$928+ Cheap flights from San Antonio (SAT) to Shannon (SNN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — SNN
Sep 26 — Oct 31
Round-trip
1 adult, Economy
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Find cheap flights from San Antonio to Shannon with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Antonio to Shannon
Cheapest
Best
Last-minute
Cheapest flights from San Antonio to ShannonExplore the most affordable flight options available from San Antonio to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.
Explore the most affordable flight options available from San Antonio to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 27, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/144:28 pm -
2 stops22h 07m
Wed 11/117:50 am -
2 stops20h 09m
Deal found 8/25![British Airways logo]()
$928
This Air Canada deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/144:17 pm -
3 stops17h 53m
Wed 11/117:50 am -
3 stops30h 39m
Deal found 8/25![Air Canada logo]()
$958
This KAYAK deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/1412:50 pm -
1 stop15h 25m
Wed 11/117:50 am -
2 stops19h 36m
Deal found 8/25![Multiple Airlines logo]()
$1,045
This American Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:00 pm -
2 stops15h 50m
Fri 10/167:30 am -
2 stops22h 28m
Deal found 8/25![American Airlines logo]()
$1,055
This United Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:35 am -
2 stops21h 40m
Fri 10/1612:30 pm -
2 stops29h 36m
Deal found 8/25![United Airlines logo]()
$1,073
This United Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:30 am -
1 stop19h 00m
Sat 9/129:30 am -
1 stop13h 01m
Deal found 8/26![United Airlines logo]()
$1,181
This Air Canada deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:17 pm -
3 stops17h 33m
Fri 10/167:30 am -
2 stops20h 43m
Deal found 8/25![Multiple Airlines logo]()
$1,293
Best flights from San Antonio to ShannonDiscover carefully curated flight deals from San Antonio to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
Discover carefully curated flight deals from San Antonio to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 27, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/144:28 pm -
2 stops22h 07m
Wed 11/117:50 am -
2 stops20h 09m
Deal found 8/25![British Airways logo]()
$928
This United Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/96:35 am -
2 stops21h 40m
Fri 10/1612:30 pm -
2 stops29h 36m
Deal found 8/25![United Airlines logo]()
$1,073
This United Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/912:00 pm -
2 stops16h 15m
Sat 9/129:30 am -
2 stops19h 14m
Deal found 8/26![United Airlines logo]()
$1,186
This BusinessClass deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:38 pm -
2 stops15h 32m
Sat 10/317:50 am -
2 stops21h 07m
Deal found 8/23![Multiple Airlines logo]()
$5,917
This BusinessClass deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:43 pm -
2 stops16h 27m
Thu 10/297:50 am -
2 stops19h 10m
Deal found 8/23![British Airways logo]()
$5,477
This BusinessClass deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:43 pm -
2 stops16h 27m
Sat 10/317:50 am -
2 stops20h 07m
Deal found 8/23![British Airways logo]()
$5,690
This BusinessClass deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2112:50 pm -
1 stop15h 25m
Sat 10/317:50 am -
2 stops20h 01m
Deal found 8/23![Multiple Airlines logo]()
$6,315
This AranGrant deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:43 pm -
2 stops16h 27m
Thu 10/297:50 am -
2 stops19h 10m
Deal found 8/23![British Airways logo]()
$6,158
Last-minute flights from San Antonio to ShannonDiscover last-minute flight deals from San Antonio to Shannon. Data last updated August 27, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Shannon. Data last updated August 27, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:30 am -
1 stop19h 00m
Sat 9/129:30 am -
1 stop13h 01m
Deal found 8/26![United Airlines logo]()
$1,181
Find flight deals from San Antonio to Shannon
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Shannon (SNN). 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 August 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $928 (Cheapflightsfares) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Shannon 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 7,457,451 searches. Data last updated August 27, 2026.
Use the filters below to find and compare flights from San Antonio to Shannon that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San AntonioShannon
SAT San Antonio - SNN Shannon
SATSNN
San Antonio
Wed 10/14
4:28 pm-8:35 pm
2 stops22h 07m
Shannon
Wed 11/11
7:50 am-9:59 pm
2 stops20h 09m
$928
San AntonioShannon
SAT San Antonio - SNN Shannon
SATSNN
San Antonio
Fri 10/9
6:35 am-10:15 am
2 stops21h 40m
Shannon
Fri 10/16
12:30 pm-12:06 pm
2 stops29h 36m
$1,073
San AntonioShannon
SAT San Antonio - SNN Shannon
SATSNN
San Antonio
Wed 9/9
12:00 pm-10:15 am
2 stops16h 15m
Shannon
Sat 9/12
9:30 am-10:44 pm
2 stops19h 14m
$1,186
San AntonioShannon
SAT San Antonio - SNN Shannon
SATSNN
San Antonio
Wed 10/21
5:43 pm-4:10 pm
2 stops16h 27m
Shannon
Thu 10/29
7:50 am-10:00 pm
2 stops19h 10m
$5,477
San AntonioShannon
SAT San Antonio - SNN Shannon
SATSNN
San Antonio
Wed 10/21
5:43 pm-4:10 pm
2 stops16h 27m
Shannon
Sat 10/31
7:50 am-10:57 pm
2 stops20h 07m
$5,690
San AntonioShannon
SAT San Antonio - SNN Shannon
SATSNN
San Antonio
Thu 10/22
6:38 pm-4:10 pm
2 stops15h 32m
Shannon
Sat 10/31
7:50 am-11:57 pm
2 stops21h 07m
$5,917
San AntonioShannon
SAT San Antonio - SNN Shannon
SATSNN
San Antonio
Thu 10/22
5:43 pm-4:10 pm
2 stops16h 27m
Shannon
Thu 10/29
7:50 am-10:00 pm
2 stops19h 10m
$6,158
Quickest round-trip
San AntonioShannon
SAT San Antonio - SNN Shannon
SATSNN
San Antonio
Wed 10/21
12:50 pm-10:15 am
1 stop15h 25m
Shannon
Sat 10/31
7:50 am-10:51 pm
2 stops20h 01m
$6,315
Sorted by cheapest first
Compare providers for flights from San Antonio to Shannon
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Antonio to Shannon in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Antonio-Shannon, Clare flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Shannon, Clare flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Shannon, Clare flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-Shannon, Clare flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Antonio-Shannon, Clare flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Antonio to Shannon
Have a flexible travel schedule? Discover the best time to fly to Shannon from San Antonio with our price prediction graph.
SAT-SNN
Estimated round-trip 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.
Reviews of airlines servicing Shannon
Get insights into the airlines that provide service to Shannon. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Shannon. Reviews last updated August 27, 2026.
Get a feel of what it's like to fly with American Airlines from San Antonio to Shannon by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.2
Food
6.4
Overall
7.1
Crew
7.9
Boarding
7.5
Entertainment
6.8
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Comfort
7.2
Food
6.4
Overall
7.1
Crew
7.9
Boarding
7.5
Entertainment
6.8
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Shannon. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
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San Antonio and Shannon flights
Browse other San Antonio and Shannon flight options. Last updated on August 27, 2026.
Other flights from San Antonio
Browse through other flights departing from San Antonio. Flights are based on user searches made on Cheapflights and were last updated on August 27, 2026.
Popular flight searches
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Other flights to Shannon
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Top airline flying from San Antonio to Shannon
Discover the top airline that operate flights from San Antonio to Shannon. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 27, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$517 | Average$518 | FlexibilityNo cancel fee | On-time71% |