antonio - DUB Dublin
SATDUB
San Antonio
Mon 3/8
2:00 pm-9:45 am
1 stop13h 45m
Dublin
Tue 3/23
11:55 am-1:08 pm
1 stop30h 13m
San AntonioDublin
SAT San Antonio - DUB Dublin
SATDUB
San Antonio
Wed 3/3
7:00 am-9:55 am
1 stop20h 55m
Dublin
Tue 3/16
10:40 am-11:01 pm
1 stop17h 21m
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, September 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 $404. If you aren’t able to travel to Ireland during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $495.
How far in advance should I book a flight from San Antonio 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 $710 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 $467 on momondo.
What is the cheapest airline that flies from San Antonio to Ireland?
United Airlines, KLM, and Delta are the most popular carriers operating from San Antonio to Ireland
What airlines fly to Ireland?
United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Ireland from San Antonio according to our data. United Airlines is the first choice among our users, with 28% 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.
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
Frequently asked questions about flying 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 October 2026, there are 8 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 | ||
|---|---|---|---|---|---|
| PriceFrom $355 | Free Cancellation | Rating 7.3 1,817 reviews | |||
| PriceFrom $416 | Free Cancellation | Rating 6.7 8,255 reviews | |||
| PriceFrom $473 | Free Cancellation | Rating 6.8 8,269 reviews | |||
| PriceFrom $483 | Free Cancellation | Rating 7.8 1,582 reviews | |||
| PriceFrom $483 | Free Cancellation | Rating 7.4 10,332 reviews | |||
| PriceFrom $488 | Free Cancellation | Rating 7.8 8,650 reviews | |||
| PriceFrom $540 | Free Cancellation | Rating 7.0 12,151 reviews | |||
| PriceFrom $737 | Free Cancellation | Rating 7.0 3,252 reviews |
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.