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Cheap flights from San Antonio to Shannon from $432

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 Shannon departing on 11/19. 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 San Antonio to Shannon

Cheap round-trip flights

American Airlines Logo
12:03 pm - 11:30 amSAT-SNN
17h 27m2 stops
American Airlines Logo
7:50 am - 11:29 pmSNN-SAT
21h 39m2 stops
$548American Airlines
Find Deal
Tue, Feb 17 - Tue, Feb 24
Air Canada Logo
10:00 am - 11:30 amSAT-SNN
19h 30m3 stops
Air Canada Logo
7:50 am - 9:13 pmSNN-SAT
19h 23m3 stops
$800Air Canada
Find Deal
Tue, Feb 17 - Tue, Feb 24
United Airlines Logo
7:38 pm - 10:15 amSAT-SNN
32h 37m2 stops
United Airlines Logo
12:30 pm - 3:25 pmSNN-SAT
32h 55m3 stops
$1,016United Airlines
Find Deal
Thu, Oct 9 - Thu, Oct 16
United Airlines Logo
7:38 pm - 10:15 amSAT-SNN
32h 37m2 stops
United Airlines Logo
12:30 pm - 10:35 pmSNN-SAT
16h 05m2 stops
$1,095United Airlines
Find Deal
Thu, Oct 9 - Thu, Oct 16

United Airlines flights from San Antonio to Shannon, Clare

Our best United Airlines deals on San Antonio to Shannon, Clare flight tickets
United Airlines
Oct 9
SAT7:38 pmSan Antonio
32h 37m
2 stops
SNN10:15 amShannon
Oct 16
SNN12:30 pmShannon
32h 55m
3 stops
SAT3:25 pmSan Antonio
$1,016
Find similar
United Airlines
Sep 4
SAT8:55 amSan Antonio
16h 35m
2 stops
SNN7:30 amShannon
Sep 18
SNN9:30 amShannon
12h 48m
1 stop
SAT4:18 pmSan Antonio
$1,057
Find similar
United Airlines
Sep 4
SAT1:44 pmSan Antonio
14h 31m
2 stops
SNN10:15 amShannon
Sep 18
SNN9:30 amShannon
16h 22m
2 stops
SAT7:52 pmSan Antonio
$1,061
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to Shannon, Clare 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, momondo users made 832,500 searches. Data last updated August 26, 2025.
Use the filters below to find and compare flights from San Antonio to Shannon, Clare that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Tue 2/17

12:03 pm-11:30 am

2 stops17h 27m

Shannon

Tue 2/24

7:50 am-11:29 pm

2 stops21h 39m

$548

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Tue 2/17

10:00 am-11:30 am

3 stops19h 30m

Shannon

Tue 2/24

7:50 am-9:13 pm

3 stops19h 23m

$800

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Thu 10/9

7:38 pm-10:15 am

2 stops32h 37m

Shannon

Thu 10/16

12:30 pm-3:25 pm

3 stops32h 55m

$1,016

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Thu 10/9

7:38 pm-10:15 am

2 stops32h 37m

Shannon

Thu 10/16

12:30 pm-10:35 pm

2 stops16h 05m

$1,095

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Wed 11/19

1:40 pm-4:45 pm

2 stops21h 05m

$432

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Wed 11/19

3:02 pm-7:25 pm

3 stops46h 23m

$445

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from San Antonio to Shannon, Clare

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 day to depart on your flight to Shannon, Clare?

The cheapest day to depart from San Antonio to Shannon, Clare is on a Tuesday when prices can be found for as low as $862. The most expensive day to fly to Shannon, Clare is Saturday, with ticket prices averaging around $1,393.

What is the cheapest time of day to depart on your flight to Shannon, Clare?

Our data shows that the cheapest San Antonio to Shannon, Clare flights are usually those with departure times in the afternoon. Our users have found flights to Shannon, Clare in the afternoon for as low as $869. Flights at noon are often more expensive with an average ticket price of $1,162.

Can stopping save me money on San Antonio to Shannon, Clare flights?

You could potentially save up to 20% on your flight if you consider stops on a San Antonio to Shannon, Clare flight.

When to book flights from San Antonio to Shannon, Clare

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to Shannon, Clare according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Antonio to Shannon, Clare (SAT to SNN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to Shannon, Clare

Direct flights

None
There are no direct flights from San Antonio to Shannon, Clare. There are no popular flight routes from San Antonio to Shannon, Clare.
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  • How far is San Antonio to Shannon by plane?

    The straight-line distance from San Antonio to Shannon is 4611.0 mi. Typically, this will take 17h 27m by plane in normal conditions.

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

    Prices for flights from San Antonio Airport to Shannon Airport were last updated today.

  • How many operators does momondo search for flights from San Antonio Airport to Shannon Airport?

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

    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 Shannon Airport.

  • What documentation or ID do you need to fly to Shannon Airport?

    The required travel and health documents for your Shannon Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Shannon Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from San Antonio to Shannon, Clare?

Best airlines flying from San Antonio to Shannon, Clare

Compare and see reviews for airlines that fly from San Antonio to Shannon, Clare with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $644Free CancellationRating
7.4
8,943 reviews
Search United Airlines flights
American AirlinesPriceFrom $669Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Shannon?

Book flights to Shannon if you plan to visit one of these locations
Limerick
Ennis
Adare
Bunratty
Lahinch
Nenagh

Why use momondo?

Why should I use momondo to find a flight deal from San Antonio to Shannon?

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 Shannon for you.

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

Yes. momondo allows you to filter the results for San Antonio to Shannon flights to just show those with flexible booking policies.

How can momondo help me find flights from San Antonio to Shannon?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Shannon from San Antonio.

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

Yes momondo offers price alerts on flights to Shannon 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.

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