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Flights to San Antonio

€473 Cheap flights to San Antonio

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to San Antonio departing on 2/5. 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 Ireland to San Antonio

Cheap return flights

Enter your travel dates to find the best prices.
Scandinavian Airlines Logo
12:30 - 00:38
DUB
-
SAT
41h 08m
2 stops
Scandinavian Airlines Logo
16:10 - 11:45
SAT
-
DUB
38h 35m
2 stops
€686Scandinavian Airlines
Wed, 18 Mar - Mon, 23 Mar
Delta Logo
05:55 - 22:55
DUB
-
SAT
23h 00m
2 stops
Delta Logo
05:30 - 07:45
SAT
-
DUB
20h 15m
1 stop
€760Delta
Sat, 21 Feb - Sat, 7 Mar
Delta Logo
10:45 - 21:57
DUB
-
SAT
17h 12m
1 stop
Delta Logo
12:22 - 09:20
SAT
-
DUB
15h 58m
1 stop
€768Delta
Sat, 21 Feb - Sun, 8 Mar
Delta Logo
10:45 - 11:37
DUB
-
SAT
30h 52m
1 stop
Delta Logo
05:30 - 07:45
SAT
-
DUB
20h 15m
1 stop
€769Delta
Sat, 21 Feb - Sat, 7 Mar
Finnair Logo
09:30 - 18:42
DUB
-
SAT
15h 12m
1 stop
Finnair Logo
13:32 - 09:45
SAT
-
DUB
14h 13m
1 stop
€774Finnair
Thu, 16 Apr - Tue, 21 Apr
Delta Logo
06:00 - 00:38
DUB
-
SAT
23h 38m
2 stops
Delta Logo
13:37 - 07:45
SAT
-
DUB
13h 08m
1 stop
€790Delta
Thu, 12 Mar - Thu, 19 Mar
KLM Logo
09:45 - 20:30
DUB
-
SAT
15h 45m
1 stop
KLM Logo
13:37 - 07:45
SAT
-
DUB
13h 08m
1 stop
€793KLM
Thu, 12 Mar - Thu, 19 Mar
Delta Logo
06:00 - 00:38
DUB
-
SAT
23h 38m
2 stops
Delta Logo
05:10 - 07:45
SAT
-
DUB
21h 35m
2 stops
€801Delta
Thu, 12 Mar - Thu, 19 Mar
Multiple Airlines Logo
11:30 - 09:32
DUB
-
SAT
27h 02m
3 stops
Multiple Airlines Logo
10:27 - 23:00
SAT
-
DUB
31h 33m
3 stops
€808Multiple Airlines
Thu, 12 Mar - Thu, 19 Mar
Multiple Airlines Logo
11:30 - 09:32
DUB
-
SAT
27h 02m
3 stops
Multiple Airlines Logo
13:22 - 23:00
SAT
-
DUB
28h 38m
2 stops
€810Multiple Airlines
Thu, 12 Mar - Thu, 19 Mar

momondo Fare Finder

 
Locate flights to San Antonio that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 13,528 searches and data was last updated on 27 January 2026.
Use the filters below to find and compare flights to San Antonio that are best for you.

Fly from

Route

Depart

Return

Price

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Wed 18/3

12:30-00:38

2 stops41h 08m

San Antonio

Mon 23/3

16:10-11:45

2 stops38h 35m

€686

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Sat 21/2

05:55-22:55

2 stops23h 00m

San Antonio

Sat 7/3

05:30-07:45

1 stop20h 15m

€760

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Sat 21/2

10:45-21:57

1 stop17h 12m

San Antonio

Sun 8/3

12:22-09:20

1 stop15h 58m

€768

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Sat 21/2

10:45-11:37

1 stop30h 52m

San Antonio

Sat 7/3

05:30-07:45

1 stop20h 15m

€769

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Thu 16/4

09:30-18:42

1 stop15h 12m

San Antonio

Tue 21/4

13:32-09:45

1 stop14h 13m

€774

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Thu 12/3

06:00-00:38

2 stops23h 38m

San Antonio

Thu 19/3

13:37-07:45

1 stop13h 08m

€790

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Thu 12/3

09:45-20:30

1 stop15h 45m

San Antonio

Thu 19/3

13:37-07:45

1 stop13h 08m

€793

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Thu 12/3

06:00-00:38

2 stops23h 38m

San Antonio

Thu 19/3

05:10-07:45

2 stops21h 35m

€801

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Thu 12/3

11:30-09:32

3 stops27h 02m

San Antonio

Thu 19/3

10:27-23:00

3 stops31h 33m

€808

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Thu 12/3

11:30-09:32

3 stops27h 02m

San Antonio

Thu 19/3

13:22-23:00

2 stops28h 38m

€810

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to San Antonio from

San Antonio flights insights and trends

Explore insights for your San Antonio flight to craft the best travel plan

What is the cheapest month to fly to San Antonio?

In general, December is the cheapest month to fly from Ireland to San Antonio. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €394. If you are unable to visit San Antonio during the month of December, then departing from Ireland during the month April is also very affordable. Most momondo users find prices during this month for around €737.

Cheapest flights to San Antonio

Find the cheapest flights to San Antonio from your nearest city or airport
Find flights from Dublin to San Antonio
CHEAPEST MONTH TO FLY TO SAN ANTONIO FROM DUBLINDecember51% cheaperFlying from Dublin to San Antonio costs on average just €394 in December
MOST EXPENSIVE MONTH TO FLY TO SAN ANTONIO FROM DUBLINSeptember20% more expensiveIt costs about €960 for flights to San Antonio from Dublin in September
MOST POPULAR MONTH TO FLY TO SAN ANTONIO FROM DUBLINMay800% more users visitedMore momondo users searched in flights to San Antonio from Dublin in May than any other month

Cheap San Antonio flight deals and tips

Summary info about San Antonio flight prices, duration and airlines

Best One-Way Price

€473

Best Round-Trip Price

€686

Fastest flight time

19h 50m

Popular in

September
The best one-way flight price to San Antonio from Ireland in the last 72 hours is €473 (Dublin to San Antonio).
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The best round-trip flight price to San Antonio from Ireland in the last 72 hours is €686 (Dublin to San Antonio).
Search Deals
The fastest flight to San Antonio from Ireland takes 19h 50m (Dublin to San Antonio).
Search Deals
September has the highest demand for flights to San Antonio, with a 7% price increase on average.
Search Deals

Frequently asked questions about flying to San Antonio

Is there an alternative airport near San Antonio?

San Antonio Airport can be an alternative airport used for travel to San Antonio.

Is there a cheaper alternative to flying into San Antonio?

Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in San Antonio is San Antonio Airport where the average price is €604. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

What is the absolute cheapest flight to San Antonio?

The best deal found on momondo in the last two weeks was a flight to San Antonio from Orlando for €73. This is 88% cheaper than most flight deals to San Antonio. To find the cheapest price to San Antonio from your area, use momondo’s Airport-to-Airport Pricing Tool.

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

Prices for flights to San Antonio Airport are refreshed on a daily basis.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to San Antonio Airport.

What documentation or ID do you need to fly to San Antonio Airport?

The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek 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 to San Antonio?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to San Antonio. Millions of users trust and use momondo every year so you are in good company.

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

momondo does allow users to show only those flights to San Antonio which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights to San Antonio?

Once you have performed a search for flights to San Antonio, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to 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 San Antonio trip

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Popular Flights to San Antonio

Popular routes according to searches in the past day on momondo
Dublin to San Antonio Flightsfrom €811