$423+ Cheap flights from San Diego (SAN) 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 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — SNN
Nov 7 — Nov 141
Round-trip
1 adult, Economy
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Find cheap flights from San Diego 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 Diego to Shannon
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Best
Last-minute
One-way
Cheapest flights from San Diego to ShannonExplore the most affordable flight options available from San Diego to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
Explore the most affordable flight options available from San Diego to Shannon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 8, 2026.
This United Airlines deal was found by Cheapflights users on 10/5. 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.
Tue 10/66:35 am -
1 stop19h 40m
Wed 10/1412:30 pm -
1 stop15h 13m
Deal found 10/5![United Airlines logo]()
$852
This Cheapflightsfares deal was found by Cheapflights users on 10/5. 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 10/217:40 pm -
1 stop16h 55m
Wed 10/288:05 pm -
2 stops32h 41m
Deal found 10/5![British Airways logo]()
$1,008
This FlightHub deal was found by Cheapflights users on 10/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/59:29 pm -
1 stop24h 21m
Sat 1/92:00 pm -
1 stop28h 58m
Deal found 10/4![Multiple Airlines logo]()
$1,019
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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.
Sat 12/56:00 pm -
1 stop17h 25m
Sat 1/97:50 am -
2 stops21h 10m
Deal found 10/6![British Airways logo]()
$1,044
This Air Canada deal was found by Cheapflights users on 10/7. 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.
Sat 11/214:45 pm -
2 stops40h 00m
Sat 11/287:50 am -
3 stops36h 10m
Deal found 10/7![Multiple Airlines logo]()
$1,068
This Ovago deal was found by Cheapflights users on 10/5. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:55 am -
1 stop34h 55m
Fri 11/272:00 pm -
2 stops17h 59m
Deal found 10/5![Multiple Airlines logo]()
$1,075
Best flights from San Diego to ShannonDiscover carefully curated flight deals from San Diego to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
Discover carefully curated flight deals from San Diego to Shannon that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 8, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 10/5. 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 10/217:40 pm -
1 stop16h 55m
Wed 10/288:05 pm -
2 stops32h 41m
Deal found 10/5![British Airways logo]()
$1,008
This Ovago deal was found by Cheapflights users on 10/6. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/59:23 am -
2 stops18h 07m
Sat 1/95:10 pm -
1 stop31h 00m
Deal found 10/6![Multiple Airlines logo]()
$1,055
This British Airways deal was found by Cheapflights users on 10/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/287:44 am -
2 stops19h 36m
Sun 4/47:30 am -
1 stop18h 15m
Deal found 10/5![British Airways logo]()
$1,037
This Air Canada deal was found by Cheapflights users on 10/7. 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.
Sat 11/214:45 pm -
2 stops40h 00m
Sat 11/287:50 am -
3 stops36h 10m
Deal found 10/7![Multiple Airlines logo]()
$1,068
This British Airways deal was found by Cheapflights users on 10/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/287:44 am -
2 stops19h 36m
Sat 4/37:30 am -
1 stop18h 20m
Deal found 10/5![British Airways logo]()
$1,037
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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.
Sat 12/56:00 pm -
1 stop17h 25m
Sat 1/97:50 am -
2 stops21h 10m
Deal found 10/6![British Airways logo]()
$1,044
This Gurufare deal was found by Cheapflights users on 10/5. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:55 am -
1 stop34h 55m
Fri 11/272:00 pm -
1 stop27h 40m
Deal found 10/5![Multiple Airlines logo]()
$1,247
This British Airways deal was found by Cheapflights users on 10/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/261:05 pm -
2 stops19h 40m
Sun 4/47:30 am -
1 stop15h 25m
Deal found 10/5![British Airways logo]()
$1,087
This British Airways deal was found by Cheapflights users on 10/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/274:48 pm -
2 stops19h 47m
Sat 4/37:30 am -
1 stop15h 25m
Deal found 10/5![British Airways logo]()
$1,087
This British Airways deal was found by Cheapflights users on 10/5. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/2712:30 pm -
2 stops19h 35m
Mon 4/57:30 am -
2 stops22h 19m
Deal found 10/5![British Airways logo]()
$1,097
This Cheapflightsfares deal was found by Cheapflights users on 10/6. 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.
Tue 12/156:00 pm -
1 stop14h 45m
Wed 12/308:05 pm -
2 stops31h 06m
Deal found 10/6![British Airways logo]()
$1,203
Last-minute flights from San Diego to ShannonDiscover last-minute flight deals from San Diego to Shannon. Data last updated October 8, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Shannon. Data last updated October 8, 2026 and is based on user searches.
This Cheapflightsfares deal was found by Cheapflights users on 10/5. 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 10/217:40 pm -
1 stop16h 55m
Wed 10/288:05 pm -
2 stops32h 41m
Deal found 10/5![British Airways logo]()
$1,008
This Ovago deal was found by Cheapflights users on 10/3. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:40 pm -
1 stop16h 55m
Wed 10/288:05 pm -
1 stop28h 05m
Deal found 10/3![Multiple Airlines logo]()
$1,091
This Ovago deal was found by Cheapflights users on 10/5. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2010:55 am -
1 stop34h 55m
Fri 11/272:00 pm -
2 stops17h 59m
Deal found 10/5![Multiple Airlines logo]()
$1,075
This American Airlines deal was found by Cheapflights users on 10/5. 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 11/206:15 am -
2 stops15h 35m
Fri 11/272:00 pm -
2 stops17h 59m
Deal found 10/5![American Airlines logo]()
$1,214
This Air Canada deal was found by Cheapflights users on 10/7. 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.
Sat 11/214:45 pm -
2 stops40h 00m
Sat 11/287:50 am -
3 stops36h 10m
Deal found 10/7![Multiple Airlines logo]()
$1,068
One-way flights from San Diego to ShannonSearch for one-way flight options from San Diego to Shannon. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
Search for one-way flight options from San Diego to Shannon. Find affordable one-way fares based on user searches. Data last updated October 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/79:07 pm -
1 stop24h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$423
This Kiwi.com deal was found by Cheapflights users on 10/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/38:32 am -
2 stops22h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Multiple Airlines logo]()
$490
This Cheapflightsfares deal was found by Cheapflights users on 10/7. 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.
Thu 12/39:29 pm -
1 stop24h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Aer Lingus logo]()
$496
This Cheapflightsfares deal was found by Cheapflights users on 10/7. 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.
Sat 11/71:48 pm -
2 stops21h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![British Airways logo]()
$511
Find flight deals from San Diego to Shannon
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 October 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $950 (Air Canada) |
One-way from | $423 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego 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 October 8, 2026.
Use the filters below to find and compare flights from San Diego to Shannon that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San DiegoShannon
SAN San Diego - SNN Shannon
SANSNN
San Diego
Sat 11/7
9:07 pm-5:50 am
1 stop24h 43m
Shannon
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$423
Quickest round-trip
San DiegoShannon
SAN San Diego - SNN Shannon
SANSNN
San Diego
Thu 12/3
9:29 pm-5:50 am
1 stop24h 21m
Shannon
Wed 12/31
12:00 am-3:00 pm
Nonstop0h 00m
$496
San DiegoShannon
SAN San Diego - SNN Shannon
SANSNN
San Diego
Wed 10/21
7:40 pm-8:35 pm
1 stop16h 55m
Shannon
Wed 10/28
8:05 pm-9:46 pm
2 stops32h 41m
$1,008
San DiegoShannon
SAN San Diego - SNN Shannon
SANSNN
San Diego
Sun 3/28
7:44 am-11:20 am
2 stops19h 36m
Shannon
Sun 4/4
7:30 am-5:45 pm
1 stop18h 15m
$1,037
San DiegoShannon
SAN San Diego - SNN Shannon
SANSNN
San Diego
Sun 3/28
7:44 am-11:20 am
2 stops19h 36m
Shannon
Sat 4/3
7:30 am-5:50 pm
1 stop18h 20m
$1,037
San DiegoShannon
SAN San Diego - SNN Shannon
SANSNN
San Diego
Sat 12/5
6:00 pm-7:25 pm
1 stop17h 25m
Shannon
Sat 1/9
7:50 am-9:00 pm
2 stops21h 10m
$1,044
San DiegoShannon
SAN San Diego - SNN Shannon
SANSNN
San Diego
Sat 12/5
9:23 am-11:30 am
2 stops18h 07m
Shannon
Sat 1/9
5:10 pm-4:10 pm
1 stop31h 00m
$1,055
San DiegoShannon
SAN San Diego - SNN Shannon
SANSNN
San Diego
Sat 11/21
4:45 pm-4:45 pm
2 stops40h 00m
Shannon
Sat 11/28
7:50 am-12:00 pm
3 stops36h 10m
$1,068
San DiegoShannon
SAN San Diego - SNN Shannon
SANSNN
San Diego
Fri 3/26
1:05 pm-3:45 pm
2 stops19h 40m
Shannon
Sun 4/4
7:30 am-2:55 pm
1 stop15h 25m
$1,087
San DiegoShannon
SAN San Diego - SNN Shannon
SANSNN
San Diego
Sat 3/27
4:48 pm-7:35 pm
2 stops19h 47m
Shannon
Sat 4/3
7:30 am-2:55 pm
1 stop15h 25m
$1,087
Showing 1-10 of 13 resultsSorted by cheapest first
Compare providers for flights from San Diego 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 Diego to Shannon in October.
| 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 Diego-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 Diego-Shannon, Clare flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Shannon, Clare flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-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 Diego-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 Diego to Shannon
Have a flexible travel schedule? Discover the best time to fly to Shannon from San Diego with our price prediction graph.
SAN-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.
Related info for your journey
Find useful and relevant information for your journey from San Diego 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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