Cheap Flights from Dublin to San Antonio International

Compare Dublin to San Antonio International flight deals

Find the cheapest month or even day of the year to fly to San Antonio International

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Flight deals from Dublin to San Antonio International

Looking for a cheap last-minute deal or the best return flight from Dublin Airport to San Antonio International Airport? If you want to travel next month, return fares start from R 14,518. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Dublin to San Antonio International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Dublin to San Antonio International flights are currently cheapest in August.

Dublin to San Antonio International: Alternative routes

Compare routes from Dublin to San Antonio below. You may find an airport to fly into that's cheaper, faster, or easier than San Antonio International.

Dublin to San Antonio: Flight information

The things to know before you go.
Cheapest flight foundR 6,865
Cheapest month to flyAugust

Finding cheap flights from Dublin to San Antonio International: Frequently asked questions

The best price we found for a return flight from Dublin to San Antonio International is R 10,898. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Dublin to San Antonio International. But we found flights with one or more stops from R 10,898.
As of June 2026, there are no flights flying from Dublin to San Antonio International.
The cheapest month to fly from Dublin to San Antonio International is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Dublin Airport to San Antonio International Airport on Thursday, 20 August 2026.
No airlines currently offer direct flights between Dublin Airport and San Antonio International Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Antonio International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Antonio is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, WestJet offers the cheapest flight tickets to San Antonio International.

Travelling from Dublin Airport (DUB) to San Antonio International Airport (SAT): what you need to know

  • San Antonio is six hours behind Dublin and observes the UTC-6 timezone.

  • To ensure you get on your DUB to SAT flight, leave enough time to navigate the airport and find your gate. Arriving two hours ahead of international departures and one hour before domestic flights is the standard rule.

  • You'll likely experience longer lines in popular months such as July. Arriving up to four hours in advance for international flights and two hours for domestic departures is a smart move.

  • Think about adding a stopover when booking your ticket from Dublin Airport to San Antonio International Airport. Simply deselect 'Direct flights only' to break up your journey, or maybe even explore a new city along the way. Check out these options between DUB and SAT:

    • Chicago O'Hare International Airport

    • Dallas Fort Worth International Airport

    • Washington Dulles Airport

Handy information about Dublin Airport (DUB)

  • 77% of flights departing from Dublin Airport land at their destination on time.

  • Dublin Airport is about 11 kilometres from central Dublin. If you're catching a taxi, ride-sharing or driving from the centre, it'll take you 25 minutes or so to arrive, depending on the traffic.

  • Catching public transport? Expect a journey time of around 30 minutes.

  • Get your holiday off to a hassle-free start by staying near DUB. Whether you have an early flight from Dublin Airport to San Antonio International Airport or want to avoid feeling rushed, these hotels have you covered:

Arriving at San Antonio International Airport (SAT)

When to fly to San Antonio International Airport (SAT)

  • July is the busiest month for flights from Dublin Airport to San Antonio International Airport. To steer clear of the crowds, head to San Antonio in March.

  • Before locking in your flight from Dublin Airport to San Antonio International Airport, think about the type of weather you like. August is the warmest month in San Antonio, with the temperature ranging from 24ºC (75ºF) to 40ºC (104ºF).

  • For cooler conditions, search for a cheap ticket from DUB to SAT in January. Average temperatures are between 4ºC (39ºF) and 20ºC (68ºF) then.

Explore more of the United States

  • Houston is just one of the many cities in the United States waiting to be discovered once you've seen the sights of San Antonio. Around 306 kilometres away to the east, its top attractions include The Museum of Fine Arts, Houston, Beck Building, Houston Museum of Natural Science and The Menil Collection.

  • Dallas is another standout destination in the United States and is around 402 kilometres north-east of San Antonio. No trip is complete without experiencing Meyerson Symphony Centre, Winspear Opera House and Dallas Museum of Art.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.