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Ireland

$248+ Cheap flights from San Diego (SAN) to Ireland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — DUB
feb. 28 — mar. 71
sáb. 2/28
sáb. 3/7
1 adult, Economy
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Cheap flight deals from San Diego to Ireland

Cheapest flights from San Diego to Ireland
Explore the most affordable flight options available from San Diego to Ireland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on enero 29, 2026.

This Mytrip deal was found by Cheapflights users on 1/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/275:15 pm
SAN
-
DUB
1 stop15h 40m
Multiple Airlines
mié. 5/69:50 am
DUB
-
SAN
1 stop14h 15m
Multiple Airlines
Deal found 1/27$449
This KAYAK deal was found by Cheapflights users on 1/27. 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.
mar. 3/107:00 pm
SAN
-
DUB
1 stop17h 40m
British Airways
mar. 3/178:50 am
DUB
-
SAN
1 stop15h 20m
British Airways
Deal found 1/27$452
This Mytrip deal was found by Cheapflights users on 1/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/45:35 pm
SAN
-
DUB
1 stop15h 35m
Multiple Airlines
mié. 3/118:00 am
DUB
-
SAN
1 stop34h 53m
Multiple Airlines
Deal found 1/27$454
This BusinessClass deal was found by Cheapflights users on 1/28. 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.
mar. 2/176:00 pm
SAN
-
DUB
1 stop29h 55m
British Airways
mié. 2/258:50 am
DUB
-
SAN
1 stop15h 20m
British Airways
Deal found 1/28$455
This United Airlines deal was found by Cheapflights users on 1/28. 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.
mié. 3/410:59 am
SAN
-
DUB
1 stop13h 11m
United Airlines
mié. 3/118:00 am
DUB
-
SAN
2 stops38h 00m
United Airlines
Deal found 1/28$458
This Kiwi.com deal was found by Cheapflights users on 1/29. 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.
lun. 2/236:30 am
SAN
-
DUB
1 stop17h 15m
KLM
lun. 3/95:55 am
DUB
-
SAN
2 stops19h 55m
KLM
Deal found 1/29$461
This United Airlines deal was found by Cheapflights users on 1/27. 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.
mar. 4/710:30 pm
SAN
-
DUB
1 stop27h 15m
United Airlines
mar. 4/219:50 am
DUB
-
SAN
1 stop34h 03m
United Airlines
Deal found 1/27$463
This United Airlines deal was found by Cheapflights users on 1/27. 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.
lun. 4/2712:55 pm
SAN
-
DUB
1 stop13h 45m
United Airlines
mié. 5/69:50 am
DUB
-
SAN
1 stop14h 15m
United Airlines
Deal found 1/27$466
This United Airlines deal was found by Cheapflights users on 1/29. 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.
lun. 2/2310:59 am
SAN
-
DUB
1 stop13h 11m
United Airlines
lun. 3/98:00 am
DUB
-
SAN
1 stop34h 53m
United Airlines
Deal found 1/29$469
This Delta deal was found by Cheapflights users on 1/26. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/273:00 pm
SAN
-
ORK
1 stop25h 25m
Delta
dom. 11/16:00 am
ORK
-
SAN
2 stops23h 52m
Delta
Deal found 1/26$579
This United Airlines deal was found by Cheapflights users on 1/28. 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.
vie. 4/2410:30 pm
SAN
-
SNN
2 stops27h 45m
United Airlines
sáb. 5/212:30 pm
SNN
-
SAN
1 stop15h 25m
United Airlines
Deal found 1/28$593
This United Airlines deal was found by Cheapflights users on 1/28. 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.
vie. 4/246:15 am
SAN
-
SNN
2 stops20h 00m
United Airlines
vie. 5/112:30 pm
SNN
-
SAN
1 stop15h 25m
United Airlines
Deal found 1/28$605

Find flight deals from San Diego to Ireland

Keep the following information in mind while searching for San Diego to Ireland flight deals. Data was last updated enero 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$449
(Mytrip)

One-way from

$248
(oojo)

Popular in

June

Cheapest in

January

Average price

$468
Provider with most accurate pricing for San Diego-Dublin flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Dublin flights.
Search Deals
From San Diego to Ireland
Search Deals
One-way flight from San Diego to Ireland
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($192 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Ireland 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 2,558,603 searches. Data last updated enero 29, 2026.
Use the filters below to find and compare flights from San Diego to Ireland that are best for you.

Fly from

San Diego

Fly to

Ireland

Route

Depart

Return

Price

San DiegoDublin

SAN - DUB

SANDUB

San Diego

mié. 3/4

10:59 am-8:10 am

1 stop13h 11m

Dublin

mié. 3/11

8:00 am-3:00 pm

2 stops38h 00m

$458

San DiegoDublin

SAN - DUB

SANDUB

San Diego

mar. 4/7

10:30 pm-9:45 am

1 stop27h 15m

Dublin

mar. 4/21

9:50 am-11:53 am

1 stop34h 03m

$463

San DiegoDublin

SAN - DUB

SANDUB

San Diego

lun. 4/27

6:32 am-10:40 am

2 stops20h 08m

Dublin

mié. 5/6

9:50 am-4:05 pm

1 stop14h 15m

$469

San DiegoDublin

SAN - DUB

SANDUB

San Diego

lun. 2/23

10:59 am-10:20 am

2 stops15h 21m

Dublin

lun. 3/9

8:00 am-11:53 am

1 stop34h 53m

$469

San DiegoDublin

SAN - DUB

SANDUB

San Diego

mar. 3/17

10:00 am-7:45 am

2 stops14h 45m

Dublin

mar. 3/24

5:55 am-1:05 pm

1 stop14h 10m

$472

San DiegoDublin

SAN - DUB

SANDUB

San Diego

jue. 2/26

6:30 am-7:45 am

1 stop17h 15m

Dublin

jue. 3/5

5:55 am-12:05 pm

1 stop14h 10m

$472

San DiegoDublin

SAN - DUB

SANDUB

San Diego

lun. 2/23

6:00 pm-7:55 am

1 stop29h 55m

Dublin

dom. 3/8

8:40 pm-5:10 pm

1 stop27h 30m

$473

San DiegoDublin

SAN - DUB

SANDUB

San Diego

mar. 3/31

11:54 am-7:55 am

1 stop12h 01m

Dublin

mar. 4/7

5:55 am-11:50 am

1 stop13h 55m

$477

San DiegoShannon

SAN - SNN

SANSNN

San Diego

vie. 4/24

7:40 pm-10:15 am

3 stops30h 35m

Shannon

sáb. 5/2

12:30 pm-10:34 pm

2 stops18h 04m

$593

San DiegoShannon

SAN - SNN

SANSNN

San Diego

vie. 4/24

6:15 am-10:15 am

2 stops20h 00m

Shannon

vie. 5/1

12:30 pm-7:55 pm

1 stop15h 25m

$605

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 29 results
1
2
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Best time to book a flight from San Diego to Ireland

Have a flexible travel schedule? Discover the best time to fly to Ireland from San Diego with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from San Diego to Ireland

What is the cheapest month to book a flight from San Diego to Ireland?

Currently, January is the cheapest month in which you can book a flight from San Diego to Ireland (average of $417). Flying from San Diego to Ireland in June is currently the most expensive (average of $682). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Ireland

Get insights into the airlines that provide service to Ireland. 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 Ireland. Reviews last updated enero 29, 2026.
Read reviews from past customers who have flown United Airlines, American Airlines, and JetBlue from San Diego to Ireland. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
11,206 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
JetBlue
7.2
Good
2,892 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Aer Lingus
7.2
Good
1,443 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.7
Okay
7,705 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Entertainment

7.1

Food

6.6

Crew

8.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from San Diego to Ireland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Diego to Ireland?

    If you book a flight to Ireland from San Diego, you will be flying from San Diego, which is the city’s only airport. San Diego (SAN) is located 2.6 mi from the center of San Diego.

  • How long is the flight from San Diego to Ireland?

    A quick flight from San Diego to Ireland can take about 13h 11m. United Airlines provides one of the quickest options available for as low as $458. The distance between San Diego and Ireland is about 5194 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from San Diego to Ireland one-way?

    One-way options have recently been found by users for as low as $240 on British Airways. Other airlines that offer cheap prices include American Airlines from $248 and Delta from $266 one-way.

  • What are the most popular routes from San Diego to Ireland?

    While some choose either San Diego - Shannon or San Diego - Cork, San Diego - Dublin is the most popular route from San Diego to Ireland.

  • Can I find deals for flights from San Diego to Ireland that include hotel bookings?

    Yes. In addition to deals on San Diego to Ireland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Ireland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Ireland.

  • Can I find deals for business class flights from San Diego to Ireland?

    Yes. Cheapflights offers flight deals from San Diego to Ireland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Ireland?

    Currently, January is the cheapest month in which you can book a flight from San Diego to Ireland (average of $417). Flying from San Diego to Ireland in June is currently the most expensive (average of $682). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 10 airlines flying from San Diego to Ireland

Discover the top 10 airlines that operate flights from San Diego to Ireland. 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 2,558,603 searches. Data last updated enero 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$415Average$918FlexibilityNo cancel feeOn-time62%
KLMCheapest$433Average$648FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$434Average$705FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$457Average$660FlexibilityNo cancel feeOn-time67%
DeltaCheapest$465Average$758FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$483Average$791FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$518Average$743FlexibilityNo cancel feeOn-time71%
IberiaCheapest$541Average$818FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$664Average$693FlexibilityNo cancel feeOn-time76%
Aer LingusCheapest$674Average$899FlexibilityNo cancel feeOn-timeN/A

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