Find flights
When to book
FAQs

Cheap flights from Dublin to San Antonio from £580

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — SAT
21 Apr — 28 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dublin to San Antonio

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to San Antonio
Explore the most affordable flight options available from Dublin to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 March 2026.

Thu 12/1119:05
DUB
-
SAT
2 stops33h 22m
Scandinavian Airlines
Mon 16/1116:10
SAT
-
DUB
2 stops37h 35m
Scandinavian Airlines
Deal found 19/3£580
Thu 12/1110:40
DUB
-
SAT
1 stop18h 28m
United Airlines
Mon 16/1114:01
SAT
-
DUB
1 stop12h 09m
United Airlines
Deal found 19/3£778
Mon 4/505:55
DUB
-
SAT
2 stops22h 30m
Delta
Sun 17/516:15
SAT
-
DUB
1 stop11h 45m
Delta
Deal found 17/3£797
Thu 30/408:55
DUB
-
SAT
2 stops21h 51m
Delta
Fri 8/511:50
SAT
-
DUB
1 stop15h 25m
Delta
Deal found 18/3£800
Wed 2/909:20
DUB
-
SAT
1 stop17h 53m
United Airlines
Sun 6/913:40
SAT
-
DUB
1 stop14h 05m
United Airlines
Deal found 17/3£801
Mon 4/509:30
DUB
-
SAT
2 stops16h 10m
United Airlines
Sun 17/508:48
SAT
-
DUB
2 stops16h 32m
United Airlines
Deal found 17/3£805
Thu 30/412:30
DUB
-
SAT
1 stop14h 05m
United Airlines
Fri 8/512:09
SAT
-
DUB
1 stop16h 31m
United Airlines
Deal found 18/3£808
Thu 16/412:30
DUB
-
SAT
2 stops17h 26m
British Airways
Wed 29/419:12
SAT
-
DUB
2 stops16h 03m
British Airways
Deal found 19/3£817
Mon 30/309:30
DUB
-
SAT
1 stop14h 39m
Finnair
Mon 13/413:32
SAT
-
DUB
1 stop14h 13m
Finnair
Deal found 21/3£820

Find flight deals from Dublin to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 March 2026.

Round-trip from

£797

Popular in

July

Cheapest in

December

Average price

£751
Delta
  • Delta
  • 4/5-17/5
  • 3 total stops
  • 34h 15m total
  • Dublin to San Antonio
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£94 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dublin to San Antonio 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, Cheapflights users made 858,174 searches. Data last updated 22 March 2026.
Use the filters below to find and compare flights from Dublin to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Mon 4/5

05:55-22:25

2 stops22h 30m

San Antonio

Sun 17/5

16:15-10:00

1 stop11h 45m

£797

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Sat 2/5

13:25-00:46

2 stops17h 21m

San Antonio

Sat 9/5

13:05-10:45

1 stop15h 40m

£800

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Thu 30/4

05:55-23:08

2 stops23h 13m

San Antonio

Fri 8/5

12:08-10:00

2 stops15h 52m

£800

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Wed 2/9

09:20-21:13

1 stop17h 53m

San Antonio

Sun 6/9

09:37-09:45

2 stops18h 08m

£801

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Mon 4/5

09:30-19:40

2 stops16h 10m

San Antonio

Sun 17/5

08:48-07:20

2 stops16h 32m

£805

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Thu 16/4

12:30-23:56

2 stops17h 26m

San Antonio

Wed 29/4

19:12-17:15

2 stops16h 03m

£817

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Fri 31/7

08:50-19:50

2 stops17h 00m

San Antonio

Fri 15/1

10:00-07:30

2 stops15h 30m

£889
Fastest return journey

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Wed 29/7

12:30-20:37

1 stop14h 07m

San Antonio

Wed 13/1

14:01-08:10

1 stop12h 09m

£911

DublinSan Antonio

DUB - SAT

DUBSAT

Dublin

Mon 27/7

08:50-17:44

2 stops14h 54m

San Antonio

Mon 11/1

12:10-07:30

2 stops13h 20m

£911

Flights are sorted by cheapest return flights first.

Deals found on 17/3

Sorted by cheapest first

Best time to book a flight from Dublin to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Dublin with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dublin to San Antonio

What is the cheapest month to book a flight from Dublin to San Antonio?

Currently, December is the cheapest month in which you can book a flight from Dublin to San Antonio (average of £236). Flying from Dublin to San Antonio in July is currently the most expensive (average of £702). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Dublin to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Dublin to San Antonio?

    Delta and United Airlines can get you from Dublin to San Antonio in just under 17h 53m. Your travel time can differ by up to 4h 37m. The distance between Dublin and San Antonio is about 4690 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Dublin to San Antonio that include hotel bookings?

    Yes. In addition to deals on Dublin to San Antonio flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Dublin to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dublin to San Antonio.

  • Can I find deals for business class flights from Dublin to San Antonio?

    Yes. Cheapflights offers flight deals from Dublin to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Dublin to San Antonio?

    Currently, December is the cheapest month in which you can book a flight from Dublin to San Antonio (average of £236). Flying from Dublin to San Antonio in July is currently the most expensive (average of £702). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Dublin to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.
Dublin to Hobby flights
Dublin to Dallas/Fort Worth flights
Dublin to George Bush Intcntl flights
Dublin to Austin flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Dublin to San Antonio?

Deals for Dublin to San Antonio flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Dublin to San Antonio?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Dublin to San Antonio for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Dublin to San Antonio with no change fees?

Yes, we can. To see specific flights from Dublin to San Antonio with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Dublin to San Antonio become cheaper?

Not ready to book yet? You can track prices for flights from Dublin to San Antonio on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.