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Cheap flights from San Antonio to Shannon from $310

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 8/23. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from San Antonio to Shannon

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:40 pm - 7:30 am
SAT
-
SNN
11h 50m
1 stop
United Airlines Logo
9:30 am - 4:08 pm
SNN
-
SAT
12h 38m
1 stop
$659United Airlines
Sun, Aug 16 - Thu, Aug 20
United Airlines Logo
9:37 am - 7:30 am
SAT
-
SNN
15h 53m
2 stops
United Airlines Logo
9:30 am - 9:16 pm
SNN
-
SAT
17h 46m
2 stops
$663United Airlines
Sun, Aug 16 - Thu, Aug 20
United Airlines Logo
1:40 pm - 7:30 am
SAT
-
SNN
11h 50m
1 stop
United Airlines Logo
9:30 am - 4:08 pm
SNN
-
SAT
12h 38m
1 stop
$709United Airlines
Mon, Aug 24 - Wed, Aug 26
United Airlines Logo
2:15 pm - 10:15 am
SAT
-
SNN
14h 00m
2 stops
United Airlines Logo
9:30 am - 7:53 pm
SNN
-
SAT
16h 23m
2 stops
$714United Airlines
Mon, Aug 24 - Wed, Aug 26
United Airlines Logo
6:40 am - 7:30 am
SAT
-
SNN
18h 50m
1 stop
United Airlines Logo
9:30 am - 10:51 pm
SNN
-
SAT
19h 21m
1 stop
$847United Airlines
Fri, Jul 17 - Thu, Jul 30
United Airlines Logo
5:23 pm - 10:15 am
SAT
-
SNN
34h 52m
2 stops
United Airlines Logo
9:30 am - 10:51 pm
SNN
-
SAT
19h 21m
1 stop
$864United Airlines
Fri, Jul 17 - Thu, Jul 30
United Airlines Logo
5:23 pm - 10:15 am
SAT
-
SNN
34h 52m
2 stops
United Airlines Logo
9:30 am - 12:43 pm
SNN
-
SAT
33h 13m
2 stops
$894United Airlines
Fri, Jul 17 - Thu, Jul 30
United Airlines Logo
9:50 am - 10:15 am
SAT
-
SNN
18h 25m
2 stops
United Airlines Logo
12:30 pm - 10:54 pm
SNN
-
SAT
16h 24m
2 stops
$941United Airlines
Tue, May 12 - Tue, May 19
United Airlines Logo
6:40 am - 7:30 am
SAT
-
SNN
18h 50m
1 stop
United Airlines Logo
9:30 am - 10:57 pm
SNN
-
SAT
19h 27m
1 stop
$972United Airlines
Wed, Jun 10 - Tue, Jun 16
Delta Logo
5:20 am - 11:10 am
SAT
-
SNN
23h 50m
2 stops
Delta Logo
1:05 pm - 11:11 am
SNN
-
SAT
28h 06m
2 stops
$976Delta
Wed, Jun 10 - Tue, Jun 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
Aug 16
SAT1:40 pmSan Antonio
11h 50m
1 stop
SNN7:30 amShannon
Aug 20
SNN9:30 amShannon
12h 38m
1 stop
SAT4:08 pmSan Antonio
$659
United Airlines
Aug 16
SAT9:37 amSan Antonio
15h 53m
2 stops
SNN7:30 amShannon
Aug 20
SNN9:30 amShannon
17h 46m
2 stops
SAT9:16 pmSan Antonio
$663
United Airlines
Aug 24
SAT1:40 pmSan Antonio
11h 50m
1 stop
SNN7:30 amShannon
Aug 26
SNN9:30 amShannon
12h 38m
1 stop
SAT4:08 pmSan Antonio
$709

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 March 25, 2026.
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

Cheapest round-trip
Quickest round-trip

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Sun 8/16

1:40 pm-7:30 am

1 stop11h 50m

Shannon

Thu 8/20

9:30 am-4:08 pm

1 stop12h 38m

$659

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Sun 8/16

9:37 am-7:30 am

2 stops15h 53m

Shannon

Thu 8/20

9:30 am-9:16 pm

2 stops17h 46m

$663

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Mon 8/24

1:40 pm-7:30 am

1 stop11h 50m

Shannon

Wed 8/26

9:30 am-4:08 pm

1 stop12h 38m

$709

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Mon 8/24

2:15 pm-10:15 am

2 stops14h 00m

Shannon

Wed 8/26

9:30 am-7:53 pm

2 stops16h 23m

$714

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Fri 7/17

6:40 am-7:30 am

1 stop18h 50m

Shannon

Thu 7/30

9:30 am-10:51 pm

1 stop19h 21m

$847

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Fri 7/17

5:23 pm-10:15 am

2 stops34h 52m

Shannon

Thu 7/30

9:30 am-10:51 pm

1 stop19h 21m

$864

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Fri 7/17

5:23 pm-10:15 am

2 stops34h 52m

Shannon

Thu 7/30

9:30 am-12:43 pm

2 stops33h 13m

$894

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Tue 5/12

9:50 am-10:15 am

2 stops18h 25m

Shannon

Tue 5/19

12:30 pm-10:54 pm

2 stops16h 24m

$941

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Wed 6/10

6:40 am-7:30 am

1 stop18h 50m

Shannon

Tue 6/16

9:30 am-10:57 pm

1 stop19h 27m

$972

San AntonioShannon

SAT - SNN

SATSNN

San Antonio

Wed 6/10

5:20 am-11:10 am

2 stops23h 50m

Shannon

Tue 6/16

1:05 pm-11:11 am

2 stops28h 06m

$976

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted 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

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

Fastest flight time

11h 50m

Direct flights

None
The fastest flight from San Antonio to Shannon, Clare takes 11h 50m
There are no direct flights from San Antonio to Shannon, Clare. There are no popular flight routes from San Antonio to Shannon, Clare.
Search flight deals

  • 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 11h 50m 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
American AirlinesPriceFrom $518Free CancellationRating
7.1
11,493 reviews
Search American Airlines flights
United AirlinesPriceFrom $644Free CancellationRating
7.4
9,478 reviews
Search United Airlines flights

Traveling to a place near Shannon?

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